Academic literature on the topic 'Ultraviolet radiation Safety measures'

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Journal articles on the topic "Ultraviolet radiation Safety measures"

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Maguire, Erin, and Alison Spurr. "Implementation of Ultraviolet Radiation Safety Measures for Outdoor Workers." Journal of Cutaneous Medicine and Surgery 21, no. 2 (December 9, 2016): 117–24. http://dx.doi.org/10.1177/1203475416683389.

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Ultraviolet radiation (UVR) poses a major risk for outdoor workers, putting them at greater risk for skin cancer. In the general population, the incidence of both melanoma and nonmelanoma skin cancers is increasing. It is estimated that 90% of skin cancers in Canada are directly attributable to UVR exposure, making this cancer largely preventable with the appropriate precautions. A scoping review was conducted on the barriers and facilitators to UVR safety in outdoor workers to elucidate why these precautions are not in use currently. We discuss these results according to the Hierarchy of Controls as a means to outline effective and feasible prevention strategies for outdoor workers. In doing so, this review may be used to inform the design of future workplace interventions for UVR safety in outdoor workers to decrease the risk of skin cancer in this vulnerable population.
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Semenov, A., T. Sakhno, and Y. Sakhno. "Photobiological safety of lamps and lamp systems in agriculture." Journal of Achievements in Materials and Manufacturing Engineering 1, no. 106 (May 1, 2021): 34–41. http://dx.doi.org/10.5604/01.3001.0015.0527.

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Purpose: The article aims to study the photobiological safety of ultraviolet radiation of UV lamps in agriculture. Design/methodology/approach: The research and analysis of the lighting characteristics of samples of LUF 80 and LE 30 lamps, which are the most widely used in the agrarian complex. Findings: Experimental studies have shown that the photobiological safety of LUF 80 lamps belongs to the low-risk group RG1, while LE 30 lamps show high risk and are thus assigned to group RG3. Research limitations/implications: It is advisable to continue studying the characteristics of lamps and lamp systems for various fields of agriculture on the market in Ukraine to assess their compliance with safety requirements. Practical implications: The application of the proposed approach allows increasing the level of labor safety in commercial greenhouses or any other industry by choosing the suitable lamps for agriculture that at present are not regulated by additional safety measures. Originality/value: The originality of the article is showing the results of the experimental data of the studies of light-technical characteristics of ultraviolet lamps for agriculture.
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Addas, Abdullah, Mahmoud Ragab, Ahmad Maghrabi, S. M. Abo-Dahab, and Eman F. El-Nobi. "UV Index for Public Health Awareness Based on OMI/NASA Satellite Data at King Abdulaziz University, Saudi Arabia." Advances in Mathematical Physics 2021 (July 29, 2021): 1–11. http://dx.doi.org/10.1155/2021/2835393.

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Exposure to ultraviolet radiation (UV) is essential for good health and formation of vitamin D while overexposure poses a risk to public health. Therefore, it is important to provide information to the public about the level of solar UV radiation. The ultraviolet index (UVI) is used to help avoid the negative effects of ultraviolet (UV) radiation on humans and to optimize individual exposure. There is limited ground measurement of solar UV radiation, but satellite Ozone Monitoring Instrument (OMIs) satellite products with a spatial resolution of 1 ° × 1 ° can be used to create UV index climatology at local noon time. In this study, we utilize OMI satellite products collected over the campus of King Abdulaziz University (KAU) (21.5° North and 39.1° East), Jeddah, Saudi Arabia, to estimate changes in exposure to UV over a period of 15 years (2004-2020). The results indicate a significantly increasing trend in UV index over this period. Between 2004 and 2020, daily “extreme” UV ( UVI > 11 , as defined by the World Health Organization (WHO)) occurred on 46.60% of days. The frequency of low UVI ( UVI < 2 ) was only about 0.06%. These results imply dangerous exposure levels to solar UV radiation on the KAU campus and call for safety measures to increase awareness and decrease direct exposure; for example, by implementing the United States Environmental Protection Agency (EPA) general guidelines.
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Park, Dae-Hwan, Seung-Taek Oh, and Jae-Hyun Lim. "Development of UVB LED Lighting System Based on UV Dose Calculation Algorithm to Meet Individual Daily UV Dose." Applied Sciences 9, no. 12 (June 18, 2019): 2479. http://dx.doi.org/10.3390/app9122479.

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Ultraviolet B (UVB) in sunlight is known to promote health when humans are exposed to optimum sunlight. Proper exposure to ultraviolet B is essential to produce vitamin D in the body, which is a particularly important factor for health. However, there has been an increase recently in the number of people who are lacking sunlight exposure due to staying indoors. Avoiding ultraviolet (UV) rays leads to health deterioration. To solve this problem, a portable ultraviolet measuring device that provides users with the UV intensity information of outdoor sunlight has been developed while UVB Light Emitting Diode (LED) lighting technologies capable of providing UVB radiation have been studied. However, existing technologies are mere methods for providing information on ultraviolet rays and artificially exposing to ultraviolet rays, and there is a risk for the UV radiation amount to not meet the daily required UV dose. Therefore, in this paper, a UVB LED general lighting system based on a UV exposure calculation algorithm that supports users’ daily required UV dose is proposed. The proposed system is composed of an IoT (Internet of Things) UV measuring device that measures the UV dose indoors, as well as outdoors, UVB LED general lighting which can safely provide UVB doses at indoors, and a smartphone which provides information on the cumulative UV dose and the estimated amount of vitamin D while it controls UVB LED general lighting. In addition, it is possible to support users’ vitamin D synthesis by providing as much UV light as its shortage through UVB LED general lighting, based on an individual’s UV exposure amount through outdoor sunlight, using a smartphone implementing a UV dose calculation algorithm. In order to confirm the performance of the proposed system, a simulation was conducted assuming that users with skin types 2 and 3 performed outdoor activities within 30 min and entered the room. The result confirmed that the proposed lighting can provide users of all ages with the UV dose required per day.
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Cohen, Jason, Nguyen T. K. Vo, David R. Chettle, Fiona E. McNeill, Colin B. Seymour, and Carmel E. Mothersill. "Quantifying Biophoton Emissions From Human Cells Directly Exposed to Low-Dose Gamma Radiation." Dose-Response 18, no. 2 (April 1, 2020): 155932582092676. http://dx.doi.org/10.1177/1559325820926763.

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Biophoton emission leading to bystander effects (BEs) was shown in beta-irradiated cells; however, technical challenges precluded the analysis of the biophoton role in gamma-induced BEs. The present work was to design an experimental approach to determine if, what type, and how many biophotons could be produced in gamma-irradiated cells. Photon emission was measured in HCT116 p53+/+ cells irradiated with a total dose of 22 mGy from a cesium-137 source at a dose rate of 45 mGy/min. A single-photon detection unit was used and shielded with lead to reduce counts from stray gammas reaching the detector. Higher quantities of photon emissions were observed when the cells in a tissue culture vessel were present and being irradiated compared to a cell-free vessel. Photon emissions were captured at either 340 nm (in the ultraviolet A [UVA] range) or 610 nm. At the same cell density, radiation exposure time, and radiation dose, HCT116 p53+/+ cells emitted 2.5 times more UVA biophotons than 610-nm biophotons. For the first time, gamma radiation was shown to induce biophoton emissions from biological cells. As cellular emissions of UVA biophotons following beta radiation lead to BEs, the involvement of cellular emissions of the same type of UVA biophotons in gamma radiation-induced BEs is highly likely.
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Grassberger, Martin, and W. Hoch. "Ichthyotherapy as Alternative Treatment for Patients with Psoriasis: A Pilot Study." Evidence-Based Complementary and Alternative Medicine 3, no. 4 (2006): 483–88. http://dx.doi.org/10.1093/ecam/nel033.

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Ichthyotherapy (therapy with the so-called ‘Doctorfish of Kangal’,Garra rufa) has been shown to be effective in patients with psoriasis in the Kangal hot springs in Turkey. This study evaluates the efficacy and safety of ichthyotherapy in combination with short-term ultraviolet A sunbed radiation in the treatment of psoriasis under controlled conditions. We retrospectively analyzed 67 patients diagnosed with psoriasis who underwent 3 weeks of ichthyotherapy at an outpatient treatment facility in Lower Austria between 2002 and 2004. Main outcome measures are as follows: overall relative reduction in Psoriasis Area Severity Index (PASI) score; proportion of patients with an improvement in their PASI score of ≥75% (PASI-75) and ≥50% (PASI-50); patient-reported outcomes assessed with a custom questionnaire; and patient follow-up with a questionnaire sent out in March 2005. Safety was evaluated by reviewing adverse events and vital signs. Overall there was a 71.7% reduction in PASI score compared to baseline (P< 0.0001). Of the 67 patients studied, 31 (46.3%) achieved PASI-75 and 61 patients (91%) achieved at least PASI-50. Patients reported substantial satisfaction with the treatment. The reported mean remission period was 8.58 months [95% confidence interval (CI) 6.05–11.11]. A total of 87.5% of patients reported a more favorable outcome with ichthyotherapy, when asked to compare ichthyotherapy to other previously tried therapies. Sixty-five percent stated that after the relapse their symptoms were less severe than before treatment. There were no significant adverse events. The benefit demonstrated in this study along with the favorable safety profile suggests that ichthyotherapy could provide a viable treatment option for patients with psoriasis.
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Alsaee, Saleh K., Ahmad Fairuz Omar, Naser M. Ahmed, Ahmed Alsadig, A. Sulieman, and Khalid Alzimami. "EBT3 Films in Low Solar Ultraviolet and X-Ray Dose Measurement: A Comparative Analysis." Dose-Response 17, no. 2 (April 1, 2019): 155932581985553. http://dx.doi.org/10.1177/1559325819855532.

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The purpose of this study is to investigate the potentiality of Gafchromic external beam therapy 3 (EBT3) film to measure low dosage of solar ultraviolet (SUV; 0-10 600 mJ/cm2) and x-ray (0–750 mGy) radiation. In this experiment, 2 groups of EBT3 films were prepared with size 2 cm × 1 cm. The first group of films was exposed by incremental SUV dose in the middle of the day. The other group was irradiated by x-ray at 100 kVp, 100 mA, and 2 S of tube voltage, tube current, and exposure time, respectively. The measured SUV consists of 90% ultraviolet A (UVA) and 10% ultraviolet B. The film discoloration was represented by visible absorbance spectroscopy technique using Jaz spectrometer from Ocean Optics Inc. Simple linear regression produced high accuracy with coefficients of determination, r 2 of 0.9804 and root mean square error (RMSE) of 434.88 mJ/cm2 for the measurement of SUV dose. On the other hand, r 2 of 0.98 and RMSE of 31 mGy was produced for the measurement of x-ray dose. The application of multiple linear regression enhanced the measurement accuracy with R 2 of 99% and 99.7% and RMSE of 327.06 mJ/cm2 and 15.045 mGy for SUV and x-ray dose, respectively. The spectral analysis shows a promising measurement at selected wavelengths for SUV and x-ray dose.
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Сердобинцев, С. П., Н. С. Будченко, and Н. А. Долгий. "Automation of control and management of enhanced safety canned fish production." MORSKIE INTELLEKTUAL`NYE TEHNOLOGII), no. 4(50) (December 17, 2020): 76–80. http://dx.doi.org/10.37220/mit.2020.50.4.075.

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В статье рассматривается комплекс вопросов, способствующих повышению безопасности рыбных консервов как важнейшего показателя качества пищевого продукта и оптимизации расхода ресурсов. Показана целесообразность замены традиционного метода орошения блоков замороженной рыбы на электроконтактный способ, который существенного повышает производительность и улучшает качество размороженного сырья. Уменьшение ручного труда в рыбоконсервном производстве может быть достигнуто использованием роботов и робототехнических комплексов на стадиях приемки и порционирования сырья, фасования продукта, проверки герметичности и удаления негерметичных консервов. Применение системы технического зрения позволяет организовать непрерывный дистанционный контроль закаточного шва и изменять параметры настройки закаточной машины с целью достижения необходимой герметичности. Показано, что безопасность производства консервов может быть повышена облучением рабочих поверхностей продукта и оборудования ультрафиолетовым излучением. На безопасность консервов оказывают влияние практически все технологические операции рыбоконсервной линии. Анализ работ по технологии продуктов из гидробионтов и созданию автоматизированных консервных линий позволил выделить мероприятия по дальнейшему совершенствованию производства и хранения рыбных консервов. The article deals with a set of issues that contribute to improving the safety of canned fish as an important indicator of food quality and the resource consumption optimization. The utility of replacing the traditional method of irrigation of frozen fish blocks with an electric contact method is shown, the latter significantly increasing productivity and improving the quality of thawed raw materials. Reduction of manual labor in fish canning production can be achieved by using robots and robotic systems at the stages of acceptance and portioning of raw materials, product packaging, leak testing and removal of leaky canned food. The use of a technical vision system allows to organize continuous remote control of the sealing seam and change the settings of the sealing machine in order to achieve the necessary tightness. The safety of canned food production is shown to be increased by irradiating the working surfaces of the product and equipment with ultraviolet radiation. The safety of canned food is influenced by almost all technological operations of the fish canning line. The analysis of investigations into the technology of products from hydrobionts and the development of automated canning lines has allowed to identify measures to further improve the production and storage of canned fish.
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Diehl, Katharina, Karlijn Thoonen, Eckhard W. Breitbart, Annette B. Pfahlberg, and Tatiana Görig. "Sun Protection and Tanning Behaviors in Caregivers: Prevalence, Determinants, and Associations with Children’s Behaviors." International Journal of Environmental Research and Public Health 19, no. 11 (June 4, 2022): 6876. http://dx.doi.org/10.3390/ijerph19116876.

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The association between skin cancer and ultraviolet radiation (UVR) is well established, and sun protection behavior represents an important preventative measure. In children, caregivers play a key role in this regard. The subject of this study was threefold: whether caregivers of 1 to 11 year-old children are more likely to use sun protection measures compared to non-caregivers, whether considering oneself a role model is associated with sun protection behaviors, and whether their sun protection and risk behaviors are related to children’s behaviors. We used data from the 2020 wave of the National Cancer Aid Monitoring (NCAM) comprised of 4000 individuals (including 554 caregivers of at least one child aged 1–10 years) aged 16 to 65 years and living in Germany. Data were collected through telephone interviews between October and December 2020. No significant differences between caregivers and non-caregivers regarding sun protection and risk behaviors were identified (except tanning on vacation). In both groups, sun protection behaviors were deficient. Caregivers who considered themselves role models concerning sun safety were more likely to use sun protection measures (e.g., using sunscreen on the face: OR = 5.08, p < 0.001). In addition, caregivers’ sun protection behaviors were positively associated with children’s behaviors. Caregivers being highly protected against UVR were more likely to report the use of different measures by/in the child (mean = 4.03), compared to caregivers with medium (3.41) and low (2.97, p < 0.001) protection levels. However, we also found that caregivers’ risk behavior was associated with children’s reported risk behavior. For future prevention, it might be worth focusing on the aspect of caregivers serving as role models. A comprehensive public-health strategy is needed, including key figures such as pediatricians to prevent today’s children from developing skin cancer in later life.
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Zhang, Chen, Xiongxiong Xie, Yawen Yuan, Yimeng Wang, Meijuan Zhou, Xiangzhi Li, and Peilin Zhen. "MiR-664 Protects Against UVB Radiation-Induced HaCaT Cell Damage via Downregulating ARMC8." Dose-Response 18, no. 2 (April 1, 2020): 155932582092923. http://dx.doi.org/10.1177/1559325820929234.

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Background: MiR-664 has been demonstrated to play an important role in dermal diseases. However, the functions of miR-664 in ultraviolet B (UVB) radiation-induced keratinocytes damage remain to be elucidated. Objective: The present study aimed to investigate the molecular mechanisms under the UVB-induced keratinocytes damage and provide translational insights for future therapeutics and UVB protection. Methods: HaCaT cells were transfected with miR-664, either alone or combined with UVB irradiation. Levels of messenger RNA and protein were tested by quantitative real-time polymerase chain reaction and Western blot analyses. Cell proliferation, percentage of apoptotic cells, and expression levels of apoptosis-related factors were measured by Cell Counting Kit-8 assay, flow cytometry assay, and Western blot analysis, respectively. Results: We found that a significant increase in miR-664 was observed in UVB-induced HaCaT cells. Overexpressed miR-664 promoted cell vitalities and suppressed apoptosis of UVB-induced HaCaT cells. Additionally, the loss/gain of armadillo-repeat-containing protein 8 (ARMC8) rescued/blocked the effects of miR-664 on the proliferation of UVB-induced HaCaT cells. Conclusions: Our data demonstrate that miR-664 functions as a protective regulator in UVB-induced HaCaT cells via regulating ARMC8.
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Dissertations / Theses on the topic "Ultraviolet radiation Safety measures"

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Tenkate, Thomas D. "Ultraviolet radiation exposure of welders." Thesis, Queensland University of Technology, 1994. https://eprints.qut.edu.au/36715/1/36715_Digitised%20Thesis.pdf.

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Ultraviolet radiation (UVR) is a by-product of the welding process and is emitted by the arc formed between the electrode and the base metal. Exposure to UVR can produce acute and chronic effects on the eyes and skin, including photokeratitis and erythema (acute), and pterygium and skin cancer (chronic). The measurement of UVR can be used to determine the level of hazard posed by a particular source. The personal UVR exposure levels of a group of welders and nearby workers was estimated using a photosensitive polymer film, polysulphone. The polysulphone film was attached to eye protection, the workers clothing and also placed throughout the workarea. The estimated ocular exposures of all subjects were found to exceed the eight-hour maximum permissible exposure limit. As the main UVR protective measure for welders is a welding helmet, the degree of protection afforded by a range of helmets was investigated in a laboratory experiment. Radiation was found to be reflected off the filter and toward the eye after entering through: (1) an opening between the edge of the shield and the side of the face, and (2) an opening between the top lip of the shield and the top of the head. The results of this study suggest that welders require ocular protection in addition to welding helmets, and that all exposed skin surfaces of workers in a welding environment should also be protected.
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Ho, Wing-kwok, and 何永國. "Solar ultraviolet radiation: monitoring, dosimetry and protection." Thesis, The University of Hong Kong (Pokfulam, Hong Kong), 1999. http://hub.hku.hk/bib/B31222675.

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Vishvakarman, Devasenapathy. "Occupational exposure to ultraviolet radiation in Central Queensland." Thesis, Queensland University of Technology, 1999.

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Meldrum, Lennox R. "Estimate of lifetime UV exposure for selected workers in South East Queensland." Thesis, Queensland University of Technology, 1998.

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Stoneham, Melissa J. "Healthy public policy in local government facilitating and inhibiting factors: Shade creation as a case study." Thesis, Queensland University of Technology, 2001. https://eprints.qut.edu.au/36761/1/36761_Digitised%20Thesis.pdf.

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Sun safe behaviour is a modifiable behaviour and therefore the potential for change is large. Targeted interventions that use multi-strategy or healthy public policy approaches may be successful at increasing sun safe behaviours and creating supportive environments that promote positive health outcomes. This research considered sun safety, and more specifically shade creation, within the domain of public places that integrate human leisure-time exposure to ultraviolet radiation (UVR). It was felt that the potential for behaviour change through the adoption of healthy public policy was probably greatest in this domain. Specifically this research considered the creation of shade as a complementary strategy to individual sun safe behaviours, and investigated how best local governments can create shade at public facilities. Policy considerations that have the potential to increase shade creation were identified within the many activities at the local government level. For example, legislation and regulations that control a community's infrastructure may be modified to mandate shade for walkways, public parks and swimming pools for new communities. Policy changes may also promote or change behaviours related to sun safety. Authors have stated that strategies such as governmental legislation and policies that are being used to diffuse an innovation should be investigated to determine the factors that have played crucial roles in the process (Oldenburg, Hardcastle & Kok, 1997a). This research considered these comments and aimed to identify public health efforts to increase shade that expanded beyond targeting individuals, to include activities that create complex changes in community design and facilities through the introduction of healthy public policies. Aims: The research described in this thesis was designed to provide local governments throughout Australia, and more specifically Queensland, with information and a model of how best to develop and adopt healthy public policy to ensure public health issues that had no legal standing were integrated into their core business. An important aspect of the study was to investigate local governments that were at different stages of the policy process to enable the identification of a range of inhibiting and facilitating factors. Methods: This research relied on case studies of local governments that examined the variables such as policy design, key stakeholders, resources, sources of diffusion, community involvement, environment receptivity, policy outcomes and barriers to successful healthy public policy development, adoption and where possible, implementation. In total, fifteen local governments were included in this study. Qualitative research methods were used extensively to gather data within each case study setting. Open-ended questionnaires were used to target three groups of professionals. These included key informants, additional stakeholders and professionals external to the local government setting. Key informants were identified as the primary policy adopter. Additional stakeholders had the potential to influence shade creation within the Local government context, and the professionals external to the local government were identified as being able to assist in developing, adopting and implementing shade creation policies within the community setting. Data were predominantly analysed through content analysis where major themes were identified in responses, coded and counted to identify the leading trends. Relation to Previous Work: All Queensland local governments (n=125) were forwarded a copy of "Shade Creation for Local Government - Policy Guidelines" (AIEH, 1995) which contained a model shade creation policy, in 1995. This dissemination occurred prior to this research commencing. Results: This research subsequent to this dissemination of information identified a number of facilitating and inhibiting factors for the development and adoption of healthy public policy at the local government level. The facilitating factors that promoted policy development and adoption included the nature and position of local government within the community, the perceived priority of the policy process, the disposition of local government Officers and the extent of community or external stakeholder input. Five primary barriers to the development and adoption of healthy public policy at the local level included deficiencies in policy design, inadequate political support, organisational barriers, resource constraints and external factors such as the risk of vandalism. Based on these findings a systems model was developed with the objective of guiding the development and adoption of healthy public policy at the local level. Conclusion: This research identified that although many local governments have been creating shade for many years, this has been occurring on an ad hoc basis, without support from formal policies or procedures. Without formal policy, there is little galvanising infrastructure to ensure shade creation activities occur into the future, regardless of staffing levels and interests or funding. This research investigated this process and identified a number of factors that inhibit and facilitate the healthy public policy process in the local government setting.
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Dong, Xiuqin. "Safety limit estimation for cataract induced by ultraviolet radiation /." Stockholm, 2005. http://diss.kib.ki.se/2005/91-7140-451-1/.

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吳楚儀 and Chor-yi Ng. "Radiation hazards of building materials." Thesis, The University of Hong Kong (Pokfulam, Hong Kong), 1991. http://hub.hku.hk/bib/B3121051X.

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Aldridge, Jesse Philmore. "The role of health physicists in contemporary radiological emergency response." Thesis, Georgia Institute of Technology, 1998. http://hdl.handle.net/1853/19434.

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Campos, Carlos Austerlitz. "Choice of personnel dosimeter location to assess the effective dose equivalent for various photon irradiations." Diss., Georgia Institute of Technology, 1990. http://hdl.handle.net/1853/12916.

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Veinot, Kenneth Guy. "An angular dependent neutron effective-dose-equivalent dosimeter." Diss., Georgia Institute of Technology, 1999. http://hdl.handle.net/1853/17595.

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Books on the topic "Ultraviolet radiation Safety measures"

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Moseley, H. Non-ionising radiation: Microwaves, ultraviolet, and laser radiation. Bristol: A. Hilger, in collaboration with the Hospital Physicists' Association, 1988.

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(Israel), Agudah le-milḥamah ba-sarṭan. Ani yoʻetset ha-ʻarpadim. Givʻatayim: Agudah le-milḥamah ba-sarṭan, 2001.

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1987, Harlen F. d., and Whillock M. J, eds. Hazards of optical radiation: A guide to sources, uses, and safety. Bristol: Adam Hilger, 1988.

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Staying safe in the sun. Chicago, Ill: Heinemann Library, 2013.

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Staying safe in the sun. London: Raintree, 2013.

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Radiation protection. Boca Raton: Lewis Publishers, 1994.

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Kathren, Ronald L. Radiation protection. Bristol: Hilger, in collaboration with the Hospital Physicists' Association, 1985.

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University of Prince Edward Island. Radiation safety manual. Charlottetown: University of Prince Edward Island, 1987.

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Radiation alert: A consumer's guide to radiation. Toronto, Ontario: Doubleday, 1985.

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Radiation, Advisory Group on Non-ionising. Board statement on effects of ultraviolet radiation on human health, and health effects from ultraviolet radiation. Didcot: National Radiological Protection Board, 1995.

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Book chapters on the topic "Ultraviolet radiation Safety measures"

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Diffey, B. L. "Ultraviolet Radiation Safety." In Handbook of Laboratory Health and Safety Measures, 255–97. Dordrecht: Springer Netherlands, 1985. http://dx.doi.org/10.1007/978-94-010-9363-7_14.

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Diffey, B. L. "Ultraviolet Radiation Safety." In Handbook of Laboratory Health and Safety Measures, 349–96. Dordrecht: Springer Netherlands, 1990. http://dx.doi.org/10.1007/978-94-015-7897-4_17.

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Taylor, D. M. "Radiation Protection in Radionuclide Investigations." In Handbook of Laboratory Health and Safety Measures, 235–54. Dordrecht: Springer Netherlands, 1985. http://dx.doi.org/10.1007/978-94-010-9363-7_13.

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Taylor, D. M. "Radiation Protection in Radionuclide Investigations." In Handbook of Laboratory Health and Safety Measures, 327–48. Dordrecht: Springer Netherlands, 1990. http://dx.doi.org/10.1007/978-94-015-7897-4_16.

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Moseley, H. "Hazards of Using Microwaves and Radiofrequency Radiation." In Handbook of Laboratory Health and Safety Measures, 397–426. Dordrecht: Springer Netherlands, 1990. http://dx.doi.org/10.1007/978-94-015-7897-4_18.

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Srivastava, Jyoti, Joyabrata Mal, Manju Verma, and Rupika Sinha. "Mini-review on Inhibitors of Human Tyrosinase." In Proceedings of the Conference BioSangam 2022: Emerging Trends in Biotechnology (BIOSANGAM 2022), 96–105. Dordrecht: Atlantis Press International BV, 2022. http://dx.doi.org/10.2991/978-94-6463-020-6_10.

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AbstractMelanin is a major pigment of human skin that protects the skin from harmful ultraviolet radiation, DNA damage and oxidative stress. However, the excess accumulation of melanin may lead to various hyperpigmentation-related diseases. Tyrosinase is a copper containing enzyme that regulates the rate-limiting step of melanin synthesis. So, inhibiting tyrosinase is the crucial target for researchers for the treatment of hyperpigmentation. Unfortunately, almost all the literature is based on mushroom tyrosinase (mTYR) for their application on humans as pure human tyrosinase (hTYR) is difficult to isolate. Since presently used tyrosinase inhibitors are developed using mushroom tyrosinase, they are insufficient to match the affinity, selectivity and efficacy required to target the human tyrosinase. Therefore, there is an urgent need for identifying a selective tyrosinase inhibitor that matches the selectivity and safety standards of human tyrosinase. This mini-review is focused on the tyrosinase inhibitors developed and evaluated using human tyrosinase.
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Lagunas-Solar, MC. "Food Technologies: Pulsed Ultraviolet Radiation Processing." In Encyclopedia of Food Safety, 225–38. Elsevier, 2014. http://dx.doi.org/10.1016/b978-0-12-378612-8.00261-4.

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Singh, Hariqbal. "Chapter-07 Radiation Safety Measures." In Cross Sectional Imaging Made Easy�, 91–98. Jaypee Brothers Medical Publishers (P) Ltd., 2011. http://dx.doi.org/10.5005/jp/books/11705_7.

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Hariqbal, Singh. "Chapter-48 Radiation Safety Measures." In Manual of Practical Physiology and MCQs Book, 433–38. Jaypee Brothers Medical Publishers (P) Ltd., 2015. http://dx.doi.org/10.5005/jp/books/12632_48.

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Hariqbal, Singh. "Chapter-48 Radiation Safety Measures." In Practical Atlas of Computed Tomography, 433–38. Jaypee Brothers Medical Publishers (P) Ltd., 2010. http://dx.doi.org/10.5005/jp/books/11232_48.

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Conference papers on the topic "Ultraviolet radiation Safety measures"

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Sander, Oliver, Falco Bapp, Timo Sandmann, Viet Vu Duy, Steffen Bahr, and Jurgen Becker. "Architectural measures against radiation effects in multicore SoC for safety critical applications." In 2014 IEEE 57th International Midwest Symposium on Circuits and Systems (MWSCAS). IEEE, 2014. http://dx.doi.org/10.1109/mwscas.2014.6908502.

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Kliaus, V. V., and A. U. Nikalayenka. "RADIATION-HYGENIC MAINTENANCE OF THE SAFETY OF THE BELARUSIAN NPP FOR THE POPULATION." In SAKHAROV READINGS 2022: ENVIRONMENTAL PROBLEMS OF THE XXI CENTURY. International Sakharov Environmental Institute of Belarusian State University, 2022. http://dx.doi.org/10.46646/sakh-2022-2-265-268.

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In connection with the implementation of the first nuclear power program in the Republic of Belarus and the commissioning of the Belarusian NPP, it became necessary to develop and improve the legal framework in the field of ensuring radiation safety in accordance with international requirements and recommendations and assess the impact of a nuclear power plant on public health. This article presents the results of radiation-hygienic monitoring carried out in 2017-2020 before the commissioning of the Belarusian NPP. The article also presents the results of dose assessment for the population of the Republic of Belarus from gaseous releases and liquid discharges of radioactive substances into the environment from the Belarusian NPP, both during its normal operation and during possible radiation accidents. The results of the assessment showed that the exposure doses to the public during the normal operation of the Belarusian NPP are more than two times lower than the regulatory established value of dose constraint, recommendations were given for taking protective measures for the public in case of potential accidents.
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Salgado, M. M., J. C. Beni´tez, R. Pernas, and N. Gonza´lez. "Radiation Safety Requirements for Radioactive Waste Management in the Framework of a Quality Management System." In The 11th International Conference on Environmental Remediation and Radioactive Waste Management. ASMEDC, 2007. http://dx.doi.org/10.1115/icem2007-7220.

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The Center for Radiation Protection and Hygiene (CPHR) is the institution responsible for the management of radioactive wastes generated from nuclear applications in medicine, industry and research in Cuba. Radioactive Waste Management Service is provided at a national level and it includes the collection and transportation of radioactive wastes to the Centralized Waste Management Facilities, where they are characterized, segregated, treated, conditioned and stored. A Quality Management System, according to the ISO 9001 Standard has been implemented for the RWM Service at CPHR. The Management System includes the radiation safety requirements established for RWM in national regulations and in the License’s conditions. The role of the Regulatory Body and the Radiation Protection Officer in the Quality Management System, the authorization of practices, training and personal qualification, record keeping, inspections of the Regulatory Body and internal inspection of the Radiation Protection Officer, among other aspects, are described in this paper. The Quality Management System has shown to be an efficient tool to demonstrate that adequate measures are in place to ensure the safety in radioactive waste management activities and their continual improvement.
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Ismailova, A. A., and N. A. Nurbaeva. "Forecasting the radiation background in the territories of Kazakhstan located near the uranium mining industries." In VIII Vserossijskaja konferencija s mezhdunarodnym uchastiem «Mediko-fiziologicheskie problemy jekologii cheloveka». Publishing center of Ulyanovsk State University, 2021. http://dx.doi.org/10.34014/mpphe.2021-99-102.

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A significant part of the territory of Kazakhstan is characterized by a high natural background radiation of soils and rocks, the spread of natural ground and underground waters with high concentrations of radionuclides in the regions of uranium, thorium and rare metal ore provinces and regions. Therefore, conducting high-quality radio monitoring of the state of the environment using modern information systems will make it possible to predict the background radiation in a timely manner and outline measures to reduce environmental risks to the health of the nation as a whole. Key words: radioecology, monitoring, life safety, radionuclides, national health.
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Borodkin, Gennady I., Inna V. Kaliberda, and Nikolay N. Khrennikov. "Analysis of Justification for Extension of Operation of Russian NPP With VVER in Aspect of Pressure Vessel Radiation Embrittlement." In 12th International Conference on Nuclear Engineering. ASMEDC, 2004. http://dx.doi.org/10.1115/icone12-49539.

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The reactor pressure vessel (RPV) is one of the most key components of equipment of Nuclear Power Plant (NPP) with VVER type reactors. The issue of the plant lifetime extension is actual especially in aspect of RPV embrittlement. An analysis of influence of RPV embrittlement on the evaluation of RPV lifetime and by means of that on an opportunity of operation extension beyond the design life within the framework of the license renewal is presented. The Regulatory Standards Base, existing in Russia and guiding a process of justification of RPV lifetime, is surveyed. SEC NRS, realizing a scientific and engineering support of The Federal Nuclear and Radiation Safety Authority of Russia (Gosatomnadzor of Russia), takes part in such Regulatory Standard development. The role of SEC NRS in this process has been shown. Besides, the activity of SEC NRS in analysis of justification of RPV service lifetime prolongation by expertise of the utility documentation within the framework of license process is demonstrated. Different measures aimed at the management of RPV steel degradation and thus providing the prolongation of RPV operation of the first generation of VVER-440 are considered. Among such measures the thermal annealing and regulation of radiation load of pressure vessels are reviewed. A special attention is drawn to a task of RPV embrittlement prediction in the extended operation period. SEC NRS approach to the analysis of efficiency of such measures and their influence on justification of RPV lifetime is demonstrated. The conservative approach based on safety margins concept is the key aspect in the analysis. The results of expert analysis performed in SEC NRS particularly towards the application of the first generation of VVER-440 reactors are presented. On the basis of such analyses, the priority issues, solution of which considerably increases a confidence of justification of VVER-440 and VVER-1000 RPV lifetime, are assigned. Evaluation of RPV surveillance specimen and template programs is presented. The topicality of RPV weld metal embrittlement tests of specimens, obtained from templates cut out from operated reactors and trepans of RPV of shut-down VVER (for example, Greifswald NPP) is discussed. The results of such tests are indispensable both for replenishing database with reliable experimental data, and for justifications of RPV service life prolongation.
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Grebenkov, S. V., N. Y. Malkova, and O. A. Kochetova. "ESTIMATION OF THE SAFETY OF LOW-INTENSITY LASER RADIATION IN TREATMENT OF PATIENTS WITH PROFESSIONAL POLYNEUROPATHIES OF THE UPPER LIMBS." In The 16th «OCCUPATION and HEALTH» Russian National Congress with International Participation (OHRNC-2021). FSBSI “IRIOH”, 2021. http://dx.doi.org/10.31089/978-5-6042929-2-1-2021-1-159-162.

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Abstract: The inclusion of low-intensity laser radiation in the complex treatment of professional polyneuropathies of the upper extremities, due to its numerous biological effects, contributes to a statistically significant reduction in pain in the hands of patients, and improves the conduction of nerve impulses along the peripheral nerves of the hands. In addition to describing the positive clinical and neurophysiological trends achieved during treatment, the issue of the safety of the developed therapy method is important. The aim of the study is to assess the safety of the proposed method of low-intensity laser therapy (LILT) in patients with professional polyneuropathies of the upper extremities. Material and methods: on the basis of the department of occupational pathology, 116 patients (60 men, 56 women) with occupational polyneuropathies of the upper extremities were treated using LILT. Therapeutic measures were carried out using a semiconductor laser apparatus for red spectrum radiation (650 nm) with fiber-optic light guides for percutaneous therapy "ALP-01-Laton" in the sitting position of patients. Diffuse scattered laser radiation of the red region of the spectrum with an energy illumination of 0.7-1.1 mW / cm2 directly affected the projection area of the exit of the median nerve from the carpal tunnel to the hand. There were 5-10 procedures per course, the energy exposure of laser radiation and the number of sessions were determined individually. Results: To ensure the safety of the therapy, patients were included in the study strictly in accordance with the developed inclusion and non-inclusion criteria. Patients were treated in a specially equipped room with the use of personal protective equipment; safety rules were followed during the operation of the device. During treatment, all 116 patients treated with LILT did not have systemic side effects. A number of patients developed short-term complaints associated with local reactions: short-term tingling sensations and "goose bumps" in the hands, warmth, slight burning sensation, etc. All recorded local side effects occurred directly during LILT-procedures and were completely stopped within 1-5 minutes after their completion. In general, LILT-exposure did not cause serious side effects and was well tolerated by patients. 13.5% of patients noted a decrease in pain in the arms directly during the LILT treatment procedures. Conclusion. The developed method of LILT of professional polyneuropathies of the upper extremities is simple and convenient for use in clinical practice: it is applicable both in a hospital and on an outpatient basis. LILT has a limited list of contraindications, and is generally well tolerated by patients with minimal local side effects.
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Andreev, Vyacheslav, Maria Berberova, Oleg Zolotarev, Vladislav Chuenko, Egor Karpushin, Andrey Suvorov, Alena Fedoseeva, Grigoriy Fiksakov, and A. Abramova. "Development of models, algorithms and software for solving the risk as-sessment problems at NPPs in case of beyond-design accidents." In International Conference "Computing for Physics and Technology - CPT2020". ANO «Scientific and Research Center for Information in Physics and Technique», 2020. http://dx.doi.org/10.30987/conferencearticle_5fd755c08ed1f6.56308654.

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This project is aimed at developing models, algorithms and a software package for measures to improve safety and reduce risk in the design of new and operation of existing nuclear power plants. The principal novelty of the project is the development of a methodological apparatus for assessing radiation risk at nuclear power plants during the most dangerous (beyond design basis) accidents involving the emission of thermal neutron sources with a low flux density. Nuclear reactors based on the use of fission energy of heavy nuclei are powerful sources of gamma radiation and neutrons. The project is aimed at computer modeling and the development of new methods, algorithms and a software package for solving the problems of assessing safety and risk at nuclear power plants in the most dangerous (beyond design basis) accidents with the emission of thermal neutron sources with a low flux density. To implement the project, it is necessary to develop a methodological approach to solving the problems of assessing the doses of external and internal radiation and assessing the damage to the population living around nuclear power plants during the most dangerous (beyond design basis) accidents with the emission of thermal neutron sources with a low flux density; make cal-culations for the population, given its age composition. Based on these decisions, measures will be proposed to reduce the risk and improve the safety of nuclear power plants.
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Kaliberda, I. V., L. P. Soloviev, P. G. Medvedev, V. P. Slutsker, and R. Havel. "Basic Provisions of NPP Safety Assurance in the Period of Extended Time of Russia NPP Units." In 12th International Conference on Nuclear Engineering. ASMEDC, 2004. http://dx.doi.org/10.1115/icone12-49279.

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This paper presents an overview of Russian regulatory basis for extension of the service life of NPP units in Russia. The regulatory documents are being developed in the frames of Russian National IAEA Project. Russian regulatory approaches are in compliance with international practice, Russian principles of nuclear and radiation safety regulation conform the present Russian reality. The paper presents information about new Safety Rules and Guides. Problematic issues concerning improvement of Russian regulatory basis are presented and analyzed. Additional period of the NPP unit operation is defined by the period of operation of its critical equipment. If critical equipment has a very short additional period of operation, modernization and reconstruction of the equipment is required for extension of the NPP service life. Aspects of probabilistic safety analysis are discussed, taking into account effects of modernization. The paper also presents effective technical and administrative measures of ensuring safety during additional period of NPP units operation in Russia.
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Wang, Haitao, Li Ge, Jianqiang Shan, Junli Gou, and Bo Zhang. "Safety Analysis of CPR1000 Spent Fuel Pool in Case of Loss of Heat Sink." In 2013 21st International Conference on Nuclear Engineering. American Society of Mechanical Engineers, 2013. http://dx.doi.org/10.1115/icone21-16503.

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The spent fuel pool (SFP) is mainly used for cooling spent fuel assemblies (SFAs) discharged from the reactor core. Besides, it can also shield the radiation. The decay heat can be removed through normal operation cooling system, otherwise it can only rely on the natural circulation in the pool when the coolant pump loses power or the heat exchanger fails. Thus the pool water temperature will continue to rise until it begins to boil. During this period, if no active cooling measures are triggered, the water level will gradually decrease as water boiling. Once the water level drops to the top of the fuel assemblies, the fuels begin to be exposed in the environment. In this paper, the CPR1000 spent fuel pool was chosen as the analysis object and the best estimate system thermal hydraulic code RELAP5 was employed to investigate the process in spent fuel pool in case of loss of heat sink. The results of calculations show that when losing two sets of cooling line, the increase in water temperature in the pool from 55 °C up to 100 °C takes approximately 9.1 h, the evaporation of water volume above the SFAs takes approximately 75.4 additional hours; while in case of losing one set of cooling line, the water temperature of the pool surface reaches 76.6 °C, at which the pool water would not going to boil under the atmospheric environment condition. The results of performed analysis are useful for safety analysis and storage of the SFAs, and can be used to provide a reference for spent fuel pool engineering design.
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Yakimenco, T. V., T. I. Paramonova, and V. A. Smirnov. "Doses Forming Paths of External Irradiation of Personnel on Radioactive Waste Disposal Facilities." In ASME 2003 9th International Conference on Radioactive Waste Management and Environmental Remediation. ASMEDC, 2003. http://dx.doi.org/10.1115/icem2003-4873.

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The centralized system of radioactive waste management formed beyond of a nuclear fuel cycle exist in Russia. In territory of Russian Federation 16 regional specialized combines (SO) “Radon” are located, the majority of them is entered into operation in the first half 60th years. The specialized combines “Radon” are carrying out centralized collection, RW transportation, processing, localization and long-term storage of RW low and average activity, delivery service of new sources of ionizing radiation to users, take part in liquidation of radioactive contamination of served territory, carry out an nature-conservative measures of pollution prevention of the environment fromradioactive substances and ensuring radiation safety of population. For years of their existence total number of the personnel has made hundreds person. In most cases the personnel of combines are under a radiation control since time of introduction of objects in operation, about 40 years.
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