Literatura académica sobre el tema "Near-infrared upconversion"
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Artículos de revistas sobre el tema "Near-infrared upconversion"
Baride, Aravind, Ganesh Sigdel, William M. Cross, Jon J. Kellar y P. Stanley May. "Near Infrared-to-Near Infrared Upconversion Nanocrystals for Latent Fingerprint Development". ACS Applied Nano Materials 2, n.º 7 (7 de junio de 2019): 4518–27. http://dx.doi.org/10.1021/acsanm.9b00890.
Texto completoXiang, Jun, Shenglin Zhou, Jianxun Lin, Jiating Wen, Yutong Xie, Bin Yan, Qiang Yan, Yue Zhao, Feng Shi y Haojun Fan. "Low-Power Near-Infrared-Responsive Upconversion Nanovectors". ACS Applied Materials & Interfaces 13, n.º 6 (1 de febrero de 2021): 7094–101. http://dx.doi.org/10.1021/acsami.0c21115.
Texto completoLi, Wen, Jiasi Wang, Jinsong Ren y Xiaogang Qu. "Near-Infrared Upconversion Controls Photocaged Cell Adhesion". Journal of the American Chemical Society 136, n.º 6 (3 de febrero de 2014): 2248–51. http://dx.doi.org/10.1021/ja412364m.
Texto completoDou, Qing Qing, Hong Chen Guo y Enyi Ye. "Near-infrared upconversion nanoparticles for bio-applications". Materials Science and Engineering: C 45 (diciembre de 2014): 635–43. http://dx.doi.org/10.1016/j.msec.2014.03.056.
Texto completoLi, Ruonan, Lifei Sun, Yangjian Cai, Yingying Ren, Hongliang Liu, Mark D. Mackenzie y Ajoy K. Kar. "Near-infrared lasing and tunable upconversion from femtosecond laser inscribed Nd,Gd:CaF2 waveguides". Chinese Optics Letters 19, n.º 8 (2021): 081301. http://dx.doi.org/10.3788/col202119.081301.
Texto completoSola, Daniel, Adrián Miguel, Eduardo Arias-Egido y Jose I. Peña. "Spectroscopy and Near-Infrared to Visible Upconversion of Er3+ Ions in Aluminosilicate Glasses Manufactured with Controlled Optical Transmission". Applied Sciences 11, n.º 3 (26 de enero de 2021): 1137. http://dx.doi.org/10.3390/app11031137.
Texto completoKshetri, Yuwaraj K., Bhupendra Joshi, Tae-Ho Kim y Soo W. Lee. "Visible and near-infrared upconversion in α-sialon ceramics". Journal of Materials Chemistry C 5, n.º 14 (2017): 3542–52. http://dx.doi.org/10.1039/c6tc05347e.
Texto completoZheng, Xiang, Ranjith Kumar Kankala, Chen-Guang Liu, Shi-Bin Wang, Ai-Zheng Chen y Yong Zhang. "Lanthanides-doped near-infrared active upconversion nanocrystals: Upconversion mechanisms and synthesis". Coordination Chemistry Reviews 438 (julio de 2021): 213870. http://dx.doi.org/10.1016/j.ccr.2021.213870.
Texto completoWang, Zhaofeng, Yezhou Li, Qi Jiang, Huidan Zeng, Zhipeng Ci y Luyi Sun. "Pure near-infrared to near-infrared upconversion of multifunctional Tm3+ and Yb3+ co-doped NaGd(WO4)2 nanoparticles". J. Mater. Chem. C 2, n.º 22 (2014): 4495–501. http://dx.doi.org/10.1039/c4tc00424h.
Texto completoChen, Xingzhong, Yang Li, Kai Huang, Ling Huang, Xiumei Tian, Huafeng Dong, Ru Kang et al. "Trap Energy Upconversion‐Like Near‐Infrared to Near‐Infrared Light Rejuvenateable Persistent Luminescence". Advanced Materials 33, n.º 15 (26 de febrero de 2021): 2008722. http://dx.doi.org/10.1002/adma.202008722.
Texto completoTesis sobre el tema "Near-infrared upconversion"
Hehlen, Markus P. "Near-infrared to visible upconversion in ternary rare-earth halides Cs3M2X9 (M=Yb, ER, Y, Lu; X = Cl, Br, I) /". [S.l.] : [s.n.], 1994. http://www.ub.unibe.ch/content/bibliotheken_sammlungen/sondersammlungen/dissen_bestellformular/index_ger.html.
Texto completoRiedener, Anton M. "Near-infrared to visible upconversion of Er[hoch3plus], Tm[hoch3plus]/Yb[hoch3plus], Sm[hoch3plus] and Dy[hoch3plus] in host materials with low energy phonons /". Bern : [s.n.], 1997. http://www.ub.unibe.ch/content/bibliotheken_sammlungen/sondersammlungen/dissen_bestellformular/index_ger.html.
Texto completoCompton, Steven Patrick. "Upconversion and near infrared spectroscopy of erbium doped calcium sulfide". 2009. http://purl.galileo.usg.edu/uga%5Fetd/compton%5Fsteven%5Fp%5F200912%5Fphd.
Texto completoChen, Jun. "Hybrid Organic/Inorganic Optical Upconversion Devices". Thesis, 2011. http://hdl.handle.net/10012/6405.
Texto completoHsu, Yi-Husan y 徐憶瑄. "Synthesis and characterization of near-infrared light triggered lanthanide-doped upconversion nanocrystals". Thesis, 2015. http://ndltd.ncl.edu.tw/handle/08626558123607409893.
Texto completo中山醫學大學
應用化學系碩士班
103
This study mainly discusses the synthesis of NaYF4/LiYF4 nanoparticles containing Tm3+/Yb3+. The upconversion efficiency of these nanoparticles correlated to the equivalent of activator or base during the syntheses is also demonstrated. The TEM images of the particles prepared by autoclave under lower temperature show that most of the particles are irregular (AC7 and AC14). In the meantime, the particles could not show the upconversion efficiency under 980 nm excitation. In order to improve the diameter and the upconversion efficiency of the nanoparticles, we used the heating mantle for the synthesis of the nanoparticles. The nanoparticles with upconversion efficiency and diameter less than 100nm are successfully synthesized. To study the relationship between the equivalent of the activator / base and the upconversion efficiency of the nanoparticles, we increased the equivalent of the activator. The result indicated that the upconversion efficiency was not enhanced by increasing the equivalent of the activator. However, the increasing the equivalent of the base ( LiOH / NaOH) during the synthesis resulted in the enhanced upconversion efficiency of the nanoparticles. The further addition of Y(CH3CO2)3 and base (LiOH / NaOH) to the synthesized NaYF4/LiYF4:Yb,Tm nanoparticles by the heating mantle led to the formation of new nanoparticles. The TEM images of the nanoparticles show that the shapes of the nanoparticles transformed from hexagon to rod (L1S、L3S、N1S、N3S). The analysis of the length-to-width (aspect ratio, AR) of the rod (L1S (AR=3.90), L3S (AR= 3.77); N3S (AR=3.73), N1S (AR=2.64)) showed that the rod with the higher AR value exhibited the effective upconversion efficiency.
Huang, Bo-Chi y 黃柏齊. "Organic near-infrared upconversion device with high current gain and conversion efficiency". Thesis, 2017. http://ndltd.ncl.edu.tw/handle/32688876911960196493.
Texto completo國立臺灣科技大學
電子工程系
105
The whole paper describes that all-organic system is used as the material of upconversion devices. The characteristics of upconversion device designs are combined with organic photovoltaic(OPV); organic photodetector(OPD) and organic light emitting diode(OLED). The device mainly converts invisible light (NIR) into visible light through device internal. The organic upconversion device of this paper is composed of Chloroaluminum Phthalocyanine used as charge generation layer and OPD structure which is used to analyze the characteristics and high-efficiency organic exciplex emitting diode finally used as a emitting cell respectively. Firstly, the OPV structure is used to verify that single ClAlPc and mixed C70 show approximate External Quantum Efficiency(EQE) at 780nm. Secondly, we analyze the characteristics of ClAlPc as charge generation layer with hole-supplying OPD model through design of device. Finally, we combined OPV and OPD with OLED. In summary, the upconversion device shows 15.48% of upconversion efficiency and 1685 cd/m2 of high intensity when it is irradiated by 5 mW/cm2 NIR LED; moreover, the sensitivity of weak light shows 200 cd/m2 of intensity irradiated by 0.5 mW/cm2 NIR LED. KEYWORDS: Organic upconversion、Organic photodetector、Organic light emitting diode.
Yu-LinChou y 周鈺琳. "Near-infrared light triggered photocaged upconversion nanoparticles for targeting、bioimage and chemotherapy". Thesis, 2013. http://ndltd.ncl.edu.tw/handle/92178617371470125253.
Texto completo國立成功大學
化學系碩博士班
101
In this study, we formulated upconversion nanoparticles (UCNPs) as the NIR-triggered targeting and drug delivery vehicles that successfully delivered in vitro and in vivo to perform near-infrared light photocontrolled targeting, bioimaging, and chemotherapy. To achieve phototargeting, the tumor-homing agent, i.e. folic acid (FA), has been constructed as a photoresponsive molecule. FA has high affinity to folate receptor (FR), where FR is overexpressed on cancer cell surfaces and acted as a tumor marker. However, the number of FR expressed heterogeneously among different cancer cells limiting the tumor delivery capacity of FR endocytosis. Hence, we synthesized FA as the caged folate which was sensitive to UV light illumination. That is NIR light irradiated UCNPs to activate phototargeting with subsequent bioimaging and chemotherapy. For the chemotherapeutic effect, the anti-tumor drug doxorubicin was thiolated on the surface of UCNPs forming disulfide bond that can be cleaved by lysosomal enzymes within the cells. The caged UNCPs can serve as a platform for the improvement of selectively targeting and possible reduction of adverse side effect from chemotherapy.
Shu-WenWang y 王姝雯. "Near-infrared light triggered photocaged upconversion nanoparticles for targeting and drug delivery". Thesis, 2012. http://ndltd.ncl.edu.tw/handle/32046711193566695875.
Texto completo國立成功大學
化學系碩博士班
100
Our research bases on the property of UCNPs (Upconversion nanoparticles) which absorb long-wavelength light and convert it to short-wavelength fluorescence. NaYF4:Yb, Tm UCNPs were coated with a thin layer of SiO2, which were further modified with amino groups. After surface functionalization, the targeting ability of folic acid and the anticancer drug DOX were covalently linked to the UCNPs via PEG (O,O′-bis[2-(succinylamino)ethyl]polyethylene glycol) and SPDP (3-(2-pyridyldithio)propionic acid N-hydroxysuccinimide ester), and folic acid further connected to the photocage (2-nitrobenzylamine hydrochloride) for light-induced application. NaYF4: Yb, Tm absorbed 980nm light source then released the 360nm UV fluorescence, so that the photocage on the folic acid absorbed the 360nm UV fluorescence via fluorescence resonance energy transfer then actived the photocleavage reaction. After photocleavage, the folic acid re-exposed and particles entered the folate receptor overexpression cancer cells via substance receptor-mediated endocytosis to target cancer cells. When particles entered cancer cells, S-S disulfide bonds connected to the surface of DOX released and poisoned the cancer cells. To demonstrate the specificity of folate-mediated targeting, we chose the folate receptor positive cancer cells and folate receptor negative cancer cells to test, then chose the folate receptor positive cancer cells for toxicity test. The results showed that particles modified with folic acid and folic acid connected to the photocage which was irradiated with 980 nm laser were targeted on folate receptor positive cancer cells. When they delivered to cancer cells, the drug DOX released and achieved the efficacy of cytotoxic cancer cells. UCNPs were irradiated with near-infrared (NIR) light to enable deep tissue- penetration depths, and by light induced it can control on time and space. If it can be applied on biomedical targeting and drug release, it will have developmental potential.
Hsieh, Shih-Chi y 謝時齊. "Study of Near-infrared Light-induced Excitation of Upconversion Nanoparticles for Optogenetic Applications". Thesis, 2018. http://ndltd.ncl.edu.tw/handle/6699h9.
Texto completoYang, Sheng-Kai y 楊勝凱. "Development of versatile upconversion nanoparticles for near-infrared light-mediated photodynamic/photothermal therapies against cancer cells". Thesis, 2015. http://ndltd.ncl.edu.tw/handle/qpw6u5.
Texto completo國立中興大學
化學工程學系所
104
In order to enhance the therapeutic efficacy of photodynamic therapy (PDT) in the deep tissues, the functionalized silica-coated upconversion nanoparticles (SiO2@UCNPs), Er3+/Yb3+-doped NaGdF4, were utilized as a drug nanocarrier capable of efficiently delivering photosensitizers, octadecane-modified rose bengal (18CRB, for PDT) and IR780 (for photothermal therapy (PTT)), into cancer cells for the PDT/PTT combination therapies. After being shielded with silica shell, the significant luminescence quenching behavior caused by the high energy vibrations between water species and rare-earth cations can be pronouncedly reduced. The drug-loaded UCNPs exhibits a mono-model size distribution with a ca 50 nm in particle size. The drug loading efficiencies of 18CRB and IR780 were 98 and 47 %, respectively. In vitro cytotoxic data demonstrate that with the 808-nm laser irradiation, the viability of cancer cells (CT26) incubated with 18CRB/IR780-loaded UCNPs was largely reduced due to the PTT-induced hyperthermia. Furthermore, combing the 980-nm laser irradiation, the cell apoptotic behavior could be further enhanced due to the PDT reaction activated by the specific visible light converted from the incident laser light by UCNPs. Our results demonstrate a promising combination effect of PTT and PDT against cancer cells.
Capítulos de libros sobre el tema "Near-infrared upconversion"
Sasaki, Yoichi, Nobuhiro Yanai y Nobuo Kimizuka. "Near-Infrared-to-Visible Photon Upconversion". En Emerging Strategies to Reduce Transmission and Thermalization Losses in Solar Cells, 29–48. Cham: Springer International Publishing, 2021. http://dx.doi.org/10.1007/978-3-030-70358-5_3.
Texto completoLüthi, S. "Near-Infrared to Visible Upconversion in Cs2NaYX6: 10% Er3+ (X=Cl, Br)". En Spectroscopy and Dynamics of Collective Excitations in Solids, 615. Boston, MA: Springer US, 1997. http://dx.doi.org/10.1007/978-1-4615-5835-4_40.
Texto completoKumar, Ajay y Venkata Krishnan. "Near Infrared Light Active Lanthanide-Doped Upconversion Nanoparticles: Recent Advances and Applications". En Springer Handbook of Inorganic Photochemistry, 339–62. Cham: Springer International Publishing, 2022. http://dx.doi.org/10.1007/978-3-030-63713-2_14.
Texto completoChu, Zhaoyou, Benjin Chen, Wanni Wang, Hao Chen y Haisheng Qian. "Chapter 8. Near-infrared Upconversion Nanomaterial-mediated Photothermal Conversion for Various Applications". En Photothermal Nanomaterials, 252–85. Cambridge: Royal Society of Chemistry, 2022. http://dx.doi.org/10.1039/9781839165177-00252.
Texto completoWenger, Oliver S. y Hans U. Güdel. "Influence of Crystal Field Parameters on Near-Infrared to Visible Photon Upconversion in Ti2+ and Ni2+ Doped Halide Lattices". En Structure and Bonding, 59–70. Berlin, Heidelberg: Springer Berlin Heidelberg, 2004. http://dx.doi.org/10.1007/b11305.
Texto completoTao, Ke, Kang Sun y Seok Ki Choi. "Upconversion nanocrystals for near-infrared-controlled drug delivery". En Photonanotechnology for Therapeutics and Imaging, 345–71. Elsevier, 2020. http://dx.doi.org/10.1016/b978-0-12-817840-9.00012-6.
Texto completoXie, Lili, Caihou Lin, Qiushui Chen y Huang-Hao Yang. "Upconversion Nanomaterials for Near-infrared Light-Mediated Theranostics". En Theranostic Bionanomaterials, 321–40. Elsevier, 2019. http://dx.doi.org/10.1016/b978-0-12-815341-3.00014-6.
Texto completoActas de conferencias sobre el tema "Near-infrared upconversion"
Chen, Shuo, Xiaogang Liu y Thomas McHugh. "Near-infrared deep brain stimulation via upconversion nanoparticle-mediated optogenetics". En Optical Biopsy XVII: Toward Real-Time Spectroscopic Imaging and Diagnosis, editado por Robert R. Alfano, Stavros G. Demos y Angela B. Seddon. SPIE, 2019. http://dx.doi.org/10.1117/12.2506055.
Texto completoWu, Si. "Near-infrared light-controlled soft materials based on upconversion (Conference Presentation)". En Molecular Machines, editado por Zouheir Sekkat. SPIE, 2018. http://dx.doi.org/10.1117/12.2321074.
Texto completoKim, Do-Hyun, Jin U. Kang, Ronald W. Waynant y Ilko K. Ilev. "Upconversion Fiber-Optic Confocal Microscopy using a Near-Infrared Light Source". En CLEO 2007. IEEE, 2007. http://dx.doi.org/10.1109/cleo.2007.4452973.
Texto completoJiang, Yi, Yujie J. Ding, Ioulia B. Zotova y Narasimha S. Prasad. "Recent progress on radiation detection from near-infrared to mid-infrared based on frequency upconversion". En SPIE Optical Engineering + Applications, editado por Edward W. Taylor y David A. Cardimona. SPIE, 2010. http://dx.doi.org/10.1117/12.861949.
Texto completoWei, Yanchun, Qun Chen, Baoyan Wu y Da Xing. "Multifunctional upconversion nanoprobe for tumor fluorescence imaging and near-infrared thermal therapy". En Twelfth International Conference on Photonics and Imaging in Biology and Medicine (PIBM 2014), editado por Qingming Luo, Lihong V. Wang y Valery V. Tuchin. SPIE, 2014. http://dx.doi.org/10.1117/12.2069018.
Texto completoPetrov, V. y F. Noack. "Parametric upconversion of tunable femtosecond pulses". En The European Conference on Lasers and Electro-Optics. Washington, D.C.: Optica Publishing Group, 1996. http://dx.doi.org/10.1364/cleo_europe.1996.cwf24.
Texto completoMaheshvaran, K., S. Arunkumar, R. Vijayakumar y K. Marimuthu. "Near infrared and upconversion luminescence behaviour of Er3+/Yb3+ codoped boro-tellurite glasses". En SOLID STATE PHYSICS: Proceedings of the 58th DAE Solid State Physics Symposium 2013. AIP Publishing LLC, 2014. http://dx.doi.org/10.1063/1.4872754.
Texto completoSchmidt, Timothy. "Oxygen Enhanced Upconversion of Near Infrared Light Beyond the Band Gap of Silicon". En nanoGe Fall Meeting 2019. València: Fundació Scito, 2019. http://dx.doi.org/10.29363/nanoge.ngfm.2019.092.
Texto completoM. Gholizadeh, Elham y Timothy Schmidt. "Oxygen-Enhanced Upconversion of near Infrared Light from Below the Silicon Band Gap". En nanoGe Fall Meeting 2019. València: Fundació Scito, 2019. http://dx.doi.org/10.29363/nanoge.ngfm.2019.015.
Texto completoQihuang Gong, Zhijian Chen, Lixin Xiao, Yuan Zheng y Jiashu Lu. "Photosensitizer-doped organic light-emitting diodes for near infrared to visible optical upconversion". En 2008 Conference on Lasers and Electro-Optics (CLEO). IEEE, 2008. http://dx.doi.org/10.1109/cleo.2008.4552069.
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