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Artykuły w czasopismach na temat "Traitement par laser pulsé"
Lemarchand-Venencie, Françoise. "Traitement des angiomes par laser pulsé à colorant". EMC - Cosmétologie et dermatologie esthétique 1, nr 1 (styczeń 2006): 1–7. http://dx.doi.org/10.1016/s1283-0143(03)23742-0.
Pełny tekst źródłaMazer, J. M., V. Fayard, V. Arigon, S. Koenig-Bancel i N. Davous. "Traitement des radiodermites par le laser à colorant pulsé long pulse". Annales de Dermatologie et de Vénéréologie 138, nr 12 (grudzień 2011): A115. http://dx.doi.org/10.1016/j.annder.2011.09.162.
Pełny tekst źródłaMessaoud Nacer, K. "Traitement des chéloïdes de l’oreille par laser à colorant pulsé". Annales de Dermatologie et de Vénéréologie 140, nr 6-7 (czerwiec 2013): S202. http://dx.doi.org/10.1016/j.annder.2013.04.042.
Pełny tekst źródłaPasseron, T., A. Maza, E. Fontas, G. Toubel, P. Vabres, J. M. Mazer, B. Rossi i in. "Traitement des angiomes plans de l’enfant par laser à colorant pulsé et timolol gel". Annales de Dermatologie et de Vénéréologie 140, nr 12 (grudzień 2013): S379—S380. http://dx.doi.org/10.1016/j.annder.2013.09.044.
Pełny tekst źródłaNacer, K. M. "Étude comparative sur le traitement des cicatrices récentes par laser C02 fractionnel et laser à colorant pulsé". Annales de Dermatologie et de Vénéréologie 140, nr 6-7 (czerwiec 2013): S159. http://dx.doi.org/10.1016/j.annder.2013.03.029.
Pełny tekst źródłaMazer, J. M., V. Fayard i M. Naouri. "Paramètres de traitement des plaques de psoriasis chroniques et résistantes par laser à colorant pulsé". Annales de Dermatologie et de Vénéréologie 140, nr 6-7 (czerwiec 2013): S210. http://dx.doi.org/10.1016/j.annder.2013.04.054.
Pełny tekst źródłaTaquin, H., J. P. Lacour, F. Le Duff, P. Bahadoran, C. Chiaverini i T. Passeron. "Traitement des angiomes plans résistants par laser à colorant pulsé et bosentan : une étude pilote". Annales de Dermatologie et de Vénéréologie 141, nr 12 (grudzień 2014): S304—S305. http://dx.doi.org/10.1016/j.annder.2014.09.173.
Pełny tekst źródłaLorgeou, A., C. Chiaverini, F. Le Duff, J. P. Lacour i T. Passeron. "Traitement par laser alexandrite long pulse de l’angiokératome circonscrit næviforme". Annales de Dermatologie et de Vénéréologie 142, nr 12 (grudzień 2015): S677. http://dx.doi.org/10.1016/j.annder.2015.10.532.
Pełny tekst źródłaLagier, L., G. Georgescou, M. Berton, M. Naouri, G. Lorette i A. Maruani. "Évaluation des pratiques sur l’utilisation d’antalgiques lors du traitement par laser à colorant pulsé des angiomes plans de l’enfant". Annales de Dermatologie et de Vénéréologie 140, nr 12 (grudzień 2013): S431. http://dx.doi.org/10.1016/j.annder.2013.09.149.
Pełny tekst źródłaFenot, M., H. Maillard, P. Célérier, A. Maxaud i N. Bénéton. "Étude observationnelle rétrospective du traitement des angiomes plans par laser colorant pulsé sous sédation : efficacité et tolérance chez 18 enfants". Annales de Dermatologie et de Vénéréologie 141, nr 6-7 (czerwiec 2014): 419–28. http://dx.doi.org/10.1016/j.annder.2014.03.007.
Pełny tekst źródłaRozprawy doktorskie na temat "Traitement par laser pulsé"
Laazizi, Abdellah. "Contribution à l'étude du procédé de traitement des matériaux par faisceau laser pulsé : confrontation simulation-expérience". Nantes, 2006. http://www.theses.fr/2006NANT2124.
Pełny tekst źródłaThe simulation of the material treatments process by laser beam is a fundamental stage to optimize the operative parameters. The analytic or semi-analytic approaches described in the literature are limited by restrictive assumptions. Numerical simulations allow to take into account phenomena really encountered, particularly, when fusion of the treated material appears and convection movements in the melted bath take place. In this work, we have developed a numerical simulation of heat transfer taking into account the displacement of the laser beam, the convection movements, phase transformations and the dependence on temperature of the thermal and physical properties. The transient heat equation is solved by using a finite differences method with an explicit or implicit scheme following the intensity of the convection movements. The velocity-pressure coupling problem, present in the conservation and continuity equations, is solved by an iterative algorithm SIMPLE. Two different materials have been studied to validate the simulated results : a stainless steel X30Cr13 and an almost pure Iron (99. 8%). Regarding the experimental procedure, two pulsed Nd-YAG laser have been used, as part of a collaboration with the Laboratoire Procédés – Matériaux – Instrumentation from the ENSAM of Angers and the Laser et Traitement des matériaux laboratory from the IUT of Creusot. When low power irradiations are used, simulation and experimental results about the width and depth of the melted zone are in good agreement. For high power irradiations, a Keyhole effect appears and so simulation and experimental results do not fit
Li, Hui. "Rôle d'une ablation laser in situ sur les propriétés mécaniques d'un revêtement élaboré par projection thermique". Besançon, 2006. http://www.theses.fr/2006BESA2011.
Pełny tekst źródłaThe PROTAL® process combines a nanosecond pulsed laser treatment with thermal spraying. However, the physico-chemical effects induced by the laser irradiation have not been well clarified. This study aims at investigating the mechanisms of laser induced surface modifications and its influence on the deposit adhesion. The surface morphological modifications induced by laser were estimated by varying the laser energy density and the number of laser shots. It was shown that the laser induced modifications related to the thermalisation phenomena. It is thus noted that the laser-matter interaction depends strongly on the surface conditions and the properties of treated materials. For all materials studied in this work, the formation of craters caused by a preferential ablation appears. This phenomenon becomes more intensive by increasing the energy density or the number of shots. For titanium alloy substrates, another notable aspect was the surface smoothing effect, which is probably linked to the formation of a thin layer on the outmost surface. The laser irradiation effects on the splat flattening and on the splash phenomenon were also studied. The laser treatment which permits to generate favourable surface conditions for splat formation was highlighted. It was also shown that the splashing of the particles related to the evaporation of various surface absorbates/condensates of surface. Both the particle's energy and the substrate nature also play a role during the splat flattening process. The significant effect of this laser treatment on deposit adhesion seems related to the improvement of physical bonding because it was verified that laser treatment permits to remove various contaminants as well as oxide layers and therefore improve the deposit adhesion. However, for titanium alloy substrate, the superficial film induced by the laser seems to limit metallurgical bonding at the interface, while for aluminium alloy substrate, craters with the form of deep cavities tends to deteriorate the interfacial adhesion. Therefore, it was proposed that the choice of laser parameters is, on the one hand to clean the surface contaminants efficiently and on the other hand to avoid further damage to the substrate
Stock, François. "Traitements laser UV de couches de carbone amorphe adamantin (DLC) obtenues par ablation laser pulsée (PLD) : application à la synthèse d'électrodes transparentes". Thesis, Strasbourg, 2019. http://www.theses.fr/2019STRAD035.
Pełny tekst źródłaOne of the biggest challenge that optoelectronic and photovoltaic devices will have to face is the necessity to provide a reliable alternative to transparent conducting oxide (TCO) and especially to Indium Thin Oxide (ITO) widely used in display technologies. This thesis presents an alternative solution based on laser processes and carbon materials only. In a first step, Diamond-Like Carbon (DLC) is grown with a pulsed laser deposition (PLD) process. DLC is an amorphous form of carbon sharing many properties with diamond like very high transparency in the visible range and being a perfect electrical insulator. Therefore, in a second step, DLC thin films are annealed with UV laser. These surface treatments lead to the modification of the first DLC atomic layers. With this step, dominating diamond bindings (sp3) responsible of insulating properties of DLC are broken and atoms will be reorganized in graphitic bindings (sp2) leading to surface conductivity appearance. Within only surface modifications (over a few atomic layers), the interesting property of transparency is conserved with an additional attractive surface conductivity. Obtained performances clearly approach and reach ITO values. This only laser-based process offers very interesting perspectives with keeping an important compatibility with standard microelectronics technical steps
MASSON, ISABELLE. "Le traitement des calculs de l'uretere par ureteroscopie couplee au laser pulse : a propos de 30 cas". Nice, 1991. http://www.theses.fr/1991NICE6524.
Pełny tekst źródłaTotems, Julien. "Emission laser impulsionnelle et traitements temps-fréquence en vibrométrie par lidar à détection cohérente". Phd thesis, Grenoble, 2011. http://tel.archives-ouvertes.fr/tel-00610531.
Pełny tekst źródłaDanlos, Yoann. "Etude de l'association laser-projection thermique pour l'optimisation de revêtements". Phd thesis, Université de Technologie de Belfort-Montbeliard, 2009. http://tel.archives-ouvertes.fr/tel-00603636.
Pełny tekst źródłaFOURNIER, JEAN. "Generation d'ondes de choc par laser pulse de forte energie : applications mecaniques et metallurgiques". Palaiseau, École polytechnique, 1989. http://www.theses.fr/1989EPXX0007.
Pełny tekst źródłaDupont, Préscillia. "Texturisation laser sélective des aciers électriques orientés et non orientés pour l'optimisation de leur perméabilité et des pertes dans les machines électriques tournantes". Electronic Thesis or Diss., Amiens, 2022. http://www.theses.fr/2022AMIE0065.
Pełny tekst źródłaSoft ferromagnetic materials, which are often used in the form of laminated sheets, compose rotating electrical machines' stators and rotors. The efficiency of those machines is reduced by losses called "iron losses", induced by magnetization mechanisms and eddy currents. Those magnetization reversal mechanisms can only be explained with the magnetic structure coupled to the material geometry, anisotropy and surface texture, which are also deterministic factors for the final electromagnetic performances. Then, present work aims at proposing tailor-made soft ferromagnetic materials by means of selective laser texturizing for electromagnetic devices such as rotating electrical machines. To apply such a process at an industrial level for grain-oriented and non-grain-oriented materials in electrical machines, it is necessary to better control the associated technology and specify the process in order to optimize electromagnetic properties. Indeed, the deterministic impact of this technic on a material's magnetic structure and its performances (magnetic permeability and iron losses) remains partially modelled and understood. The integration of such solution at the industrial scale must be analyzed and optimized regarding technical and economical constraints. In this work, the study of the impact of laser surface texturizing on magnetic structure (regarding surface and volume) of a material with the aim to control it is performed. Future industrialization requires to adapt the pulsed laser processes at a higher speed which has been theoretically studied, initiated and experimentally verified. To finish, present work performed in parallel with the H2020 European project ESSIAL will allow to propose different surface treatments adapted to rotating machines to adjust some quantifiable electromagnetic properties with the help of both experimental and theoretical tools
Pezé, Pascale. "Étude et caractérisation par fluorescence induite par laser d'un jet pulsé d'oxygène atomique". Toulouse, ENSAE, 1993. http://www.theses.fr/1993ESAE0021.
Pełny tekst źródłaEsmiller, Bruno. "Caractérisation par spectroscopie d'émission de plasmas induits par laser verre-néodyme déclenché sur matériaux solides". Aix-Marseille 2, 1993. http://www.theses.fr/1993AIX22080.
Pełny tekst źródłaCzęści książek na temat "Traitement par laser pulsé"
"Annexe: Informations à remettre au patient avant traitement des varices des membres inférieurs par chirurgie, laser ou radiofréquence". W Les varices et télangiectasies, 327–31. Elsevier, 2010. http://dx.doi.org/10.1016/b978-2-294-70986-9.00039-6.
Pełny tekst źródłaCoqueugniot, Hélène. "Paléo-imagerie par rayons X : une méthode d’exploration transdisciplinaire, de l’archéologie à la chirurgie Hélène". W Regards croisés: quand les sciences archéologiques rencontrent l'innovation, 139–56. Editions des archives contemporaines, 2017. http://dx.doi.org/10.17184/eac.3794.
Pełny tekst źródłaStreszczenia konferencji na temat "Traitement par laser pulsé"
Pannérec, V., i JC Fricain. "Traitement par corticothérapie locale et laser diode à basse énergie des ulcérations buccales induites par les inhibiteurs de mTOR". W 62ème Congrès de la SFCO. Les Ulis, France: EDP Sciences, 2014. http://dx.doi.org/10.1051/sfco/20146202012.
Pełny tekst źródłaMichau, Alexandre, Fernando Lomello, Wilfried Pacquentin i Pascal Aubry. "Traitement de surface par laser, nouveaux procédés de dépôt des couches minces, fabrication additive". W Etats de surface dans les réacteurs nucléaires : enjeux, avancées et perspectives. Les Ulis, France: EDP Sciences, 2017. http://dx.doi.org/10.1051/jtsfen/2017eta09.
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