Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Noha Hakmeh"'
Autor:
Rolindes Balda, Noha Hakmeh, Macarena Barredo-Zuriarrain, Odile Merdrignac-Conanec, Sara García-Revilla, M. Angeles Arriandiaga, Joaquín Fernández
Publikováno v:
Materials, Vol 9, Iss 5, p 353 (2016)
The efficient infrared-to-visible upconversion emission present in Er-doped lanthanum oxysulfide crystal powders is used as a fine thermal sensor to determine the influence of upconversion processes on the laser-induced thermal load produced by the p
Externí odkaz:
https://doaj.org/article/12922841b192476a8f4393b5c258bf90
Autor:
Xianghua Zhang, Guillaume R. Durand, Noha Hakmeh, Sebastian Walfort, Odile Merdrignac-Conanec
Publikováno v:
Ceramics International
Ceramics International, Elsevier, 2017, 43 (8), pp.5984-5989. ⟨10.1016/j.ceramint.2017.01.132⟩
Ceramics International, 2017, 43 (8), pp.5984-5989. ⟨10.1016/j.ceramint.2017.01.132⟩
Ceramics International, Elsevier, 2017, 43 (8), pp.5984-5989. ⟨10.1016/j.ceramint.2017.01.132⟩
Ceramics International, 2017, 43 (8), pp.5984-5989. ⟨10.1016/j.ceramint.2017.01.132⟩
International audience; A cost-effective processing route for the production of calcium lanthanum sulfide CaLa2S4 (CLS) via a novel fast fabrication of precursor powders is reported. The sinterability of the newly developed powders was investigated b
Autor:
Odile Merdrignac-Conanec, Vincent Dorcet, François Cheviré, Guillaume R. Durand, Noha Hakmeh, Valérie Demange
Publikováno v:
Journal of the European Ceramic Society
Journal of the European Ceramic Society, 2019, 39 (10), pp.3094-3102. ⟨10.1016/j.jeurceramsoc.2019.03.033⟩
Journal of the European Ceramic Society, Elsevier, 2019, 39 (10), pp.3094-3102. ⟨10.1016/j.jeurceramsoc.2019.03.033⟩
Journal of the European Ceramic Society, 2019, 39 (10), pp.3094-3102. ⟨10.1016/j.jeurceramsoc.2019.03.033⟩
Journal of the European Ceramic Society, Elsevier, 2019, 39 (10), pp.3094-3102. ⟨10.1016/j.jeurceramsoc.2019.03.033⟩
Zinc sulfide transparent ceramics have been fabricated by hot pressing (HP) powders prepared by a newly developed combustion method. Chemical, structural and microstructural properties of powders and ceramics were characterized using different experi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a4f58cbdfb7f0186fe2be6a1bf70e8bc
https://univ-rennes.hal.science/hal-02122177
https://univ-rennes.hal.science/hal-02122177
Autor:
M. Angeles Arriandiaga, Joaquín Fernández, Noha Hakmeh, Rolindes Balda, Odile Merdrignac-Conanec
Publikováno v:
Proceedings of SPIE, the International Society for Optical Engineering
Proceedings of SPIE, the International Society for Optical Engineering, SPIE, The International Society for Optical Engineering, 2017, ⟨10.1117/12.2252319⟩
Proceedings of SPIE, the International Society for Optical Engineering, 2017, ⟨10.1117/12.2252319⟩
Proceedings of SPIE, the International Society for Optical Engineering, SPIE, The International Society for Optical Engineering, 2017, ⟨10.1117/12.2252319⟩
Proceedings of SPIE, the International Society for Optical Engineering, 2017, ⟨10.1117/12.2252319⟩
In this work we report a detailed spectroscopic study of the near-infrared to visible upconversion luminescence in Erdoped lanthanum oxysulfide crystal powders after excitation of level 4I9/2. The analysis of the decay curves of the upconversion emis
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ff22f18f084602d2b48d0aeef80aebca
https://hal.archives-ouvertes.fr/hal-01483015
https://hal.archives-ouvertes.fr/hal-01483015
Publikováno v:
Advanced Optics for Defense Applications: UV through LWIR
Advanced Optics for Defense Applications: UV through LWIR, Apr 2016, Baltimore, United States. ⟨10.1117/12.2223087⟩
Advanced Optics for Defense Applications: UV through LWIR, Apr 2016, Baltimore, United States. ⟨10.1117/12.2223087⟩
We report the use of the low cost hot-pressing technique to produce ZnS for multispectral operation, from visible up to 12 μm. Considerable progress has been obtained by developing efficient precipitation and combustion powders synthesis procedures.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8e7054f71c1d78c35f19875e61d3c441
https://univ-rennes.hal.science/hal-01367189
https://univ-rennes.hal.science/hal-01367189
Autor:
M.A. Arriandiaga, Rolindes Balda, Macarena Barredo-Zuriarrain, Noha Hakmeh, Odile Merdrignac-Conanec, Joaquín Fernández, Sara García-Revilla
Publikováno v:
Materials
Mater.
Mater., 2016, 9 (5), pp.353. ⟨10.3390/ma9050353⟩
Addi. Archivo Digital para la Docencia y la Investigación
instname
Digital.CSIC. Repositorio Institucional del CSIC
Materials; Volume 9; Issue 5; Pages: 353
Digital.CSIC: Repositorio Institucional del CSIC
Consejo Superior de Investigaciones Científicas (CSIC)
Materials, Vol 9, Iss 5, p 353 (2016)
Mater.
Mater., 2016, 9 (5), pp.353. ⟨10.3390/ma9050353⟩
Addi. Archivo Digital para la Docencia y la Investigación
instname
Digital.CSIC. Repositorio Institucional del CSIC
Materials; Volume 9; Issue 5; Pages: 353
Digital.CSIC: Repositorio Institucional del CSIC
Consejo Superior de Investigaciones Científicas (CSIC)
Materials, Vol 9, Iss 5, p 353 (2016)
This article belongs to the Special Issue Solid-State Laser Materials.
The efficient infrared-to-visible upconversion emission present in Er-doped lanthanum oxysulfide crystal powders is used as a fine thermal sensor to determine the influence o
The efficient infrared-to-visible upconversion emission present in Er-doped lanthanum oxysulfide crystal powders is used as a fine thermal sensor to determine the influence o
Autor:
Xianghua Zhang, François Cheviré, Xianping Fan, Bo Fan, Christophe Chlique, Xusheng Qiao, Noha Hakmeh, Odile Merdrignac-Conanec
Publikováno v:
Journal of Solid State Chemistry
Journal of Solid State Chemistry, Elsevier, 2015, 226, pp.255-261. ⟨10.1016/j.jssc.2015.02.015⟩
Journal of Solid State Chemistry, 2015, 226, pp.255-261. ⟨10.1016/j.jssc.2015.02.015⟩
Journal of Solid State Chemistry, Elsevier, 2015, 226, pp.255-261. ⟨10.1016/j.jssc.2015.02.015⟩
Journal of Solid State Chemistry, 2015, 226, pp.255-261. ⟨10.1016/j.jssc.2015.02.015⟩
International audience; La2O2S:Er3+,Yb3+ nanocryst. up-converting phosphors were synthesized by a combustion method at low temp., using ethanol as pre-ignition fuel and thioacetamide as sulfurizing agent and org. fuel. The phosphors were charac
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::011877ec9d243ea8a16bdadb19612d7f
https://hal.archives-ouvertes.fr/hal-01131935
https://hal.archives-ouvertes.fr/hal-01131935
Autor:
Rolindes Balda, Joaquín Fernández, Macarena Barredo-Zuriarrain, Sara García-Revilla, Odile Merdrignac-Conanec, M.A. Arriandiaga, Noha Hakmeh
Publikováno v:
Photonics West
Photonics West, Feb 2015, San Francisco, CA, United States
Proceedings of SPIE, the International Society for Optical Engineering
Proceedings of SPIE, the International Society for Optical Engineering, SPIE, The International Society for Optical Engineering, 2015, ⟨10.1117/12.2076963⟩
Proceedings of SPIE, the International Society for Optical Engineering, 2015, ⟨10.1117/12.2076963⟩
Photonics West, Feb 2015, San Francisco, CA, United States
Proceedings of SPIE, the International Society for Optical Engineering
Proceedings of SPIE, the International Society for Optical Engineering, SPIE, The International Society for Optical Engineering, 2015, ⟨10.1117/12.2076963⟩
Proceedings of SPIE, the International Society for Optical Engineering, 2015, ⟨10.1117/12.2076963⟩
The present investigation explores the upconversion properties of Er3+- doped La2O2S crystal powder as well as its potentiality for anti-Stokes cooling. A detailed study of the wavelength and pumping power dependence of the spectroscopic properties a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9d6b8cec2398b7e80838d5f670509905
https://hal.archives-ouvertes.fr/hal-01507270
https://hal.archives-ouvertes.fr/hal-01507270
Publikováno v:
Journal of the American Ceramic Society
Journal of the American Ceramic Society, 2013, 96 (10), pp.3070-3074. ⟨10.1111/jace.12570⟩
Journal of the American Ceramic Society, Wiley, 2013, 96 (10), pp.3070-3074. ⟨10.1111/jace.12570⟩
Journal of the American Ceramic Society, 2013, 96 (10), pp.3070-3074. ⟨10.1111/jace.12570⟩
Journal of the American Ceramic Society, Wiley, 2013, 96 (10), pp.3070-3074. ⟨10.1111/jace.12570⟩
International audience; We report an efficient way of preparing transparent ZnS ceramics using the hot-pressing technique. It has been found that the transparency is highly dependent on the purity and the grain size distribution of the starting ZnS p
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8c09916110433cc81841cad5a81066aa
https://hal.science/hal-00946222
https://hal.science/hal-00946222
Autor:
Joaquín Fernández, Jon Azkargorta, Rolindes Balda, I. Iparraguirre, Sara García-Revilla, Noha Hakmeh
Publikováno v:
Digital.CSIC. Repositorio Institucional del CSIC
instname
instname
The temporal dynamics of random laser emission from Nd-doped crystal powders has been investigated by using an improved detection device. The precise conditions to detect high contrast, fast oscillations are described. The measured period is about on