5 Hits in 9.5 sec

High-index-contrast single-mode optical waveguides fabricated on lithium niobate by photolithography assisted chemo-mechanical etching (PLACE) [article]

Jianhao Zhang, Rongbo Wu, Min Wang, Zhiwei Fang, Jintian Lin, Junxia Zhou, Renhong Gao, Zhe Wang, Wei Chu, Ya Cheng
2020 arXiv   pre-print
We report fabrication of low loss single mode waveguides on lithium niobate on insulator (LNOI) cladded by a layer of SiO2.  ...  Our technique, termed photolithography assisted chemo-mechanical etching (PLACE), relies on patterning of a chromium film into the mask shape by femtosecond laser micromachining and subsequent chemo-mechanical  ...  We report fabrication of low loss single mode waveguides on lithium niobate on insulator (LNOI) cladded by a layer of SiO2.  ... 
arXiv:2006.11562v1 fatcat:d5jzfco45bdtta664ndlysjoxy

Silicon carbide for integrated photonics [article]

Ailun Yi
2022 arXiv   pre-print
fabrication of several typical approaches for light confinement structures that form the basic building blocks for low-loss, high functional and industry-compatible integrated photonic platform.  ...  As a still-developing integrated photonic platform, the prospects and challenges of SiC material platform in the field of integrated photonics are also discussed, followed by potential solutions.  ...  losses 20 and commercially waferscale lithium niobate-on-insulator (LNOI) substrates.  ... 
arXiv:2203.11646v2 fatcat:wvlltnwtpvfuxma3x3n6hywspy

Microscopic theory and numerical simulation of quantum well solar cells

Urs Aeberhard, Bernd Witzigmann, Fritz Henneberger, Yasuhiko Arakawa, Marek Osinski
2010 Physics and Simulation of Optoelectronic Devices XVIII  
Return to Contents Conference 7597: Physics and Simulation of Optoelectronic Devices XVIII the only loss mechanism in the cell.  ...  of low-loss chalcogenide photonic-crystal fibers by a moulding process Q.  ...  crystal/silicon-on-insulator integrated electro-optic modulators M.  ... 
doi:10.1117/12.845478 fatcat:vxfg7swg3bh7rixxoa6qyhhx2u

Applications of hybrid organic–inorganic nanocomposites

Clément Sanchez, Beatriz Julián, Philippe Belleville, Michael Popall
2005 Journal of Materials Chemistry  
academic research allow, through an intelligent tuned coding, the development of a new vectorial chemistry, able to direct the assembling of a large variety of structurally well defined nano-objects into  ...  These processes are based on: a) the copolymerisation of functional organosilanes, macromonomers, and metal alkoxides, b) the encapsulation of organic components within sol-gel derived silica or metallic  ...  The high aryl content is chosen to get also a low-loss window in the NIR around 1310 nm.  ... 
doi:10.1039/b509097k fatcat:3idarosnvfamvgndhv5a7352qe

Radiology diagnostics at the stages of extracorporal resection of a single kidney in the treatment of renal cell cancer

Yulia Stepanova, Vlada Raguzina, Tatiana Baitman, Aleksandr Gritskevich
2021 Book of Abstracts   unpublished
The pro-apoptotic effect of new 2-thioxo-4-thiazolidinone derivative Les-3331 on MCF-7 and MDA-MB-231 cell lines .  ...  Predictable half-lives of new isotopes of actinides after Es are low and we need to improve classical technique based on cation-exchange chromatography with ammonium α-hydroxyisobutyrate (α-HIB) solution  ...  Multinucleon transfer reactions are one of several accelerating methods to produce neutron-rich isotopes heavier einsteinium [1].  ... 
doi:10.21175/ fatcat:ltnqghblr5e6blnq6zimmsdyxu