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Related papers: Optical properties of oxygen-containing yttrium hy…

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Metal hydrides have earlier been suggested for utilization in solar cells. With this as a motivation we have prepared thin films of yttrium hydride by reactive magnetron sputter deposition. The resulting films are metallic for low partial…

Materials Science · Physics 2011-09-14 T. Mongstad , C. Platzer-Björkman , S. Zh. Karazhanov , A. Holt , J. P. Maehlen , B. C. Hauback

The present study investigates photochromic oxygen-containing yttrium hydride (YHO) thin films deposited by reactive high power impulse magnetron sputtering (HiPIMS) and compares their photochromic, optical, and structural properties with…

Materials Science · Physics 2026-02-27 M. Zubkins , E. Letko , E. Strods , V. Vibornijs , D. Moldarev , K. Sarakinos , K. Mizohata , K. Kundzins , J. Purans

A comprehensive study of the vibrational properties of photochromic yttrium oxyhydride (YHO) and oxydeuteride (YDO) thin films is presented. These films are deposited using reactive magnetron sputtering, followed by post-oxidation. Our…

Oxygen-containing yttrium hydride thin films exhibit a photochromic behavior: transparent thin films switch from a transparent state to a photodarkened state after being illuminated with UV or blue light. This feature has attracted much…

Materials Science · Physics 2017-05-17 J. Montero , F. A. Martinsen , S. Zh. Karazhanov , B. C. Hauback , E. S. Marstein

When exposed to air, metallic yttrium dihydride YH2films turn into insulating and transparent yttrium oxy-hydride (YHO). The incorporation of oxygen causes the lattice expansion of YH2 and the emergence of photochromic properties. However,…

Materials Science · Physics 2020-02-19 E. M. Baba , J. Montero , E. Strugovshchikov , E. Ö. Zayim , E. Zh. Karazhanov

In this work we report on photochromism in transparent thin film samples of oxygen-containing yttrium hydride. Exposure to visible and ultraviolet (UV) light at moderate intensity triggers a decrease in the optical transmission of visible…

Optimized DC magnetron sputtering system for the deposition of transparent conductive oxides (TCOs), such indium tin oxide (ITO) on glass substrate has been applied in order to achieve low-emitting (low-e) transparent coatings. To obtain…

Materials Science · Physics 2014-09-19 Hadi Askari , Hamidreza Fallah , Mehdi Askari , Mehdi Charkhchi Mohmmadieyh

The present work is essentially focused on the study of optical and structural properties of hydrogenated amorphous silicon thin films (a-Si:H) prepared by radio-frequency cathodic sputtering. We examine separately the influence of hydrogen…

Materials Science · Physics 2007-05-23 A. Barhdadi , M. Chafik El Idrissi

Copper oxide thin films are deposited on quartz substrates by DC magnetron sputtering and the effect of deposition temperature on their optoelectronic properties is examined in detail. Scanning Electron Microscopy (SEM), X-ray diffraction…

Materials Science · Physics 2022-12-26 Aarju Mathew Koshy , A Sudha , Satyesh Kumar Yadav , Parasuraman Swaminathan

Photochromic oxygen$-$containing yttrium$-$hydride thin films are synthesized by argon$-$magnetron sputtering on microscope slides. Some of them are encapsulated with a thin, transparent and non$-$photochromic diffusion-barrier layer of…

The applicability of standard methods for compositional analysis is limited for H-containing films. Neutron reflectometry is a powerful, non-destructive method that is especially suitable for these systems due to the large negative…

We report on the magnetic and transport studies of hafnium oxide thin films grown by pulsed-laser deposition on sapphire substrates under different oxygen pressures, ranging from 10-7 to 10-1 mbar. Some physical properties of these thin…

Strongly Correlated Electrons · Physics 2007-12-17 Nicolas Hadacek , Alexandre Nossov , Laurent Ranno , Pierre Strobel , Rose-Marie Galéra

Oblique angle deposited oxide thin films have opened up new dimensions in fabricating optical interference devices with tailored refractive index profile along thickness by tuning its microstructure by varying angle of deposition.…

Materials Science · Physics 2015-10-27 R B Tokas , S Jena , P Sarkar , S Thakur , N K Sahoo

Photochromic oxygen-containing yttrium hydride has been synthesized using a two step process. The process consists of an initial sputter deposition of oxygen-free yttrium hydride YH$_\mathrm{x}$, followed by a controlled reaction with air…

Materials Science · Physics 2019-04-26 J. Montero , F. A. Martinsen , M. Lelis , S. Zh. Karazhanov , B. C. Hauback , E. S. Marstein

In this work we have synthesised thin films of MgyNi1-y(Hx) metal and metal hydride with y between 0 and 1. The films are deposited by magnetron co-sputtering of metallic targets of Mg and Ni. Metallic MgyNi1-y films were deposited with…

An experimental investigation was conducted to explore spectroscopic and structural characterization of semiconducting yttrium oxide thin film deposited at 623 K (+/- 5K) utilizing reactive pulsed direct current magnetron sputtering. Based…

Materials Science · Physics 2023-05-12 H. Arslan , I. Aulika , A. Sarakovskis , L. Bikse , M. Zubkins , A. Azarov , J. Gabrusenoks , J. Purans

Rare-earth metal oxyhydride compositions are currently attracting increasing attention to develop materials with unusual optical responses. Herein, using computer simulations of the electronic and optical properties, the optical responses…

Materials Science · Physics 2026-01-16 E. Strugovshchikov , A. Pishtshev , S. Karazhanov

Oblique angle deposition of oxides is being famous for fabricating inhomogeneous thin films with variation of refractive index along thickness in a functional form. Inhomogeneous layers play a key role in the development of rugate…

Materials Science · Physics 2014-06-27 R B Tokas , S Jena , P Sarkar , Shyam polaki , S Thakur , S Basu , N K Sahoo

We relate the photochromic response of rare-earth oxy-hydride thin films (YHO, NdHO, GdHO and DyHO) synthesized by reactive magnetron sputtering to chemical composition. Depth profiles of the sample composition are extracted by a…

Applied Physics · Physics 2020-12-02 S. M. Aðalsteinsson , M. V. Moro , D. Moldarev , S. Droulias , M. Wolff , D. Primetzhofer

Thin films of Co-TiO2 are deposited on silicon and quartz substrates using Pulse Laser Deposition (PLD) process at various oxygen partial pressures ranging from 6.6 x 10-3 Pascals (Pa) to 53 Pa. Crystal structure, transport and magnetic…

Materials Science · Physics 2007-05-23 Bakhtyar Ali , Abdul K Rumaiz , S. Ismat Shah , Arif Ozbay , Edmund R Nowak
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