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Optical coatings formed from amorphous oxide thin films have many applications in precision measurements. The Advanced Laser Interferometer Gravitational-Wave Observatory (LIGO) and Advanced Virgo use coatings of SiO$_2$ (silica) and…

Materials Science · Physics 2021-04-29 Elenna M. Capote , Amy Gleckl , Jazlyn Guerrero , Michael Rezac , Robert Wright , Joshua R. Smith

Due to their high kinetic inductance, highly disordered superconducting thin films are a potential hardware for the realization of compact, low-noise elements in cryoelectronic applications. However, high disorder typically results in…

Superconductivity · Physics 2026-02-12 J. Lorenz , S. Linzen , M. Ziegler , G. Oelsner , R. Stolz , F. S. Tautz , F. Lüpke , E. Il'ichev

Thin TiO2 films on quartz substrates were prepared by spin coating of undoped and metal-ion-doped Sol Gel precursors. These films were characterised by Scanning Electron Microscopy, Laser Raman Microspectroscopy, Xray Diffraction and UV Vis…

Materials Science · Physics 2021-06-08 D. A. H. Hanaor , G. Triani , C. C. Sorrell

Bilayer (2L) transition metal dichalcogenides (TMD) have the ability to host interlayer excitons, where electron and hole parts are spatially separated that leads to much longer lifetime as compared to direct excitons. This property can be…

Materials Science · Physics 2024-09-13 Umakanta Patra , Faiha Mujeeb , Abhiram K , Jai Israni , Subhabrata Dhar

Metal oxide thin films are of great interest in scientific advancement, particularly semiconductor thin films in transistors and in a wide range of optoelectronic applications. Many metal oxide thin films attract interest for their…

Applied Physics · Physics 2024-11-21 Darragh Buckley , Alex Lonergan , Colm O'Dwyer

We perform first-principles calculations to investigate the band structure, density of states, optical absorption, and the imaginary part of dielectric function of Cu, Ag, and Au-doped anatase TiO2 in 72 atoms systems. The electronic…

Materials Science · Physics 2015-08-10 Meili Guo , Jiulin Du

The transition metal ions doped with TiO2 films are of magnetic properties at room temperatures and have stimulated many scientists to study other properties. The Co-TiO2 sandwich composite films have been recently grown on glass and…

Materials Science · Physics 2007-05-23 Fa-Min Liu , Tian-Min Wang , J. Q. Li , Y. Q. Zhou , M. C. Zhang

In this paper, we report the growth of NaxCoO2 thin films by pulsed-laser deposition (PLD). It is shown that the concentration of sodium is very sensitive to the substrate temperature and the target-substrate distance due to the evaporation…

Materials Science · Physics 2007-05-23 X. P. Zhang , Y. S. Xiao , H. Zhou , B. T. Xie , C. X. Yang , Y. G. Zhao

Thin gadolinium metallic layers were deposited by high-pressure sputtering in pure Ar atmosphere. Subsequently, in situ thermal oxidation was performed at temperatures ranging from 150 to 750 $^\circ$C. At an oxidation temperature of 500…

Copper oxide (CuO) thin films have been deposited on glass substrates by a facile sol-gel dip-coating technique with varying withdrawal speeds from 0.73 to 4.17 mm/s. The variation of film thickness manifested by dip-coating withdrawal…

Applied Physics · Physics 2024-06-19 A. M. M. Musa , S. F. U. Farhad , M. A. Gafur , A. T. M. K. Jamil

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…

Resistive solid state sensors are widely used in multiple applications, including molecular and gas detection. Absorption or intercalation of the target species varies the lattice parameters and an effective thickness of thin films, which…

Materials Science · Physics 2020-06-11 Sudhansu Sekhar Das , Gregory Kopnov , Alexander Gerber

We propose a serrated ultra-broadband infrared absorber based on the multi-layer repetitive stacking of indium tin oxide (ITO) and silicon materials. This absorber achieves continuously tunable absorption within a wide infrared light range.…

Optics · Physics 2025-03-06 Shuaishuai Hou , Lin Cheng , Nan Meng , Naixin Liu , JianChang Yan , JinMin Li , Kun Huang

Highly oriented VO2 thin films were grown on sapphire substrates by the sol-gel method that includes a low pressure annealing in an oxygen atmosphere. This reduction process effectively promotes the formation of the VO2 phase over a…

Materials Science · Physics 2007-05-23 Byung-Gyu Chae , Hyun-Tak Kim , Sun-Jin Yun , Bong-Jun Kim , Yong-Wook Lee , Doo-Hyeb Youn , Kwang-Yong Kang

Titanium dioxide (TiO2) is a known photocatalyst with a capability of decomposing organic substance. However, the photocatalysis of the pure TiO2 is not effective for the indoor environment due to a lack of the ultraviolet irradiation…

Applied Physics · Physics 2019-05-17 Zhuoying Jiang , Xiong Yu

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

In this work, using theoretical calculations within the framework of the density functional theory, taking into account the dispersive VDW interaction, the processes of adsorption and interaction of a water molecule with a TiO2 surface in…

Niobium nitride (NbN) is a useful material for fabricating detectors because of its high critical temperature and relatively high kinetic inductance. In particular, NbN can be used to fabricate nanowire detectors and mm-wave transmission…

Instrumentation and Detectors · Physics 2020-02-03 Calder Sheagren , Peter Barry , Erik Shirokoff , Qing Yang Tang

Understanding the mechanism of the heterojunction is an important step towards controllable and tunable interfaces for photocatalytic and photovoltaic based devices. To this aim, we propose a thorough study of a double heterostructure…

Computational Physics · Physics 2019-04-04 Slimane Haffad

The design and fabrication of a metal-dielectric-metal absorber that achieves strong absorption from the ultraviolet (UV) to the near-infrared (near-IR) spectrum are presented. The proposed nanostructure consists of a periodic titanium (Ti)…

Optics · Physics 2025-06-23 Partha Mondal , Omar Alkhazragi , Hakan Bagci