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相关论文: Properties of Al2O3 thin films deposited on 4H-SiC…

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Aluminosilicate (Al-Si-O) thin films containing up to 31 at. % Al and 23 at. % Si were prepared by reactive RF magnetron co-sputtering. Mechanical and structural properties were measured by indentation and specular reflectance infrared…

材料科学 · 物理学 2023-06-29 Stefan Karlsson , Per Eklund , Lars Österlund , Jens Birch , Sharafat Ali

In presented work, a reactive high-power impulse magnetron sputtering (r-HiPIMS) was used for high-rate deposition ( 170 nm/min) of Cu2O films. Films were deposited on a standard soda-lime glass (SLG) substrate at a temperature of 190C.…

应用物理 · 物理学 2024-04-18 Jiri Rezek , Martin Kucera , Tomas Kozak , Radomir Cerstvy , Ales Franc , Pavel Baroch

Electronic properties of ultrathin dielectric films consistently attract much attention since they play important roles in various electronic devices, such as field effect transistors and memory elements. Insulating properties of the gate…

介观与纳米尺度物理 · 物理学 2020-11-20 A. Belkin , E. Ilin , I. Burkova , A. Bezryadin

We report on our investigation of the electrical properties of metal/Al2O3/GaN metal-insulator-semiconductor (MIS) capacitors. We determined the conduction band offset and interface charge density of the alumina/GaN interface by analyzing…

介观与纳米尺度物理 · 物理学 2015-05-30 Michele Esposto , Sriram Krishnamoorthy , Digbijoy N. Nath , Sanyam Bajaj , Ting-Hsiang Hung , Siddharth Rajan

Silicon thin films for coverages ($\theta$) between 0.3 and 3 monolayers have been grown on rutile \ce{TiO2}(110)-(1x1) at room temperature and studied by x-ray and ultra-violet photoelectron spectroscopies, Auger electron spectroscopy, and…

材料科学 · 物理学 2011-06-03 J. Abad , C. Gonzalez , P. L. de Andres , E. Roman

High quality epitaxial Sr2IrO4 thin films with various thicknesses (9-300 nm) have been grown on SrTiO3 (001) substrates, and their electric transport properties have been investigated. All samples showed the expected insulating behavior…

材料科学 · 物理学 2014-08-29 Chengliang Lu , Andy Quindeau , Hakan Deniz , Daniele Preziosi , Dietrich Hesse , Marin Alexe

In this paper, SiO2 layers deposited on 4H-SiC and subjected to different post deposition annealing (PDA) in NO and N2O were studied to identify the key factors influencing the channel mobility and threshold voltage stability in 4H-SiC…

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…

材料科学 · 物理学 2014-09-19 Hadi Askari , Hamidreza Fallah , Mehdi Askari , Mehdi Charkhchi Mohmmadieyh

We present a theoretical study of electron-phonon scattering effects in thin films made of a strong topological insulator. Phonons are modelled by isotropic elastic continuum theory with stress-free boundary conditions, and the interaction…

介观与纳米尺度物理 · 物理学 2012-01-26 Sébastien Giraud , Arijit Kundu , Reinhold Egger

We report on the electrical properties of polycrystalline NbO2 thin film vertical devices grown on TiN coated SiO2/Si substrates using pulsed laser deposition. First, we analyzed the thickness and contact size dependences of threshold…

应用物理 · 物理学 2018-10-17 Toyanath Joshi , Pavel Borisov , David Lederman

SrRuO$_3$ (SRO) films are known to exhibit insulating behavior as their thickness approaches four unit cells. We employ electron energy$-$loss (EEL) spectroscopy to probe the spatially resolved electronic structures of both insulating and…

强关联电子 · 物理学 2017-12-15 Subeen Pang , Yoonkoo Kim , Yeong Jae Shin , Byungmin Sohn , SeungYong Lee , Tae Won Noh , Miyoung Kim

With thermal issues becoming a major challenge to the development of integrated circuits (ICs), high-thermal-conductivity (high-TC) materials are gaining interest from both the industry and academia, especially for high-density…

材料科学 · 物理学 2026-03-10 Xufei Guo , Zirou Chen , Zifeng Huang , Yuxiang Wang , Jinwen Liu , Zhe Cheng

Electric and thermoelectric properties of strictly monolayer MoS$_2$ films, which are grown using a novel micro-cavity based CVD growth technique, have been studied under diverse environmental and annealing conditions. Resistance of a…

The solid-state reaction was used to synthesize CoO2 nanostructured material. Cobalt nitrate tetrahydrate and sodium oxide (NaOH) were combined to produce CoO2 nanostructured material. The three synthesized working electrodes were each…

材料科学 · 物理学 2025-02-12 Shoaib Akram , Muneeb ur Rahman , Fazli Maula , Osama Tariq Satti , Shahbaz Afzal , Fawad Ali

Nickel oxide (NiO) is a binary compound with a lot of applications in the present technology. NiO thin films were deposited by reactive sputtering magnetron under several voltage biases applied in the glass substrates (0, 50, 100, 200, 300,…

RF sputtered ZnO and Al:ZnO films are attractive transparent conductive oxides for fabrication of opto-electronic devices. In this paper we present efforts to control carrier concentration and mobility of ZnO/Al:ZnO thin films by…

材料科学 · 物理学 2014-04-22 Navid M. S. Jahed , Siva Sivoththaman

Ferroelectricity in sputtered undoped-HfO$_2$ is attractive for composition control for low power and non-volatile memory and logic applications. Unlike doped HfO$_2$, evolution of ferroelectricity with annealing and film thickness effect…

Superconducting thin films with high intrinsic kinetic inductance $L_{k}$ are important for high-sensitivity detectors, enabling strong coupling in hybrid quantum systems, and enhancing nonlinearities in quantum devices. We report the…

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…

We study the low temperature conductivity of the electron accumulation layer induced by the very strong electric field at the surface of $\text{SrTiO}_3$ sample. Due to the strongly nonlinear lattice dielectric response, the…

介观与纳米尺度物理 · 物理学 2016-07-21 Han Fu , K. V. Reich , B. I. Shklovskii