Results 101 to 110 of about 4,095 (301)

Development and optimisation of supercritical fluid deposition of semiconductor films [PDF]

open access: yes, 2010
This thesis is concerned with the deposition, and characterisation, of semiconductor thin films and microstructures deposited from a supercritical fluid.
Wilson, James W., Wilson, James W
core  

Effects of Sulfurization Temperature on Properties of CZTS Films by Vacuum Evaporation and Sulfurization Method

open access: yesInternational Journal of Photoenergy, 2013
Copper zinc tin sulfur (CZTS) thin films have been extensively studied in recent years for their advantages of low cost, high absorption coefficient (≥104 cm−1), appropriate band gap (~1.5 eV), and nontoxicity.
Jie Zhang   +3 more
doaj   +1 more source

n‐Type Polymer Radio Frequency Rectifiers Operating at 18.5 GHz

open access: yesAdvanced Materials, EarlyView.
Combining an n‐doped polymer semiconductor with wafer‐scale asymmetric planar electrodes featuring work function‐engineered contacts yields radio‐frequency diodes and rectifying circuits operating at up to 18.5 GHz. The devices combine scalable manufacturing with an operating frequency previously unattainable by large‐area organic electronics ...
Lazaros Panagiotidis   +19 more
wiley   +1 more source

Effect of Thickness on Structural and Optical properties of ZnS:Mn films Prepared by RF magnetron Sputtering Method

open access: yesTikrit Journal of Pure Science, 2019
In this study, ZnS: Mn thin films prepared by RF magnetron sputtering technique, were mixed 20 g of ZnS with Mn (2%), and deposited on glass substrate at temperature of 100oC with different thickness (404, 775, and 900) nm.
Azhar Mohammed Abed   +2 more
doaj   +1 more source

Electrical and structural properties of ZnS thin film

open access: yesUniversity of Aden Journal of Natural and Applied Sciences, 2015
Semiconducting Zinc sulphide (ZnS) thin filmwas deposited on glass substrate usingchemical spray pyrolysis technique.The suitable deposition temperature was 400 ±3°C, and the thickness of the films was found to be 420 ±5nm. The X-ray diffraction (XRD) analysis showed that the film was polycrystalline with grain size of crystallite 16 nm. The electrical
openaire   +1 more source

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

open access: yesAdvanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj   +8 more
wiley   +1 more source

Investigation of ZnSe and ZnSxSe1-x for application in thin film solar cells [PDF]

open access: yes
Successful deposition of ZnSe and ZnS„Sei_x layers has been performed with close-spaced thermal evaporation (CSTE). ZnSe (Eg = 2.67eV) and ZnS,Sei, (Eg to 3.6eV) have the potential to replace CdS (Eg = 2.42 eV) as a buffer layer in solar cell ...
Armstrong, Stephen
core  

Tunable Photoluminescence via Thermally Evaporated ZnS Ultra Thin Films [PDF]

open access: yes, 2014
ZnS thin films have been deposited by thermal evaporation at various deposition rates. By controlling the deposition rate, the position of the maximum in the photoluminescence spectra could be easily tuned from 2.9 to 2.0 eV, which produced a ...
Urakawa, Yoshifumi, Gleason, Karen K.
core  

Structural, optical, and gas sensing properties of Ce, Nd, and Pr doped ZnS nanostructured thin films prepared by nebulizer spray pyrolysis method

open access: yesNanotechnology Reviews
In this work, an economical nebulizer spray pyrolysis (NSP) method was used to successfully deposit undoped ZnS and rare earth (RE)-doped ZnS thin films containing Ce, Nd, and Pr (at doping concentrations of 2 wt%) onto glass substrates.
Arulanantham A. M. S.   +8 more
doaj   +1 more source

Organic Materials of Tomorrow: Horizons of Artificial Intelligence

open access: yesAdvanced Materials, EarlyView.
This review examines machine learning techniques accelerating the discovery of organic semiconductors by linking molecular structure to properties. Key methods include graph neural networks, generative models, and active learning. Applications to organic photovoltaics demonstrate practical impact.
Harold Mena   +3 more
wiley   +1 more source

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