Results 1 to 10 of about 2,375,731 (294)

Recent progress in solution-processed flexible organic photovoltaics

open access: yesnpj Flexible Electronics, 2022
The certified power conversion efficiency (PCE) of organic photovoltaics (OPV) fabricated in laboratories has improved dramatically to over 19% owing to the rapid development of narrow-bandgap small-molecule acceptors and wide bandgap polymer donor ...
Lulu Sun, Kenjiro Fukuda, Takao Someya
doaj   +1 more source

Boosting VOC of antimony chalcogenide solar cells: A review on interfaces and defects

open access: yesNano Select, 2021
Antimony chalcogenides, including Sb2S3, Sb2Se3, and Sb2(S,Se)3, have been developed as attractive non‐toxic and earth‐abundant solar absorber candidates among the thin‐film photovoltaic devices.
Jiabin Dong   +3 more
doaj   +1 more source

Flexible Electronics and Healthcare Applications

open access: yesFrontiers in Nanotechnology, 2021
Flexible electronics has attracted tremendous attention in recent years. The essential requirements for flexible electronics include excellent electrical properties, flexibility and stretchability.
Zixian Wang   +14 more
doaj   +1 more source

Dense, single-phase, hard, and stress-free Ti0.32Al0.63W0.05N films grown by magnetron sputtering with dramatically reduced energy consumption

open access: yesScientific Reports, 2022
The quest for lowering energy consumption during thin film growth, as by magnetron sputtering, becomes of particular importance in view of sustainable development goals.
X. Li   +5 more
doaj   +1 more source

Boosting Cu(In,Ga)Se2 Thin Film Growth in Low-Temperature Rapid-Deposition Processes: An Improved Design for the Single-Heating Knudsen Effusion Cell

open access: yesEngineering, 2021
The Knudsen effusion cell is often used to grow high-quality Cu(In,Ga)Se2 (CIGS) thin film in co-evaporation processes. However, the traditional single-heating Knudsen effusion cell cannot deliver complete metal selenides during the whole deposition ...
Yunxiang Zhang   +7 more
doaj   +1 more source

Creep adjustment of strain gauges based on granular NiCr-carbon thin films [PDF]

open access: yesJournal of Sensors and Sensor Systems, 2021
An important property of high-precision mechanical sensors such as force transducers or torque sensors is the so-called creep error. It is defined as the signal deviation over time at a constant load.
M. Mathis   +5 more
doaj   +1 more source

Tunable Synaptic Plasticity in Crystallized Conjugated Polymer Nanowire Artificial Synapses

open access: yesAdvanced Intelligent Systems, 2020
In biological synapses, short‐term plasticity is important for computation and signal transmission, whereas long‐term plasticity is essential for memory formation.
Hong Han   +9 more
doaj   +1 more source

Flexible optoelectronic neural transistors with broadband spectrum sensing and instant electrical processing for multimodal neuromorphic computing

open access: yesSmartMat, 2023
A flexible optoelectronic neural transistor (OENT) that consists of a one‐step spin‐coated tri‐blend film composed of 2,7‐dioctyl[1]benzothieno[3,2‐b][1]benzothiophene (C8‐BTBT), poly(3‐hexylthiophene‐2,5‐diyl) (P3HT), and poly(methyl methacrylate) (PMMA)
Yao Ni   +5 more
doaj   +1 more source

Perovskite single-crystal thin films: preparation, surface engineering, and application

open access: yesNano Convergence, 2023
Perovskite single-crystal thin films (SCTFs) have emerged as a significant research hotspot in the field of optoelectronic devices owing to their low defect state density, long carrier diffusion length, and high environmental stability.
Zemin Zhang   +3 more
doaj   +1 more source

Tertiary alkyl halides as growth activator and inhibitor for novel atomic layer deposition of low resistive titanium nitride

open access: yesAIP Advances, 2021
A novel atomic layer deposition (ALD) that utilizes tertiary alkyl (tert-alkyl) halides as both growth activator and inhibitor is introduced and demonstrated for the deposition of a low resistive TiN film using TiCl4 and NH3.
Changbong Yeon   +8 more
doaj   +1 more source

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