Results 91 to 100 of about 9,097,966 (350)

Advancing Electronic Application of Coordination Solids: Enhancing Electron Transport and Device Integration via Surface‐Mounted MOFs (SURMOFs)

open access: yesAdvanced Functional Materials, EarlyView.
The layer‐by‐layer (LbL) assembly of coordination solids, enabled by the surface‐mounted metal‐organic framework (SURMOF) platform, is on the cusp of generating the organic counterpart of the epitaxy of inorganics. The programmable and sequential SURMOF protocol, optimized by machine learning (ML), is suited for accessing high‐quality thin films of ...
Zhengtao Xu   +2 more
wiley   +1 more source

A physics-based model of threshold voltage for amorphous oxide semiconductor thin-film transistors

open access: yesAIP Advances, 2016
In the application of the Lambert W function, the surface potential for amorphous oxide semiconductor thin-film transistors (AOS TFTs) under the subthreshold region is approximated by an asymptotic equation only considering the tail states.
Chi-Le Chen   +6 more
doaj   +1 more source

Studies on Luminescent Materials. II

open access: yesNIPPON KAGAKU KAISHI, 1939
(1) ZnOとSiO2の各種の割合より成る珪酸亞鉛マンガン螢光體の2537Aの紫外線及び陰極線の刺戟に依つて生ずる螢光スペクトルを25°C及び-185°Cの温度に於測定し,分光寫眞測光に依つて其の螢光スペクトルのエネルギー分布を求めた.(2) 各種の組成を有する珪酸亞鉛螢光體の螢光の明るさを測定し,メタ珪酸亞鉛螢光體は正珪酸亞鉛と無水珪酸との單なる混合物としてのみ考へることの出來ないことを示した.(3) 珪酸亞鉛螢光體のエネルギー準位を測定し,吸收スペクトル,刺戟スペクトル,螢光スペクトル及び光電傳導現象等に對する理論的解釋を與へた.(4) -185°Cに於ける螢光スペクトルを測定し, 5083A及び5155Aの位置に線スペクトルを生じ ...
openaire   +7 more sources

Quantum Emitters in Hexagonal Boron Nitride: Principles, Engineering and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum emitters in hexagonal boron nitride have emerged as a promising candidate for quantum information science. This review examines the fundamentals of these quantum emitters, including their level structures, defect engineering, and their possible chemical structures.
Thi Ngoc Anh Mai   +8 more
wiley   +1 more source

Very-High Color Rendering Index Hybrid White Organic Light-Emitting Diodes with Double Emitting Nanolayers

open access: yesNano-Micro Letters, 2014
A very-high color rendering index white organic light-emitting diode (WOLED) based on a simple structure was successfully fabricated. The optimized device exhibits a maximum total efficiency of 13.1 and 5.4 lm/W at 1,000 cd/m2.
Baiquan Liu   +8 more
doaj   +1 more source

NanoMOF‐Based Multilevel Anti‐Counterfeiting by a Combination of Visible and Invisible Photoluminescence and Conductivity

open access: yesAdvanced Functional Materials, EarlyView.
This study presents novel anti‐counterfeiting tags with multilevel security features that utilize additional disguise features. They combine luminescent nanosized Ln‐MOFs with conductive polymers to multifunctional mixed‐matrix membranes and powder composites. The materials exhibit visible/NIR emission and matrix‐based conductivity even as black bodies.
Moritz Maxeiner   +9 more
wiley   +1 more source

High Conductivity and Adhesion of Cu-Cr-Zr Alloy for TFT Gate Electrode

open access: yesApplied Sciences, 2017
The characteristics of Cu alloy (0.3 wt. % Cr, 0.2 wt. % Zr) thin film deposited by direct current (DC) magnetron sputtering deposition were investigated.
Junbiao Peng   +10 more
doaj   +1 more source

EPR and Structural Characterization of Water-Soluble Mn2+-Doped Si Nanoparticles. [PDF]

open access: yes, 2017
Water-soluble poly(allylamine) Mn2+-doped Si (SiMn) nanoparticles (NPs) were prepared and show promise for biologically related applications. The nanoparticles show both strong photoluminescence and good magnetic resonance contrast imaging.
Atkins, Tonya M   +6 more
core   +3 more sources

Biodegradable and Recyclable Luminescent Mixed‐Matrix‐Membranes, Hydrogels, and Cryogels based on Nanoscale Metal‐Organic Frameworks and Biopolymers

open access: yesAdvanced Functional Materials, EarlyView.
The study presents biodegradable and recyclable mixed‐matrix membranes (MMMs), hydrogels, and cryogels using luminescent nanoscale metal‐organic frameworks (nMOFs) and biopolymers. These bio‐nMOF‐MMMs combine europium‐based nMOFs as probes for the status of the materials with the biopolymers agar and gelatine and present alternatives to conventional ...
Moritz Maxeiner   +4 more
wiley   +1 more source

Photometer for luminescent materials

open access: yesJournal of Research of the National Bureau of Standards, 1945
In evaluating the usefulness of luminescent materials it is necessary to take into account the behavior of the human eye at low values of luminance. A photometer that provides for the determination of low luminances, with due regard for the characteristic behavior of the eye at such values, is described.
openaire   +1 more source

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