Results 101 to 110 of about 26,937 (306)

A Kinetic–Energetic Bottleneck of Charge‐Transfer Injection Governs Energy Loss in Organic Solar Cells

open access: yesAdvanced Energy Materials, EarlyView.
Kinetic–energetic projection of time‐resolved photoluminescence reveals that charge‐transfer injection acts as a universal bottleneck in organic solar cells. A physics‐constrained Bayesian framework identifies an emergent effective CT injection rate governing the trade‐off between charge generation and nonradiative energy loss.
Rong Wang   +16 more
wiley   +1 more source

Recovery of Tantalum Sintered Compact from Used Tantalum Condenser Using Steam Gasification with Sodium Hydroxide

open access: yes, 2014
Recovery of tantalum resource from used tantalum capacitor in electric equipment is important because the production of tantalum have not been stable for the price and the quantity.
Katano, Shigeyuki   +2 more
core   +1 more source

Chiral Molecular Configuration‐Mediated Crystallization of Perovskites for High‐Performance Solar Cells

open access: yesAdvanced Energy Materials, EarlyView.
In this work, we propose a chiral stereo‐anchoring strategy to modulate the colloidal evolution and crystallization behavior of FAPbI3 perovskites via stereochemical molecular design, which effectively regulates nucleation kinetics and promotes ordered crystal growth.
Runkang Wang   +14 more
wiley   +1 more source

Deuterium retention in cold spray tantalum coatings vs. polycrystalline tungsten and tantalum

open access: yesNuclear Fusion
Enhanced deuterium retention in tantalum (Ta) cold spray coatings, compared to reference polycrystalline tantalum and tungsten materials, has been evaluated using the thermal desorption spectrometry technique.
Mykola Ialovega   +12 more
doaj   +1 more source

Color neutral nanocomposite nickel-tantalum oxide for electrochromic windows

open access: yes
Electrochromic windows can darken on demand to limit the solar gains entering a building to reduce the risk of overheating, while preserving the view towards the exterior.
Schüler, Andreas, Bouvard, Olivia
core   +1 more source

Tantalum and Tantalum Silicide High Temperature Rectifying Contacts on Type MB Natural Diamond

open access: yes, 1992
Tantalum and tantalum suicide contacts were investigated as high temperature rectifying contacts on type MB natural diamond. Tantalum and silicon were co-sputtered using DC and RF planar magnetrons, respectively.
Scott R. Sahaida, Dale G. Thompson
core   +1 more source

Tantalum: the next biomaterial in spine surgery?

open access: yes, 2020
Tantalum is a porous metal, whose elastic modulus, high frictional properties and biocompatibility make it an ideal construct to facilitate adequate bony fusion in spine surgery.
Huntley, Samuel R   +4 more
core   +1 more source

Neuromorphic Denoising with Fully Analog Memristive In‐Memory Computing

open access: yesAdvanced Intelligent Systems, EarlyView.
This article borrows the concepts of episodic memory in human brains to experimentally implement a memristor‐based neuromorphic denoising process. A homogeneous memristor processing unit is experimentally demonstrated for both temporal storage and neural network computation, imitating the synapses in the human brain.
Daijing Shi   +5 more
wiley   +1 more source

"Investigations on tantalum selenides". [PDF]

open access: yes, 1969
This thesis describes an investigation of the tantalum selenium system, in particular of the layer-structure compound tantalum diselenide. After a brief survey of previous investigations in this field, some general remarks on layer structures are ...
Huisman, Roelof,, Huisman, Roelof
core  

Study on the Anticorrosion, Biocompatibility, and Osteoinductivity of Tantalum Decorated with Tantalum Oxide Nanotube Array Films

open access: yes, 2016
With its excellent anticorrosion and biocompatibility, tantalum, as a promising endosseous implant or implant coating, is attracting more and more attention.
Su Chen (663531)   +5 more
core   +1 more source

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