Results 171 to 180 of about 23,600 (270)

First‐Principles Investigation of the Electronic, Phonon, Optical, and Elastic Properties of AgBiTeSe

open access: yesAdvanced Physics Research, EarlyView.
This study presents a first‐principles investigation of the electronic, vibrational, optical, and elastic properties of AgBiTeSe. The results highlight its metallic behavior, dynamic stability, strong optical absorption, and promising thermoelectric potential.
Nilufer Yesmin Tanisa   +3 more
wiley   +1 more source

Dry‐Films Containing Vanadium Tetrasulfide as Cathode Active Material for Solid‐State Batteries with High Rate Capability

open access: yesBatteries &Supercaps, EarlyView.
The graphical abstract illustrates the effect of low and high energy ball milling (LBM, HBM) on VS4 composite cathodes with solid electrolyte, showing the morphological evolution. This study presents a comprehensive investigation of vanadium tetrasulfide (VS4) cathodes for solid‐state lithium batteries, utilizing innovative material characterization ...
Pascal Seete   +10 more
wiley   +1 more source

Pulse irradiation synthesis of metal chalcogenides on flexible substrates for enhanced photothermoelectric performance. [PDF]

open access: yesNat Commun
Zhang Y   +17 more
europepmc   +1 more source

Synthesis and Characterization of π‐Extended Azulenes via Nucleophilic Substitution and Intramolecular Cyclization of 5‐Alkynyl‐6‐Fluoroazulenes

open access: yesChemistryEurope, EarlyView.
A modular synthetic approach enables the preparation of azulene‐fused heterocycles via nucleophilic aromatic substitution followed by intramolecular cyclization of alkynyl fluoroazulenes. The method allows the incorporation of various heteroatoms (N, O, S, Se, and Te), leading to structurally diverse heteroannulated azulenes.
Martin C. Dietl   +8 more
wiley   +1 more source

Insight Into the Failure Mechanism of Conversion‐Alloy Anode Materials in Potassium‐Ion Batteries: A Case Study of Bi2Te3

open access: yesCarbon Energy, EarlyView.
Through combining electrochemical profiles with multi‐scale microscopies, spectroscopy, and theoretical calculations, the failure processes and mechanisms of Bi2Te3 are identified into two stages: (1) the shuttle effect, dominating the first stage, results in the rapid capacity fading in the first several cycles and (2) the SEI accumulation, dominating
Hehe Zhang   +7 more
wiley   +1 more source

Modulating Redox Mechanism in Metal Chalcogenides by Precisely Controlling Phase Transition to Achieve Ultrafast and Ultra‐Stable Sodium‐Ion Batteries

open access: yesCarbon Energy, EarlyView.
The typical conversion Na+ storage mechanism of ZnS/ZnSe was modulated toward surface redox pseudocapacitive reaction through precisely controlling the phase transition processes. The ZnS/ZnSe electrode presents ultra‐long cycling stability of 803 mAh g−1 after 1800 cycles and a capacity retention of 89% at ultrahigh current density of 20 A g−1 ...
Yishun Xie   +13 more
wiley   +1 more source

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