Results 71 to 80 of about 8,395 (219)

Fiber‐type soft bioelectronics for wearable and implantable sensing and therapy

open access: yesBMEMat, EarlyView.
Fiber‐type soft bioelectronics are emerging as versatile platforms for wearable and implantable health monitoring and therapeutic applications. These bioelectronics use organic and inorganic matrices combined with advanced fillers, which feature high conductivity, electrochemical sensitivity, softness, and biocompatibility.
Haneul Kim   +5 more
wiley   +1 more source

Thermoelectric Performance Enhancement by Surrounding Crystalline Semiconductors with Metallic Nanoparticles [PDF]

open access: yes, 2011
Direct conversion of thermal energy to electricity by thermoelectric (TE) devices may play a key role in future energy production and utilization.
Choi, Sang H.   +4 more
core   +1 more source

Homoleptic Bismuth Alkynes: Isolable Reagents for Selective Alkynyl Radical Transfer

open access: yesAngewandte Chemie, Volume 138, Issue 4, 22 January 2026.
The first series of fully characterized homoleptic alkynyl bismuth compounds Bi(C≡CR)3 is presented. Facile homolytic Bi–C bond cleavage grants access to alkynyl radicals, which have been employed in selective C–X bond formation (X = C, B, Se, Te). This complements existing strategies for alkynyl radical generation as it proceeds under mild and purely ...
Gargi Kundu   +5 more
wiley   +2 more sources

Production of the Volume Composite Based on Bi2Te3-SiO2 Nanoparticles and its Electroconductivity [PDF]

open access: yesЖурнал нано- та електронної фізики, 2015
The nanoparticles of Bi2Te3-SiO2 were synthesized by microwave solvotermal recovery of oxide precursors of bismuth and tellurium with simultaneous hydrolysis of tetraethylorthosilicate (TEOS).
M.N. Yapryntsev   +4 more
doaj  

Topological surface states of strained Mercury-Telluride probed by ARPES [PDF]

open access: yes, 2013
The topological surface states of strained HgTe have been measured using high-resolution ARPES measurements. The dispersion of surface states form a Dirac cone, which origin is close to the top of the \ghh band: the top half of the Dirac cone is inside ...
Ballet, Philippe   +8 more
core   +2 more sources

Anharmonic phonon effects on linear thermal expansion of trigonal bismuth selenide and antimony telluride crystals

open access: yes, 2018
We adopted and extended an efficient Gr\"uneisen formalism to study the phonon anharmonicity and linear thermal expansion coefficients (TECs) of trigonal bismuth selenide (Bi$_2$Se$_3$) and antimony telluride (Sb$_2$Te$_3$).
Gan, Chee Kwan, Lee, Ching Hua
core   +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

A comprehensive recent review and practical insights on the usage of advanced materials and enhancement strategies in thermoelectric applications

open access: yesResults in Engineering
Electricity is a critical component of many everyday activities, demanding continuing research to create new or improved techniques for generating electrical power.
Mohamad Darwiche   +6 more
doaj   +1 more source

Revealing puddles of electrons and holes in compensated topological insulators

open access: yes, 2015
Three-dimensional topological insulators harbour metallic surface states with exotic properties. In transport or optics, these properties are typically masked by defect-induced bulk carriers.
Ando, Yoichi   +9 more
core   +1 more source

Synergistic Engineering of Oxygen Vacancies and Topological Surface States in Bi2Te3/TiO2‐X Heterostructures for Highly Efficient Photothermal‐Driven CO2 Photoreduction

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Integrating the topological insulator Bi2Te3 with oxygen‐deficient TiO2‐X creates a synergistic platform for full‐spectrum CO2 reduction, achieving high‐selectivity C2+ production via enhanced photothermal catalysis and tailored charge dynamics.
Bingke Zhang   +11 more
wiley   +1 more source

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