Results 111 to 120 of about 9,356,372 (237)

Controlled Synthesis of TiB2-TiC Composite: Substantiation of the Homogenizing Joule Thermostatting Efficiency and Improvement of SHS-Compaction Technology in a Vacuum

open access: yesЖурнал інженерних наук
This research aims to improve and substantiate the efficiency of homogenization heat-stabilizing Joule heating on ceramic-matrix composites of TiB2-TiC system with a 2:1 component ratio during its synthesis.
Gigo Jandieri, David Sakhvadze
doaj   +1 more source

Organic Electrochemical Transistors for Energy‐Autonomous Bioelectronics: Materials, Devices, and System Integration

open access: yesAdvanced Electronic Materials, EarlyView.
This review surveys organic electrochemical transistors as core building blocks for energy‐autonomous bio‐integrated electronics. We outline device physics, OMIEC materials, and electrolyte effects that enable sub‐volt, high‐gain operation, and discuss direct coupling with mechanical, thermal, and optical energy harvesters to realize battery‐free ...
Jonggeun Park   +3 more
wiley   +1 more source

Coexistence of Large Nernst Effect and Axis‐Dependent Conduction Polarity in Semimetal MoSi2

open access: yesAdvanced Electronic Materials, EarlyView.
MoSi2${\rm MoSi}_2$ is a rare material in which axis‐dependent conduction polarity (ADCP) and a large ordinary Nernst effect (ONE) coexist. The pronounced ONE (199μVK−1$199\,\umu \mathrm {V}\,\mathrm {K}^{-1}$) originates from nearly perfect carrier compensation, high mobility, and likely phonon drag, while ADCP arises from mixed‐dimensionality of the ...
Orest Pavlosiuk, Maciej J. Winiarski
wiley   +1 more source

Toward a Rational Design of Conjugated Copolymers with Oxygenated Side Chains for Boosting Thermoelectric Properties

open access: yesAdvanced Energy Materials, EarlyView.
The molecular design strategy that integrates both side chain and backbone engineering in diketopyrrolopyrrole‐based conjugated polymers to identify the optimal balance between doping efficiency and microstructural order is demonstrated. Comprehensive spectroscopic, electrochemical, morphological, and structural characterizations reveal that the ...
Taewoong Han   +13 more
wiley   +1 more source

Eco-Friendly Solar Refrigerator: Peltier Cooling, Remote Monitoring for Sustainable and Efficient Energy Consumption

open access: yesJIF (Jurnal Ilmu Fisika)
Electricity is essential for everyday needs, including food preservation through refrigeration. However, access to electricity remains uneven in remote regions due to geographical constraints.
Nabilla Putri Puspita   +2 more
doaj   +1 more source

Accurate on-chip measurement of the Seebeck coefficient of high mobility small molecule organic semiconductors

open access: yesAPL Materials, 2015
We present measurements of the Seebeck coefficient in two high mobility organic small molecules, 2,7-dioctyl[1]benzothieno[3,2-b][1]benzothiophene (C8-BTBT) and 2,9-didecyl-dinaphtho[2,3-b:2′,3′-f]thieno[3,2-b]thiophene (C10-DNTT).
C. N. Warwick   +2 more
doaj   +1 more source

Study of the Energy Efficiency of a Thermal Electrical Generator with a Hydraulic Heat Supply System

open access: yesProceedings of the International Conference on Applied Innovations in IT
The article presents the results of a study of an alternative option for generating electricity as an approach to reducing dependence on traditional methods of generating electricity.
Oleg Ivanov
doaj   +1 more source

Pure Inverse Spin Hall Effect in Ferromagnetic Ni80Fe20/Y3Fe5O12 (YIG) Heterostructures via the Longitudinal Spin Seebeck Effect

open access: yesAdvanced Physics Research, EarlyView.
A pure inverse spin Hall effect (ISHE) is demonstrated in ferromagnetic Ni₈₀Fe2₀/YIG heterostructures via the longitudinal spin Seebeck effect. By employing symmetry‐controlled geometries and reference samples, anomalous Nernst contributions are quantitatively eliminated, revealing intrinsic spin–charge conversion in Ni₈₀Fe2₀.
Hyeon‐Jin Lee   +6 more
wiley   +1 more source

A study of measurement of raceway direct measurement of rolling bearings

open access: yesFrontiers in Mechanical Engineering
Demands for improved fuel efficiency in automobiles and other vehicles have led to smaller, lighter power transmission device which result in high surface contact stress and a thin oil film, which in turn tends to cause the temperature of rolling ...
Hiromu Tamae   +2 more
doaj   +1 more source

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