Results 51 to 60 of about 14,775 (261)

Dynamic performance of CAES based on switching expansion reduction

open access: yesCarbon Neutrality
Compressed air energy storage (CAES) is considered as one of the most promising large scale energy storage technologies for the electrical grid with high penetration of renewable energy.
Siqi Zhang   +7 more
doaj   +1 more source

Optimization of Dimples in Microchannel Heat Sink with Impinging Jets—Part B: the Influences of Dimple Height and Arrangement [PDF]

open access: yes, 2018
The combination of a microchannel heat sink with impinging jets and dimples (MHSIJD) can effectively improve the flow and heat transfer performance on the cooling surface of electronic devices with very high heat fluxes.
Cai, C   +5 more
core   +1 more source

Determination of the thermophysical properties of evolutive porous media: application to Civil Engineering materials [PDF]

open access: yesThe European Physical Journal Applied Physics, 2005
The purpose of this paper is to describe the development and the use of two measurement techniques especially adapted to the rapid determination of the thermophysical properties of evolutive porous media. The first technique exploits the method of the “heated and non-heated wires” and is validated on wet clay by comparison with previous works [Mounanga
Poullain, Philippe   +3 more
openaire   +3 more sources

Interaction of Ladle Slag With Varying SiO2 Content and Recyclate‐Based MgO–C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
Ladle slags (CaO/Al2O3 = 1) with 1–20 wt% SiO2 were investigated in contact with industrial MgO–C refractories fabricated from fresh magnesia and 50 wt% recyclate. The sessile drop method at 1600°C reveals intensive gas formation, delayed slag infiltration in recyclate‐based samples, and, under high‐SiO2 slag, formation of a dense MgAl2O4‐rich ...
Anton Yehorov   +6 more
wiley   +1 more source

Thermally Drawn Flexible Fiber Sensors: Principles, Materials, Structures, and Applications

open access: yesNano-Micro Letters
Highlights The review briefly introduces the principle, material selection criteria, and development of the thermal drawing process. Based on different stimuli, the review comprehensively summarizes the latest progress in thermally drawn temperature ...
ZhaoLun Zhang   +9 more
doaj   +1 more source

REGULATION OF STRUCTURAL AND MECHANICAL PROPERTIES OF SHIITAKE MUSHROOM SUSPENSION AS AN OBJECT OF DRYING

open access: yesHarčova Nauka ì Tehnologìâ, 2021
The article considers whether a shiitake basidiomycete can be processed into powder. This mushroom is a source of valuable nutrients: it contains, on a dry basis, 18.76% of protein, 74.5% of carbohydrates, 1% of lipids, and 5.73% of ash.
T. Turchyna   +3 more
doaj   +1 more source

BACH, a Bayesian Optimization Protocol for Accurate Coarse‐Grained Parameterization of Organic Liquids

open access: yesAdvanced Functional Materials, EarlyView.
We present a fully automated Bayesian optimization (BO) protocol for the parameterization of nonbonded interactions in coarse‐grain CG force fields (BACH). Using experimental thermophysical data, we apply the protocol to a broad range of liquids, spanning linear, branched, and unsaturated hydrocarbons, esters, triglycerides, and water.
Janak Prabhu   +3 more
wiley   +1 more source

Energy-Optimal Trajectory Planning for Near-Space Solar-Powered UAV Based on Hierarchical Reinforcement Learning

open access: yesIEEE Access
One of the key technologies for achieving day and night flight, tracking solar peak, and reducing flight energy consumption for a near-space solar-powered unmanned aerial vehicle (UAV) is trajectory planning.
Tichao Xu   +4 more
doaj   +1 more source

Structure – Property relationships for nanofluids [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
3rd Micro and Nano Flows Conference (MNF2011)   +3 more
core  

Unlocking Multi‐Valley Energy Pockets and Interface‐Induced Phonon Filtering in InSb Thermoelectrics by Reaction‐Driven Interface Engineering

open access: yesAdvanced Functional Materials, EarlyView.
InSb, a narrow‐bandgap semiconductor with high carrier mobility, is promising for thermoelectric energy conversion but suffers from high lattice thermal conductivity and strong bipolar conduction. Here, in situ interface engineering using Co2O3 nanoprecursors forms hierarchical CoSbx/In2O3/CoSb3 heterostructures that enhance phonon scattering and ...
Jiwu Xin   +10 more
wiley   +1 more source

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