Results 11 to 20 of about 365,839 (309)

Stability of temperature field in blood refrigerated warehouse using micro-hole air inlet

open access: yesZhongguo shuxue zazhi, 2022
Objective To study the effect of air inlet modes on the temperature variation, fluctuation, uniformity and coefficient of variation(CV), so as to evaluate the stability and uniformity of the temperature field in refrigerated warehouse for blood.
Xingzhi CHEN   +5 more
doaj   +1 more source

Temperature non-uniformity detection on dPCR chips and temperature sensor calibration

open access: yesRSC Advances, 2022
We present a method of non-contact localized temperature measurement for determination of the non-uniformity of temperature distribution over a dPCR chip mounted on two different thermal cycling configurations.
Martina Gaňová   +6 more
openaire   +4 more sources

Stochastic energetics of non-uniform temperature systems [PDF]

open access: yesPhysica A: Statistical Mechanics and its Applications, 2000
We propose an energetic interpretation ofstochastic processes described by Langevin equations with non-uniform temperature. In order to avoid Itô-Stratonovich dilemma, we start with a Kramers equation, and derive a Fokker-Plank equation by the renormalization group method. We give a proper definition of heat for the system. Based on our formulations,we
Matsuo, Miki, Sasa, Shin-ichi
openaire   +2 more sources

Enhanced temperature uniformity by tetrahedral laser heating [PDF]

open access: yes, 2004
emperature profile on a spherical sample that is heated by laser beams in various geometries while processed in vacuum is analyzed. Sample heating by one or four laser beams was considered.
Bossuyt, Sven   +5 more
core   +1 more source

Electrodynamic sources of non-uniform heat production in composite superconductors causing instabilities [PDF]

open access: yes, 1992
Model calculations of the electrodynamic properties of superconducting composites are usually carried out assuming that the material constants, such as critical current density and resistivity, are uniform over the cross-section of the composite, or at ...
Klundert, L.J.M. van de
core   +3 more sources

Temperature non-uniformity in distributed temperature sensors

open access: yesElectronics Letters, 1993
A study is presented of the effects of temperature non-uniformity in a distributed temperature sensor based on the temperature dependence of Brillouin gain in an optical fibre. The form of the Brillouin gain profile for a given temperature distribution is measured and successfully modelled.
X. Bao, D.J. Webb, D.A. Jackson
openaire   +1 more source

Research on Module Layout and Module Coverage of an Automobile Exhaust Thermoelectric Power Generation System

open access: yesEnergies, 2022
Due to the low efficiency of thermoelectric generators (TEGs), many scholars have focused on the structural optimization of TEGs rather than on the optimization of the layout of thermoelectric modules.
Weiqi Zhou   +6 more
doaj   +1 more source

Parametric Study on Performance of Straight Type of Internally Finned Tube

open access: yesEngineering Proceedings, 2023
The performance of a straight type of internally finned tube (SIFT) is studied using computational fluid dynamics (CFD). It is found that a longer fin yields a larger pressure drop that is nearly proportional to the fin length.
Chun-Lang Yeh   +5 more
doaj   +1 more source

Demonstration of a Bias Tunable Quantum Dots-in-a-well Focal Plane Array [PDF]

open access: yes, 2009
Infrared detectors based on quantum wells and quantum dots have attracted a lot of attention in the past few years. Our previous research has reported on the development of the first generation of quantum dots-in-a-well (DWELL) focal plane arrays, which ...
Andrews, Jonathan   +9 more
core   +2 more sources

Death and resurrection of the zeroth principle of thermodynamics [PDF]

open access: yes, 2013
The zeroth principle of thermodynamics in the form "temperature is uniform at equilibrium" is notoriously violated in relativistic gravity. Temperature uniformity is often derived from the maximization of the total number of microstates of two ...
Haggard, Hal M., Rovelli, Carlo
core   +4 more sources

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