نتایج جستجو برای: temperature dependent material

تعداد نتایج: 1430111  

The effect of partial slip and temperature dependent fluid properties on the MHD mixed convection flow from a heated, non-linearly stretching surface in the presence of radiation and non-uniform internal heat generation/absorption is investigated. The velocity of the stretching surface was assumed to vary according to power-law form. Thermal transport is analyzed for two types of non-isothermal...

Journal: :Energies 2023

The accurate measurement and modeling of ferromagnetic material losses are vital issues during the design analysis electrical machines. Higher loss values can describe manufactured rotor stator machine plates better than catalog data obtained by standardized measurements using Epstein frame. In this paper, different temperature-dependent models based on loss-separation principle introduced comp...

2011
Vadim V. Yakovlev Shawn M. Allan Holly S. Shulman

Up to now, reported attempts of multiphysics modeling of high-temperature microwave processing have been limited to fairly idealized models. In this contribution, an original accurate computer model enabling virtual experimentation in microwave processing of zicronia is presented. The model, implementing fully coupled FDTD electromagnetic and thermal algorithms, uses detailed data on temperatur...

2017
Xiaoru Guo Yang Hou Ren Ren Junhong Chen

This work primarily studies the crystallization condition of molybdenum disulfide (MoS2) in MoS2/graphene hybrids by a temperature-varying hydrothermal method from 150 to 240 °C. Flower-like MoS2 nanoflakes were successfully grown on graphene nanosheets and characterized to understand the temperature-dependent crystallization process and the electrochemical performance. The highest electrocatal...

Journal: :Physical review letters 2005
T Ito A Chainani T Haruna K Kanai T Yokoya S Shin R Kato

The Luttinger surface of an organic metal (TTF-TCNQ), possessing charge order and spin-charge separated band dispersions, is investigated using temperature-dependent angle-resolved photoemission spectroscopy. The Luttinger surface topology, obtained from momentum distribution curves, changes from quasi-2D (dimensional) to quasi-1D with temperature. The high temperature quasi-2D surface exhibits...

2017
Duy Khiem Nguyen Heesoo Lee In-Tae Kim

An inorganic thermochromic material based on Cr-doped Al₂O₃ is synthesized using a solid-state method. The crystal structure, chemical composition, and morphology of the synthesized material are analyzed using X-ray diffraction, scanning electron microscopy coupled with an energy-dispersive X-ray spectrometer, and Fourier transform infrared (FT-IR) spectroscopy. The color performances of the sy...

1999
M. P. Hehlen S. C. Rand J. Rai S. Rai

In this paper we examine nonradiative processes ~cross relaxation and energy migration! vital for the generation of blue avalanche emission in Tm:LiYF4 crystals subjected to radiation near 648 nm. Time-domain and temperature-dependent measurements indicate that two sequential cross-relaxation processes dominate the nonradiative decays of the G4 and H4 excited states in this crystal. The occurre...

2003
David J. Earl Mark R. Wilson

A theoretical study of a number of chiral molecules has been undertaken using a molecular Monte Carlo simulation approach coupled with calculations of molecular chirality based on a chirality order parameter. Results for a variety of TADDOL (a ,a ,a8,a8-tetraaryl-1,3-dioxolan-4,5dimethanol! derivatives show good agreement with experimental findings for the sign, magnitude, and the temperature d...

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