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Keywords: specific heat
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Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. May 2021, 143(5): 054501.
Paper No: HT-19-1143
Published Online: March 19, 2021
...Hani Tiznobaik; Zahra Pournorouz; Joohyun Seo; Amirhossein Mostafavi; Donghyun Shin In this study, the specific heat of molten salt nano-eutectic (Li 2 CO 3 -K 2 CO 3 doped with SiO 2 nanoparticles) was theoretically and computationally investigated. The effective specific heat of a nano-eutectic...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. November 2012, 134(11): 111601.
Published Online: September 24, 2012
... the sample and the heat losses from the wires were considered in the transient heat transfer calculations. An appropriate time interval for the hot sample cooling rate is needed to improve the emissivity solution accuracy. Two ways were used to analyze the data, based on the known specific heat...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. April 2012, 134(4): 042401.
Published Online: February 13, 2012
...P. Chantrenne; C. Ould-Lahoucine The kinetic theory of gas is used to predict the specific heat and thermal conductivity of ZnO nanostructures. In this model, phonons are considered as a gas whose basic properties are given by phonon dispersion curves. The model also requires knowledge...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. January 2012, 134(1): 011302.
Published Online: November 18, 2011
.... For the spherical shell under consideration, it is assumed that material properties such as thermal conductivity, density, and specific heat capacity may vary in radial, polar, and azimuthal directions of the spherical shell; the governing heat conduction equation of the shell is a second-order partial differential...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. February 2011, 133(2): 021304.
Published Online: November 3, 2010
... that the material properties such as thermal conductivity, density, and specific heat capacity vary in the width direction, and the governing heat conduction equation of the plate is a second-order partial differential equation. Using Lyapunov’s theorem, it is shown that by applying controlled heat flux through...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. February 2011, 133(2): 024501.
Published Online: November 2, 2010
...Donghyun Shin; Debjyoti Banerjee Silica nanoparticles (1% by weight) were dispersed in a eutectic of lithium carbonate and potassium carbonate (62:38 ratio) to obtain high temperature nanofluids. A differential scanning calorimeter instrument was used to measure the specific heat of the neat molten...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. September 2010, 132(9): 091301.
Published Online: June 23, 2010
... (mm) c specific heat ( J / ( kg   K ) ) d width (mm) Fo Fourier number h convective heat transfer coefficient ( W / ( m 2   K ) ) I current (A) k thermal conductivity ( W / ( m   K...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. January 2010, 132(1): 014504.
Published Online: November 4, 2009
..., the interband and intraband contributions to thermophysical properties differ. 08 01 2009 28 05 2009 04 11 2009 04 11 2009 conduction bands electron-phonon interactions Fermi level laser beam effects specific heat transition metals intraband transition interband...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. January 2010, 132(1): 012403.
Published Online: October 26, 2009
... and reduced the heat capacity measurement errors. Heat capacities of copper thin films with thicknesses from 20 nm to 340 nm are measured in the temperature range from 300 K to 420 K in vacuum of 1 mPa. The specific heat of the 340 nm Cu film is close to the literature data of bulk Cu. For the thinner films...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. August 2009, 131(8): 082401.
Published Online: June 5, 2009
... time electron-phonon interactions finite element analysis Galerkin method gold laser beam effects melting metallic thin films Runge-Kutta methods specific heat The physics of short-pulse laser heating of metallic films is very complex and has been the subject of many investigations ( 1...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. July 2009, 131(7): 071601.
Published Online: May 6, 2009
...Ravikanth S. Vajjha; Debendra K. Das This paper presents the specific heat measurements of three nanofluids containing aluminum oxide, zinc oxide, and silicon dioxide nanoparticles. The first two are dispersed in a base fluid of 60:40 by mass of ethylene glycol and water (60:40 EG/W) and the last...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. October 2008, 130(10): 104506.
Published Online: August 14, 2008
... because FC43 is characterized by low specific heat. Moreover, the velocities of the tallest miniloop are the lowest, probably because the enhancement of shear stresses overcomes the increase in buoyancy forces. For both fluids, the velocity grows almost linearly with power. Experimental data show a good...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. August 2008, 130(8): 082401.
Published Online: May 29, 2008
... viscosity, thermal conductivity, constant-pressure specific heat, density, and molecular mean free path are proposed in power-law form and validated through experimental data. Natural convective gas flow with variable physical properties in a long open-ended vertical parallel-plate microchannel...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. February 2008, 130(2): 024502.
Published Online: February 4, 2008
...Douglas L. Oliver 24 10 2006 17 05 2007 04 02 2008 heat conduction specific heat thermal conductivity generation conduction sphere analytic transient The analytic study of heat conduction near spheres is a relatively mature science. Even so...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Heat Mass Transfer. September 2007, 129(9): 1268–1276.
Published Online: November 16, 2006
... exchanger to the heat that would be transferred in the ideal heat exchanger. The concept of heat exchanger efficiency provides a new way for the design and analysis of heat exchangers and heat exchanger networks. 13 04 2006 16 11 2006 heat exchangers specific heat irreversible...