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Keywords: thin films
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Journal Articles
Article Type: Research-Article
J. Heat Transfer. October 2021, 143(10): 102201.
Paper No: HT-21-1107
Published Online: September 8, 2021
...Omar Dhannoon Jumaah; Yogesh Jaluria Chemical vapor deposition (CVD) is a widely used manufacturing process for obtaining thin films of materials like silicon, silicon carbide, graphene, and gallium nitride that are employed in the fabrication of electronic and optical devices. Gallium nitride (GaN...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. April 2020, 142(4): 042102.
Paper No: HT-19-1321
Published Online: February 27, 2020
.... , Lage , L. J. , Komarov , L. P. , and Raad , P. E. , 2001 , “ A Fractional-Diffusion Theory for Calculating Thermal Properties of Thin Films From Surface Transient Thermoreflectance Measurements ,” ASME J. Heat Transfer , 123 ( 6 ), pp. 1133 – 1138 . 10.1115/1.1416688 [3...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. June 2013, 135(6): 061601.
Paper No: HT-12-1561
Published Online: May 16, 2013
... evidence for the Casimir limit at room temperature. More recent studies on ultrathin films and periodically porous thin films are exploring the possibility of phonon dispersion modifications in confined geometries and porous films. silicon phonon transport thermal conductivity nanoscale thin...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. July 2012, 134(7): 074503.
Published Online: May 22, 2012
... waves thin films The modern technology trend is toward the continued shrinking to sufficiently smaller scales when the devices size becomes comparable with the characteristic length and the operating time is reduced to the relaxation time of the heat carriers in the material of these devices...
Journal Articles
Article Type: Radiative Heat Transfer
J. Heat Transfer. July 2012, 134(7): 072701.
Published Online: May 18, 2012
... YBa 2 Cu 3 O 7 Superconducting Films ,” Phys. Rev. B , 46 , pp. 5606 – 5614 . 10.1103/PhysRevB.46.5606 34 Lee , B. J. , Khuu , V. P. , and Zhang , Z. M. , 2005 , “ Partially Coherent Spectral Radiative Properties of Dielectric Thin Films With Rough Surfaces ,” J...
Journal Articles
Article Type: Heat Transfer In Nanochannels, Microchannels, And Minichannels
J. Heat Transfer. February 2012, 134(2): 020910.
Published Online: December 22, 2011
... thin films and graphite substrates. Elastic and inelastic diffusive transport models are formulated to aid in the prediction of conductance at a metal-graphite interface. The temperature dependence of the thermal conductance at Au-graphite interfaces is measured via transient thermoreflectance from 78...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. January 2012, 134(1): 011501.
Published Online: October 28, 2011
..., and rotors in a full stage rotating turbine using a shock-tunnel facility and thin-film heat flux gages. Abhari and Epstein [( 9 )] investigated the highly unsteady heat transfer on the rotors of transonic turbine. Mehendale et al. [( 10 )] studied the effects of high free-stream turbulence and upstream wake...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. September 2011, 133(9): 092401.
Published Online: July 7, 2011
... thermal conductivity thin films thermal rectification molecular dynamics interface conductance Thermal rectification is a phenomenon where the magnitude of transport in a specific direction through a material is dependent on the sign or direction of the temperature gradient, and although...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. June 2011, 133(6): 061601.
Published Online: March 9, 2011
...-based thermal algorithm to solve for the temperature change and heat transfer in which a thin film subjected to a modulated heat source is sandwiched between two thermally conductive pathways. We validate our solution with time domain thermoreflectance measurements on glass slides and extend the thermal...
Journal Articles
Article Type: Thermal Issues In Emerging Technologies
J. Heat Transfer. June 2011, 133(6): 060906.
Published Online: March 7, 2011
... micro- and nanoscale dopants are added to achieve desired optical characteristics, thin film fabrication by chemical vapor deposition, and microscale coating of fibers and devices. It is shown that major challenges are posed by the simulation and experimentation, as compared with those for engineering...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. June 2011, 133(6): 061501.
Published Online: March 2, 2011
...Yang Li; JunJie Yan; JinShi Wang; GuoXiang Wang A semi-empirical model describing the heat transfer characteristics of the pseudo-dropwise condensation of binary vapor on a cooled vertical tube has been formulated. By ignoring the thin film always present on the condensation surface...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. February 2011, 133(2): 022403.
Published Online: November 3, 2010
... is approximately 600 W / m K at room temperature. While this value is lower than the reported basal plane values for graphite and suspended graphene because of phonon leakage across the graphene-support interface, it is still considerably higher than the values for common thin film electronic materials. Here, we...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. October 2010, 132(10): 101302.
Published Online: August 18, 2010
...François Mathieu-Potvin; Louis Gosselin In this paper, we optimized the topology of a thin-film resistive heater as well as the electrical potential of the electrodes on the boundaries. The objective was to minimize the difference between the actual and prescribed temperature profiles. The thin...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. October 2010, 132(10): 104503.
Published Online: July 28, 2010
...A.-R. A. Khaled This work considers heat transfer in fin-thin film systems. Two types of these systems are analyzed: (A) a thin film sandwiched between two identical fin halves, and (B) a fin sandwiched between two identical thin films. The corresponding coupled energy equations are solved...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. September 2010, 132(9): 091302.
Published Online: June 28, 2010
...., bimaterial, a finite thin film on a semi-infinite substrate, and a finite strip, can be analyzed as special cases of the present study. The numerical results of the temperature distributions for some practical examples are provided in graphic form and discussed in details. Carslaw , H. S...
Journal Articles
Article Type: Photo Gallery
J. Heat Transfer. August 2010, 132(8): 080902.
Published Online: June 11, 2010
...Ram Ranjan; Jayathi Y. Murthy; Suresh V. Garimella convection evaporation heat pipes Laplace equations numerical analysis thin films two-phase flow vortices 11 06 2010 11 06 2010 2010 American Society of Mechanical Engineers ...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. August 2010, 132(8): 081302.
Published Online: May 20, 2010
...Patrick E. Hopkins; Justin R. Serrano; Leslie M. Phinney; Sean P. Kearney; Thomas W. Grasser; C. Thomas Harris Pump-probe transient thermoreflectance (TTR) techniques are powerful tools for measuring the thermophysical properties of thin films, such as thermal conductivity, Λ , or thermal boundary...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. February 2010, 132(2): 023301.
Published Online: November 30, 2009
... of doped Si samples were calculated by treating the doped region as multilayer thin films of different doping concentrations on a thick lightly doped Si substrate. The measured spectral transmittance and reflectance agree well with the model predictions. The knowledge gained from this study will aid future...
Journal Articles
Article Type: Guest Editorial
J. Heat Transfer. December 2009, 131(12): 120301.
Published Online: October 15, 2009
... fields, and modeling of liquid-metal thin-film evaporation is carried out in another effort. In three other papers, heat transport at the liquid-vapor-heated-wall interface in liquid mixtures is the subject of an experimental study, boiling of a liquid-mixture droplet in an immiscible liquid is similarly...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. October 2009, 131(10): 101001.
Published Online: July 28, 2009
... performance, the thermal conduction resistance of the liquid filling the microstructure, and the thin-film characteristics of the liquid meniscus. In the present study, the free-surface shapes of the static liquid meniscus in common microstructures are modeled using SURFACE EVOLVER for zero Bond number. Four...