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Keywords: cryogenics
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. September 2024, 146(9): 091401.
Paper No: HT-23-1434
Published Online: June 6, 2024
... for directing X-rays under cryogenic conditions requires knowledge of the interfacial HTC (contact conductance) between silicon and indium. An experimental apparatus was constructed to measure temperatures in a stack of five 7.62-mm thick pucks of silicon separated by 0.1-mm thick sheets of indium, which...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. December 2011, 133(12): 121501.
Published Online: October 3, 2011
...Lizhan Bai; Guiping Lin; G. P. Peterson; Dongsheng Wen Supercritical startup of cryogenic loop heat pipes (CLHPs) has been investigated both analytically and experimentally. Mathematical model of the supercritical startup has been established using the nodal network method, and parametric study...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. September 2011, 133(9): 091502.
Published Online: August 1, 2011
...Shun Ching Lee; Tzu-Min Chen The behavior of cryogenic nitrogen in a room-temperature evaporator six meters long is analyzed. Trapezoid fins are employed to enhance the heat flux supplied by the environment. The steady-state governing equations specified by the mixed parameters are derived from...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. November 2010, 132(11): 111801.
Published Online: August 10, 2010
...M. J. White; G. F. Nellis; S. A. Klein; W. Zhu; Y. Gianchandani Cryogenic and high-temperature systems often require compact heat exchangers with a high resistance to axial conduction in order to control the heat transfer induced by axial temperature differences. One attractive design...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. September 2010, 132(9): 091902.
Published Online: June 29, 2010
... in series. 23 07 2009 02 04 2010 29 06 2010 29 06 2010 carbon foams heat exchangers heat transfer stainless steel heat transfer recuperators cryogenics NASA Kennedy Space Center (KSC) ( 1 ) has proposed a cryogenic system that incorporates integrated...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. March 2008, 130(3): 032301.
Published Online: March 6, 2008
... biological tissues cryogenics needles probes surgery thermocouples cryosurgery multicryoprobes ablation ratio frozen volumes lethal temperatures Cryosurgery is a medical technique involving the application of cryotemperatures for destroying undesired tissues ( 1 ). It was in use...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. December 2005, 127(12): 1391–1399.
Published Online: August 25, 2005
... hydrogen storage, efficient heat transfer during compression and intercooling decreases compression work. In addition, enhanced heat transfer inside the tank during the fueling process can minimize additional compression work. For liquid hydrogen storage, improved thermal insulation of cryogenic tanks can...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Heat Mass Transfer. October 2003, 125(5): 911–915.
Published Online: September 23, 2003
... ,” Cryogenics , 42 , pp. 123 – 125 . de Waele , A. T. A. M. , Steijaart , P. P. , and Koning , J. J. , 1998 , “ Thermodynamic Aspects of Pulse Tubes II ,” Cryogenics , 38 , pp. 329 – 335 . It is noted that the right hand side of Eq. ( A5 ) also is obtained by substituting (6...
Journal Articles
Publisher: ASME
Article Type: Technical Notes
J. Heat Mass Transfer. October 2003, 125(5): 947–950.
Published Online: September 23, 2003
.... The temperature of the foil, which reflects the local flow velocities, was measured by an infrared technique with high spatial and temperature resolution. The microstructure of the surfactant solution was studied by direct imaging cryogenic temperature transmission electron microscopy (Cryo-TEM). The most...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Heat Mass Transfer. February 2001, 123(1): 105–112.
Published Online: July 12, 2000
...Ravi S. Prasher; Patrick E. Phelan Solid-solid thermal boundary resistance R b plays an important role in determining heat flow, both in cryogenic and room-temperature applications, such as very large scale integrated circuitry, superlattices, and superconductors. The acoustic mismatch model (AMM...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Heat Mass Transfer. August 2000, 122(3): 579–586.
Published Online: April 17, 2000
... Transfer Divison, June 24, 1999; revision received, April 17, 2000. Associate Technical Editor: B. Chung. 24 June 1999 17 April 2000 optimisation heat exchangers refrigerators heat transfer Cryogenics Heat Exchangers Heat Transfer Optimization Perforated plate...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. February 1999, 121(1): 142–147.
Published Online: February 1, 1999
... July 1998 05 12 2007 Cryogenics Finned Surfaces Heat Exchangers Bon Mardion G. , Claudet G. , Seyfert P. , and Verdier J. , 1977 , “ He II in Low Temperature and Superconductive Magnet Engineering ,” Advances in Cryogenic Engineering , Vol. 23 , pp. 358 – 362...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. November 1998, 120(4): 965–970.
Published Online: November 1, 1998
... alternative to the solution of the Boltzmann equation, which is rather cumbersome. 02 Dec 1996 26 June 1998 05 12 2007 Conduction Cryogenics Flow Transition Thermophysical Properties Beikircher T. , and Goldemund G. , 1995 , “ Gas heat conduction in an evacuated...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. February 1998, 120(1): 37–43.
Published Online: February 1, 1998
... there is general agreement on the magnitude of R b from experimental data, there is at present no generally accepted theory capable of predicting R b for these films, particularly at the intermediate cryogenic temperatures where they are likely to be used. Here, the Diffuse Mismatch Model (DMM), which considers...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. February 1998, 120(1): 24–29.
Published Online: February 1, 1998
..., 1996; revision received October 31, 1997; Keywords: Cryogenics; Heat Transfer; Radiation; Thermophysical. Associ- ate Technical Editor: T. Tong. however, exhibited more striking changes (Flik et al , 1992; Gao et al., 1991; Hadni et al., 1995; Moser et a l , 1993). This work investigates...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. November 1995, 117(4): 822–827.
Published Online: November 1, 1995
... this phenomenon to a point temperature measurement of small heating elements like an LSI (Large-Scale Integration) electronic chip. The experiments were carried out by using gold, silver, copper, and tungsten point contacts under cryogenic conditions, and a heat flux through the point contact was applied via...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. November 1994, 116(4): 1038–1041.
Published Online: November 1, 1994
... (77 K) and below, has not been reported. Thermal contact resistance at cryogenic temperatures between a metal and a dielectric, or between two dielectrics, can be several orders of magnitude higher than that at room temperature. This 1 Department of Mechanical Engineering, University of Hawaii...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. November 1994, 116(4): 993–998.
Published Online: November 1, 1994
...Z. M. Zhang; R. U. Datla; S. R. Lorentz; H. C. Tang This work consists of a detailed thermal modeling of two different radiometers operated at cryogenic temperatures. Both employ a temperature sensor and an electrical-substitution technique to determine the absolute radiant power entering...