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Keyword: Measurement Techniques
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Journal Articles
Article Type: Research Papers
J. Heat Transfer. May 2010, 132(5): 051601.
Published Online: March 5, 2010
... measurement technique. An aqueous fluid consisting of gold nanoparticles is tested and anomalous thermal conductivity enhancement is observed. A discrepancy in the thermal transport behavior between pure liquids and nanofluids is suggested from our experimental results. The phase detection measurement...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. January 2006, 128(1): 75–83.
Published Online: June 24, 2005
... silicon heat transfer measurement techniques nanoscale ultra-thin films Ultra-thin single-crystal silicon layers have been extensively used in the past decade for microfabrication of sensors, actuators, and transistors ( 1 2 3 4 ) as well as the fundamental study of electrical and thermal...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. February 2006, 128(2): 113–120.
Published Online: June 21, 2005
... magnetoresistance magnetocaloric effects GMR heat transfer measurement techniques nanoscale ultra-thin films Schematic representation of electron transport in a GMR multilayer structure, consisting of top and bottom CoFe magnetic layers and Cu nonmagnetic space layer. The distance...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. July 2005, 127(7): 692–698.
Published Online: February 2, 2005
... boundary conditions are also demonstrated. 04 05 2004 02 02 2005 Green's function methods convection turbulence pipe flow flow measurement Forced Convection Heat Transfer Internal Measurement Techniques Turbulent The heat transfer characteristics of pipe flow can...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. June 2004, 126(3): 339–346.
Published Online: June 16, 2004
... ) cholesteric liquid crystals infrared imaging hysteresis thermoreflectance image colour analysis temperature measurement Experimental Instrumentation Measurement Techniques Temperature Visualization Early uses of Thermochromic Liquid Crystals (TLCs) to measure temperature used a single...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. April 2004, 126(2): 279–285.
Published Online: May 4, 2004
... Droplet Evaporation Heat Transfer Laser Measurement Techniques Temperature The full characterization of liquid droplets in sprays while in-flight is a very important engineering topic due to the wide range of technological applications in which atomization of liquid sprays is applied to...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. August 2004, 126(4): 535–539.
Published Online: April 20, 2004
.... Associate Editor: A. F. Emery. 08 1 2003 20 4 2004 temperature measurement physics computing measurement errors temperature sensors thermocouples heat conduction finite element analysis Heat Transfer Measurement Techniques Numerical Methods Thermocouples Surface...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. February 2004, 126(1): 62–69.
Published Online: March 10, 2004
... , corresponding to the Reynolds number Re ≡ U ∞ d / ν , where ν is the fluid kinematic viscosity = 9080 . heat transfer wakes external flows Cylinder Experimental Flow Heat Transfer Measurement Techniques Sensors Temperature Wakes The flow...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. October 2003, 125(5): 881–888.
Published Online: September 23, 2003
... October 2002 08 April 2003 23 09 2003 nanostructured materials nanotechnology thermal conductivity thermoelectricity Seebeck effect silicon compounds membranes electrical conductivity heat conduction Heat Transfer Measurement Techniques Microscale Nanoscale...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. October 2003, 125(5): 926–935.
Published Online: September 23, 2003
... surface are exposed to the environment; all other surfaces are assumed to have zero heat flux (insulated). (a) Thermocouple wire diameter=0.4 mm; (b) Wire diameter=0.04 mm. Heat Transfer Measurement Techniques Numerical Methods Thermocouples While infrared technique is available for the...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. August 2003, 125(4): 595–603.
Published Online: July 17, 2003
... Measurement Techniques Modeling Shear Flows Temperature Hot-wire anemometry (HWA) is an important measurement technique, widely applied to investigations of both laminar and turbulent flows. The technique is well developed for standard flow situations. Nevertheless, large deviations occur when...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. August 2003, 125(4): 669–677.
Published Online: July 17, 2003
.... Ameri 23 predicted heat transfer and flow on the blade tip of a gas turbine equipped with a mean-camber line strip. heat transfer turbulence aerodynamics gas turbines Convection Cooling Heat Transfer Measurement Techniques Rotating Turbines In open literature, there is...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. June 2003, 125(3): 471–477.
Published Online: May 20, 2003
... February 2003 20 05 2003 temperature measurement spectral methods of temperature measurement fibre optic sensors Heat Transfer High Temperature Inversion Measurement Techniques Radiation Blackbody optical fiber thermometers (OFT) are created by coating the tip of an optical...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. June 2003, 125(3): 494–502.
Published Online: May 20, 2003
... Transfer Division May 17, 2002; revision received December 27, 2002. Associate Editor: K. S. Ball. 17 May 2002 27 December 2002 20 05 2003 heat transfer cooling gas turbines Cooling Film Cooling Heat Transfer Measurement Techniques Rotating Turbines In modern...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. April 2003, 125(2): 349–355.
Published Online: March 21, 2003
... thermophotovoltaic cells direct energy conversion Energy Conversion Heat Transfer Heat Pipes Measurement Techniques Multi-Phase Figure 1 depicts a conceptual thermophotovoltaic (TPV) energy conversion system utilizing flat heat pipes. Combustion gases from a heat source such as a gas turbine...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. April 2003, 125(2): 356–364.
Published Online: March 21, 2003
... measurement technique based on optical methods. A novel approach to the gas temperature measurement is also introduced. The sensing device is kept at temperatures exceeding the Leidenfrost transition and therefore it is insensitive to the presence of the water droplets. Independent measurement techniques...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. February 2003, 125(1): 48–56.
Published Online: January 29, 2003
.... Repeatability of the measurements is demonstrated, and a parametric study of three LAM parameters reveals expected trends. Ceramics Heat Transfer Laser Measurement Techniques Increasingly, long-wavelength pyrometry is being considered for surface temperature measurements in applications of...
Journal Articles
Article Type: Technical Notes
J. Heat Transfer. October 2002, 124(5): 982–985.
Published Online: September 11, 2002
.... 25 April 2001 22 March 2002 11 09 2002 heat transfer temperature distribution channel flow Heat Transfer Measurement Techniques Transient heat transfer measurement techniques using Thermochromic Liquid Crystals (TLC) are nowadays one of the most popular techniques...
Journal Articles
Article Type: Technical Notes
J. Heat Transfer. October 2002, 124(5): 978–982.
Published Online: September 11, 2002
... Transfer Interferometry Measurement Techniques Temperature A laser interferometer can be used in a three dimensional temperature field to measure the average fluid temperature, integrated over the length of the phase object. Such beam-averaged measurements have been made for a variety of three...
Journal Articles
Article Type: Review Papers
J. Heat Transfer. April 2002, 124(2): 223–241.
Published Online: December 7, 2001
... devices integrated circuits optoelectronic devices Conduction Heat Transfer Interface Measurement Techniques Microscale Nanoscale Thin Films The last 50 years have witnessed the transformation of solid-state devices from objects of mere scientific curiosity to being at the heart of...