Washington State University

Robert F. Richards - Professor

The School of Mechanical and Materials Engineering

Robert F. Richards - Professor

Interdisciplinary Excellence Built On World-Class Knowledge

portrait
Robert F. Richards

Contact Information:

office EE/ME 149
telephone 509 335 8157
e-mail richards@mme.wsu.edu
Postal mail Robert F. Richards
School of Mechanical and Materials Engineering
Washington State University
PO BOX 642920
Pullman, WA 99164-2920

Joined MME in 1992;
Ph.D. in Mechanical Engineering from University of California at Irvine in 1990

Research Interests:

  • Heat transfer
  • Thermodynamics
  • Micro-electro-mechanical systems (MEMS)

Recent Publications:

  • Shamus Fanhe Meng, Franco Spadoni, Angelo Ivory, Robert Richards, “Very Low Cost Thermofluid Experiments via Vacuum Formed Plastic Hardware for Active Learning in the Classroom, iCEER2014, Hamilton, Ontario, Aug. 23-26, 2014
  • Kevin Clarke Muftah Elsahati, Robert Richards, “Experimental Measurements of the Thermal Conductivity of Nanoparticle Packed Beds,” ASME IMECE2013-64979, San Diego, CA, Nov. 15-21, 2013.
  • R.F. Richards, “Low-Cost, Hands-On Thermal and Fluid Experiments,” Frontiers of Engineering Education Symposium, National Academy of Engineering, Irvine, CA, Oct. 27-30, 2013.
  • H. Lee, C.D. Richards, R.F. Richards, "Experimental and Numerical Study of Microchannel Heater/Evaporators for Thermal Phase-Change Actuators", Sensors and Actuators A, DOI 10.1016/j.sna.2013.02.004, 2013.
  • A. Hamdan, F. Sahli, R Richards and C Richards, "Characterization of a dielectric microdroplet thermal interface material with dispersed nanoparticles", J. Nanoparticle Res., Vol. 14, no 9 DOI 10.1007/s11051-012-111-1, 2012
  • L. W. Weiss, C.D. Richards, R.F. Richards, "Power output and force generation by a MEMS phase change actuator", JMEMS, vol. 20, no. 6. Dec., 2011
  • A Hamdan, R Richards and C Richards, "Characterization of a liquid-metal microdroplets thermal interface material", Experimental and Thermal Fluid Science, DOI: 0.1016/j.expthermflusci.2011.04.012, 2011
  • A.R. McLanahan, C. Richards, R. Richards, "A dielectric liquid contact thermal switch with electrowetting actuation", J. Micromechanics and Microengineering, 21, 104009, 2011

Publications listed at Google Scholar:

First 100 Titles in citation order:
List format:
 Title (Link to document)
 Authors
 Source Publication
Cited by Year
Efficiency of energy conversion for devices containing a piezoelectric component
CD Richards, MJ Anderson, DF Bahr, RF Richards
Journal of Micromechanics and Microengineering 14, 717 , 2004
183 2004
Design, fabrication and testing of the P 3 micro heat engine
S Whalen, M Thompson, D Bahr, C Richards, R Richards
Sensors and Actuators A: Physical 104 (3), 290-298 , 2003
157 2003
Mechanical behavior of a carbon nanotube turf
SD Mesarovic, CM McCarter, DF Bahr, H Radhakrishnan, RF Richards, ...
Scripta materialia 56 (2), 157-160 , 2007
75 2007
Water vapor sorption measurements of common building materials
RF Richards, DM Burch, WC Thomas
TRANSACTIONS-AMERICAN SOCIETY OF HEATING REFRIGERATING AND AIR CONDITIONING ... , 1993
75 1993
Optimization of electromechanical coupling for a thin-film PZT membrane: I. Modeling
J Cho, M Anderson, R Richards, D Bahr, C Richards
Journal of Micromechanics and Microengineering 15 (10), 1797 , 2005
71 2005
Mechanical compliance of photolithographically defined vertically aligned carbon nanotube turf
CM McCarter, RF Richards, SD Mesarovic, CD Richards, DF Bahr, ...
Journal of materials science 41 (23), 7872-7878 , 2006
67 2006
A MEMS fabricated flexible electrode array for recording surface field potentials
BA Hollenberg, CD Richards, R Richards, DF Bahr, DM Rector
Journal of neuroscience methods 153 (1), 147-153 , 2006
62 2006
Optimization of electromechanical coupling for a thin-film PZT membrane: II. Experiment
J Cho, M Anderson, R Richards, D Bahr, C Richards
Journal of Micromechanics and Microengineering 15 (10), 1804 , 2005
62 2005
Power production by a dynamic micro heat engine with an integrated thermal switch
JH Cho, LW Weiss, CD Richards, DF Bahr, RF Richards
Journal of Micromechanics and Microengineering 17, S217 , 2007
43 2007
Efficiency of energy conversion by piezoelectrics
JH Cho, RF Richards, DF Bahr, CD Richards, MJ Anderson
Applied physics letters 89 (10), 4107 , 2006
40 2006
Fabrication and characterization of a thermal switch
J Cho, T Wiser, C Richards, D Bahr, R Richards
Sensors and Actuators A: Physical 133 (1), 55-63 , 2007
37 2007
Transient temperature measurements in a convectively cooled droplet
CD Richards, RF Richards
Experiments in Fluids 25 (5-6), 392-400 , 1998
36 1998
Thermocompression bonding of vertically aligned carbon nanotube turfs to metalized substrates
RD Johnson, DF Bahr, CD Richards, RF Richards, D McClain, J Green, ...
Nanotechnology 20 (6), 065703 , 2009
34 2009
Characterization of a dynamic micro heat engine with integrated thermal switch
LW Weiss, JH Cho, KE McNeil, CD Richards, DF Bahr, RF Richards
Journal of Micromechanics and Microengineering 16 (9), S262 , 2006
34 2006
Demonstration of an external combustion micro-heat engine
JH Cho, CS Lin, CD Richards, RF Richards, J Ahn, PD Ronney
Proceedings of the combustion institute 32 (2), 3099-3105 , 2009
32 2009
Evaluation of a thermal interface material fabricated using thermocompression bonding of carbon nanotube turf
A Hamdan, J Cho, R Johnson, J Jiao, D Bahr, R Richards, C Richards
Nanotechnology 21 (1), 015702 , 2010
29 2010
Evaluation of contacts for a MEMS thermal switch
J Cho, C Richards, D Bahr, J Jiao, R Richards
Journal of Micromechanics and Microengineering 18 (10), 105012 , 2008
29 2008
Piezoelectric micro-transducers, methods of use and manufacturing methods for same
RF Richards, D Bahr, C Richards
US Patent 7,235,914 , 2007
29 * 2007
High strain behavior of composite thin film piezoelectric membranes
I Demir, AL Olson, JL Skinner, CD Richards, RF Richards, DF Bahr
Microelectronic engineering 75 (1), 12-23 , 2004
25 2004
A facility for characterizing the dynamic mechanical behavior of thin membranes for microelectromechanical systems
JD Hall, NE Apperson, BT Crozier, C Xu, RF Richards, DF Bahr, ...
Review of scientific instruments 73 (5), 2067-2072 , 2002
25 2002
Turbulent forced convection heat transfer from a bottom heated open surface cavity
RF Richards, MF Young, JC Haiad
International journal of heat and mass transfer 30 (11), 2281-2287 , 1987
23 1987
Design of a micro heat engine
C Xu, J Hall, C Richards, D Bahr, R Richards
Proceedings of the ASME IMECE, MEMS 2, 261-268 , 2000
22 2000
Fire detection, location and heat release rate through inverse problem solution. Part I: Theory
RF Richards, BN Munk, OA Plumb
Fire safety journal 28 (4), 323-350 , 1997
22 1997
Electrostatic shielding in patterned carbon nanotube field emission arrays
D McClain, J Wu, N Tavan, J Jiao, CM McCarter, RF Richards, ...
The Journal of Physical Chemistry C 111 (20), 7514-7520 , 2007
20 2007
Thermal switch, methods of use and manufacturing methods for same
RF Richards, DF Bahr, C Richards
US Patent 7,411,792 , 2008
19 2008
Characterization and modeling of a microcapillary driven liquid–vapor phase-change membrane actuator
SA Whalen, CD Richards, DF Bahr, RF Richards
Sensors and Actuators A: Physical 134 (1), 201-212 , 2007
16 2007
Structural and electrical characterization of PZT on gold for micromachined piezoelectric membranes
MC Robinson, DJ Morris, PD Hayenga, JH Cho, CD Richards, ...
Applied Physics A 85 (2), 135-140 , 2006
16 2006
Development of an economical video based fire detection and location system
OA Plumb, RF Richards
US Department of Commerce, Technology Administration , 1996
16 1996
Power output force generation by a mems phase change actuator
LW Weiss, CD Richards, RF Richards
Microelectromechanical Systems, Journal of 20 (6), 1287-1297 , 2011
15 2011
Cyclic operation of a MEMS-based resonant micro heat engine: experiment and model
H Bardaweel, R Richards, C Richards, M Anderson
Journal of applied physics 107 (10), 104901 , 2010
13 2010
Characterization of a liquid–metal microdroplet thermal interface material
A Hamdan, A McLanahan, R Richards, C Richards
Experimental Thermal and Fluid Science 35 (7), 1250-1254 , 2011
12 2011
Characterization and modeling of the dynamic behavior of a liquid–vapor phase change actuator
HK Bardaweel, MJ Anderson, LW Weiss, RF Richards, CD Richards
Sensors and Actuators A: physical 149 (2), 284-291 , 2009
12 2009
Influence of structure and chemistry on piezoelectric properties of lead zirconate titanate in a microelectromechanical systems power generation application
LMR Eakins, BW Olson, CD Richards, RF Richards, DF Bahr
Journal of materials research 18 (09), 2079-2086 , 2003
12 2003
Optimization of the dynamic and thermal performance of a resonant micro heat engine
HK Bardaweel, MJ Anderson, RF Richards, CD Richards
Journal of Micromechanics and Microengineering 18 (10), 104014 , 2008
11 2008
A facility for characterizing the steady-state and dynamic thermal performance of microelectromechanical system thermal switches
JH Cho, CD Richards, RF Richards
Review of Scientific Instruments 79 (3), 034901 , 2008
11 2008
Micro-Transducer and Thermal Switch for Same
R Richards, D Bahr, C Richards
US Patent App. 10/579,145 , 2004
10 2004
Microstructural characterization and mechanical reliability of interfaces in piezoelectric based microelectromechanical systems
LMR Eakins, BW Olson, CD Richards, RF Richards, DF Bahr
Thin Solid Films 441 (1), 180-186 , 2003
10 2003
Fabrication and characterization of a liquid-metal micro-droplet thermal switch
AO Christensen, JP Jacob, CD Richards, DF Bahr, RF Richards
TRANSDUCERS, Solid-State Sensors, Actuators and Microsystems, 12th ... , 2003
10 2003
MEMS power- The p 3 system
CD Richards, DF Bahr, CG Xu, RF Richards
IECEC- 36 th Intersociety Energy Conversion Engineering Conference, 803-814 , 2001
10 2001
Fire detection, location and heat release rate through inverse problem solution. Part II: Experiment
RF Richards, RT Ribail, AW Bakkom, OA Plumb
Fire safety journal 28 (4), 351-378 , 1997
10 1997
The effect of design and process parameters on electromechanical coupling for a thin-film PZT membrane
O Al-Hattamleh, J Cho, RF Richards, DF Bahr, CD Richards
Microelectromechanical Systems, Journal of 15 (6), 1715-1725 , 2006
9 2006
Effect of gap thickness on a rectangular-cell compound-honeycomb solar collector
HZ Abou-Ziyan, RF Richards
Solar energy 60 (5), 271-280 , 1997
9 1997
A dielectric liquid contact thermal switch with electrowetting actuation
AR McLanahan, CD Richards, RF Richards
Journal of Micromechanics and Microengineering 21 (10), 104009 , 2011
8 2011
Low frequency operation of the P3 micro heat engine
SA Whalen, MR Thompson, CD Richards, DF Bahr, RF Richards
ASME 2002 International Mechanical Engineering Congress and Exposition, 469-476 , 2002
8 2002
Nonlinear vibrations of a pre-stressed laminated thin plate
OI Crabtree, SD Mesarovic, RF Richards, DF Bahr, CD Richards
International journal of mechanical sciences 48 (4), 451-459 , 2006
7 2006
Fatigue and fracture in membranes for MEMS power generation
DF Bahr, BT Crozier, CD Richards, RF Richards
Symposium on Mechanical Properties of Structural Films, Orlando, FL, 28-36 , 2001
7 2001
The P^ 3 Micro Power Generation System
C Richards, D Bahr, CG Xu, R Richards
ASME-PUBLICATIONS-HTD 369, 425-436 , 2001
7 2001
Effect of nongray gas radiation on thermal stability in carbon dioxide
JE Hutchison, RF Richards
Journal of thermophysics and heat transfer 13 (1), 25-32 , 1999
7 1999
The measurement of droplet temperature using thermochromic liquid crystals
D Peterson, SH Hu, CD Richards, RF Richards
American Society of Mechanical Engineers, New York, NY (United States) , 1995
7 1995
Optimization of film stresses utilized in composite piezoelectric membrane microgenerators
MS Kennedy, M Zosel, CD Richards, RF Richards, DF Bahr, KW Hipps, ...
MATERIALS RESEARCH SOCIETY SYMPOSIUM PROCEEDINGS 795, 503-508 , 2004
6 2004
A Micro Heat Engine for MEMS Power
CD Richards, DF Bahr, RF Richards
American Society of Mechanical Engineers, Fluids Engineering Division ... , 2002
6 2002
Residual stress control to optimize PZT MEMS performance
MS Kennedy, DF Bahr, CD Richards, RF Richards
MRS Proceedings 741, J5. 37 , 2002
6 2002
MEMS-based resonant heat engine: scaling analysis
H Bardaweel, BS Preetham, R Richards, C Richards, M Anderson
Microsystem technologies 17 (8), 1251-1261 , 2011
5 2011
Design and characterization of a MEMS thermal switch
JH Cho, CD Richards, J Jiao, DF Bahr, RF Richards
Proceedings of the solid-state sensors, actuators, and microsystems workshop , 2006
5 2006
Effect of diameter on electron field emission of carbon nanotube bundles
D McClain, M DeRoss, N Tavan, J Jiao, CM McCarter, RF Richards, ...
MRS Proceedings 901, 0901-Ra16-52-Rb16-52 , 2005
5 2005
Characterization of a liquid-vapor phase-change actuator
SA Whalen, DF Bahr, CD Richards, RF Richards
ASME 2005 International Mechanical Engineering Congress and Exposition, 751-761 , 2005
5 2005
Optimum heat rejection temperatures for spacecraft heat pumps
DK Edwards, RF Richards
Journal of spacecraft and Rockets 26 (5), 303-307 , 1989
5 1989
Experimental and numerical study of evaporating flow heat transfer in micro-channel
HK Lee, CD Richards, RF Richards
ASME 2007 International Mechanical Engineering Congress and Exposition, 447-454 , 2007
4 2007
A MEMS-Based Micro Heat Engine With Integrated Thermal Switch
LW Weiss, JH Cho, DJ Morris, DF Bahr, CD Richards, RF Richards
ASME 2006 International Mechanical Engineering Congress and Exposition, 25-29 , 2006
4 2006
A Comparison of piezoelectric materials for MEMS power generation
H Bardaweel, O Al Hattamleh, R Richards, D Bahr, C Richards
Proceedings of the 6th international workshop on micro and nanotechnology ... , 2006
4 2006
Synthesis and Microanalysis of Aligned Carbon Nanotube Arrays
D McClain, L Dong, C Pan, J Jiao, C McCarter, D Bahr, C Richards, ...
Microscopy and Microanalysis 11 (S02), 1920-1921 , 2005
4 2005
Spatially dependent mechanical properties of rat whiskers for tactile sensing
EK Herzog, DF Bahr, CD Richards, RF Richards, DM Rector
MRS Proceedings 844, Y3. 6/R3. 6 , 2004
4 2004
Influence of structure and chemistry on piezoelectric properties of PZT in a MEMS power generation application
LMR Eakins, DE Eakins, CD Richards, MG Norton, RF Richards, DF Bahr
MATERIALS RESEARCH SOCIETY SYMPOSIUM PROCEEDINGS 751, 139-144 , 2003
4 2003
Fabrication and Characterization of a Liquid-Metal Micro-Droplet Array for Use as a Thermal Switch
AO Christensen, JP Jacob, CD Richards, DF Bahr, RF Richards
ASME 2003 Heat Transfer Summer Conference, 97-100 , 2003
4 2003
Effect of boundary radiation on thermal stabilitv in horizontal layers
RF Richards, DK Edwards
International journal of heat and mass transfer 32 (1), 81-86 , 1989
4 1989
A comparison of piezoelectric and electrostatic electromechanical coupling for ultrasonic transduction and power generation
MJ Anderson, JH Cho, CD Richards, DF Bahr, RF Richards
Ultrasonics Symposium, 2005 IEEE 2, 950-955 , 2005
3 2005
Evaporative Heat Transfer from Ten-Micron Micro-Channels
TA Quy, DA Carpenter, CD Richards, DF Bahr, RF Richards
ASME 2005 International Mechanical Engineering Congress and Exposition, 707-710 , 2005
3 2005
Fracture of piezoelectric MEMS structures
DF Bahr, AL Olson, MS Kennedy, KR Morasch, CD Richards, RF Richards
Proc. 11th International Conference on Fracture-ICF11, Turin, Italy , 2005
3 2005
Analysis of micromachined PZT membranes for MEMS power
JH Cho, MJ Anderson, DF Richards, DF Bahr, CD Richards
Proceedings of Nanotech’04 1, 382-385 , 2004
3 2004
Integrity of Individual Development: Watering Down the IDA
R Richards
Geo. J. Gender & L. 4, 919 , 2002
3 2002
Characterization of a Piezoelectric Membrane for MEMS Power
K Bruce, R Richards, D Bahr, C Richards
Proceedings of ASME International Mechanical Engineering Congress and ... , 2001
3 2001
Convective cooling of a suspended water droplet
CD Richards, RF Richards
Journal of Heat Transfer 119 (2), 208-208 , 1997
3 1997
Thermal stability of a diathermanous fluid in a multi-layer system with partially transparent radiating boundaries
RF Richards
International journal of heat and mass transfer 37 (14), 2101-2111 , 1994
3 1994
Characterization of a dielectric microdroplet thermal interface material with dispersed nanoparticles
A Hamdan, F Sahli, R Richards, C Richards
Journal of Nanoparticle Research 14 (9), 1-8 , 2012
2 2012
5E-5 Generated Power Characterization of Piezoelectrics with Electromechanical Coupling Coefficient and Quality Factor
JH Cho, RF Richards, DF Bahr, CD Richards, MJ Anderson
Ultrasonics Symposium, 2006. IEEE, 485-488 , 2006
2 2006
Dynamic Operation of a MEMS Thermal Switch
JH Cho, CD Richards, DF Bahr, RF Richards, J Jiao
ASME 2006 International Mechanical Engineering Congress and Exposition, 655-660 , 2006
2 2006
Experimental and Numerical Study of Evaporative Heat Transfer From Ten-Micro Microchannels
H Lee, TA Quy, CD Richards, DF Bahr, RF Richards
ASME 2006 International Mechanical Engineering Congress and Exposition, 371-375 , 2006
2 2006
Characterization and modeling of a liquid-vapor phase change membrane actuator with an integrated SU-8 micro capillary wicking structure
SA Whalen, SY Won, RF Richards, DF Bahr, CD Richards
Solid-State Sensors, Actuators and Microsystems, 2005. Digest of Technical ... , 2005
2 2005
Design, Fabrication, and Testing of a Micro Heat Engine
M Thompson, S Whalen, C Richards, D Bahr, R Richards
AIAA Nanotech , 2002
2 2002
Relationships between microstructure and reliability in PZT MEMS
BW Olson, LM Randall, CD Richards, RF Richards, DF Bahr
MRS Proceedings 666, F6. 1 , 2001
2 2001
Estimating the temperature profile in a participating cylindrical medium by inverse analysis
K Padakannaya, RF Richards, OA Plumb
American Society of Mechanical Engineers, New York, NY (United States) , 1995
2 1995
Experimental and numerical study of microchannel heater/evaporators for thermal phase-change actuators
HK Lee, CD Richards, RF Richards
Sensors and Actuators A: Physical 195, 7-20 , 2013
1 2013
Characterization of the thermodynamic cycle of a MEMS-based external combustion resonant engine
H Bardaweel, R Richards, C Richards, M Anderson
Microsystem technologies 18 (6), 693-701 , 2012
1 2012
A Resonant Air-Standard Heat Engine
C Richards, R Richards, H Bardaweel, M Anderson
ASME 2010 International Mechanical Engineering Congress and Exposition, 1009 ... , 2010
1 2010
Thermodynamic characterization and scaling of a MEMS heat engine
H Bardaweel, R Richards, M Anderson, C Richards
Proceedings of the 9th International Workshop on Micro and Nanotechnology ... , 2009
1 2009
Lumped Parameter Analysis of an Enclosed Incompressible Squeeze Film and a Central Gas Bubble
M Anderson, C Richards, R Richards, D Bahr
Journal of Fluids Engineering 130 (2), 021303 , 2008
1 2008
Design and development of metal–polymer film systems for flexible electrodes used in cortical mapping
JD Yeager, DF Bahr, CD Richards, RF Richards, DM Rector
Medical Device Materials IV: Proceedings of the Materials & Processes for ... , 2008
1 2008
Development of noncontact spring constant measurement and deflection characterization of piezoelectric devices
JH Cho, RF Richards, DF Bahr, CD Richards
Journal of applied physics 101 (4), 044104 , 2007
1 2007
Characterization of an external combustion dynamic micro heat engine
LW Weiss, KE McNeil, DF Bahr, CD Richards, RF Richards
PowerMEMS Workshop, Tokyo, Japan, 29-32 , 2005
1 2005
Operation and Testing of a Micro Heat Engine
S Whalen, R Richards, D Bahr, C Richards
Nanotech , 2003
1 2003
The Mechanical behavior of a micromachined PZT membrane
I Demir, RF Richards, DF Bahr, CD Richards
ASME 2003 International Mechanical Engineering Congress and Exposition, 241-245 , 2003
1 2003
Characterization of the Thermodynamic Working Cycle in a MEMS-Based Micro Heat Engine
SA Whalen, LW Weiss, CD Richards, DF Bahr, RF Richards
ASME 2003 International Mechanical Engineering Congress and Exposition, 701-707 , 2003
1 2003
Fracture behavior of thin film PZT on silicon MEMS and membranes
AL Olson, JL Skinner, DF Bahr, CD Richards, RF Richards
MRS Proceedings 750, Y8. 27 , 2002
1 2002
A Piezoelectric Membrane Generator for MEMS Power
J Skinner, A Olson, D Bahr, C Richards, R Richards
A Collection of Technical Papers: Nanotech-2002: Houston, Texas, 9-12 ... , 2002
1 2002
Electro-Mechanical Coupling and Power Generation in a Pzt Micro-Engine
DF Bahr, KR Bruce, BW Olson, LM Eakins, CD Richards, RF Richards
MRS Proceedings 687, B4. 3 , 2001
1 2001
Defects and Failure Modes in PZT Films for a MEMS Microengine
DF Bahr, BT Crozier, CD Richards, RF Richards
MRS Proceedings 657, EE4. 4 , 2000
1 2000
Thermal stability in stacked horizontal fluid layers with partially transparent radiating boundaries
RF Richards
1 1990
A remote access laboratory for fluids education in mechanical engineering
G Ellis, R Richards, C Richards
iCEER, Hamilton, Quebec , 2014
  2014
Experimental Measurements of the Thermal Conductivity of Nanoparticle Packed Beds
K Clarke, M Elsahati, RF Richards
ASME 2013 International Mechanical Engineering Congress and Exposition ... , 2013
  2013
4000-FRACTURE OF PIEZOELECTRIC MEMS STRUCTURES
DF Bahr, AL Olson, MS Kennedy, KR Morasch, CD Richards, RF Richards
ICF11, Italy 2005 , 2013
  2013

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