Prof Alex Slocum

MASSACHUSETTS INSTITUTE OF TECHNOLOGY
DEPARTMENT OF MECHANICAL ENGINEERING

Head of Precision Engineering Research Group
Prof. A. H. Slocum
slocum@mit.edu

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INTERESTS:
  »RESEARCH
  »TEACHING
EXPERIENCE:
  »EDUCATION
  »EMPLOYMENT
  » M.I.T. APPOINTMENTS
  »CONSULTING
SERVICE:
  »COMMITTEES
  »PROFESSIONAL SERVICE
AWARDS/PATENTS/PRODUCTS:
  »AWARDS OR HONORS
  »ORGANIZATION MEMBERSHIP
  »PATENTS
  »PRODUCTS, PROCESSES, ETC..
PUBLICATION & LECTURES:
  »BOOKS
  »PAPERS IN REFEREED JOURNALS
  »PROCEEDINGS OF CONFERENCES

  »OTHER PUBLICATIONS
  »LECTURES

RESEARCH INTERESTS:
Precision Engineering; Machine Design; Product Design; Going faster on my snowboard

TEACHING INTERESTS:
Precision Machine Design; Design; Urban Design Corps; Snowboarding

EDUCATION:

School Degree Date
M.I.T. S.B., M.E June 1982
M.I.T. S.M., M.E Jan. 1983
M.I.T. Ph.D., M.E.
Thesis:  Sensor System Design to Determine Position and Orientation of Articulated Structures
June 1985


EMPLOYMENT:

Employer Position Beginning End
NIST Mechanical Engineer June 1982 Sept. 1986
Cranfield Inst. Tech. Visiting Professor Oct. 1989 Oct.1990


HISTORY OF M.I.T. APPOINTMENTS:

Rank: Beginning End
Assistant Professor (CE) Sept. 1985 July 1989
Assistant Professor (ME) July 1991 July 1992
Associate Professor (ME) July 1992 July 1995
Associate Professor (ME, tenured) July 1995 July 1998
Professor July 1998 Universe collapse


CONSULTING RECORD:

Firm Beginning End
NIST Sep.1985 Aug. 1997
Makino Machine Tool Corp. Feb. 1989 June 1995
CPE Ltd. Oct. 1989 Oct. 1990
NSK Corp Nov. 1989 Jan. 1992
K. Jung GmbH Mar. 1990 Aug. 1996
Polaroid Corp. Oct. 1990 Aug. 1996
Wilbanks International Oct. 1990 June 1995
Litton Landis Oct. 1990 Sept. 1993
THK Corp. Nov. 1990 Jan. 1992
Southern Cross Corp. Jan. 1991 Jan. 1992
Thomson Industries July 1991 Aug. 1997
Department of Justice Jan. 1992 Dec. 1992
Sematech Apr. 1992 June 1996
Silicon Valley Group Aug. 1992 Aug. 1995
Weldon Machine Tool Co. July 1992 July 1992
Kulicke & Soffa Nov. 1992 Jan. 1994
Nikon Corp. June 1993 Aug. 1995
Cummins Engine May 1994 Aug. 1995
Society for Manufacturing Engineers Jan. 1994 Present
Teradyne, Inc. June 1995 Present
Applied Materials Aug. 1995 Aug. 1997
ETEC Corp. Aug. 1996 Aug. 1996
Walt Disney Corp. Jan. 1995 Aug. 1997
Weil, Gotshal & Manges LLP Jan. 1996 April 1988


DEPARTMENT AND INSTITUTE COMMITTEES, OTHER ASSIGNED DUTIES:

Activity Beginning End
Inst. Comm. on Design in UG Education Feb. 1987 June 1988
Inst. UG Admissions Folder Reader Jan. l987 Present
Inst. Committee on the Hobby Shop July 1989 June 1997
Chairman, Inst. Committee -- Hobby Shop June 1997 Present
Dept. Committee on Graduate Curricula Oct. 1992 July 1996
Dept. Faculty Search Committee Jan. 1993 June 1993
Dept. Support Staff Cost Committee Mar. 1994 May 1994
Pi Tau Sigma Faculty Advisor May 1994 Present
Dept. Faculty Search Committee Jan. 1995 June 1995
Leader, OME 2nd Summer Design Program Jan. 1996 Present
Educational Council June 1996 Present
ME Strategic Planning Committee Sept. 1996 Present
ME Design Faculty Search Committee Jan. 1997 June 1998
Designated Course Professors Committee Sept. 1997 Present
ME Design Faculty Search Committee Jan. 1998 Present


PROFESSIONAL SERVICE:

Professional Service: Committee Dates
Office of Secretary of Defense - Foreign Strategic Trade June 1990 Present
Department of Justice - Bearing Tariffs Jan.1992 Dec.1992
NIST Technology Assessment June 1986 Aug. 1997
Amer. Soc. Precision Eng. - Nominations May 1997 Present
National Science Foundation - Review panel June 1991 Present


AWARDS OR HONORS RECEIVED

  1. U.S. DoC                      Development of an Advanced Robot Gripper               1984
  2. U.S. DoC                      Outstanding Performance Rating                                     1985
  3. SME                             Outstanding Contribution to FMS                                   1986
  4. U.S. DoC                      Outstanding Performance Rating                                     l986
  5. U.S. DoC                      Outstanding Performance Rating                                     l986
  6. U.S. DoC                      Development of Robotic Micromanipulator                   l986
  7. U.S. DoC                      Robot End Effector patent                                         l986
  8. U.S. DoC                      Robotic Micromanipulator Patent                                    l986
  9. SME                             Outstanding Contribution to Robotics                            1986
  10. U.S. DoC                      Bronze Medal Award for Federal Service       .               1986
  11. NSF                              Presidential Young Investigator                                       1987
  12. Royal Society              Visiting Scholar Fellowship                                              1988
  13. Oak Ridge                    Offsite Research Fellowship                                             1988
  14. SME Earl E. Walker    Outstanding Young Manufacturing Engineer Award 1993
  15. ASCE 1994                  Thomas Fitch Rowland Prize
  16. 1994 R&D 100 Award for one of 100 best new technical products of the year (ShearDamper™)
  17. 1994 International Machine Tool Show "Best of Show" award for development of Weldon Machine Tool’s 1632 Gold Cylindrical Grinder (it used Slocum’s hydrostatic bearings and ShearDamper technology).
  18. 1994 R&D 100 Award for one of 100 best new technical products of the year (HydroGuide™)
  19. 1995 R&D 100 Award for one of 100 best new technical products of the year (HydroSpindle™)
  20. 1996 R&D 100 Award for one of 100 best new technical products of the year (TurboTool™ Ultra-High Speed Spindle)
  21. SME 1997 SME Frederick W. Taylor Research Medal
  22. 1997 R&D 100 Award -one of 100 best new technical products of the yr. (Machining Variation Analysis)
  23. 1997 R&D 100 Award-- one of 100 best new technical products of the yr. (ShieldBeam™ Contactor)
  24. 1997 R&D 100 Award-- one of 100 best new technical products of the yr. (Kinematic Docking System)
  25. 1998 R&D 100 Award-- one of 100 best new technical products of the yr. (Q-Tool™)


CURRENT ORGANIZATION MEMBERSHIP:


  »American Society of Mechanical Engineers, Associate Member
  »Society of Manufacturing Engineers, Member
  »American Society for Precision Engineering, Member


PATENTS AND PATENT APPLICATIONS PENDING

U.S. Issued

  1. A. Slocum, "Mechanism for Determining Position and Orientation in Space, "4,606,696, August 19, 1986.
  2. A. Slocum, "Mechanism for Determining Position and Orientation in Space, 4,676,002, June 30, 1987.
  3. A. Slocum, J. Peris, "Method and Mechanism for Fixturing Objects," 4,685,661, August 11, 1987.
  4. A. Slocum, J. Peris, L. Greenspan, "Robotic Micromanipulator," 4,694,230, September 15, 1987.
  5. A. Slocum, P. Jurgens," Double End Effector", 4,765,668, June 23, 1988.
  6. A. Slocum, "Inclined Contact Recirculating Roller Bearing," 4,765,754, June 23, 1988 (NIST).
  7. A. Slocum, "Method and Mechanism for Converting Rotary to Linear Motion,"4,836,042, June 6, 1989.
  8. A. Slocum, "Multiple Actuator Hydraulic System & Rotary Control Valve," 4,838,145, June 13, 1989.
  9. E. Heatzig, A. Slocum, "Multi-Axis DSP-Based Parallel Processing Servo Controller for Machine Tools and Robots," #4,878,002, October 31, 1989.
  10. A. Slocum, D. Thurston, "System to Provide High Speed, High Accuracy Motion," 4,987,526, Jan. 22, 1991.
  11. Z. Saidin, A. Slocum, "Brushless Motor Control Method and Device," 5,023,528, June 11, 1991.
  12. A. Slocum, "System to Convert Rotary Motion to Linear Motion," #5,090,265, Feb. 25, 1992.
  13. A. Slocum, "Self Compensating Hydrostatic Linear Bearing," #5,104,237, April 14, 1992.
  14. A. Slocum, "Self -Compensating Hydrostatic Bearings for Supporting Round Shafts for Rotary and/or Linear Motion," #5,281,032, February 20, 1994.
  15. Slocum, "High Speed Hydrostatic Spindle", #5,466,071, Nov. 1995.
  16. A. Slocum, "Machine Tool Apparatus and Linear Motion Track Therefore," #5,472,367, Dec. 5, 1995
  17. A. Devitt, A. Slocum, "Method for Manufacturing Externally Pressurized Bearing Assemblies", #5,488,771, Feb. 6, 1996.
  18. A. Slocum, K. Wasson, "Low Profile Self Compensated Hydrostatic Thrust Bearing", #5,533,814, July 1996.
  19. A.Slocum, "Slit-Tube Replicated In-Place Constrained Layer Damper and Method", #5,667,204, September 1997.
  20. A. Slocum, D. Braunstein, L. Muller, "Flexural Kinematic Couplings", #5,678, 944, October 1997.
  21. N. Kane, A. H. Slocum, "Elastically Supported Self-Compensating Flow Restrictors for Optimizing Hydrostatic Bearing Performance", #5,484,208, Jan. 1996.
  22. A. Slocum, "Method and Apparatus for Locating and Orienting a Part on a Gripper and Transferring it to a Tool while Maintaining Location and Orientation on the Tools", 5,711647, January1998.
  23. A. Slocum, Todd Solomon, "Robotic Joint Using Metal Bands", # 5,682,795, December 1997.
  24. K.L. Wasson & A.H. Slocum, "Integrated Shaft Self-Compensating Hydrostatic Bearing", #5,700,092, Dec. 23 1997.
  25. A. Slocum, K. Wasson, "Tooling System and Method with Integral Hydrostatic Bearings and Turbine Power Source", #5,674,032, Oct. 7, 1997.
  26. A. Slocum, "Method and Apparatus for Damping Bending Vibrations While Achieving Temperature Control in Beams and Related Structures", #5,743,326.
  27. A. Slocum, "Kinematic Coupling Fluid Couplings and Method", #5,683,118.
  28. Slocum, S. Ziegenhagen, R. Slocum, L. Muller, "Integrated Circuit Tray with Flexural Bearings", #5,758,776, June 2, 1998.

U.S. Pending Patents

  1. A. Slocum, E. Marsh, D. Smith, "Replicated-in-place Internal Viscous Shear Damper for Machine Structures and Components"
  2. Slocum, C. Ho, "Modular Storage System, Components, Accessories, And Applications To Structural Systems And Toy Construction Sets And The Like"
  3. Slocum, N. Kane, "Modular Profile Rail Hydrostatic Bearing"
  4. Slocum, M. Culpepper, "Debris Cleaner with Compound Auger and Vacuum Pickup"
  5. Slocum, D. Braunstein, "Kinematic Coupling System and Methods for Thin Plates and Sheets and the Like"
  6. Slocum, S. Kiani, C. Hochmuth, R. Vallance, "Multi-Stage Telescoping Structure"
  7. Slocum, "Variable Pitch Leadscrew-Based Tray Spacing System"
  8. Slocum, "Kinematic Coupling Method And System For Aligning Sand Mold Cores And The Like And Other Soft Objects And Surfaces"
  9. Slocum, S. Ziegenhagen, "High Frequency Electrical Contactor"
  10. M. Van Doren, A. Slocum, "Multi-Stage Telescoping Robot"
  11. M. Van Doren, A. Slocum, "Wafer Gripper"
  12. M. Van Doren, A. Slocum, "Concentric Dual Elbow"
  13. Pfahnl, A. Slocum, "Heat-Transfer Enhancing Features for Semiconductor Carriers and Devices"
  14. Slocum, "Method For Preparing, Presenting, And Testing Integrated Circuits With Ball Grid Array Contacts"
  15. Pfahnl, A. Slocum, "Screw-Conveyor Buffer Chamber with Thermal Conditioning Capability" (in preparation)
  16. Pfahnl, A. Slocum, "Temperature Control of a Semiconductor Electrical-Test Contactor Assembly" (in preparation)
  17. S. Nayfeh, A. Slocum, "Differential Leadscrew Drive" (in preparation)
  18. S. Nayfeh, A. Slocum, "A Method for Increasing the Damping in Leadscrew Drives" (in preparation)


MAJOR NEW PRODUCTS, PROCESSES, DESIGN, OR SYSTEMS:

  »Proposed to SEMI/Sematech a new standard for locating 300 mm wafer cassettes. Led the formulation and implementation of the standard, which is now in use by all companies for 300 mm semiconductor wafer cassettes and interfaces (SEMI E57-1296 Kinematic Coupling)

  »OMAX Jet Machining Center.

  »Weldon 1632 Gold Grinder

  »International Machine Tool Show (IMTS:"Best of Show" award for development Weldon Machine Tool’s 1632 Gold Cylindrical Grinder (it used Slocum’s hydrostatic bearings and ShearDamper technology) Sept. 1994.

  »TurboTool Ultra-High Speed Spindle, R&D 100 Award for one of 100 best new technical products of the year, June 1997.

  »Machining Variation Analysis, R&D 100 Award for one of 100 best technical products of the year, June 1997.

  »ShieldBeam Contactor, R&D 100 Award for one of 100 best new technical products of the year, June 1997.

  »Kinematic Docking System, R&D 100 Award for one of 100 best new technical products of the year , June 1997.

  »Executive Producer for inner-city kids’ rap group Mental Block, their first CD entitled, "IF".


BOOKS:

Slocum, A. H., Precision Machine Design, © 1992, Prentice Hall, Englewood Cliffs N.J.


PAPERS IN REFEREED JOURNALS:

1) McClintock, F. A., Slocum, A. H., "Predicting Fully Plastic Mode II Crack Growth from an Asymmetric Weld Defect," International Jrl. of Fracture Vol. 27, 1985, pp 49-62.

2) Slocum, A. H., "Design to Limit Thermal Effects on Linear Motion Bearing Components," Int. Jrl. Machine Tool Design, Vol. 27, No. 2, 1987, pp 239-245.

3) Slocum, A. H., Greenspan, L., Peris, J.P., "Design and Implementation of a Five Axis Robotic Micro-manipulator," Int. Jrl. Machine Tool Design, Vol. 28, No. 2, 1988, pp 131-141.

4) Slocum, A. H., "Development of a Six Degree-of-Freedom Position and Orientation Sensing Device: Design Theory and Testing," Int. Jrl. Machine Tool Design , Vol. 28, No. 2, 1988, pp 131-139.

5) Slocum, A. H. "Kinematic Couplings for Precision Fixturing - Part I - Formulation of Design Parameters," Precision Eng., Vol. 10, No. 2, April 1988, pp 85-91.

6) Slocum, A. H. and Donmez, A., "Kinematic Couplings for Precision Fixturing - Part II - Experimental Determination of Repeatability and Stiffness," Precision Eng., Vol. 10, No. 3, July 1988, pp 115-122.

7) *Slocum, A. H. and Schena, B., "Blockbot: A Robot to Automate Construction of Cement Block Walls," Robotics, Vol. 4, 1988, pp 111-129.

8) *Slocum, A. H. and Ziegler, A., "An Automated Shear Stud Welding System," Jrl. Robotics and Autonomous Systems, Vol. 6, 1990, pp 367-382.

9) Slocum, A. H. "Design of Three-Groove Kinematic Couplings," Precision Eng., Vol. 14, No. 2, April 1992, pp 67-76.

10) *Everett, J. G., and Slocum, A. H. "CRANIUM: Device for Improving Crane Safety and Productivity," ASCE Jrl. Construction Engineering and Management, 1994, 119 (1), pp 1-17. Received the ASCE 1994 Thomas Fitch Rowland Prize.

11) *Battles, A.E., Linder, B. M., Chang, K.W., Slocum, A.H., "The Design of a Precision Bilaminar Resonating Transducer Assembly Tool", Precision Eng., Vol. 15, No. 4, Oct. 1993, pp 248-257.

12) *Slocum, A. H., Marsh, E.R., Douglas H. Smith, "A New Damper Design for Machine Tools and Components: "The Replicated Internal Viscous Damper," Precision Eng, Vol. 16, No. 3, June. 1994, pp 174-183.

13) *Slocum, A.H., Scagnetti, P.E., Kane, N.R., Brünnner, C., "Design of Self Compensated Water-Hydrostatic Bearings", Precision Eng., Vol. 17, No. 3, 1995, pp 173-185.

14) *Smith, M.H., Annaswamy, A.M., Slocum, A.H., "Adaptive Control Strategies for a Precision Machine Tool Axis", Precision Engineering, Vol. 17, No. 3, 1995, pp. 192-206.

15) *Hale, L.C., Slocum, A.H., "Design of Anti-Backlash Transmissions for Precision Position Control Systems", Precision Eng., Vol. 16, No. 4, Oct. 1994, pp. 244-258.

16) *M. Van Doren. and A. Slocum, "Design and Implementation of a Precision Material Handling Robot Control System," International Journal of Machine Tools and Manufacture: Design, Research, and Application, Vol. 35, No. 7, July 1995, pp. 1003-1014.

17) *Marsh, E.R., Slocum, A.H., "An Integrated Approach to Structural Damping," Precision Eng., Vol. 18, Nos. 2/3, 1996, pp 103-109.

18) Schmiechen P., Slocum, A.H., "Analysis of Kinematic Systems: a Generalized Approach", Precision Eng., Vol. 19, No. 1, July 1996, pp. 11-18.


PROCEEDINGS OF REFEREED CONFERENCES:

1) Slocum, A. H., "Development of a Flexible Automated Fixturing System," SME Conf. Advanced Machining Technology for Cells and FMS, SME Technical paper MR86-126, Feb. 1986.

2) Slocum, A. H., "Development of the Integrated Construction Automation Design Methodology," SME Robots in Education, August 1986.

3) *Slocum, A. H., Hou, B., "Conceptual Design of Automated Systems for Underground Emplacement and Retrieval of Nuclear Waste," Second International Conference on Innovative Mining Systems, University Park, PA, Oct. 1986.

4) Slocum, A. H., "Design and Implementation of a Five Axis Robotic Micromanipulator," ASME WAM, Anaheim, CA, Dec. 1986.

5) Slocum, A. H., "A Servo-Controlled Pneumatic Double Gripper with Changeable Fingers," ASME WAM, Anaheim, CA, Dec.1986.

6) *Slocum, A. H., Demsetz, L.A., Levy, D.H., Schena, B. , Ziegler, A., "Construction Automation Research at the Massachusetts Institute of Technology," Third Int. Symposium on Construction Robotics, Haifa, Israel, June l987.

7) *Demsetz, L.A., Slocum, A.H., "Automated Construction of Partition Wall Framework," ASME Winter Annual Meeting, Boston, MA, Dec. 1987

8) "Magnetic Bearings for Precision Linear Slides," SPIE Annual Meeting, Los Angeles, CA, Jan. 1988.

9) *Tamar, F., Slocum, A.H., "Issues in Development and Application of Conventional and Knowledge-Based Software Systems," Conference on Liability for Imperfect Software, sponsored by Franklin Pierce Law Center, Cambridge, MA, Jan. 1988.

10) Slocum, A.H., Eisenhauer, D., "Design Considerations for Angstrom Resolution Machines (ARMs)," NASA Conference on Magnetic Suspension Technology, Hampton, VA, Feb. 1988.

11) *Damazo, B.N., Slocum, A.H., "A Laser Interferometer Based Accelerometer Calibrator," SPIE OPTCON 1988 Precision Instrument Design Section, San Jose, CA.

12) *Thurston, D.L., Slocum, A.H., "Kinematic Transmission Design for the Atomic Resolution Measuring Machine (ARMM)," SPIE OPTCON 1988 Precision Instrument Design Section, San Jose, CA.

13) Slocum, A.H., "A Replicated Self-Coupling Hydrostatic Leadscrew for Sub-Micron Applications," Proc. of the 1990 IMTS, Chicago IL, SME technical paper MS90-320.

14) *Trumper, D.L., Slocum, A.H., "Five-Degree-of-Freedom Control of an Ultra-Precision Magnetically-Suspended Linear Bearings," NASA Conference on Magnetic Suspension Technology, Hampton, VA, Sept. 1990.

15) *Wasson, K.L., Lienhard, J.H. V, Slocum, A.H., "Thermal Performance of Hydrostatic Radial Bearings for Precision Machine Tool Applications," ASME WAM, Nov. 1993.

*Nayfeh, S, Slocum A.H., "Flexural Vibration of a Viscoelastic Sandwich Beam in its Plane of Lamination," to appear at the ASME 16th Biennial Conference on Vibration and Noise.

A. C. Pfahnl, J. H. Lienhard V, A. H. Slocum, "Temperature Control of a Handler Test Interface," International Test Conference, Washington, DC, Oct. 20-22, 1998.

A. C. Pfahnl, J. H. Lienhard V, A. H. Slocum, "Maximizing Handler Throughput with a Rib-Roughened Test Tray," International Test Conference, Washington, DC, October 20-22, 1998.

A. C. Pfahnl, J. H. Lienhard V, A. H. Slocum, "Heat-Transfer Enhancing Features for Handler Tray-Type Device Carriers," IEEE Transactions on Components, Packaging, and Manufacturing Technology Part C: Manufacturing," To appear in 1998 after ITC conference.
_________________________________

*Outgrowth of supervised student research.


OTHER MAJOR PUBLICATIONS:

Slocum, A. H., (Executive Producer) for inner-city kids’ rap group Mental Block, their first CD entitled "IF".

INVITED LECTURES:

April 1986, "Flexible Automated Fixturing Systems," SME Conf. on Jigs and Fixtures, Cincinnati, OH.

Dec. 1986, "A Five Axis Robotic Micromanipulator," ASME Winter Annual Meeting, Anaheim, California.

Dec. 1986 "A Servo-Controlled Pneumatic Double Gripper with Changeable Fingers," ASME Winter Annual Meeting, Anaheim, CA.

Sept. 1989, Precision Machine Design, Short course for the American Society for Precision Engineering Annual Meeting in Monetary, CA.

Sept. 1990, Precision Machine Design, Short course for the American Society for Precision Engineering Annual Meeting in Rochester, NY.

Oct. 1991, Precision Linear Motion Bearing Design, Short course for the American Society for Precision Engineering Meeting in Santa Fe, NM.

Oct. 1991, Error Budgeting and Machine Modeling, Short course for the American Society for Precision Engineering Meeting in Santa Fe, NM.

Oct. 1992, Actuators for Precision Machines, Short course for the American Society for Precision Engineering Meeting in Orlando, FL.

Oct. 1992, Applications of Ceramic Materials in Precision Machines, Short course for the American Society for Precision Engineering Meeting in Orlando, FL.

Nov. 1993, Actuators for Precision Machines, Short course for the American Society for Precision Engineering Meeting in Seattle, WA.

Nov. 1993, Applications of Ceramic Materials in Precision Machines, Short course for the American Society for Precision Engineering Meeting in Seattle, WA.

Nov. 1993, Design of Damping Systems for High Precision Machines, Short course for the American Society for Precision Engineering Meeting in Seattle, WA.

Nov. 1994, Actuators for Precision Machines, Short course for the American Society for Precision Engineering Meeting in Cincinnati, OH.

Nov. 1995, Actuators for Precision Machines, Short course for the American Society for Precision Engineering Meeting in Phoenix, AZ.

 

last updated: July 13, 2000