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Publications sorted by subject matter: Sort by [ chronological order ]

A. Nanopositioning, piezoelectric actuators, atomic force microscopy and scanning probe systems
B. Ionic polymer-metal composite actuators (IPMCs) and underwater robotics
C. Energy harvesting and energy related
D. Micro Electro-Mechanical Systems (MEMS)
E. Sensors and mechatronics
F. Other active/smart materials (shape memory alloys, etc.)
G. Control theory
H. Education
I. M.S. Theses and Ph.D. Dissertations

For project-related movies, see Project Movies page.

* HIGHLIGHTED sources denote archival journal publications

A. Nanopositioning, piezoelectric actuators, atomic force microscopy and scanning probe systems

 
  1. Novel tuning of robust damping PI repetitive control: application in nanopositioning
    A. A. Eielsen, J. T. Gravdahl, and K. K. Leang
    IEEE Trans. Cont. Syst. Techno. (Under review)
     
  2. Robust damping PI repetitive control for nanopositioning
    A. A. Eielsen, J. T. Gravdahl, and K. K. Leang
    American Control Conference 2012 (Under review)
     
  3. Flexure design using metal matrix composite materials: nanopositioning example
    B. J. Kenton and K. K. Leang
    IEEE International Conference on Robotics and Automation (ICRA), Saint Paul, MN on May 14-18, 2012 (Under review).
     
  4. Accounting for hysteresis in repetitive control design: nanopositioning example
    Y. Shan and K. K. Leang
    Automatica (Accepted).
     
  5. Dual-stage repetitive control with Prandtl-Ishlinskii hysteresis inversion for piezo-based nanopositioning
    Y. Shan and K. K. Leang
    Mechatronics, Special Issue on Mechatronic Systems for Micro- and Nanoscale Applications (In press).
     
  6. Design and control of a three-axis serial-kinematic high-bandwidth nanopositioner
    B. J. Kenton and K. K. Leang
    IEEE/ASME Transactions on Mechatronics (In press). [PDF] See nanopositioning page for info.
     
  7. A compact ultra-fast vertical nanopositioner for improving scanning probe microscope scan speed
    B. J. Kenton, A. J. Fleming, K. K. Leang
    Review of Scientific Instruments, vol. 82, 123703, 2011.[PDF] See nanopositioning page for info.
     
  8. Repetitive control design for piezoelectric actuators
    Y. Shan and K. K. Leang
    ASME Conference on Smart Materials, Adaptive Structures and Intelligent Systems (SMASIS, 2011), September 18-21, Scottsdale, AZ.
     
  9. Bridging the gap between conventional and video-speed scanning probe microscopes
    A. J. Fleming, B. J. Kenton and K. K. Leang
    Ultramicroscopy, vol. 110, no. 9, pp. 1205-1214, 2010. [PDF]  See nanopositioning page for info.
     
  10. Integrated strain and force feedback for high performance control of piezoelectric actuators
    A. J. Fleming and K. K. Leang
    Sensors & Actuators: A. Physical, Vol. 161, pp. 256-265, 2010. [PDF]
     
  11. Dual-stage repetitive control for high-speed nanopositioning
    Y. Shan and K. K. Leang
    2010 IFAC Symposium on Mechatronic Systems and 2010 ASME Dynamic Systems and Control Conference (DSCC), Invited session on Micro- and Nanoscale Dynamics and Control, Cambridge, Massachusetts, USA, September 13-15. [PDF]
     
  12. High performance nanopositioning with integrated strain and force feedback
    A. J. Fleming and K. K. Leang
    2010 IFAC Symposium on Mechatronic Systems and 2010 ASME Dynamic Systems and Control Conference (DSCC), Invited session on Micro- and Nanoscale Dynamics and Control, Cambridge, Massachusetts, USA, September 13-15.
     
  13. Measurement and control for high-speed sub-atomic positioning in scanning probe microscopes
    A. J. Fleming and K. K. Leang
    IEEE International Conference on Robotics and Automation (ICRA2010), Anchorage, Alaska, May 3 - 8, 2010 (Invited workshop on Signals Measurement and Estimation Techniques Issues in the Micro/Nano-World).
     
  14. Design, Characterization, and Control of a Monolithic Three-Axis High-Bandwidth Nanopositioning Stage
    B. J. Kenton and K. K. Leang
    2010 American Control Conference, Special Invited Session on Advances in Actuation for Nanopositioning and Scanning Probe Systems, pp. 4949-4956, Baltimore Maryland, June 30 - July 2.  See nanopositioning page for info.
     
  15. Ultra-fast dual-stage vertical positioning for high performance SPMs
    A. J. Fleming, B. J. Kenton and K. K. Leang
    2010 American Control Conference, Special Invited Session on Advances in Actuation for Nanopositioning and Scanning Probe Systems, pp. 4975-4980, Baltimore Maryland, June 30 - July 2.  See nanopositioning page for info.
     
  16. Repetitive control with Prandtl-Ishlinskii hysteresis inverse for piezo-based nanopositioning
    Y. Shan and K. K. Leang
    American Control Conference, Invited Session on Advances in Control of Nanopositioning and SPM Systems, St. Louis, MO, pp. 301-306, 2009.
     
  17. A review of feedforward control approaches for nano precision positioning in high speed SPM operation
    G.M. Clayton, S. Tien, K.K. Leang, Q. Zou and S. Devasia
    ASME Journal of Dynamic Systems, Measurement, and Control, Special issue on Dynamic Modeling, Control, and Manipulation at the Nanoscale, Vol. 131, 061101 (19 pages), 2009. [ASME][PDF]
     
  18. Design and analysis of discrete-time repetitive control for scanning probe microscopes
    U. Aridogan, Y. Shan and K. K. Leang
    ASME Journal of Dynamic Systems, Measurement, and Control, Special issue on Dynamic Modeling, Control, and Manipulation at the Nanoscale, Vol. 131, 061103 (12 pages), 2009. [PDF]
     
  19. High-speed serial-kinematic AFM scanner: design and drive considerations
    K. K. Leang and A. J. Fleming
    Asian Journal of Control, Special issue on Advanced Control Methods for Scanning Probe Microscopy, Vol. 11, No. 2, pp. 144-153, 2009. [PDF] See nanopositioning page for info.
     
  20. Feedforward control of piezoactuators in atomic force microscope systems: inversion-based compensation for dynamics and hysteresis
    K.K. Leang, Q. Zou and S. Devasia
    IEEE Control Systems Magazine, Special Issue on Hysteresis, Vol. 19, No. 1, pp. 70-82, February 2009. [IEEE Xplore]
     
  21. Charge drives for scanning probe microscope positioning stages
    A. J. Fleming and K. K. Leang
    Ultramicroscopy, Vol. 108, pp. 1551-1557, 2008. [PDF]
     
  22. Discrete-time phase compensated repetitive control for piezoactuators in scanning probe microscopes
    U. Aridogan, Y. Shan and K. K. Leang
    ASME Dynamic Systems and Control Conference, Invited Session on Modeling, Dynamics and Control of Systems with Smart Materials, Ann Arbor, Michigan, pp. 1325-1332, October 20-22, 2008. [PDF]
     
  23. Hysteresis inverse iterative learning control of piezoactuators in AFM
    S.C. Ashley, U. Aridogan, R. Riddle and K.K. Leang
    In 17th IFAC World Congress, Invited Session on Dynamics and Control of Micro- and Nanoscale Systems, pp. 8269-9274, Seoul, Korea, July 6-11, 2008. [PDF]
     
  24. High-speed serial-kinematic AFM scanner: design and drive considerations
    K. K. Leang and A. J. Fleming
    American Control Conference, Invited Session on Modeling and Control of SPM, 3188-3193, Seattle, WA, USA, June 11-13, 2008 [PDF]. See nanopositioning page for info.
     
  25. Evaluation of charge drives for scanning probe microscope positioning stages
    A. J. Fleming and K. K. Leang
    American Control Conference, Invited session on Advanced Mechanism Design, Modeling, and Control of SPMs, Seattle, WA, USA, pp. 2028-2033, June 11-13, 2008. [PDF]
     
  26. Feedback-linearized inverse feedforward for creep, hysteresis, and vibration compensation in piezoactuators
    K. K. Leang and S. Devasia
    IEEE Control Systems Technology: Special Issue on Dynamics and Control of Micro- and Nano-Scale Systems, Vol 15, No. 5, 927 - 935, 2007. [PDF]
     
  27. Hysteresis compensation for high-precision positioning of a shape memory alloy actuator using integrated iterative-feedforward and feedback inputs
    G. Tchoupo and K. K. Leang
    American Control Conference, pp. 4246-4253, 2007. [PDF]
     
  28. Design of hysteresis-compensating iterative learning control for piezo-positioners: application in atomic force microscopes
    K. K. Leang and S. Devasia
    Mechatronics, The Science of Intelligent Machines, Vol. 6, Issue 3-4, pp. 141-158, 2006. [PDF]
     
  29. The design of a high-voltage charge-feedback piezo-amplifier
    M. A. Noras, J. Kieres, K. M. Mossi and K. K. Leang
    Actuator 2006 Conference, Bremen, Germany, pp. 353-355. [PDF]
     
  30. Iterative control of piezo positioners for long-range SPM-based nanofabrication
    K. K. Leang, and S. Devasia
    The 3rd IFAC Conference on Mechatronic Systems, Manly Beach, Sydney, Australia, September 6-8, 2004. [PDF]
     
  31. Control issues in high-speed AFM for biological applications: collagen imaging example
    Q. Zou, K. K. Leang, E. Sadoun, M. J. Reed, and S. Devasia
    Asian Journal of Control, Special issue on Advances in Nanotechnology Control, Vol. 6, No. 2, pp. 164-178, June 2004. [PDF]
     
  32. Iterative feedforward compensation of hysteresis in piezo positioners
    K. K. Leang, and S. Devasia
    IEEE 42nd Conference on Decision and Control, Invited session on Nanotechnology: Control Needs and Related Perspectives, Maui, Hawaii USA, pp. 2626-2631, December 2003. [PDF]
     
  33. Hysteresis, creep, and vibration compensation for piezoactuators: feedback and feedforward control
    K. K. Leang, and S. Devasia
    The 2nd IFAC Conference on Mechatronic Systems, Invited session on Smart Materials and Structures, Berkeley, CA., pp. 283-289, December 2002.  [PDF]

 

 

  

B. Ionic polymer-metal composite actuators (IPMC)

  1. Monolithic IPMC fins for propulsion and maneuvering in bio-inspired underwater robotics
    J. J. Hubbard, M. Fleming, V. Palmre, D. Pugal, K. J. Kim, K. K. Leang
    IEEE Journal of Oceanic Engineering (under review).
     

  2. Physics based electromechanical model of IPMC considering various underlying currents
    D. Pugal, K. J. Kim, V. Palmre, K. K. Leang and A. Aabloo,
    SPIE Smart Structures and Materials and Nondestructive Evaluation and Health Monitoring (Under review), San Diego, CA, March 2012.
     

  3. A twistable artificial muscle for underwater robotic applications
    K. J. Kim, D. Pugal, and K. K. Leang
    US-Korea Summit on Science and Engineering (UKC 2011), Park City, Utah, Aug. 10-14.
     

  4. Electrically responsive stiffness change of IPMCs
     V. Palmre, K. J. Kim, R. Tiwari, and K. K. Leang
    ASME Conference on Smart Materials, Adaptive Structures and Intelligent Systems (SMASIS, 2011), September 18-21, Scottsdale, AZ.
     

  5. Characterization of sectored-electrode IPMC-based propulsors for underwater locomotion
    J. J. Hubbard, M. Fleming, K. K. Leang, V. Palmre, D. Pugal, K. J. Kim
    ASME Conference on Smart Materials, Adaptive Structures and Intelligent Systems (SMASIS, 2011), September 18-21, Scottsdale, AZ.
     

  6. Mitigating IPMC back-relaxation effect through controlled activation of patterned electrodes
    M. Fleming, J. J. Hubbard, K. J. Kim and K. K. Leang
    ASME Conference on Smart Materials, Adaptive Structures and Intelligent Systems (SMASIS, 2011), September 18-21, Scottsdale, AZ.
     
  7. A twistable ionic polymer-metal composite artificial muscle for marine applications
    K. J. Kim, D. Pugal, K. K. Leang
    Marine Technology Society Journal, Vol. 45, No. 4, 83-98, 2011 [ Link ]
     
  8. Integrated sensing for IPMC actuators using strain gages for underwater applications
    K. K. Leang, Y. Shan, S. Song and K. J. Kim
    IEEE/ASME Transactions on Mechatronics (In press).
     
  9. Modeling and designing IPMCs for twisting motion: electromechanical and mechanoelectrical transduction
    D. Pugal, K. J. Kim, K. K. Leang, V. Palmre
    SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring, San Diego, CA, USA, March 6-10, 2011.
     
  10. Tracking control of oscillatory motion in IPMC actuators for underwater applications
    S. Song, Y. Shan, K. J. Kim and K. K. Leang
    2010 IEEE/ASME International Conference on Advanced Intelligent Mechatronics, Invited session on EAP, July 6-9, Montreal, Canada, 2010.
     
  11. Development of dimensionally scalable IPMC materials
    S. J. Kim, Y. Jung, K. K. Leang and K. J. Kim
    2010 IEEE/ASME International Conference on Advanced Intelligent Mechatronics, Invited session on EAP, July 6-9, Montreal, Canada, 2010.
     
  12. IPMC: recent progress in modeling, manufacturing, and new applications (invited paper)
    D. Pugal, S. J. Kim, K. J. Kim, and K. K. Leang
    SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring, #76420U, San Diego, CA, USA, March 7-11, 2010.
     
  13. Sectored-electrode IPMC actuator for bending and twisting motion
    R. O. Riddle, Y. Jung, S.-M. Kim, S. Song, B. Stolpman, K. J. Kim and K. K. Leang
    SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring, San Diego, CA, USA, March 7-11, 2010.
     
  14. Frequency-weighted feedforward control for dynamic compensation in ionic polymer-metal composite actuators
    Y. Shan and K. K. Leang
    Smart Materials and Structures, Vol. 18, pp. 125016 (11 pages), 2009. [PDF]
     
  15. Application of feedforward dynamics compensation in ionic-polymer metal composite actuators
    Y. Shan and K. K. Leang
    SPIE Smart Structures and Materials and NDE for Health Monitoring and Diagnostics Conference, San Diego, CA., Vol. 6927, pp. 69270F-1 (12 pages), 2008. [PDF]

C. Energy harvesting
  1. Cyclic energy harvesting from pyroelectric materials
    P. Mane, J. Xie, K. Mossi and K. K. Leang
    IEEE Ultrasonics and Ferroelectronics Journal, Vol. 58, No. 1, pp. 10-17, 2011. [IEEE Xplore]
     
  2. Performance of thin piezoelectric materials for pyroelectric energy harvesting
    J. Xie, X. P. Mane, C. W. Green, K. M. Mossi, and K.K. Leang
    Journal of Intelligent Material Systems and Structures, Special issue on a selection of papers from the first ASME Smart Materials, Adaptive Structures and Intelligent Systems (SMASIS 2008) Symposium on Structural Health Monitoring, Vol. 21, pp. 243-249, 2010. [PDF]
     
  3. Energy harvesting via pyroelectric effect using PZT
    J. Xie, P. P. Mane, C. W. Green, K. M. Mossi, and K. K. Leang
    2008 ASME Conference on Smart Materials, Adaptive Structures and Intelligent Systems
    October 28-30, Turf Valley Resort, Ellicott City, MD, USA, 2008. [PDF]

D. Micro Electro-Mechanical Systems (MEMS)
  1. Emerging challenges of microactuators for nanoscale positioning, assembly, and manipulation
    B. Sahu, C. R. Taylor and K. K. Leang
    ASME J. Manuf. Sci. Eng., Special issue on nanomanufacturing, Vol. 132, No. 3, pp. 030917 (16 pages), 2010. [PDF]
     
  2. A thermally-activated modular SPM probe for multifunctional applications
    B. Sahu, C. R. Taylor, R. Riddle and K. K. Leang
    ASME 2010 International Manufacturing Science and Engineering Conference, October 12-15, Bayfront Convention Center, Erie, PA, 2010. (Poster presentation)
     
  3. A novel multifunctional SPM probe with modular quick-change tips for fully automated probe-based nanofabrication
    K. K. Leang and C. R. Taylor
    Proceedings of 2009 NSF Engineering Research and Innovation Conference, Honolulu, Hawaii, June 22-25, 2009.
     
  4. Design and fabrication of a multifunctional scanning probe with integrated tip changer for fully automated nanofabrication
    K. K. Leang and C. R. Taylor
    23rd ASPE Anual Meeting and 12th ICPE, Oct. 19-24, Portland, OR USA, 2008. [PDF]

E. Other active/smart materials
  1. Iterative and feedback control for hysteresis compensation in SMA
    K. K. Leang, S. C. Ashley and G. Tchoupo
    ASME Journal of Dynamic Systems, Measurement, and Control, Vol. 131, 014502 (6 pages), 2009. [ASME]
     
  2. A biaxial shape memory alloy actuated cell/tissue stretching system
    Y. Shan, J. Dodson, S. Abraham, J. E. Speich, R. Rao and K. K. Leang
    ASME International Mechanical Engineering Congress and Exposition (IMECE), Seattle, WA, USA, November 11 - 15, 2007. [PDF]
     
  3. Hysteresis characterization using charge-feedback control for LIPCA a device
    J. Beck, M. A. Noras, J. Kieres, J. Speich, K. M. Mossi and K. K. Leang
    SPIE Smart Structures and Materials and NDE for Health Monitoring and Diagnostics, San Diego. February 26 – March 2, 2006. [PDF]
     
  4. Precise positioning of a shape memory alloy actuator using iterative control
    S. C. Ashley, G. Tchoupo, R. M. Mohr and K. K. Leang
    Actuator 2006 Conference, Bremen, Germany, pp. 467-470. [PDF]
     

F. Sensors and mechatronics
  1. Low-cost reflective infrared sensors for sub-micro-level position measurement and control
    Y. Shan, J.E. Speich and K.K. Leang
    IEEE/ASME Trans. on Mechatronics, Vol. 13, No. 6, pp. 700-709, 2008. [PDF]

G. Control theory
  1. Optimal output transitions for dual-stage systems
    D. Iamratanakul, B. Jordan, K. K. Leang and S. Devasia
    IEEE Transactions on Control Systems Technology, Vol. 16, No. 5, 869-881, 2008. [IEEE Xplore]
     
  2. Experimental and theoretical results in output-trajectory redesign for flexible structures
    J. S. Dewey, K. K. Leang, and S. Devasia
    ASME J. Dyn. Syst., Meas., Control, Vol. 120, pp. 456-461, December 1998. [PDF]
     
  3. Continuous- and discrete-time state-space modeling
    K. K. Leang, Q. Zou, and S. Devasia
    A contributed chapter to the CRC Mechatronics Handbook, Edited by Robert Bishop, CRC Press, Chapter 23, pp. 40-54, 2002. [CRC Press or Amazon.com]
     
  4. Optimal seek-trajectory design for dual-stage systems
    D. Iamratanakul, B. Jordan, K. K. Leang and S. Devasia
    American Control Conference, pp. 606-612, Minneapolis, MN, June 14-16, 2006. [PDF]

H. Education
  1. Short online videos to excite and engage students about control
    Kam K. Leang
    IEEE Control Systems Magazine (accepted)
     
  2. An experiment for teaching students about control at the nanoscale
    Kam K. Leang
    IEEE Control Systems Magazine (accepted)
     
  3. Teaching modules on modeling and control of piezoactuators for undergraduate dynamics and control and mechatronics courses
    K. K. Leang, Q. Zou, and G. Pannozzo
    IEEE Transactions on Education, vol. 53, no. 3, 372-383, 2010. [IEEE Xplore]
     
  4. Modeling and control of smart actuators: integrating nano/bio technology into the me curriculum
    Y. Wu, S. Culter, Q. Zou, G. Pannozzo, K.K. Leang and S. Devasia
    ASEE Annual Conference and Exposition, Pittsburgh, PA, USA, June 22-25, 2008. [PDF]
     
  5. A collaborative approach to teach modeling and control of smart actuators in the mechanical engineering curriculum
    K. K. Leang, G. Pannozzo, Q. Zou and S. Devasia
    ASME International Mechanical Engineering Congress and Exposition (IMECE), Seattle, WA, USA, November 11 - 15, 2007. [PDF]

I. M.S. theses and
Ph.D. dissertations
  1. Repetitive control for hysteretic systems: theory and application in piezo-based nanopositioners
    Yingfeng Shan, Ph.D. Dissertation (Advisor: Kam K. Leang)
    University of Nevada, Reno, December 2011 [PDF, 6MB]
     
  2. Design and characterization of scanning probe microscopy platform with active electro-thermal microcantilever for multifunctional applications
    Robert Riddle, MS Thesis (Advisor: Kam K. Leang)
    University of Nevada, Reno, August 2011 [PDF, 6MB]
     
  3. Design and characterization of sectored (patterned) IPMC actuators for propulsion and maneuvering in bio-inspired underwater systems
    Joel Hubbard, MS Thesis (Advisor: Kam K. Leang)
    University of Nevada, Reno, July 2011 [PDF, 2MB]
     
  4. Application of an inverse-hysteresis iterative control algorithm for AFM fabrication
    Seth C. Ashley, MS Thesis (Advisor: Kam K. Leang)
    Virginia Commonwealth University, October 2010 [PDF, 3MB]
     
  5. Fabrication and integrated feedforward and feedback control of ionic polymer-metal composite actuators (M.S. Thesis)
    Y. Shan, MS Thesis (Advisor: Kam K. Leang)
    Virginia Commonwealth University, August 2008 [PDF, 6MB]
     
  6. Design, characterization, and control of a high-bandwidth serial-kinematic nanopositioning stage for scanning probe microscopy applications (M.S. Thesis)
    Brian J. Kenton, MS Thesis (Advisor: Kam K. Leang)
    University of Nevada, Reno, August 2010 [PDF, 32MB]
     
  7. Iterative learning control of hysteresis in piezo-based nano-positioners: theory and application in atomic force microscopes, (Ph.D. Dissertation)
    K. K. Leang, Ph.D. Dissertation (Advisor: Santosh Devasia)
    University of Washington, December 2004
            - View front matter: Abstract and Table of Contents (PDF format)
            - Download entire dissertation (269 pages, PDF format, 5MB)

For project-related movies, see Project Movies page.

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