Dr. Kai-tak Wan

Associate Professor
Room 367, Snell Engineering Center
Mailing Address: Mechanical and Industrial Engineering
334 Snell Engineering Center, Northeastern University
360 Huntington Avenue, Boston, MA 02115, USA
Email: ktwan@coe.neu.edu
Phone: 617-373-2248
Fax: 617-373-2921

Ph.D. in Chemical Physics, University of Maryland at College Park, 1993

B.S. (1st Hon) in Applied Physics, University of New South Wales, Australia, 1988

2007-Present: Associate Professor Mechanical and Industrial Engineering Northeastern University, Boston

2002-2007: Assistant Professor Mechanical & Aerospace Engineering Missouri University of Science and Technology (formerly University of Missouri-Rolla)

2001-2002: Visiting Assistant Professor Engineering Science and Mechanics Virginia Tech

1998-2001: Associate Professor Mechanical Engineering Nanyang Technological University, Singapore

1993-1994: Post-doctoral Fellow Department of Mechanical and Mechantronics Engineering University of Sydney, Australia Hong Kong University of Science and Technology, China

1988-1993: Guest Scientist Ceramics Division National Institute of Standards and Technology, Gaithersburg

NSF – Division of Materials Research, "MRI: Acquisition of a Dual Beam Focused Ion Beam System as a Regional Resource for Collaborative Research and Education in Missouri" (DMR # 0723128), PI: Frank S. Miller, Hai-Lung Tsai, Jay A. Switzer, Kai-tak Wan, Melanie R. Mormile, University of Missouri-Rolla, $500,000, Sept 2007 – August 2008

NSF – Nano & Biomechanics of Materials – Early Career Award, "CAREER: Interfacing and integrating life-sciences and solid-mechanics" (CMS # 0547094), PI: Kai-tak Wan (100%), $413,495, June 2006 – May 2011

NSF – Civil & Mechanical Systems, "Development of a novel punch method to characterize thin film adhesion: Applications in life-sciences and MEMS" (CMS # 0527912), PI: Kai-tak Wan (100%), $104,998, Sept 2005 – Aug 2008

2006 Faculty Excellence Award, University of Missouri-Rolla.

2006 AMAE Faculty Excellence Award, Academy of Mechanical and Aerospace Engineers, University of Missouri-Rolla

2009

KT Wan, SE Julien, "Confined thin film delamination in the presence of intersurface forces with finite range and magnitude", Journal of Applied Mechanics, in press (2009).

KT Wan, N Ravi, "Mechanics of Ocular Lens Accommodation Consistent with the Classical Helmholtz Theory", International Journal of Experimental and Computational Biomechanics, in press (2009).

2008

HK Singh, KT Wan, JG Dillard, DA Dillard, P Reboa, J Smith, E Chappell, A Sharan, "Subcritical delamination in epoxy bonds to silicon and glass adherends: effect of temperature and preconditioning", Journal of Adhesion 84 [7] 619-637(2008).

ML Oyen, KK Liu, KT Wan, "Viscoelastic behavior of a centrally loaded circular film being clamped at the circumference", Materials Research Society Symposium Proceedings 1049 157-162 (2008).

KK Liu, KT Wan, "Multi-scale mechanical characterization of a freestanding polymer film using indentation", International Journal of Materials Research [8] 862-864 DOI: 10.3139/146.101712 (2008).

2007

G Duan, KT Wan, "Analysis of 1-D and 2-D thin film "pull-in" phenomena under the influence of an electrostatic potential", Journal of Applied Mechanics 74 [9] 927-934 (2007).

BF Ju, KK Liu, MF Wong, KT Wan, "A novel punch method to characterize interfacial adhesion and residual stress of a thin polymer film", Engineering Fracture Mechanics 74 [7] 1101-1106 (2007).

MF Wong, G Duan, KT Wan, "Adhesion-delamination mechanics of a pre-stressed circular film adhered onto a rigid substrate", Journal of Adhesion 83 67-83 (2007).

MF Wong, G Duan, KT Wan, "Adhesion-delamination mechanics of a pre-stressed rectangular film adhered onto a rigid substrate", Journal of Applied Physics 101 [2] 024903 (2007).

KT Wan, "Solid-Mechanics of Soft Biological Tissues", Key Engineering Materials 334-335 633-636 (2007).

2006

N Ravi, KT Wan, K Swindle, PD Hamilton, G Duan, "Development of techniques to compare mechanical properties of reversible hydrogels with spherical, square columnar and ocular lens geometry", Polymer 47 [11] 4203-4209 (2006).

AN Raegen, K Dalnoki-Veress, KT Wan, RAL Jones, "Measurement of adhesion energies and Young’s modulus in thin polymer films using a novel axi-symmetric peel test geometry", European Physical Journal E 19 453-459 (2006).

2005

BF Ju, Y Ju, M Saka, KK Liu, KT Wan, "A systematic method for characterizing the elastic properties and adhesion of a thin polymer membrane", International Journal of Mechanical Sciences 47 [3] 319-332 (2005).

A Arjun, KT Wan, "Derivation of the strain energy release rate G from the first principles for the pressurized blister test", International Journal of Adhesion and Adhesives 25 [1] 13-18 (2005).

KT Wan, L Kogut, "The coupling effect of interfacial adhesion and tensile residual stress on a thin membrane adhered to a flat punch", Journal of Micromechanics and Microengineering 15 778-784 (2005).

S Guo, KT Wan, DA Dillard, "A bending-to-stretching analysis of the blister test in the presence of tensile residual stress", International Journal of Solids and Structures 42 2771-2784 (2005).

2004

BF Ju, KT Wan, KK Liu, "Indentation of a square elastomeric thin film by a flat-ended cylindrical punch in the presence of long-range intersurface forces", Journal of Applied Physics 96 [11] 6159-6163 (2004).

Z Sun, KT Wan, DA Dillard, "A theoretical and numerical study of thin film delamination using the pull-off test", International Journal of Solids and Structures 41 [3-4] 717-730 (2004).

2003

Y Sun, KT Wan, J Bischof, K Roberts and BJ Nelson, "Mechanical property characterization of mouse Zona Pellucida", IEEE Transactions on NanoBioScience 2 [4] 279-286 (2003).

N Fang, AC Lai, KT Wan, V Chan, "Effect of acyl chain mismatch on the contact mechanics of two-component phospholipid vesicle during main phase transition", Biophysical Chemistry 104 [1] 141-153 (2003).

KT Wan, S Guo and DA Dillard, "A theoretical and numerical study of a thin clamped circular film under an external load in the presence of tensile residual stress", Thin Solid Films 425 150-162 (2003).

J Duan, KT Wan, K Chian, "Mechanical integrity and adhesion of thin films for applications in electronics packaging and cell biology", Thin Solid Films 424 120-124 (2003).

KT Wan and DA Dillard, "Adhesion of a flat punch adhered to a thin pre-stressed membrane", Journal of Adhesion 79 123-140 (2003).

N Fang, V Chan, KT Wan, "The effects of electrostatic interaction on the contact mechanics of adhering phospholipid vesicles", Colloids and Surfaces B: Biointerfaces 27 [1] 83-94 (2003).

2002

KT Wan, V Chan and DA Dillard, "Constitutive Equation for Elastic Indentation of a Thin-walled Bio-mimetic Microcapsule by an Atomic Force Microscope Tip", Colloids and Surfaces B: Biointerfaces 27 241-248 (2002).

AC Lai, KT Wan, V Chan, "Substrate-induced deformation and adhesion of phospholipid vesicles at the main phase transition", Biophysical Chemistry 99 [3] 245-258 (2002).

V Chan, KT Wan, "Thermal induced modification of the contact mechanics of adhering liposomes on cationic substrate", Chemistry and Physics of Lipids 120 [1-2] 131-143 (2002).

V Chan, KT Wan, "Thermal induced modification of the contact mechanics of adhering liposomes", Langmuir 18 [8] 3134-3141 (2002).

N Fang, V Chan, KT Wan, HQ Mao, KW Leong, "Colloidal adhesion of phospholipid vesicles: high-resolution reflection interference contrast microscopy and theory", Colloids and Surfaces B: Biointerfaces 25 [4] 347-362 (2002).

KT Wan, "Adherence of an axisymmetric flat punch onto a clamped circular plate – Transition from a rigid plate to a flexible membrane", Journal of Applied Mechanics 69 110-116 (2002).

KT Wan, J Duan, "Adherence of a rectangular flat punch onto a clamped plate – Transition from a rigid plate to a flexible membrane", Journal of Applied Mechanics 69 104-109 (2002).

Y Shan, KF Lai, KT Wan, K Liao, "Static and dynamic fatigue of glass-carbon hybrid composites in fluid environment", Journal of Composite Materials 36 [2] 159-172 (2002).

KK Liu, HG Wang, KT Wan, T Liu, Z Zhang, "Characterizing capsule-substrate adhesion in presence of osmosis", Colloids and Surfaces B: Biointerfaces 25 [4] 293-298 (2002).

2001

KT Wan, KK Liu, "Contact mechanics of a thin walled capsule adhered onto a rigid planar substrate", Medical and Biological Engineering and Computing 39 605-608 (2001).

KT Wan, "Adherence of an axisymmetric flat punch on a flexible membrane", Journal of Adhesion 75 [4] 369-380 (2001).

2000

KK Liu, KT Wan, "A new model to characterize cell-substrate adhesion in the presence of osmosis", Medical and Biological Engineering and Computing 38 690-691 (2000).

K Liao, KT Wan, "Evaluation of film-substrate durability using a shaft-loaded blister test", Journal of Composites Technology & Research 23 [1] 15-20 (2000).

K Liao, KT Wan, "Delamination behavior of film-substrate systems under cyclic loading", Journal of Materials Science Letters 19 57-59 (2000).

KT Wan, "A novel blister test to investigate thin film delamination at elevated temperature", International Journal of Adhesion and Adhesives 20 141-143 (2000).

1999

KT Wan, K Liao, "Measuring mechanical properties of thin flexible films by a shaft-loaded blister test", Thin Solid Films 352 167-172 (1999).

KT Wan, "Fracture mechanics of a Shaft-loaded blister test - Transition from a bending plate to a stretching membrane", Journal of Adhesion 70 209-219 (1999).

KT Wan, "Fracture mechanics of a V-peel adhesion test - Transition from a bending plate to a stretching membrane", Journal of Adhesion 70 197-207 (1999).

1998

KT Wan, SC Lim, "The bending to stretching transition of a pressurized blister test", International Journal of Fracture 92 L43-L47 (1998).

KT Wan, CD Breach, "Thermodynamics of a stable blister delamination at elevated temperature", Journal of Adhesion 66 183-202 (1998).

1996

WM Ho, R Fu, KT Wan, J Chou, TY Zhang, "Indentation fracture studies of a BaTiO3 thin film on a silicon substrate Polycrystalline Thin Films: Structure, Texture, Properties, and Applications II", Materials Research Society Symposium Proceedings 403 241-246 (1996).

KT Wan, A Di Prima, L Ye, YW Mai, "Adhesion of nylon-6 on surface treated aluminium substrates", Journal of Materials Science 31 [8] 2109-2116 (1996).

1995

KT Wan, YW Mai, "Fracture mechanics of a shaft-loaded blister of thin flexible membrane on rigid substrate", International Journal of Fracture 74 181-197 (1995).

KT Wan, YW Mai, "Fracture mechanics of a new blister test with stable crack growth", Acta metallurgica et materialia 43 [11] 4109-4115 (1995).

KT Wan, YW Mai, "Modified blister tests for evaluation of thin flexible membrane adhesion on rigid substrate", Materials Science Research International 1 [2] 78-81 (1995).

1993 and Prior

KT Wan, RG Horn, S Courmont, BR Lawn, "Pressurised internal lenticular cracks at healed mica interfaces", Journal of Materials Research 8 [5] 1128-1136 (1993).

RG Horn, KT Wan, S Courmont, BR Lawn, "Diffusion of water along ‘closed’ mica interfaces", Journal of Colloid and Interface Science 159 509-511 (1993).

KT Wan, BR Lawn, "Effect of chemical interaction on Barenblatt crack profiles in brittle solids", Acta metallurgica et materialia 40 [2] 3331-3337 (1992).

KT Wan, DT Smith, BR Lawn, "Fracture and contact adhesion energies of mica-mica, silica-silica and mica-silica", Journal of the American Ceramic Society 75 [3] 667-676 (1992).

KT Wan, BR Lawn, RG Horn, "Repulsive interaction between co-planar cracks in the double-cantilever geometry", Journal of Materials Research 7 [6] 1584-1588 (1992).

KT Wan, BR Lawn, "Surface forces at crack interfaces in mica in the presence of capillary condensation", Acta metallurgica et materialia 38 [11] 2073-2083 (1990).

KT Wan, S Lathabai, BR Lawn, "Crack velocity functions and thresholds in brittle solids", Journal of the European Ceramic Society 6 259-268 (1990).

KT Wan, N Aimard, S. Lathabai, RG Horn, BR Lawn, "Interfacial energy states of moisture-exposed cracks in mica", Journal of Materials Research 5 [1] 172-182 (1990).

CE Loo, KT Wan, VR Howes, "Mechanical properties of natural and synthetic mineral phases in sinters having varying reduction degradation indices", Ironmaking and Steelmaking 25 [6] 279-285 (1988).

GJ Bowden, PR Elliston, KT Wan et al., "EPR and NMR measurements on high-temperature superconductors", Journal of Physics C: Solid State Physics 20 L545-L552 (1987).

KT Wan, "Incorporating solid mechanics into biological and life sciences (Overview: Biological Materials Mechanics)", JOM July 42-45 (2006).

KK Liu, KT Wan, Chapter on "Mechanics of biomimetic/biological vesicles" in Biomaterials and Biomedical Engineering, Ed. W. Ahmed, N. Ali, A. Öchsner, Trans Tech Publications Inc., Stafa-Zurich, Switzerland, in press, 2008.