• 1969 Citations
  • 24 h-Index
1988 …2019
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Research Output 1988 2019

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Paper
2017

Effect of in-plane waviness in unidirectional CFRP composites – Mechanical behavior and failure considerations

Alves, M. P., Cimini, C. A., Ha, S., Cabral, P. H., Silva, G. H. C. & Prado, A. P., 2017 Jan 1.

Research output: Contribution to conferencePaper

Carbon fiber reinforced plastics
Fibers
Composite materials
Failure modes
Carbon fibers
1 Citation (Scopus)

Ply thickness influence in impact damage on CAI carbon/epoxy test specimens

Pinto, T. H. L., Cimini, C. A., Ha, S., Cabral, P. H., Silva, G. H. C. & Prado, A. P., 2017 Jan 1.

Research output: Contribution to conferencePaper

Computer aided instruction
Carbon
Laminates
Precipitation (meteorology)
Composite materials

Prediction of permeability in RTM process for composites based on multi-scale approach

Cho, Y. J., Zhao, C., Shah, S. Z. H. & Ha, S., 2017 Jan 1.

Research output: Contribution to conferencePaper

Resin transfer molding
Composite materials
Materials properties
Experiments
Composite Resins

Three dimensional modeling & progressive damage analysis of discontinuous fibers composites (DFC) material

Shah, S. Z. H., Zhao, C., Cho, Y. J. & Ha, S., 2017 Jan 1.

Research output: Contribution to conferencePaper

Fibers
Composite materials
Micromechanics
Aerospace industry
Formability
2011
4 Citations (Scopus)

A micromechanical methodology for fatigue life prediction of polymeric matrix composites

Huang, Y., Jin, K., Xu, L., Mustafa, G., Han, Y. & Ha, S., 2011 Dec 1.

Research output: Contribution to conferencePaper

Micromechanics
Fatigue of materials
Composite materials

Design, fabrication and testing of a hybrid composite flywheel rotor & hub

Hayat, K., Kim, S. J., Lee, Y. H., Kwon, J. D., Kim, K. T., Hockney, D., Arseneaux, J., Jung, S. Y. & Ha, S., 2011 Dec 1.

Research output: Contribution to conferencePaper

Flywheels
Domes
Rotors
Fabrication
Composite materials

Design and fabrication of hybrid composite flywheel rotor

Kwon, J. D., Kim, S. J., Hayat, K., Ha, S. & Han, S. C., 2011 Dec 1.

Research output: Contribution to conferencePaper

Flywheels
Rotors
Fabrication
Composite materials

Effect of shear stress on fatigue life of composite laminates

Mustafa, G., Ha, S., Haung, Y. & Jin, K., 2011 Dec 1.

Research output: Contribution to conferencePaper

Laminates
Shear stress
Fatigue of materials
Composite materials
Wind turbines

Hybrid composite ring with modified resin for a ultra high speed rotor

Jin, C. Z., Kim, S. J., Huang, Y. C., Ha, S. K. & Bae, Y., 2011 Dec 1.

Research output: Contribution to conferencePaper

Resins
Rotors
Fatigue of materials
Composite materials
2009
3 Citations (Scopus)

Life prediction of wind turbine blades

Jin, K. K., Ghulam, M., Kim, J. H., Ha, S., López, B. M. & Gorostidi, A., 2009 Dec 1.

Research output: Contribution to conferencePaper

Micromechanics
Wind turbines
Turbomachine blades
Creep
Fatigue of materials

Multi-disciplinary design optimization of a hybrid composite flywheel rotor with superconducting magnetic bearing

Han, H. H., Kim, J. H., Ha, S., Sung, T-H. & Han, S. C., 2009 Dec 1.

Research output: Contribution to conferencePaper

Magnetic bearings
Flywheels
Rotors
Piezoelectric actuators
Composite materials

Nonlinear micromechanics of failure for strength prediction of composite laminates

Huang, Y. C., Jin, K. K. & Ha, S., 2009 Dec 1.

Research output: Contribution to conferencePaper

Micromechanics
Laminates
Composite materials

Real-time life prediction of a high performance composite flywheel rotor using a telemetry system

Kim, J. H., Han, H. H., Ha, S. & Sung, T-H., 2009 Dec 1.

Research output: Contribution to conferencePaper

Flywheels
Telemetering
Graphite
Rotors
Composite materials
2008

Effect of geometrical range of fiber array irregularities on microscopic interfacial stress in transversely loaded UD-CFRP

Hojo, M., Mizuno, M., Hobbiebrunken, T., Tanaka, M., Adachi, T. & Ha, S. K., 2008 Dec 1.

Research output: Contribution to conferencePaper

Carbon fiber reinforced plastics
Fibers
1998
6 Citations (Scopus)

Design and structural analysis of bumper for automobiles

Kim, S. H., Kim, M. H. & Ha, S., 1998 Dec 1.

Research output: Contribution to conferencePaper

Automobile bumpers
Structural analysis
Automobiles
Polyurethanes
Stress concentration

Optimization of hybrid composite rotor in flywheel battery

Ha, S., Lee, D. G. & Kim, D. J., 1998 Dec 1.

Research output: Contribution to conferencePaper

Flywheels
Rotors
Stiffness matrix
Composite materials
Magnets