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

2019

A Green Route for Quick and Kilogram Production of Reduced Graphene Oxide and Their Applications at Low Loadings in Epoxy Resins

Tiwari, S. K., Nimbalkar, A. S., Hong, C. K. & Ha, S., 2019 Jan 31, In : ChemistrySelect. 4, 4, p. 1266-1274 9 p.

Research output: Contribution to journalArticle

Epoxy Resins
Graphite
Oxides
Zinc
Powders
2 Citations (Scopus)

Boosted electrochemical performance of TiO 2 decorated RGO/CNT hybrid nanocomposite by UV irradiation

De Adhikari, A., Tiwari, S. K., Ha, S. & Nayak, G. C., 2019 Feb 1, In : Vacuum. 160, p. 421-428 8 p.

Research output: Contribution to journalArticle

Nanocomposites
nanocomposites
Capacitance
capacitance
carbon nanotubes

Fatigue Life of Megawatt-Scale Composite Wind Turbine Blades with Shallow-Angled Laminates

Hayat, K., Ha, S. K., Sultan, T. & Ahmad, Z., 2019 Jan 1, (Accepted/In press) In : Mechanics of Composite Materials.

Research output: Contribution to journalArticle

turbomachine blades
Turbine components
Turbine Blade
Laminated Composites
turbine blades

Fracture analysis and mechanical properties of three phased glass/epoxy laminates reinforced with multiwalled carbon nanotubes

Behera, R. P., Rawat, P., Singh, K. K., Ha, S., Gaurav, A. & Tiwari, S. K., 2019 Jun 1, In : Journal of Science: Advanced Materials and Devices. 4, 2, p. 299-309 11 p.

Research output: Contribution to journalArticle

Open Access
Multiwalled carbon nanotubes (MWCN)
Laminates
Carbon
Glass
Mechanical properties
2018
1 Citation (Scopus)

A parametric study of skin laminates used in the composite layup of large-scale wind turbine blades

Hayat, K. & Ha, S., 2018 Mar 4, In : Advanced Composite Materials. 27, 2, p. 195-208 14 p.

Research output: Contribution to journalArticle

Wind turbines
Turbomachine blades
Laminates
Skin
Composite materials
2 Citations (Scopus)

Evolution of Graphene Oxide and Graphene: From Imagination to Industrialization

Tiwari, S. K., Mishra, R. K., Ha, S. & Huczko, A., 2018 Jul 1, In : ChemNanoMat. 4, 7, p. 598-620 23 p.

Research output: Contribution to journalReview article

Graphite
Oxides
Graphene
Derivatives
Nanotechnology

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

Pinto, T. H. L., Cimini, C. A. & Ha, S., 2018 Jan 1, 31st Congress of the International Council of the Aeronautical Sciences, ICAS 2018. International Council of the Aeronautical Sciences, (31st Congress of the International Council of the Aeronautical Sciences, ICAS 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Carbon
Compaction
Laminates
Composite materials
Failure modes
2 Citations (Scopus)

Progressive failure prediction of short fiber reinforced composites using a multi-scale approach

Ha, S., Xu, L., Zhao, C. & DeMonte, M., 2018 Nov 1, In : Journal of Composite Materials. 52, 27, p. 3785-3801 17 p.

Research output: Contribution to journalArticle

Fibers
Composite materials
Homogenization method
Fiber reinforced materials
Amplification
14 Citations (Scopus)

Progressive failure prediction of woven fabric composites using a multi-scale approach

Xu, L., Huang, Y. C., Zhao, C. & Ha, S., 2018 Jan 1, In : International Journal of Damage Mechanics. 27, 1, p. 97-119 23 p.

Research output: Contribution to journalArticle

Composite materials
Micromechanics
Homogenization method
Amplification
Fibers
11 Citations (Scopus)

Recent progress in selected bio-nanomaterials and their engineering applications: An overview

Mishra, R. K., Ha, S., Verma, K. & Tiwari, S. K., 2018 Sep 1, In : Journal of Science: Advanced Materials and Devices. 3, 3, p. 263-288 26 p.

Research output: Contribution to journalReview article

Nanostructured materials
Cellulose
Polycaprolactone
Starch
Plastics

Theory and validation of the master ply concept for invariant-based stiffness of composites

Ha, S. & Cimini, C. A., 2018 May 1, In : Journal of Composite Materials. 52, 12, p. 1699-1708 10 p.

Research output: Contribution to journalArticle

Carbon
Stiffness
Composite materials
Glass
Stiffness matrix
2017

A multi-scale approach to predict the impact resistance of braided composites using progress failure

Lei, X., Hayat, K. & Ha, S., 2017 Jan 1, In : Advanced Composites Letters. 26, 1, p. 24-29 6 p.

Research output: Contribution to journalArticle

Impact resistance
Micromechanics
Composite materials
Materials properties
Resins
1 Citation (Scopus)

Characterization of moisture effect on static and fatigue performance of epoxy resin using thin-film specimen on dynamic mechanical analyzer

Huang, Y., Zhu, Y., Cimini, C. A. & Ha, S., 2017 Feb 1, In : Journal of Composite Materials. 51, 3, p. 303-314 12 p.

Research output: Contribution to journalArticle

Epoxy Resins
Epoxy resins
Moisture
Fatigue of materials
Thin films

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)

Effects of shallow angle on static strength and fatigue life of multi-directional laminates for wind turbine blades

Ha, S., de Lece, A. G. M., Donazar Moriones, C., Cimini Junior, C. A. & Jin, C., 2017 Aug 1, In : Journal of Composite Materials. 51, 18, p. 2549-2563 15 p.

Research output: Contribution to journalArticle

Wind turbines
Turbomachine blades
Laminates
Fatigue of materials
Compressive strength
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
7 Citations (Scopus)

Progressive failure prediction of a landing gear structure of braided composites

Zhao, C., Huang, Y., Chen, Z. & Ha, S., 2017 Feb 1, In : Composite Structures. 161, p. 407-418 12 p.

Research output: Contribution to journalArticle

Composite materials
Micromechanics
Stress-strain curves
Compressive strength
Laminates

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
2016
21 Citations (Scopus)

Flutter performance of bend-twist coupled large-scale wind turbine blades

Hayat, K., De Lecea, A. G. M., Moriones, C. D. & Ha, S., 2016 May 26, In : Journal of Sound and Vibration. 370, p. 149-162 14 p.

Research output: Contribution to journalArticle

flutter
turbine blades
wind turbines
Wind turbines
Turbomachine blades
2015
6 Citations (Scopus)

Flutter performance of large-scale wind turbine blade with shallow-angled skins

Hayat, K. & Ha, S., 2015 Nov 5, In : Composite Structures. 132, p. 575-583 9 p.

Research output: Contribution to journalArticle

Wind turbines
Turbomachine blades
Skin
Stiffness
Fibers
24 Citations (Scopus)

Load mitigation of wind turbine blade by aeroelastic tailoring via unbalanced laminates composites

Hayat, K. & Ha, S., 2015 Sep 5, In : Composite Structures. 128, p. 122-133 12 p.

Research output: Contribution to journalArticle

Wind turbines
Turbomachine blades
Laminates
Skin
Composite materials
25 Citations (Scopus)

Ultimate strength prediction of braided textile composites using a multi-scale approach

Xu, L., Jin, C. Z. & Ha, S., 2015 Feb 22, In : Journal of Composite Materials. 49, 4, p. 477-494 18 p.

Research output: Contribution to journalArticle

Textiles
Composite materials
Micromechanics
Homogenization method
Amplification
2014
7 Citations (Scopus)

Design and fabrication of hybrid composite hubs for a multi-rim flywheel energy storage system

Kim, S. J., Hayat, K., Nasir, S. U. & Ha, S., 2014 Jan 1, In : Composite Structures. 107, 1, p. 19-29 11 p.

Research output: Contribution to journalArticle

Flywheels
Energy storage
Rotors
Fabrication
Composite materials
12 Citations (Scopus)

Effect of shallow-angled skins on the structural performance of the large-scale wind turbine blade

Ha, S., Hayat, K. & Xu, L., 2014 Jan 1, In : Renewable Energy. 71, p. 100-112 13 p.

Research output: Contribution to journalArticle

Wind turbines
Turbomachine blades
Skin
Buckling
Bending (deformation)

Innovative additive manufacturing of composites

Ha, S., 2014 Jan 1, JEC Composites Magazine, 51, 86, p. 49-52 4 p.

Research output: Contribution to specialist publicationArticle

3D printers
Composite materials
7 Citations (Scopus)
Guided electromagnetic wave propagation
Delamination
Composite materials
Viscoelasticity
Surface waves
3 Citations (Scopus)
Fiber Bragg gratings
Thermal expansion
Aluminum
Sensors
Lenses
2013
1 Citation (Scopus)

Forced vibration modeling of rail considering shear deformation and moving magnetic load

Kim, J. S., Kim, S. J., Lee, H., Ha, S. & Lee, Y. H., 2013 Jan 1, In : Transactions of the Korean Society of Mechanical Engineers, A. 37, 12, p. 1547-1557 11 p.

Research output: Contribution to journalArticle

Shear deformation
Rails
Stiffness
Dynamic response
Damping
3 Citations (Scopus)

Numerical analysis of dielectric ceramic and void containing Ni electrode layers of multilayer ceramic capacitors

Lee, S. P., Kim, J. H., Kim, D. J. & Ha, S., 2013 Jun 1, In : Journal of Composite Materials. 47, 13, p. 1593-1604 12 p.

Research output: Contribution to journalArticle

Ceramic capacitors
Numerical analysis
Multilayers
Electrodes
Materials properties
19 Citations (Scopus)

Strength prediction of triaxially loaded composites using a progressive damage model based on micromechanics of failure

Huang, Y., Jin, C. & Ha, S. K., 2013 Mar 1, In : Journal of Composite Materials. 47, 6-7, p. 777-792 16 p.

Research output: Contribution to journalArticle

Micromechanics
Composite materials
Fibers
Laminated composites
Stress-strain curves
2012
22 Citations (Scopus)

Design optimization and fabrication of a hybrid composite flywheel rotor

Ha, S., Kim, S. J., Nasir, S. U. & Han, S. C., 2012 Nov 1, In : Composite Structures. 94, 11, p. 3290-3299 10 p.

Research output: Contribution to journalArticle

Flywheels
Rotors
Fabrication
Composite materials
Filament winding

Innovative design procedures for large-scale wind turbine blades

Ha, S., 2012 Jan 1, JEC Composites Magazine, 49, 70, p. 39-45 7 p.

Research output: Contribution to specialist publicationArticle

Wind turbines
Turbomachine blades
38 Citations (Scopus)

Prediction of material properties of biaxial and triaxial braided textile composites

Xu, L., Kim, S. J., Ong, C. H. & Ha, S., 2012 Aug 1, In : Journal of Composite Materials. 46, 18, p. 2255-2270 16 p.

Research output: Contribution to journalArticle

Materials properties
Textiles
Composite materials
Diamond
Diamonds
26 Citations (Scopus)

Prediction of three-dimensional composite laminate response using micromechanics of failure

Huang, Y., Xu, L. & Ha, S., 2012 Sep 1, In : Journal of Composite Materials. 46, 19-20, p. 2431-2442 12 p.

Research output: Contribution to journalArticle

Micromechanics
Laminates
Composite materials
Stress-strain curves
Thermal stress
1 Citation (Scopus)

Structure analysis and design optimization of stiffeners in LNG tanks

Jin, C., Jin, K. K., Ha, S. K., Seo, H. K. & Yoon, I. S., 2012 Mar 1, In : Transactions of the Korean Society of Mechanical Engineers, A. 36, 3, p. 325-330 6 p.

Research output: Contribution to journalArticle

Natural gas
Liquids
Structural optimization
Structural analysis
Pressure distribution
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

Innovative design of wind turbine blades based on micromechanics of failure

Ha, S., 2011 Jan 1, JEC Composites Magazine, 48, 68, p. 78-80 3 p.

Research output: Contribution to specialist publicationArticle

Micromechanics
Wind turbines
Wind power
Turbomachine blades
1 Citation (Scopus)

Structural analysis for design of anchor straps for a large-scale LNG storage tank with corner protection and inner tank

Jin, C., Ha, S., Kim, S. J. & Lee, Y. H., 2011 Jan 1, In : Transactions of the Korean Society of Mechanical Engineers, A. 35, 12, p. 1543-1548 6 p.

Research output: Contribution to journalArticle

Anchors
Liquefied natural gas
Structural analysis
Structural integrity
Earthquakes
2010
10 Citations (Scopus)

Effects of an open hole on the biaxial strengths of composite laminates

Huang, Y., Ha, S., Koyanagi, J., Melo, J. D. D., Kumazawa, H. & Susuki, I., 2010 Sep 1, In : Journal of Composite Materials. 44, 20, p. 2429-2445 17 p.

Research output: Contribution to journalArticle

Laminates
Composite materials
Finite element method
Micromechanics
Gages
1 Citation (Scopus)

Geometrical range of microscopic stress distribution change due to fibre array irregularities for thermally and transversely loaded CF/epoxy composites

Hojo, M., Mizuno, M., Hobbiebrunken, T., Adachi, T., Tanaka, M. & Ha, S. K., 2010 Mar 1, In : Plastics, Rubber and Composites. 39, 2, p. 99-106 8 p.

Research output: Contribution to journalArticle

Stress concentration
Fibers
Composite materials
Resins
Curing
1 Citation (Scopus)

Life prediction of composite pressure vessels using multi-scale approach

Ha, S. K., Tsai, S. W., Kim, S. J., Hayat, K. & Jin, K. K., 2010 Dec 1, American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP. p. 1179-1185 7 p. (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; vol. 6).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Pressure vessels
Fatigue of materials
Composite materials
Laminates
Macros
22 Citations (Scopus)

Micromechanics of failure for ultimate strength predictions of composite laminates

Ha, S., Huang, Y., Han, H. H. & Jin, K. K., 2010 Sep 1, In : Journal of Composite Materials. 44, 20, p. 2347-2361 15 p.

Research output: Contribution to journalArticle

Micromechanics
Laminates
Fibers
Composite materials
Failure modes

Strengths & lives of composites and Stephen Tsai

Ha, S. K. & Cimini, C. A., 2010 Sep 1, In : Journal of Composite Materials. 44, 20, p. 2345-2346 2 p.

Research output: Contribution to journalEditorial

Composite materials
3 Citations (Scopus)

Transient moisture distribution and hygrothermal stress analysis of composite laminates using equivalent diffusion methods

Sarae, W., Kim, S. J., Kim, J. H. & Ha, S. K., 2010 Sep 1, In : Journal of Composite Materials. 44, 20, p. 2413-2428 16 p.

Research output: Contribution to journalArticle

Stress analysis
Laminates
Moisture
Composite materials
Boundary conditions
2009
69 Citations (Scopus)

Effect of fiber array irregularities on microscopic interfacial normal stress states of transversely loaded UD-CFRP from viewpoint of failure initiation

Hojo, M., Mizuno, M., Hobbiebrunken, T., Adachi, T., Tanaka, M. & Ha, S. K., 2009 Sep 1, In : Composites Science and Technology. 69, 11-12, p. 1726-1734 9 p.

Research output: Contribution to journalArticle

Carbon fiber reinforced plastics
Fibers
Cooling
Carbon fibers
Curing