1.   Gupta, N., Kishore, Woldesenbet, E., Sankaran, S.; Studies on compressive failure features in syntactic foam material; J. Mater. Sci., Vol. 36, No. 18, 2001, 4485-4491.

2.   Gupta, N., Brar, B. S., Woldesenbet, E.; Effect of filler addition on the compressive and impact properties of glass fiber reinforced epoxies; Bulletin of Mater Sci., Vol. 24, No. 2, Apr. 2001, 219-223.

3.   Gupta, N., Kishore, Sankaran, S.; On the Characterization of Syntactic Foam Core Sandwich Composites for Compressive Properties; J. Reinforced Plastics and Composites, Vol. 18, No. 14, 1999, pp. 1347-1357.

4.   Gupta, N., Karthikeyan, C. S., Sankaran, S., Kishore; Correlation and Processing Methodology to the Physical and Mechanical Properties of Syntactic Foams with and without Fibers; Materials Characterisation, Elsevier Science, Vol. 43, No. 4, 1999, pp. 271-277.

5.   Gupta, N., Kishore, Murthy, C. R. L., Dwarkanath, A., Sankaran, S., On the Associated Problems of using Ultrasonic Imaging in Characterizing Closed Cell Rigid Foam and their Sandwich Configurations; J. Non-Destructive Evaluation, Vol. 18, No. 3-4 1998, pp. 27-31.

6.   Gupta, N., Woldesenbet, E., Kishore, Sankaran, S.; Response of Syntactic Foam Core Sandwich Structured Composites to Three-Point Bending; J. Sandwich Str. and Compos., accepted, in press.

7.   Woldesenbet, E., Gupta, N., Vinson, J. R.; Determination of Moisture Effects on Impact Properties of Composite Materials; J. Mater. Sci., accepted, in press.

8.   Gupta, N., Woldesenbet, E., Kishore; Compressive fracture features of syntactic foams – microscopic examination; submitted to J. Mater. Sci., accepted, in press.

1.   Gupta, N., Woldesenbet, E.; Microscopic studies of syntactic foams tested under three-point bending conditions; in proceedings of ETCE-2002, Feb 2002, Houston, TX.  

2.  Gupta, N., Woldesenbet, E.; FEM Contact Analysis and Experimental Investigation of the Effect of Radius Ratio of Cenospheres on Syntactic Foams; 10th US-Japan Conference on Composite Materials, Sept 16-18, 2002 - Stanford University, CA, USA.

3.   Gupta, N., Woldesenbet, E.; Modeling of glass cenosphere filled epoxy composites; TMS Annual Meeting 2002, Feb 2002, Seattle, WA.

4.   Gupta, N., Woldesenbet, E.; Stress Concentration Factor approach to analyze the Deformation and Fracture behavior of Particulate Composites; in proceedings of ASC 16^th Annual Conference, Blacksburg, VA, Sept. 9-12, 2001.  

5.   Gupta, N., Woldesenbet, E.; Deformation and Fracture Characteristics of Cenosphere filled Epoxies under Compressive Loading Conditions; in proceedings of ETCE-2001, Feb 2001, Houston, TX.

6.   Gupta, N., Woldesenbet, E.; Stress Intensity factor approach for estimation of fracture behavior of cenospheres filled polymers; TMS Annual Meeting 2001, New Orleans, LA.

7.   Gupta, N., Woldesenbet, E.; Effect of Cenospheres Incorporation on Deformation Behavior of Epoxy Composites; DoE EPSCoR LS-LAMP Research Conference, Feb 2001, New Orleans, LA.

8.   Gupta, N., Woldesenbet, E.; Experimental studies on three point bending of syntactic foam core sandwich structured composites; TMS Fall Meeting 2001, Indianapolis, IN.

9.   Gupta, N., Woldesenbet, E.; Effect of Filler Addition on Mechanical Properties of Glass Fiber Reinforced Epoxies; TMS Fall Meeting-2000, Oct 2000, St. Louis, MO.

10. Gupta, N., Woldesenbet, E.; Reinforced Syntactic Foam; poster presented at International Metallographic Society Metallography contest at TMS Fall Meeting-2000, Oct 2000, St. Louis, MO.

11. Gupta, N., Woldesenbet, E.; Modeling of Filler Containing Polymer Matrix Composites; Intellectual Gumbo, 1999, Louisiana State University, Baton Rouge.

12. Gupta, N., Kishore; Optimization of Void Content by the Introduction of Glass Fibers;   COMPOSIT-98, Indian Institute of Technology - Kharagpur (India).