Surendra N Tewari, Ph D
 Title: Professor
 Dept: Chemical & Biomedical Engineering
 Office: FH 464
 Phone: 216-523-7342
 Fax: 216-687-9220
 Address: 2121 Euclid Ave. FH 464, Cleveland, OH 44115

Courses Taught


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Research Keywords:
Solidification processing, Processing-structure-property relationship, High temperature Materials, Environmental Barrier Coating, Biomedical Materials, Nanoporous materials.
Ph.D., Materials Engineering, Purdue University, 1974
M.S., Metallurgical Engineering, Purdue University, 1970
B.S., Metallurgical Engineering, Indian Institute of Technology, Kanpur, 1968
Brief Bio:
Research Interest: Materials Processing-Structure-Properties Relationships, Convection Effects in Solidification Processing, NDE-Thermal/Environmental Barrier Coatings, Nano/microporous materials.

Employment Histrory:
1974-76: National Research Council Research Associate at NASA Lewis Research Center, Cleveland (Ohio).
1976-81: Scientist, Defense Metallurgical Research Laboratory, Hyderabad, India.
1981-83: Assistant Director, Defense Metallurgical Research Laboratory, Hyderabad, India.
1/84-5/86: National Research Council Senior Research Associate, NASA Lewis Research Center, Cleveland (Ohio).
5/86-9/91: Associate Professor, Chemical Engineering Department, Cleveland State University, Cleveland (Ohio).
9/91-Present: Professor, Chemical and Biomedical Engineering Department, Cleveland State University, Cleveland (Ohio).
Honors and Awards:
1. Member Editorial Advisory Board of the Trans┬Čactions of the Indian Institute of Metals (Dec. 81-85).
2. "National Metallurgist Award" for the year 1984, by the Indian Government and the Indian Institute of Metals.
3. "Chairman, Program Committee", American Society for Metals, Cleveland Electronic Materials, Chapter (86-87).
4. Session Co chairman, "Undercooling Effects During Containerless Processing", ASM World Materials Congress, Chicago, Sept. 88.
5. Session Chairman, "Materials Sciences-Experimental Results" during XXVIIIth International Councils of Scientific Unions Committee on Space Research (COSPAR) Conference on Microgravity Research, Hague, Netherlands, June 90.
6. Reviewer for "National Space Grant College and Fellowship Program, The Designation of Space Grant College", June 89; 17 universities across USA were selected as Space Grant Colleges by NASA by this review process.
7. "Distinguished Faculty Award for Research" of the Cleveland State University (1994).
8. Certificate of Recognition for NASA Tech Brief, "Zone Directional Solidification of NiAl Composites" (1996).
9. Member Peer Review Panel, "Microgravity Research Division-Basics of Solidification", NASA-Headquarters, (1999).
10. Co-Organizer and Session Chairman, "S.R. Coriell Symposium on Alloy Solidification and Crystal Growth" ASM Annual Meeting, 1999, Cincinnati.
11. "Outstanding Teacher" award from Cleveland State University Center for Teaching and learning (1999).
12. Finalist of the "Northern Ohio Live" 2000 Award of Achievement.
13. The Metallurgical Society's Champion H. Mathewson Award for the "paper or series of closely related papers considered the most notable contribution to metallurgical science during 2003" (March 2004, Charlotte, North Carolina).
14. Co-Organizer and Session Chairman, "Progress in Solidification and Crystal Growth Technology in the Last Century" ASM Materials Solutions 2003, Pittsburgh.
15. Elected Fellow of ASM (2004) for "Outstanding scientific and technical contributions in solidification processing of materials".
Research Interests:
Previous Research interest has been in Transport Phenomena ( Solid state diffusion, Point defects, Anelastic relaxation), Powder Metallurgy Processing (Argon Atomization, Hot isostatic pressing, P.M. superalloy development for gas turbine disk applications) and  Solidification Processing (Investment casting and directional solidification technology for superalloy gas turbine components. Directionally solidified in situ composites).

Currently involved in Solidification Fundamentals (Rapid quenching, Undercooling, Cellular/dendritic microstructure development, Influence of convection on solidification morphology and segregation, Microgravity),  Thermal/Environmental Barrier Coating and  Nanoporous Materials.
Teaching Areas:
Materials Science
Materials Selection and Properties
Solidification Processing
Computer Programing
Professional Affiliations:
1.The Metallurgical Society.
2.American Society for Metals, International.
Research Grants:
6. "Modification of Environmental/Thermal Barrier Coatings for Silicon Based Ceramics", NASA-Lewis Research Center, Cleveland, OH. (NCC-445), 96: $111,170, 97: $118479, 98: $116,619, 99: $127,220, 2000: $133,741.
7. "Development, Evaluation and Modeling of Advanced Ceramic Fibers for High Temperature Composites", NASA Lewis Research Center, Cleveland, Ohio; (NCC 3 393, 96:$100,770, 97: $107,074, 98: $108,450, 99: $117,261).
8. "Refractory Oxide and Glass Ceramic Thermal Barrier Coatings with and without YSZ Overlay Coating for Advanced Land Based Gas Turbines", ATGSR, North Carolina (LEEK-R1), 9: $103,520, 98: $105,705., 99: $104,454 :Co-I.: Dr. K.N. Lee).
10."Spectroscopic Non Destructive Evaluation of Environmental Barrier Coating on Ceramic Composites", Allied Signal Engines, (LEEK-A03) 2000: $50,895, 01: $51,613. (Co-I.: Dr. K.N. Lee).
11. "Development of high temperature, low thermal conductivity environmental and thermal barrier coatings",NASA-Glenn Rsch. Ctr., (TWIR-45, NCC-3-853): 2001:  $145,308, 02:$154,870, 2003: $153,468).
12. "Interface Pattern Selection Criterion for Cellular Structures in Directional Solidification" Co-I: Dr. R. Trivedi (Iowa State University), NASA-MSFC, (TWIR-32): 96: $55,000, 97: $70,000, 98: 70,000, 99: $33,000, 00: $70,000, 01: $70,000, 2002: $70,000, 2003: $64,300, 2004: $70,000).
13. "Comparison of Structure and Segregation in Alloys Directionally Solidified in Terrestrial and Microgravity Environments", NASA-MSFC, Co-I.: D.R. Poirier and J.C. Heinrich (Univ. of Arizona): (TWIR-33), 96: $58,284, 97: $81,750, 98:$54,662, 99: $57,231, 2000: $59,616, 01: $60,900 , 02: $64,470, 03: $77,000).
14."Spectroscopic In-Situ Non-Destructive Evaluation to Monitor the Health of Thermal Barrier Coatings" South Carolina Institute for Energy Studies (Department of Energy): (LEEK-A05), 2003: $125,757, 2004: $124,091, 2005: $70,884, 2006: $70,884.
15. "Strain-tolerant Self-sensing  Environmental Barrier Coating for SiC/SiC Ceramic Matrix Composites and Si3N4 Ceramics", NASA-Head Quarters: $205,321 (07-08), $200,072 (08-09), $204,465 (09-10).
16. "Optical Instrumentation, Non-Destructive Evaluation, High Temperature Materials and Structures and Numerical Modeling for Advanced Aerospace Application┬┐, NASA-Glenn Research Center (TEWAR-55-56-57-58): $1,621,456 (2007-12).
17. "Effect of Convection and Step-Change in Growth Speed on Dendritic Array Morphology during Directional Solidification┬┐, NASA-Marshall Space Flight Center & The University of Arizona (TEWAR-59): $238,732 (2008-12).
18. "Modification of surface nanotexture in Ti-6Al-4V alloy to promote attachment and growth of bone forming cells", Cleveland State University (Undergraduate Honors Program:2012) $7,880.