Professor Stephen C. Danforth

October 2001   

 

Department of Ceramic and Materials Engineering

M. G. McLaren Center for Ceramic Research

607 Taylor Road, Room 204

Piscataway, NJ  08854-8065

Phone:    (732) 445-2211, 445-5700

FAX:   (732) 445-5595

E-mail:  danforth@rci.rutgers.edu

Current Position:

Chair, Department of Ceramic and Materials Engineering, Malcolm G. McLaren Center for Ceramic Research, School of Engineering, Rutgers, The State University of New Jersey, July 1, 2000 to the present.

 

Professional Positions:

q       Professor, Department of Ceramic and Materials Engineering, Center for Ceramic Research,

Rutgers, The State University of New Jersey.  July 1994 to the present.

q       Adjunct Professor, Department of Mechanical Engineering, University of Delaware, July           

1997 to present.

q       Associate Professor, Department of Ceramic Engineering, Center for Ceramic Research,             

Rutgers, The State University of New Jersey.  July 1987 - June 1994.

q       Assistant Professor, Department of Ceramic Engineering, Center for Ceramic Research,              

Rutgers, The State University of New Jersey.  August 1982 - June 1987.

q       Research Associate, Energy Laboratory, Department of Materials Science, Massachusetts       

Institute of Technology, Cambridge, Massachusetts.  May 1978 - July 1982.

 

Current Research Areas:

Powder processing science for advanced structural and functional ceramics: novel fabrication techniques, solid freeform fabrication (SFF), layered manufacturing (LM), rheology and microstructure of water-based agar binders for powder injection molding of ceramics and metals, processing of nanomaterials.

 

Education:

School                                            Degree                                                                   Dates

Brown University                         Ph.D., Materials Science                                     June 1978

Brown University                         M.S., Materials Science                                      June 1975

Brown University                         B.S., Materials Science                                        June 1974

 

Honors and Awards:

q       Best Paper, Award for Excellence: “Piezoelectric Ceramics and Composites via Rapid Prototyping Techniques,” by A. Bandyopadhyay, R. K. Panda, T. McNulty, F. Mohammadi, S. C. Danforth and A. Safari, Rapid Prototyping Journal, Volume 4, No. 1, pp. 37-49, July, 1998, Award in the Rapid Prototyping Journal for the year by the Literati Club, 1999.

q       Elevated to the status of Fellow of The American Ceramic Society, April, 1994.

q       The American Ceramic Society and NICE 1992 Karl Schwartzwalder P. A. C. E. Award, as the Nation’s Outstanding Young Ceramic Engineer, Whose Achievements Have Been Most Significant to His Profession and to The General Welfare of the American People.

 

U.S. Patents:

1.        A. Safari, A. Bandyopadhyay, S. C. Danforth and T. M. McNulty, “Radial Piezoelectric Composites,” U.S. Patent No. 6,049,160, April 11, 2000.

2.        A. Safari, V. F. Janas, A. Bandyopadhyay, R. K. Panda, M. Agarwala, S. C. Danforth, “Methods for Producing Novel Ceramic Composite,” U.S. Patent No. 6,004,500, December 21, 1999.

3.        S. C. Danforth, A. Safari, M. Agarwala, A. Bandyopadhyay, R. van Weeren, N. Langrana, V. Jamalabad and W. Priedeman, “Solid Freeform Fabrication Methods,” U.S. Patent No. 5,900,207, May 4, 1999.

4.        R. van Weeren, M. K. Agarwala, A. Bandyopadhyay, S. C. Danforth and A Safari, “Process for Forming Photonic Bandgap Structure”, U. S. Patent No. 5,997,795, December 7, 1999.

5.        P. Whalen, V. Jamalabad, J. P. Pollinger, M. Agarwala and S. C. Danforth, “Gel Cast Molding With Fugitive Molds”, U. S. Patent No. 5,824,250, October 20, 1998.

6.        S. C. Danforth, A. Safari, M. Agarwala, A. Bandyopadhyay, R. van Weeren, N. Langrana, V. Jamalabad and W. Priedeman, “Solid Freeform Fabrication Methods,” Patent No. 5,738,817, April 14, 1998.

7.        A. Bandyopadhyay, R. K. Panda, V. Janas, M. Agarwala, A. Safari and S. C. Danforth, "Ceramic Composites and Methods for Producing the Same," U. S. Patent No. 5,818,149, October 6, 1998.

8.        A. Safari, A. Bandyopadhyay, R. K. Panda, V. Janas, and S. C. Danforth, “Design and Formation of Angularly Oriented Piezoelectric Ceramic/Polymer Composites," U.S. Patent No. 5,796,207, 1998.

9.        A. Glaeser, J. S. Haggerty, and S. C. Danforth, “Polycrystalline Semiconductor Processing,” U.S. Patent No. 4,379,020, April 5, 1983.

 

Edited Books:

1.     Symposium on Rapid Prototyping Technologies: Tissue Engineering to Conformal Electronics, Edited by S. C. Danforth, D. Dimos, and F. Prinz, Symposium Proceedings of the Materials Research Society Symposium, held on April 24-26, 2000, San Francisco, California, November 2000.

2.     Solid Freeform and Additive Fabrication 1998, Edited by D. Dimos, S. C. Danforth, and M. J. Cima, Symposium Proceedings of the Materials Research Society Symposium, held on November 30-December 1, 1998, Boston, Massachusetts, ISBN #0262-9172, Vol. 542, 1998.

3.     Silicon Nitride 1993, Edited by B. W. Sheldon and S. C. Danforth, Proceedings of the 1993 PAC RIM Symposium on Si-Based Structural Ceramics, American Ceramic Society,       Westerville, OH, ISBN # 0-944904-76-9, 345 pages, 1994.

 

Selected Refereed Journal Papers:

1.        K. C. Labropoulos, S. Rangarajan, D. E. Niesz, S. C. Danforth, “Dynamic Rheology of Agar Gel Based Aqueous Binders”, Journal of American Ceramic Society, 84, 6, 1217-1224, 2001.

2.        D. Qui, N. A. Langrana, S. C. Danforth, A. Safari, M. Jafari, “Intelligent Toolpath Extrusion-based LM Process”, Rapid Prototyping Journal, 7, 1, 18-23, 2001.

3.        A. Bandyopadhyay, S. C. Danforth, and A. Safari, “Effects of Processing History on Thermal Debinding”, Journal of Material Science, 35, 3983-3988, 2000.

4.        M. A. Jafari, W. Han, F. Mohammadi, A. Safari, S. C. Danforth, N. A. Langrana, “A Novel System for Fused Deposition of Advanced Multiple Ceramics”, Rapid Prototyping Journal, Vol. 6, 3, 161-174, 2000.

5.        S. Rangarajan, G. Qi, N. Venkataraman, A. Safari, and S. C. Danforth, “Powder Processing, Rheology and Mechanical Properties of Feedstock for Fused Deposition of Si3N4 Ceramics”, Journal of American Ceramic Society, 83, 7, 1663-1669, 2000.

6.        M. Allahverdi, W. R. Cannon, S. C. Danforth, “Processing and Properties of BlackglasTM-NextelTM 312 (BN) Composites Incorporating Fillers”, Journal of American Ceramic Society, 83, 12, 2929-37, 2000.

7.        N. Venkataraman, S. Rangarajan, M. J. Matthewson, B. Harper, A. Safari, S. C. Danforth, G. Wu, N. Langrana, S. Guceri, A. Yardimci, “Feedstock Material Property – Process Relationships in Fused Deposition of Ceramics (FDC)”, Rapid Prototyping Journal, 6, 4, 244-252, 2000.

8.        X. P. Ruan, S. C. Danforth, A. Safari, and T.-W. Chou, “Saint-Venant End Effects in Piezoceramic Materials”, International Journal of Solids and Structures, p. 2625, Vol. 37, 2000.

9.        G. M. Lous, I. A. Cornejo, T. F. McNulty, A. Safari, and S. C. Danforth, “Fabrication of Piezoelectric Ceramic/Polymer Composite Transducers Using Fused Deposition of Ceramics”, Journal of The American Ceramic Society, 83 [1], pp. 124-28, January, 2000.

10.     N. Langrana, D. Qiu, E. Bossett, S. C. Danforth, M. Jafari, and A. Safari, “Virtual Simulation and Video Microscopy for Fused Deposition Methods”, Journal of Materials & Design, Vol. 21, Number 2, pp. 75-82, April, 2000.

11.     T. Fang, M. Jafari, A. Safari, S. C. Danforth, “Statistical Feedback Control Architecture for Layered Manufacturing”, Journal of Materials Processing and Manufacturing Science, Vol. 7, 4, 391-404, April 1999.

12.     R. Panda, S. C. Danforth, and A. Safari, “Multiple Molds Route for Fabricating Piezoelectric Ceramic/Polymer Composites”, Journal of Materials Science Letters, 18, p. 1395-1397, 1999.

13.     T. F. McNulty, D. J. Shanefield, S. C. Danforth, A. Safari, “Dispersion of Lead Zirconate Titanate for Fused Deposition of Ceramics”, Journal of the American Ceramic Society, Vol. 82 [7] pp. 1757-60, 1999.

14.     X. P. Ruan, S. Danforth, A. Safari, T. -W. Chou, “A Theoretical Study of the Coupling Effects in Piezoelectric Ceramics”, International Journal of Solids and Structures, Vol. 36, pp. 465-487, 1999.

15.     X. P. Ruan, B. A. Cheeseman, A. Safari, S. C. Danforth, and T. -W. Chou, “Design Optimization of Dome Actuators”, IEEE Transactions on Ultrasonics, Ferroelectric and Frequency Control, pp. 1489-1496, Vol. 46, November, 1999.

16.     M. Erdal, S. I. Guceri, and S. C. Danforth, “Impregnation Molding of Particle-Filled Preceramic Polymers: Process Modeling”, Journal of the American Ceramic Society, 82(8), pp. 2017-28, August, 1999.

17.     A. Safari and S. C. Danforth, “Solid Freeform Fabrication of Novel Piezoelectric Ceramics and Composites for Transducer Applications”, Ferroelectrics, Vol. 231, pp. 143-157, February, 1999.

18.     A. Safari, S. C. Danforth, R. Panda, and T. McNulty, “Development of Piezoelectric Ceramics and Composites via SFF Techniques for Transducers”, Journal of the Korean Physical Society, Vol. 32, pp. S1733-S1736, February, 1998.

19.     T. F. McNulty, F. Mohammadi, A. Bandyopadhyay, D. J. Shanefield, S. C. Danforth, and A. Safari, “Development of a Binder Formulation for Fused Deposition of Ceramics”, Rapid Prototyping Journal, Vol. 4, No. 4, pp. 144-150, 1998.

20.     S. C. Danforth, A. Safari, M. Jafari, and N. Langrana, “Solid Freeform Manufacturing (SFF) of Functional Advanced Ceramic Components”, Journal of Naval Reviews, Three, Vol. L., pp. 27-38, 1998.

21.     X. P. Ruan, T. -W. Chou, S. C. Danforth and A. Safari, “Analysis and Optimization of Electro-mechanical Devices Based Upon a Kinematic Model”, Journal of Intelligent Material Systems and Structures, Vol. 8, pp. 868-875, October, 1997.

22.     A. Bandyopadhyay, R. K. Panda, T. F. McNulty, F. Mohammadi, A. Safari and S. C. Danforth, “Piezoelectric Ceramics and Composites via Rapid Prototyping Techniques”, Rapid Prototyping Journal, Volume 4, No. 1, pp. 37-49, July, 1998.

23.     A. Bandyopadhyay, R. K. Panda, V. Janas, M. Agarwala, S. C. Danforth and A. Safari, “Processing of Piezocomposites by Fused Deposition Technique”, Journal of the American Ceramic Society, Vol. 80, 6, 1366-1372, June, 1997.

24.     J. Ballato, R. van Weeren, M. Agarwala, R. E. Riman, and S. C. Danforth, “Patterning for Planar Waveguides”, Electronics Letters, 2nd January, 33, 1, 83-4, 1997.

25.     M. Agarwala, A. Bandyopadhyay, R. van Weeren, A. Safari, S. C. Danforth, N. A. Langrana, V. Jamalabad, P. J. Whalen, “FDC: Rapid Fabrication of Structural Components”, Bulletin of The American Ceramic Society, Vol. 75, No. 11., pp. 60-65, 1996.

26.     R. van Weeren and S. C. Danforth, “The Effect of Grain Boundary Phase Characteristics on the Crack Deflection Behavior in a Silicon Nitride Material”, Scripta. Mat., 34, 10, 1567-1573, 1996.

27.     E. Leone, S. Curran, M. E. Kotun, G. Carrasquillo, R. van Weeren, and S. C. Danforth, “Solid State 29Si NMR Analysis of Amorphous Silicon Nitride Powder”, Journal of The American Ceramic Society, 79, 2, 513-17, 1996.

28.     X. Pan, H. Gu, R. van Weeren, S. C. Danforth, R. M. Cannon, and M. Ruhle, “Grain Boundary Microstructure and Chemistry of a Hot Isostatically Pressed High-Purity Silicon Nitride”, Journal of the American Ceramic Society, 79, 9, 2313-20, 1996.

29.     M. Agarwala, A. Bandyopadhyay, R. van Weeren, V. Jamalabad, P. Whalen, N. A. Langrana, S. C. Danforth, and A. Safari, “Structural Quality of Parts Processed by Fused Deposition of Ceramics, FDC”, Rapid Prototyping Journal, Vol 2, 4, 4-19, 1996.

30.     W. Chang. G. Skandan, S. C. Danforth, M. Rose, A. G. Balogh, H. Hahn, and B. Kear, "Nanostructured Ceramics Synthesized by Chemical Vapor Condensation", Journal of NanoStructured Materials, Vol. 6, 321-324, 1995.

31.     S. H. Yu, R. E. Riman, S. C. Danforth and R. Leung, "Pyrolysis of Titanium-Metal-Filled Poly(siloxane) Preceramic Polymers: Effect of Atmosphere on Pyrolysis Product Chemistry", Journal of the American Ceramic Society, 78, 7, 1818-24, 1995.

32.     W. Chang, G. Skandan, S. C. Danforth, B. Kear, and H. Hahn, "Chemical Vapor Processing and Applications for Nanostructured Ceramic Powders and Whiskers", Journal of Nanostructured Materials, Vol. 4, 5, 507-520, 1994.

33.     W. Chang, G. Skandan, H. Hahn, S. C. Danforth, and B. Kear, "Chemical Vapor Condensation of Nanostructured Ceramic Powders", Journal of NanoStructured Materials, Vol. 4, 3, 345-351, 1994.

34.     R. van Weeren, E. Leone, S. Curran, L. Klein, and S. C. Danforth, "Synthesis and Characterization of Amorphous Si2N2O", Journal of the American Ceramic Society,  77 [10] 2699-702, 1994.

35.     A. Pechenik, G. J. Piermarini, and S. C. Danforth, "Low Temperature Densification of Silicon Nitride Nanoglasses", Journal of NanoStructured Materials, 2, 479-486, July 1993.

36.     I. Tsao, S. C. Danforth and A. B. Metzner "Rheological Behavior of Injection Moldable Silicon Powder-Silicon Carbide Whisker Formulations", Journal of the American Ceramic Society, 76, 12, 2977-84, June, 1993.

37.     P. Lu, S. C. Danforth, and W. T. Symons, “Microstructure and Grain Boundary Characterization of HIP'ed High Purity Silicon Nitride", Journal of Mater. Sci., 28 4217-4222, May, 1993.

38.     I. Tsao and S. C. Danforth, "Injection Moldable Ceramic-Ceramic Composites: Compounding Behavior, Whisker Degradation, and Orientation", Bull. Am. Cer. Soc., 72, 2, 55-67, February, 1993.

39.     M. M. Chadwick, J. J. Petrovic, S. C. Danforth, and T. E. Mitchell, "Topotactic Growth of Si2ON2 on SiC", Acta Metall. Mater., 41, 2, 375-386, 1993.

40.     S. C. Danforth, "Synthesis and Processing of Ultrafine Powders for Si3N4 Ceramics", J. Nano-Structure Materials, 1, 3, 197-202, 1992.

 

Select Plenary, Keynote and Invited Talks/Lectures (1996-2001):

1.        November, 2001, (Invited), S. C. Danforth, A. Safari, “Solid Freeform Fabrication: Opportunities for Structures with Novel Designs”, PAC RIM Conference, American Ceramic Society, Maui, HI.

2.        August, 2001, (Keynote), S. C. Danforth, A. Safari “Solid Freeform Fabrication: Technologies for Enhanced Performance Through Design”, Eighth International Conference on Composites Engineering, Tenerife, Spain.

3.        April, 2001, (Invited), S. C. Danforth, A. Safari, N. Langrana, M. Jafari, “Solid Freeform Fabrication: Opportunities for Enhanced Performance Through Design”, National Defense Industries Association, Atlantic City, NJ.

4.        February, 2001, (Invited), S. C. Danforth, A. Safari, N. Langrana, M. Jafari, “Fused Deposition of Ceramics: Opportunities for Novel Structures”, Department of Mechanical Engineering, Johns Hopkins University, Baltimore, MD.

5.        August, 1999, (Plenary), G. Wu, N. Langrana, S. Rangarajan, R. McCuiston, S. C. Danforth, and A. Safari, “Fabrication of Metal Components using FDMet - Fused Deposition of Metals”, SFF Symposium, The University of Texas at Austin, Austin, TX.

6.        June, 1999, (Invited), A. Safari, S. C. Danforth, M. Jafari, N. Langrana, T. W. Chou,
“Novel Piezoelectric Ceramics and Actuators Produced by FDC Method”, DARPA/ONR Workshop on Solid Freeform Fabrication, Woods Hole, MA.

7.        May, 1999, (Invited), S. C. Danforth, A. Safari, N. Langrana, and S. Rangarajan, “SFF of Ceramics”, NASA Langley, Langley, VA.

8.        November, 1998, (Invited), S. C. Danforth and A. Safari, “Solid Freeform Fabrication of Functional Ceramics”, Department of Mechanical Engineering, University of Minnesota, Minneapolis, MN.

9.        October, 1998, (Invited), S. C. Danforth and A. Safari, “Solid Freeform Fabrication of Functional Ceramic Components”, Department of Mechanical Engineering, University of Delaware, Newark, DE.

10.     October, 1998, (Invited), S. C. Danforth and A. Safari, “Solid Freeform Fabrication of Functional Ceramic Components”, The Minerals, Metals and Materials Society, Chicago, IL.

11.     July, 1998, (Invited), S. C. Danforth and A. Safari, “Manufacturing Options for Ceramics Made by Deposition Method”, Pacific Coast Meeting of The American Ceramic Society, Solid Freeform Fabrication Symposium, Honolulu, HI.

12.     October, 1997, (Invited), S. C. Danforth and A. Safari, “Design and Manufacturing Opportunities in Advanced Ceramics Using SFF Process”, 49th Pacific Coast Regional and Basic Science Meetings, San Francisco, CA.

13.     October, 1997, (Invited), S. C. Danforth and A. Safari, “SFF Manufacturing of Advanced Ceramics”, Workshop in Environmentally Benign Manufacturing, Rutgers, The State University, Piscataway, NJ.

14.     June, 1997, (Invited), S. C. Danforth, A. Safari, M. Jafari, R. Lin and N. Langrana, “Layered Manufacturing of Electromechanical Components”, Capitol Hill, Washington, D. C.

15.     May, 1997, (Invited), S. C. Danforth, A. Safari, N. Langrana, M. Jafari, R. Lin, T.-W. Chou and N. Langrana, “Layered Manufacturing: An Intelligent CAD Based System”, American Association of University Professors, Basic Research In The National Defense, Washington, DC.

 

Editorship:

q                   Associate Editor of Journal of the American Ceramic Society, 1989 - Present

q                   Editorial Board Member of the Journal of Materials Processing  and Manufacturing Science,   

            1991-Present

 

Seminar and Conference Organization (1995 to present):

q                   Materials Research Society, Fall Meeting, Symposium on Rapid Prototyping Technologies: Tissue Engineering to Conformal Electronics, Co-Organizer, December, 2001.

q                   Materials Research Society, Spring Meeting, Symposium on Solid Freeform and Additive Fabrication, Co-Organizer, Editor, April, 2000.

q                   Materials Research Society, Fall Meeting, Symposium on Solid Freeform Fabrication and Additive Manufacturing, Co-Organizer, December 1998.

q                   Gordon Research Conference on Tailored Ceramics, Session Chair and Discussion Leader, August, 1998.

q                   University of Texas at Austin, Solid Freeform Fabrication Symposium Advisory Board, 1998 to present.

q                   American Ceramic Society, Symposium on SFF Organizer, and Session Chair, May, 1998.

q                   Materials Research Society, Spring Meeting, Symposium on Solid Freeform Fabrication, Co-Organizer and Session Chair, April, 1997.

q                   American Ceramic Society, Annual Meeting Symposium on Solid Freeform Fabrication, Co-Organizer and Session Chair May, 1995, 1996, 1997.

q                   International Society for the Application of Ferroelectrics, Chair Local Organizing Committee, August, 1996.