Recent progress on scanning laser epitaxy: A new technique for growing single crystal superalloys

20th Annual International Solid Freeform Fabrication Symposium, SFF 2009

Volumn , Issue , 2009, Pages 799-806

  Kirka, Michael ^a   Bansal, Rohan ^a   Das, Suman ^a  

^a GEORGIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EPITAXIAL GROWTH; NICKEL DEPOSITS; REPAIR;

LASER MANUFACTURING; MICROSTRUCTURE DEVELOPMENT; NICKEL SUPERALLOY; NICKEL- BASED SUPERALLOYS; RECENT PROGRESS; SCANNING LASER EPITAXIES; SINGLE CRYSTAL SUPERALLOYS; TURBINE ENGINE COMPONENTS;

SUPERALLOYS;

EID: 84856239226     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (8)

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2. M. Gaumann et al., "Epitaxial laser metal forming: analysis of microstructure formation", Materials Science and Engineering A, Vol. 271, pp. 232-241 (1999).
3. M. G. Glavicic, K.A. Sargent, P.A. Kobryn and S.L. Semiatin, " The repair of single crystal nickel superalloy turbine blades using laser engineered net shape (LENS™) technology", Air Force Research Labs Document No. AFRL-ML-WP-TR-2003-4103.
4. J. W. Park, S. S. Babu, J. M. Vitek, E. A. Kenikm and S. A. David, "Stray grain formation in single crystal Ni-base superalloy welds", Journal of Applied Physics, Vol. 94, pp.4203-4209 (2003).
5. S. Mokadem, Epitaxial laser treatment of single crystal nickel-base superalloys, Ph.D. Dissertation, EPFL Lausanne, Switzerland (2004).
6. P. Caron and T. Khan, "Evolution of Ni-based superalloys for single crystal gas turbine blade applications" Aerospace Science and Technology, Vol. 3, pp. 513-523 (1999).
7. M. Donachie, Superalloys: A Technical Guide, ASM International, Materials Park, OH pp. 273 (2002).
8. Kral, J. and Matthews E. K. "Pyrolaser&Pyrofiber Infrared Temperature Measurement With Automatic Emissivity Correction." Paper presented at the International Fair of Metallurgy, Ostrava, Republic of Czechoslovakia, May (1996).