Recent site activity

Publications

Peer Reviewed Journals:

B.R. Campbell and M. Tiryakioglu, “Quantitative Analysis of Holes Produced in Laser Micromachining: A New Quality Index" 2009 ASME Journal of Engineering Materials and Technology 131 iss.3 031011-031017

B.R. Campbell, J.A. Palmer, and V.V. Semak, “Peculiarity of metal drilling with a commercial femtosecond laser” 2007 Applied Surface Science 253 pp. 6334-6338.

V. V. Semak, B. R. Campbell, and J. G. Thomas “On the possible effect of pedestal pulse on material removal by ultrahigh intensity laser pulses” 2006 J. Phys. D: Appl. Phys. 39 pp. 3440-3449.

V. V. Semak, J. G. Thomas, and B. R. Campbell, “Drilling of steel and HgCdTe with the femtosecond pulses produced by a commercial laser system” 2004 J. Phys. D: Appl. Phys. 37 pp. 2925-2931.


Conference Proceedings:

B.R. Campbell, L.A. Forster, D.M. Bernot, “Novel Applications of Sub-Surface Laser Machining.” Proc. of SPIE 7920, 2011.

B.R. Campbell, J.A. Moore, T. M. Lehecka, J.G. Thomas, V.V. Semak “High Quality Machining of Non-Metals with a Picosecond Laser” Proc. of ICALEO paper M208, 2009.

B. R. Campbell; L. A. Forster; J. A. Moore; T. M. Lehecka; J. G. Thomas; V. V. Semak. “A study of material removal rates for shallow drilling with an ultrashort pulse laser” Proc. SPIE 7201, 2009,

B.R. Campbell, T.M. Lehecka, J.G. Thomas, V.V. Semak "A Study of Material Removal Rates Using the Double Pulse Format with Nanosecond Pulse Laser on Metals" Proceedings of ICALEO 2008. (This paper is also displayed on General Atomics website http://www.galasers.com/datasheets.html)

B. R. Campbell; L. A. Forster; T. M. Lehecka; J. G. Thomas; V. V. Semak, “Shallow Hole Drilling with Ultrashort Pulse Lasers” Proc. SPIE 6879. 2008.

B.R. Campbell, T.M. Lehecka, V.V. Semak, J.G. Thomas “Effect of the double pulse format for picosecond pulse laser drilling in metals” Proc. ICALEO paper M906 (2007)

B.R. Campbell, R.C. Campbell, T.M. Lehecka, V.V. Semak, J.G. Thomas “Performance of picosecond laser pulse drilling, including an evaluation of the double pulse machining method” Proc. Lasers in Manufacturing, Munich World Congress of Photonics (2007)

G.A. Helmininack, D.D. Gladysiewski, F. Zhou, K. Hershman, B.R. Campbell, and J.G Thomas “Supercontinuum Generation in Photonic Crystal Fibers for Undergraduate Laboratory” Proc. of ETOP, Poster VI , 2007.

R.C. Campbell, B.R Campbell, T.M. Lehecka, J.A. Palmer, and G.A. Knorovsky “Precision Laser Bending of Thin Precious Metal Alloys” Proc. SPIE 6459, 2007.

B.R. Campbell, V.V. Semak, and J.G. Thomas “An Analysis of Ultrashort Pulse Laser Micromachining Parameters for the Optimization of Shallow Hole Drilling” Proc. SPIE Vol. 6261, 62612D, 2006.

V.V. Semak, J.G. Thomas, B.R. Campbell, “Comparison of Drilling Rates and Material Removal Dynamics for Nanosecond and Femtosecond Laser Pulses” Proceedings of SPIE Vol. 5713 pp516-521, 2005.

B.R. Campbell, V.V. Semak, J.G. Thomas, “Ultrashort Pulse Laser Micromachining Performance Enhancements” ICALEO Conference paper M407, Miami, FL, November 2005.

V. V. Semak, J. G. Thomas and B. R. Campbell, “Study of the interaction of a femtosecond laser pulse with metals and semiconductors” presented at the DEPS Ultrashort Pulse Laser Materials Interaction Workshop, Boulder, CO, Sept 23-24, 2004.

V. V. Semak, J. G. Thomas and B. R. Campbell, “Melting threshold and melt removal dynamics during laser interaction with steel and HgCdTe in femtosecond regime” Proceedings of SPIE Vol. #5339: Photon Processing in Microelectronics and Photonics III, Jan 2004.


Supervised Student Research: 

Design and construction of an automated laser power level measurement and control system. Senior Design Project for Ryan George and Renee Leroy, Pennsylvania State University (2009)


Undergraduate (Honors) Thesis: 

A Study of the Laser Ablation Characteristics of Mercury Cadmium Telluride for the Purpose of Forming p-n Junctions and Other Micro Applications, Pennsylvania State University (2003)


Graduate Thesis: 

A Further Study of the Laser Ablation Characteristics of Mercury Cadmium Telluride for the Purpose of Forming p-n Junctions and Other Micro Applications, Pennsylvania State University (2003) 


Ph.D. Dissertation: 

An Exploration of Methods for the Analysis of Ultrashort Pulse Laser Performance for the Optimization of Micromachining Manufacturing Processes, Robert Morris University (2009)
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