PhotoMachining - Laser Micromachining and Microfabrication Systems and Laser Contract Manufacturing

Publications by Ronald D. Schaeffer, Ph.D.

1. R.W. Lovejoy, R. Schaeffer, D.L. Frasco, C.C. Chackerian and R.W. Boese, "Absolute Line Strengths of Phosphine Gas Near 5 µm.", J. Mol. Spectrosc. 109, 246 (1985).

2. R. Schaeffer and R.W. Lovejoy, "Absolute Line Strengths of 7⁴GeH₄ near 5 µm." J. Mol. Spectrosc. 113, 310 (1985).

3. R. Schaeffer, R.W. Lovejoy, W.B. Olson and G. Tarrago, "Analysis of the High Resolution Spectrum of ²8SiH₃D from 1450-1710 cm-1", J. Mol. Spectrosc. 128, 135 (1988).

4. R. Schaeffer, J. Sproul, J. O’Connell, C. Van Vloten, A.W. Mantz, "Multipass Absorption Cell for Low Concentration H₂O Analysis using a Pb-Salt, Tunable Diode Laser Spectrometer", Applied Optics, 28, 1710 (1989).

5. R. Schaeffer, T.P. McGarry, M.J. Scaggs, "Materials Processing with Excimer Lasers", Materials and Manufacturing Processes, Volume 5, Number 4, 1990.

6. G. Ogura, R. Andrew, and R. Schaeffer, "Practical Consequences of Matching Real Laser Sources to Target Illumination Requirements", Proceedings from Photonics West ‘96 Conference,Volume 2703, pp. 30-40, Society for Photooptical Instrumentation Engineers, San Jose, CA February 1996.

7. R. Schaeffer, "Micromachining Technology", PhotoMachining, Inc. Micromachining Seminar, course notes updated 2000.

8. J. Angell and R. Schaeffer, "Laser Processing of Ceramics and CVD Diamond Film", Proceedings from Advancements in the Application of Ceramics in Manufacturing, Society of Manufacturing Engineers, Newton, MA, October 1996.

9. J. Angell, W. Ho, J. Bernstein, R. Schaeffer, "Processing Parameters for Laser Micromachining", Proceedings from Photonics West ‘97 Conference, Society for Photooptical Instrumentation Engineers, San Jose, CA, February 1997.

10. R. Schaeffer, "Novel High-power Nd:YLF Laser for CVD-Diamond Micromachining", Proceedings from Micromachining and Microfabrication Process Technology, Volume 2639, pp.325-334, Society for Photooptical Instrumentation Engineers, Austin, TX 1995.

11. R. Schaeffer, L. Chen, and W. Ho, "Laser Planarization of Chemical Vapor Deposited Diamond Film", Proceedings from Photonics West ‘96 Conference, Society for Photooptical Instrumentation Engineers, San Jose, CA, February 1996.

12. J. Bernstein, J. Guerette, and R. Schaeffer, "Polyimide Processing with a CW Pumped Q-Switched Frequency Doubled Nd:YLF Laser", Proceedings from Photonics West ‘97 Conference, Society for Photooptical Instrumentation Engineers, San Jose, CA, February 1997.

13. R. Schaeffer, "Quality Control Issues in Laser Micromachining", Proceedings from MD&M West ‘96 Conference, Cannon Communications, Anaheim, CA February 1996.

14. R. Schaeffer, "Laser Micromachining of Disposable Medical Devices", Proceedings from Manufacturing Medical Plastics ‘95 Conference, Society of Manufacturing Engineers and the Plastics and Molders and Manufacturers Group, Chicago, IL August 1995.

15. R. Schaeffer, "Laser Micromachining of Medical Devices", Medical Plastics and Biomaterials, May/June 1996.

16. R. Schaeffer, "Laser-manufactured Features in Medical Catheters and Angioplasty Devices",Medical Device & Diagnostics Industry, November 1996.

17. R. Schaeffer, "Laser-based Dielectric Material Removal",Industrial Laser Review, Pennwell Publishing, Tulsa, OK, December 1996.

18. R. Schaeffer and J. Angell, "A Promise of Cost Effective Solutions in Microelectronics Manufacturing", Photonics West 1997 Conference Proceedings, SPIE, San Jose, CA, February 1997.

19. J. Angell, W. Ho and R. Schaeffer, "Effects of Taper on Drilling and Cutting with a Pulsed Laser", Photonics West 1997 Conference Proceedings, SPIE, San Jose, CA, February 1997.

20. U. Ortabasi, D. Meier, J. Easoz, R. Schaeffer, M. Stepanova, W. Ho, J. Stokes, S. Drummer, J. Jafolla, P. McKenna, "Excimer Micromachining for Texturing Silicon Solar Cells", Photonics West 1997 Conference Proceedings, SPIE, San Jose, CA, February 1997.

21. R. Schaeffer, "Laser MicroMachining: High Speed Hole Drilling for Electronics Packaging" (in Japanese - English translations available), Japanese Electronics Technology, April 1997.

22. D. Wall and R. Schaeffer, "Using Lasers for Leak Test Validation in Medical Device Manufacturing", MDM East Conference Proceedings, New York, NY; Canon Communications, Anaheim, CA, June 1997.

23. R. Schaeffer, J. O’Connell, M. Gitin, E. Rea, A. Caprara, G. Nazary, "The Use of Solid State Lasers to Replace Traditional UV Photon Sources in Medical Device Manufacturing", ICALEO Conference Proceedings, Laser Institute of America, San Diego, CA, November 1997.

24. R. Schaeffer, "Excimer Lasers…Unique Manufacturing Tools", Job Shop Technology, January and March 1997.

25. R. Schaeffer, "An Overview of Laser Microvia Drilling", Future Circuits International, Issue #3, Technology Publishing, Ltd., London, England, 1998

26. D. Fritz, S. Castaldi, F. Durso, R. Schaeffer, J. O’Connell, G. Kardos, "Limits of Copper Plating in High Aspect Ratio Microvias", presented at the Printed Circuits Conference, IPC, Long Beach, CA, April 1998, and published in CircuiTree, Campbell, CA, September 1998

27. R. Schaeffer, "Marking Medical Products with Lasers", Proceedings of MD&M East, New York, NY, Canon Communications, June 1998.

28. R. Schaeffer, Chapters Published in LIA Handbook of Laser Materials Processing, John F. Ready and Dave F. Farson, eds., Laser Institute of America and Magnolia Publishing, Inc., Orlando, FL, 2000.

29. R. Schaeffer, "High Resolution, Low Taper Excimer Laser Machining of Thick Materials", NASA SBIR Contract #NAS5-38042, Phase I Final Report

30. R. Schaeffer, "A Status Report on Laser Micromachining", Industrial Laser Review, Vol. 13, #9, Pennwell Publishing, Tulsa, OK, September 1998

31. R. Schaeffer, "Laser Microvia Drilling – Recent Advances", CircuiTree, CircuiTree Publishing, Campbell, CA, December 1998.

32. R. Schaeffer, "A Radiant Solution – Using Laser Micromachining to Drill High Quality Holes in Ceramic Substrates", Ceramic Industry, Business News Publishing Corp., Northbrook, IL, June 1999.

33. R. Schaeffer, "The Case for Laser Microvia Drilling", Industrial Laser Solutions, Pennwell Publishing, Tulsa, OK, March, 1999.

34. R. Schaeffer and G. Kardos, "Laser Repair of Printed Circuit Boards", CircuiTree, Business News Publishing Company, Northbrook, IL, August, 2000.

35. R. Schaeffer and T. Hannon, "Micromachining in the UV", Laser Focus World, , Pennwell Publishing Company, Tulsa, OK, February, 2001.

36. R. Schaeffer, "A Closer Look at Laser Ablation", Industrial Laser Solutions, Pennwell Publishing, Tulsa, OK, September, 2000 and re-published in Laser Focus World, Pennwell Publishing, Tulsa, OK, June 2001.

37. R. Schaeffer, "Basic Laser Physics (Lasers 101)", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, September, 2000.

38. R. Schaeffer, "Material/Photon Interaction", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, October, 2000.

39. R. Schaeffer, "Preparing Your Facility for Laser Tools", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, November, 2000.

40. R. Schaeffer, "How to Decide on Commercially Available Microvia Drillers", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, December, 2000.

41. R. Schaeffer, "Lasers for Board Testing", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, January, 2001.

42. R. Schaeffer, "Lasers for Direct Imaging", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, February, 2001.

43. R. Schaeffer, "Some Other Applications of Lasers in PCB and Flex Production", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, March, 2001.

44. R. Schaeffer, "Lasers in Related Microelectronic Related Fields: Part I", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, April, 2001.

45. R. Schaeffer, "Lasers in Related Microelectronic Related Fields: Part II", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, May, 2001.

46. R. Schaeffer, "Review of Laser Technology at IPC 2001 Expo", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, June, 2001.

47. R. Schaeffer, "Prospects for Laser Processing Go Up as Market Goes Down", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, July, 2001.

48. R. Schaeffer, "Pulse Length and Peak Power", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, August, 2001.

49. R. Schaeffer, "Novel Approaches to CO₂ Laser Design", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, September, 2001.

50. R. Schaeffer, I. Syrgabaev, "Lasers Used in the Production of Solar Panels", Industrial Laser Solutions, Pennwell Publishing, Tulsa, OK, January, 2001.

51. R. Schaeffer, "Peter Lymn’s 50th Birthday Party", CircuiTree, Business News Publishing Company, Northbrook, IL, January, 2001.

52. R. Schaeffer, "A Visit With CEMCO", published in February CircuiTree Web site, CircuiTree, Business News Publishing Company, Northbrook, IL, February, 2001.

53. R. Schaeffer, "Understanding Fundamental Optics – Part I", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, October, 2001.

54. R. Schaeffer, "NUTS !", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, November, 2001.

55. R. Schaeffer, "Understanding Fundamental Optics – Part II", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, December, 2001.

56. R. Schaeffer, "Understanding Fundamental Optics – Part III", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, January, 2002.

57. R. Schaeffer, "When is the Right Time to Buy a Laser Tool?", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, February, 2002.

58. R. Schaeffer, "Micromachining with Ultrafast Pulse Lasers", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, March, 2002.

59. R. Schaeffer, "Is Anybody Out There?", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, April, 2002.

60. T. Hoult (and R. Schaeffer – they forgot to list it!), "Lasers – The Best Prescription for Processing Medical Materials", Medical Design News, Penton Media, Cleveland, OH, April, 2002.

61. R. Schaeffer, J. O’Connell, "Comparison of Some Lasers Used for MicroMachining Plastics", Industrial Laser Solutions, Pennwell Publishing, Tulsa, OK, May, 2002.

62. R. Schaeffer, G. Kardos, J. Keating, "Outsourcing of Laser Drilling", PC Fab, GMP Media, Inc., Marietta, GA, June, 2002.

63. R. Schaeffer, "Strip That Solder Mask. Save Those Boards!", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, May, 2002.

64. R. Schaeffer, "Embedded Resistor Trimming", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, June, 2002.

65. R. Schaeffer, "Frequency Tripled (355 nm Wavelength) Lasers", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, July, 2002.

66. R. Schaeffer, "Frequency Quadrupled (266 nm Wavelength) Lasers", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, August, 2002.

67. R. Schaeffer, "Fundamental Frequency (1064 nm Wavelength) Lasers - Laser Cut Solder Mask Stencils", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, September, 2002.

68. R. Schaeffer, "Frequency Doubled (532 nm Wavelength) Lasers", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, October, 2002.

69. R. Schaeffer, G. Kardos and O. Derkach, "Laser Processing of Glass", Industrial Laser Solutions, Pennwell Publishing, Tulsa, OK, September, 2002.

70. R. Schaeffer, "Managed Customer Care", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, November, 2002.

71. R. Schaeffer, "Holiday Wish List", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, December, 2002.

72. R. Schaeffer, "Laser Ablation in the Interconnect Industry", published in the proceedings of the IPC Annual Meeting held in New Orleans, LA, November, 2002.

73. R. Schaeffer, "So, You Want to Know More About Lasers?", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, January, 2003.

74. R. Schaeffer, "Fiber Bragg Gratings", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, February, 2003.

75. R. Schaeffer, "Diode Lasers for Communications", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, March, 2003.

76. R. Schaeffer, "Foolish Things I Have or Have Not Done", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, April, 2003.

77. R. Schaeffer, "A Very Short Essay on Erbium Doped Fiber Amplifiers", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, May, 2003.

78. R. Schaeffer, "Sick Minds", Printed Circuit Design and Manufacture, GMP Media, Inc., Marietta, GA, May, 2003.

79. R. Schaeffer, "Travel Jitters", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, June, 2003.

80. R. Schaeffer, "The Collapse of the Old Man in the Mountain", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, July, 2003.

81. R. Schaeffer, "Purchasing Laser Services", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, August, 2003.

82. R. Schaeffer, "Galvo Based Laser Scanning Systems", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, September, 2003.

83. R. Schaeffer, "Thank God for the Medical Market", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, November, 2003.

84. R Schaeffer and D. Grossman, "Medical Device Manufacturing", Industrial Laser Solutions, Pennwell Publishing, Tulsa, OK, November, 2003.

85. R. Schaeffer, "Experience Required", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, December, 2003.

86. R. Schaeffer, "It’s Expo Time Again!", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, February, 2004.

87. R. Schaeffer, "Formulas, Formulas", published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, March, 2004.

88. R. Schaeffer “Current Trends in Laser Microvia Drilling”, PC Fab and Design, UP Media, Inc., Marietta, GA, April, 2004.

89. R. Schaeffer, “New BGA Solder Mask Repair Technique Using Laser Cut Stencils”, published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, August, 2004.

90. R. Schaeffer, G. Kardos, O. Derkach, C. Dunsky, L. Migliore, A. Orkan, “Laser Choices for Micromachining Glass and other Hard, Brittle Materials”, published in the proceedings of ICALEO 2004, Laser Institute of America.

91. R. Schaeffer, G. Kardos, O. Derkach, “Laser Micromachining of Thin Metals”, published in the proceedings of ICALEO 2004, Laser Institute of America.

92. R. Schaeffer, “Diffractive Beam Shaping Improves Laser Material Processing Applications”, published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, December, 2004.

93. R. Schaeffer, G. Kardos, O. Derkach, “Laser Micromachining of Thin Metals – Cutting Speed and Quality Comparison”, Industrial Laser Solutions, Pennwell Publishing, Tulsa, OK, December, 2004.

94. R. Schaeffer, “Fiber Lasers: The Hot New Laser Source”, published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, March, 2005.

95. R. Schaeffer, “A Good Economic Indicator”, published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, June, 2005.

96. R. Schaeffer, “SuperPulse Laser”, published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, September, 2005.

97. R. Schaeffer, “2005 Review: Old Markets and New”, published in the column ‘Seeing the Light’, CircuiTree, Business News Publishing Company, Northbrook, IL, December, 2005.

98. R. Schaeffer, “They Didn’t Teach this in Business School”, Industrial Laser Solutions, Pennwell Publishing, Tulsa, OK, Two part feature article in June and July, 2006.

99. G. Kardos, R. Schaeffer “Laser Processing of Flexible Circuits”, PC Fab and Design, UP Media, Inc., Marietta, GA, October, 2006.

100. G. Kardos, O. Derkach, R. Schaeffer, “266 nm DPSS Laser Micromachining”, Industrial Laser Solutions, Pennwell Publishing, Tulsa, OK, December, 2006.

101. G. Kardos, O. Derkach, R. Schaeffer, “Precision Laser Drilling of Alumina Ceramic”, Industrial Laser Solutions, Pennwell Publishing, Tulsa, OK, February, 2007.

102. R. Schaeffer, “I’m Back!”, published in the I-Connect007 (PCB007) web column ‘Light Reading’, I-Connect007, Seaside, OR, June, 2007.

103. T. Edwards and R. Schaeffer, “Micromachining with Deep Ultraviolet Lasers”, Cutting Tool Engineering, JWR, Northbrook, IL, October, 2007.

104. R. Schaeffer, “Another One Bites the Dust!!”, published in the I-Connect007 (PCB007) web column ‘Light Reading’, I-Connect007, Seaside, OR, July, 2007.

105. R. Schaeffer, “Thoughts on Attending Conferences!”, published in the I-Connect007 (PCB007) web column ‘Light Reading’, I-Connect007, Seaside, OR, August, 2007.

106. R. Schaeffer, “Safety in the Laser Lab Part I – Practical Considerations!”, published in the I-Connect007 (PCB007) web column ‘Light Reading’, I-Connect007, Seaside, OR, September, 2007.

107. R. Schaeffer, “Safety in the Laser Lab Part II – Standards”, published in the I-Connect007 (PCB007) web column ‘Light Reading’, I-Connect007, Seaside, OR, May, 2008.

108. G. Kardos, R. Schaeffer, “Comparison of Fiber Laser Processing of Some Materials to UV Processing”, Industrial Laser Solutions, Pennwell Publishing, Tulsa, OK, February, 2008.

109. G. Kardos, R. Schaeffer, “Post Laser Cleaning Techniques”, Industrial Laser Solutions, Pennwell Publishing, Tulsa, OK, May, 2008.

110. R. Schaeffer, T. Pflanz, “Micromachining with UV Lasers – Shorter Pulses and/or Shorter Wavelength?”, Medical Device & Diagnostics Industry, Canon Publishing, Los Angeles, CA, August 2008.

111. T. Lizotte, G. Kardos, R. Schaeffer, “Drilling of PCB’s – an Overview," PC Fab and Design, UP Media, Inc., Marietta, GA, June, 2008

112. R. Schaeffer, “Post Laser Cleaning Techniques”, published in the I-Connect007 (PCB007) web column ‘Light Reading’, I-Connect007, Seaside, OR, June, 2008.

113. R. Schaeffer, “Semicon 2008”, published in the I-Connect007 (PCB007) web column ‘Light Reading’, I-Connect007, Seaside, OR, July, 2008.

114. R. Schaeffer, G. Kardos, S. Murphy, D. Grossman, “Some Observations of Effects using Short Pulse lasers for Micromachining”, Industrial Laser Solutions, Pennwell Publishing, Tulsa, OK, November, 2008.

115. R. Schaeffer, “MicroMachining with Lasers”, Photonics Tech Briefs, Tech Briefs Media Group, January, 2009.

116. R. Schaeffer, “Laser Machining: Basics and Benefits”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, Spring, 2009.

117. R. Schaeffer, “Minimizing HAZ When Laser Micromachining”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, Summer, 2009.

118. R. Schaeffer, “Outsourcing Laser Work: Putting the Cost Puzzle Together”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, Fall, 2009.

119. R. Schaeffer, “Cost Considerations when Buying a Laser”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, Winter, 2009.

120. R. Schaeffer, “Lasers Make their Mark on Microparts”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, Jan/Feb, 2010.

121. R. Schaeffer, “Fiducials: How to be Where you need to Be”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, March/April, 2010.

122. R. Schaeffer, “Understanding and Controlling Taper when Laser Machining”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, May/June, 2010.

123. R. Schaeffer, “The Long and Ultrashort of Laser Pulses”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, July/August, 2010.

124. R. Schaeffer, “Basics of Lasering High Aspect Ratio Holes”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, September/October, 2010.

125. R. Schaeffer, “Lasers Contribute to Next-Gen Microfluidic Devices”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, November/December, 2010.

126. R. Schaeffer, “Gas Gives Big Assist to Many Lasing Jobs”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, January/February 2011.

127. R. Schaeffer, “Ultra Short Pulse Laser Processing”, Published in Medical Design Technology, Advantage Media, Rockaway, NJ, March 2011.

128. R. Schaeffer, “Laser Patterning of Thin Films”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, March/April, 2011.

129. R. Schaeffer, “Laser Drilling Really Small Holes”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, May/June, 2011.

130. R. Schaeffer, “Laser Micromachining of Polymers”, Materials World, published by the Institute of Materials, Minerals and Mining, London, UK, August, 2011.

131. R. Schaeffer and D. Schaefer, “ISLE – Selective Laser Etching”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, July/August, 2011.

132. R. Schaeffer, “Post Laser Cleaning Methods”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, September/October, 2011.

133. R. Schaeffer, “Multiple Laser Beams from one Galvo”, Industrial Laser Solutions, Pennwell Publishing, Tulsa, OK, November/December, 2011.

134. R. Schaeffer and B. Hall, “Self-Assembling Structures via Laser Formation”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, November/December, 2011.

135. R. Schaeffer, “Laser Drilling Holes in Molded and Extruded Plastic Parts”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, January/February, 2012

136. John W. Elmer, Onnik Yaglioglu, Ronald D. Schaeffer, Oleg Derkach, Gabor Kardos, “Direct Patterning of Vertically Aligned Carbon Nanotube Arrays using Focused Laser Beam Micromachining”, Elsevier [Carbon 50 (2012) 4114-4122], April 2012.

137. R. Schaeffer, text book entitled “Fundamentals of Laser Micromachining”, CRC Press, Taylor & Francis Group, Boca Raton, FL, 2012.

138. R. Schaeffer, “Hybrid Machining can be a Real Time Saver”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, March/April, 2012

139. R. Schaeffer and T. Bierman, “Micro Laser Metal Deposition”, Published in the column LASERpoints in MicroManufacturing Magazine, jwr, Northbrook. IL, July/August, 2012