DIRECTED ENERGY PROFESSIONAL SOCIETY Event Proceedings 2008 SSDLTR Technical Digest The papers listed below constitute the Technical Digest published from the 2008 Solid State Diode Laser Technology Review. These, and other DEPS event proceedings, are available through the DEPS online store. Unless otherwise noted, papers only are included for each entry. Technical Summaries Beam Combination and Control Spatial-Dispersion-Free Spectral Beam Combining of High Power Pulsed Yb-Doped Fiber Lasers Kai Chung Hou, University of Michigan Dynamic Characteristics of Passively Phased Fiber Amplifiers Arrays Sami Shakir, Bill Culver, Burke Nelson, Yuji Starcher, George Bates and Jerry Hedrick,Northrop Grumman Active Phasing of Fiber Amplifier Arrays Using LOCSET Tom Shay, C.A. Robin, C. Vergien, C. Zerinque, A. Sanchez, D. Pilkington, C.A. Lu, Air Force Research Laboratory; J.T. Baker and David Gallant, Boeing Incoherent Combining of High-Power Fiber Lasers for Directed-Energy Applications Phillip Sprangle, Antonio Ting, Joseph Peñano, and Richard Fischer, Naval Research Laboratory; and Bahman Hafizi, Icarus Research, Inc. A Laser Weapon System Architecture Based on a Collection of High Beam Quality Fiber Lasers Detlev Tiszauer, Lockheed Martin Space System Company Re-Imaging Assisted Phased Array in a 2-Dimensional Hollow Waveguide Radek Uberna, Lockheed Martin Coherent Technologies Efficient All-Fiber Passive Coherent Combining of Fiber Lasers Baishi Wang, Eric Mies, Vytran LLC and Monica Minden, HRL Laboratories, LLC; and Anthony Sanchez, Air Force Research Laboratory Bulk Solid State Lasers Synthesis and Properties of Eye-Safe Single Crystal and Ceramic Sources John Ballato, Joseph Kolis, Colin McMillen, Baris Kokuoz, Basak Yazgan Kokuoz, Karn Serivalsatit, Exley McCormick, Paul Foy, and Thomas Hawkins, Clemson University Optimized Design of Nd Transverse Doping Profiles in Transparent YAG Ceramics for Edge-Pumped Laser Geometries Bob Byer, Jeffrey A. Wisdom, Romain Gaume, and Roger Route, Stanford University; and Yan Lin Aung and Akio Ikesue, World-Labo, Co., Ltd. Lowest Quantum Defect Er-Doped Laser Mark Dubinskii, Army Research Laboratory Towards Temperature Independent Er: Glass Lasers William Hageman and Michael Bass, University of Central Florida Efficient 100 kHz Repetition Rate Ultrafast Laser System with OPA/NOPA Frequency Conversion Iain McKinnie, Kapteyn-Murnane Laboratories Inc. Yb:Y2O3 Ceramic Lasers Jas Sanghera, Woohong Kim, Guillermo Villalobos, Brandon Shaw, Jesse Frantz, and Ishwar Aggarwal, Naval Research Laboratory; and Mark Dubinskiy, Army Research Laboratory Diode Lasers Low Noise 880-nm Diode Pumps for Improved Solid State Laser Performance Vivek Agrawal, Rajiv Pathak, Jason Watson, Andre McFayden, Heiko Winhold, Pamela Liang, Keith Murdoch, Julia Spasov, Eli Weiss, Tom Hasenberg, Juergen Pfaff, Jim Haden, and Norman Hodgson, Coherent, Inc. Research Activities in the German National Funding Initiative BRIOLAS Friedrich Bachmann, ROFIN-SINAR Laser GmbH Solder Packaging of Optics for High-Power Diode Laser Systems Erik Beckert, Thomas Burkhardt, Ramona Eberhardt, Fraunhofer and Petra Hennig, and Ekkehard Werner, JENOPTIK; and Andreas Tünnermann, Friedrich-Schiller-University Diode-Laser Modules for Pumping of Rubidium Lasers Trevor Crum, Alan Peterson, John Gloyd, Todd McGinty, Terry Towe, Randall Lane, Oscar Romero, and James Harrison, Spectra-Physics Lasers; and Jason Zweiback and Paul Banks, General Atomics High-Reliable QCW Pump Laser Stacks Eckard Deichsel, Dominic Schröder, Dirk Lorenzen, and Petra Hennig, JENOPTIK Conduction Cooled Multi-kW QCW Diode Laser Arrays with Low Operating Current Jihua Du, Rajiv Pathak, Eli Weiss, Vivek Agrawal, John Morales, and Tom Hasenberg, Coherent Inc. High-Power Distributed Bragg Reflector Lasers Gary Evans, M. Achtenhagen, N.V. Amarasinghe, Linglin Jiang, Jeff Threadgill, J.K. Butler, and N.H. Sun, Photodigm, Inc. Vertical-Cavity Surface-Emitting Laser Arrays for High-Power Applications Chuni Ghosh, Jean-Francois Seurin, Viktor Khalfin, Aleksandr Miglo, Guoyang Xu, James D. Wynn, Prachi Pradhan, and L. Arthur D’Asaro, Princeton Optronics Design and Manufacturing of High-Efficiency, Fiber Coupled Single Emitter Arrays with 400W from a 200µm Fiber, NA=0.2 Stefan Heinemann, Boris Regaard, and Torsten Schmidt, Fraunhofer USA Inc. High Power, High Brillance 9xx nm Diode Laser Bars Ralf Hulsewede, Haike Schulze, Jürgen Sebastian, Petra Hennig, Dominic Schröder, and Jens Meusel, JENOPTIK Spectrally Narrowed, Wavelength-Stabilized, High-Efficiency and High-Brightness Diodes for Precision Pumping Manoj Kanskar, H. An, J. Cai, C. Galstad, T. Klos, D. Olson, E. Stiers, Y. He, D. Zhou, and S.H. Macomber, Alfalight Inc. Power Beaming with Diode Lasers Tobias Koenning and H. G. Treusch, DILAS Diode Laser, Inc. High-Brightness Single-Mode and Multimode Semiconductor Lasers in the Visible, Near-Infrared and Eye-Safe Regime R. Lammert, K.K. Law, S.W. Oh, M.L. Osowski, W. Hu, C. Panja, P.T. Rudy, T. Stakelon, and J.E. Ungar, QPC Lasers, Inc. Integration Aspects of Fiber and Diode Laser Systems Tim Lauterborn, Jens Peter Steinbrecher, and Stefan Heinemann, Fraunhofer USA, Inc. Improvements in Microchannel-Cooled High-Efficiency 885-nm Diode Laser Bars Paul Leisher, Kirk Price, Ling Bao, Jun Wang, Weimin Dong, Mike Grimshaw, Shiguo Zhang, Mike Bougher, Suhit Das, Aaron Hodges, Mark DeFranza, Chris Ebert, Rob Martinsen Mark DeVito, Jake Bell, and Steve Patterson, nLight Corporation Progress in Long-Wavelength High-Power Diode Laser Pump Sources Paul Leisher, Kirk Price, Keith Kennedy, Weimin Dong, Mike Grimshaw, Shiguo Zhang, Sandrio Elim, Jason Patterson, Mike Bougher, Suhit Das, Utsu Trifan, David Dawson, Dennis McCal, Aaron Hodges, Scott Karlsen, Rob Martinsen, Jake Bell, Paul Crump, and Steve Patterson, nLight Corporation QWI Enabled QCW High Power 808 nm Laser Diode Arrays Valentín Loyo-Maldonado, Gianluca Bacchin, Stephen Robertson, Sebastien Bon, Dan Yanson, Bocang Qiu, Stewart McDougall, and John Marsh, Intense Limited Highly Efficient Diode Laser Bars for CW and Quasi-CW Operation M. Müller, G. Grönninger, H. König, and U. Strauß, Osram Opto Semiconductors GmbH; R. Kojima, OSRAM Opto Semiconductors Inc; and M. Stoiber and J. Biesenbach, Dilas High-Power Laser Diode Bars and Arrays for Pumping of High Energy Solid State Lasers Nels Ostrom, Wayne Penn, and Brian O. Faircloth, Coherent Direct Diode Systems Progress in Fiber-Coupled, High-Brightness, High-Power Diode Laser Pump Sources Kirk Price, Steve Patterson, Scott Karlsen, Aaron Brown, Ron Mehl, Rob Martinsen, Keith Kennedy, Derek Schulte, and Jake Bell, nLight Corporation Fiber-Coupled Diode-Laser Bars Optimized for High-Brightness Applications S. David Roh and Daniel Grasso, Coherent, Inc. Efficiency Limiting Processes in Infrared Semiconductor Diode Lasers Stephen Sweeney, Arizona State University Novel High-Power Monolithic CW Arrays P. Thiagarajan, F.Lapinski, M. McElhinney, B. Caliva, and R. Walker, Lasertel Inc. Coherently Combined High-Power Intelligent Semiconductor Emitters (COCHISE) George Turner, MIT/Lincoln Laboratory Highly Reliable, High-Brightness, Compact Pump Module Ed Wolak, Daming Liu, Serge Cutillas, Sang-Ki Park, Kelly Johnson, Hanxuan Li, Irving Chyr, Frank Reinhardt, Robert Miller, Xu Jin, Touyen Ngugen, Terry Towe, Peggi Cross, Tom Truchan, Robert Bullock, Kiran Kuppuswamy, Dino Lenarduzzi, Jeff Mott, and James Harrison, Newport Corp Reliability of High-Performance Semiconductor Laser Diodes in the 800-1000nm Wavelength Band Erik Zucker, Victor Rossin, David Venables, Prasad Yalamanchili, Richard Duesterberg, Vince Wong, and Jay Skidmore, JDS Uniphase Corporation Fiber Lasers Mode Formulation of an N+1-core Evanescently Coupled Fiber Laser Resonator Erik Bochove, Air Force Research Laboratory SBS Mitigation with "Two-Tone" Amplification: A Theoretical Model T. Justin Bronder, Iyad Dajani, Clint Zeringue, Thomas Shay, and Athanasios Gavrielides, Air Force Research Laboratory 100 W Femtosecond Yb-Fiber CPA System Based on Chirped-Volume-Bragg-Gratings Guoqing Chang, University of Michigan 60W of Average Output Power From a Pulsed Thulium-Doped Fiber Amplifier Operating at 2 microns Daniel Creeden, Peter Budni, and Peter Ketteridge, BAE Systems Monolithic, Turn-Key, 1kW Yb-Doped Fiber Master Oscillator Power Amplifier John Edgecumbe, David Björk, Joshua Galipeau, Gary Boivin, Scott Christianson, Bryce Samson, and Kanishka Tankala, Nufern Efficient and Reliable 790nm-Pumped Tm Lasers from 1.91 to 2.13µm G. Frith, B. Samson, A. Carter, J. Farroni, K. Farley, and K. Tankala, Nufern Higher Order Mode Amplifiers C. Headley, OFS Laboratories High-Power Fiber-Based Green Laser with Diffraction-Limited Output Beam Dan Hu, Eric Eisenberg, Diane Smith, Roy Mead, and Eric Honea, Aculight Corporation Continuous Wave Stimulated Brillouin Scattering Phase Conjugation in Optical Fiber Steven Massey, Justin Spring, and Timothy Russell, Air Force Institute of Technology Magnetic Quasi-Phase Matching for Optical Isolation in High-Power Fiber Amplifiers Gerald Moore and Chunte Lu, Air Force Research Laboratory Characterizing Higher-Order Modes Propagating in Large Mode Area Fibers J.W. Nicholson, A.D. Yablon, S. Ramachandran, and S. Ghalmi, OFS Laboratories Eye-Safe Ultrafast Fiber Lasers and Laser Systems Based on Short and Heavily Doped Phosphate-Glass Fiber Pavel Polynkin, Polar Laser Laboratories and Jerome Moloney, University of Arizona Efficient, High-Power Tm-Doped Silica Fiber Lasers Glen Rines, Kevin Wall, Evgueni Slobodtchikov, and Peter Moulton, Q-Peak; and Bryce Samson and Gavin Frith, Nufern Stimulated Brillouin Scattering Thresholds for a Single-Frequency Fiber Amplifier with a Thermal Gradient: Co-Pumped and Counter-Pumped Systems Thomas Shay, Air Force Research Laboratory Towards 10s of kW Fiber Lasers Based on PCF Technology Peter Skovgaard, Jes Broeng, Martin Nielsen, Thomas Nikolajsen, Mads Sørensen, Thomas T. Alkeskjold, Kim Hansen, Kent Mattsson, Stig Knudsen, and Christina Olausson, Crystal Fiber A/S Single-Mode Chirally Coupled Core Yb-Doped Fiber Lasers and Amplifiers for High Power Scaling Craig Swan, University of Michigan Single-Frequency Photonic Crystal Fiber Amplifier with 220 W Output Power Christopher Vergien, C. Robin, I. Dajani, T. Shay, B. Ward, and D. Pilkington, Air Force Research Laboratory High Power Lasers 1 kW Re-Imaging Waveguide MOPA Micah Boyd, Lockheed Martin Coherent Technologies 2.3-kW Continuous Operation Cryogenic Yb:YAG Laser Jason Brasseur, Akheelesh Abeeluck, Andrew Awtry, Lei Meng, Kevin Shortoff, Nicholas Miller, Richard Hampton, Michael Cuchiara, and David Neumann, Directed Energy Solutions Strategic Illuminator Laser (SILL) Brassboard Performance Characterization Glenn Brossus, Randy St. Pierre, Rob Leedom, Juan C. Garcia, Don Henderson, Molly Park, Jean-Michel Guerin, Osvaldo Jimenez, Karen Furumoto, Andrea Gonzalez, Dan Shimabukuro, Samuel Ponti, Ken Hui, and Hagop Injeyan, Northrop Grumman Boeing Development of the Re-Deployable High Energy Laser System (RHELS) Ronald Dauk, Boeing-SVS, Inc. Exploration of Performance Limits of Fiber Laser Technology for Directed Energy Applications Ken Dzurko, SPI Lasers LLC 6kW CW Single Mode Ytterbium Fiber Laser in All-Fiber Format Dennis Gapontsev, IPG Photonics High Power, Q-Switched DPSSLs in the Green and UV Spectral Range: State-of-the Art and Outlook Norman Hodgson, Ezra S. Allee, David R. Dudley, Cody Kenyon, Oliver Mehl, Henry Pang, Michael J. Snadden, Charles Wang, Gary Wang, and Alexander O. W. Wiessner, Coherent Inc. Comparison of Spectral Beam Combining Approaches for High Power Fiber Laser Systems Eric Honea, Aculight Corporation AFRL’s Materials Efforts: Enabling Improved Laser Systems F. Kenneth Hopkins, Tom Kensky, and William D. Mitchell, Air Force Research Laboratory J-HPPSL Nd:YAG Ceramic ThinZag Laser Program Alex Mandl, Textron Joint High-Power Solid State Laser Program Update Jay Marmo, Jeff Sollee, Hiroshi Komine, Stuart McNaught, and Michael McClellan, Northrop Grumman Integrated Solid State Laser Testbed Sean Ross, Richard Bagnell, Pat Saunders, and Karl Schwenn, Air Force Research Laboratory; and Joshua Kann and Robert Wilmot, Boeing-LTS Scaling High-Power Thin Disk Lasers Sean Ross, Vern Schlie, and Jonathan Stohs, Air Force Research Laboratory; and Donald Stalnaker, Adrian Lucero, and Robert Rathge, Boeing-LTS Rugged, High-Performance Nd:YAG Slab Oscillators and Amplifiers Van Rudd, Lockheed Martin Coherent Technologies Gas-Cooled Disk Laser John Vetrovec, Aqwest, LLC Mid-IR Lasers OPGaAs Applications Pete Budni, BAE Systems MIR Lasers Eric Honea, Aculight Corp. New Frontiers of Cr2+ and Fe2+ Doped II-VI Mid-IR Lasers Sergey Mirov, University of Alabama Fiber-Based Mid-Infrared Sources and Applications Jas Sanghera, L.B. Shaw, D. Gibson, F. Kung, and I.D. Aggarwal, Naval Research Laboratory OPGaAs Materials Pete Schunemann, BAE Systems Power and Thermal Multi-Evaporator Hybrid Two-Phase Loop Cooling System for Solid-State Lasers David Bugby, Swales Aerospace Low-Temperature Spray Cooling for Cryogenic Laser Systems Bradley Carman, Daniel P. Rini, and Benjamin Saarloos, Rini Technology Ceramic Microchannel Coolers for Laser Diode Arrays Ryan Feller, Jeremy Junghans, Greg Kemner, and Ed Stephens, Northrop Grumman Cutting Edge Optronics Mechanically Pumped Two-Phase System With Multiple Compact Evaporators for Laser Cooling Dmitry Khrustalev, Dave Wolf, and Pete Cologer, ATK Space Division Mechanical Properties of Van der Waals Adhesive-Free Bond (AFB®) Optical Composites H.C. Lee and Helmuth Meissner, Onyx Optics, Inc. Advanced Thermal Energy Storage Techniques for High Powered Solid State Laser Systems Jennifer Huddle-Lindauer, Benjamin Saarloos, and David Van Ee, Rini Technology A Compact Laser Current Source for Vehicle Mounted Laser Weapon Systems David Prestel, Northrop Grumman Lightweight and Compact Thermal Management System for Solid-State High-Energy Laser John Vetrovec, Aqwest, LLC Visible Lasers The Starfire Optical Range Sodium Guidestar Fasor Craig Denman, Paul Hillman, Jack Drummond, and John Telle, Air Force Research Laboratory System Overview and Details of High-Power 589nm Guidestar Lasers Ian Lee, Neil Vanasse, Munib Jalali, Zachery Prezkuta, Estelle Andrews, Bruce Tiemann, Ken Groff, Nathan Rogers, Jared Roush, Grant Moule, and Allen Hankla, Lockheed Martin Coherent Technologies Quantum Design and Demonstration of a Yellow Orange OPSL Jerome Moloney, J. Hader, Li Fan, C. Hessenius, M. Fallahi, and H. Li, University of Arizona; W. Stolz and S.W. Koch, Philipps Universität Marburg; J.T. Murray, Areté Associates; and R. Bedford, Air Force Research Laboratory High-Power, Versatile Waveform Generation at 1319 nm in a Solid-State Waveguide-Based MOPA System Allen Tracy, Lockheed Martin Coherent Technologies Poster Session Cavity-Mode Analysis of Northrop-Grumman Passive Beam-Combining Experiments Erik Bochove, Air Force Research Laboratory and Sami Shakir, Northrop Grumman Pump Fluctuation Effects on Spatiotemporal Phase Stability of Fiber Amplifier Erik Bochove, Air Force Research Laboratory Coherent Multicore Fiber Laser Array Frederic Durville, Optical Fiber Systems and Christopher Corcoran, Corcoran Engineering Statistics of Filamentation in Semiconductor Broad Area Emitters Jerome Moloney and M. Kolesik, University of Arizona Aerosol Techniques for the Fabrication of HOM Fiber Lasers Ted Morse, R. Chivas, and R. Shubochkin, Boston University High Rollover Power from 8xx nm and 9xx nm Asymmetric Epitasial Laser Structures with Optical Trap Iulian Petrescu-Prahova, P. Modak, E. Goutain, D. Bambrick, D. Silan, J. Riordan, T. Moritz, and J. H. Marsh, Intense Ltd Large Aperture Chirped Bragg Gratings in PTR Glass for High Energy fs Pulse Stretching and Compression Vadim Smirnov, OptiGrate Spectral Beam Combining of Fiber Lasers with Automatic Wavelength Control Nikolai Vorobiev, Oleksiy Andrusyak, George Venus, and Leonid Glebov, University of Central Florida and Vadim Smirnov, OptiGrate Exhibit Booth Corporate Descriptions AdValue Photonics, Inc. Avensys Tech/ITF Labs Avo Photonics Coherent Inc. Coractive Crystal Fibre DILAS Diode Laser, Inc. EM4 Defense Intense Ltd. Laserline, Inc. Lasertel, Inc. Lockheed Martin Newport Corp./Spectra-Physics nLight Corporation Northrop Grumman Cutting Edge Optronics Nufern Ondax, Inc. Onyx Optics, Inc. OptiGrate Photonics Industries International, Inc. 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Last updated: 17 August 2017