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The papers in this volume were part of the technical conference cited on the cover and title page. Papers were selected and subject to review by the editors and conference program committee. Some conference presentations may not be available for publication. Additional papers and presentation recordings may be available online in the SPIE Digital Library at SPIEDigitalLibrary.org. The papers reflect the work and thoughts of the authors and are published herein as submitted. The publisher is not responsible for the validity of the information or for any outcomes resulting from reliance thereon. Please use the following format to cite material from these proceedings: Author(s), “Title of Paper,” in Technologies for Optical Countermeasures XII; and High-Power Lasers 2015: Technology and Systems, edited by Harro Ackermann, Willy L. Bohn, David H. Titterton, Robert J. Grasso, Mark A. Richardson, Proceedings of SPIE Vol. 9650 (SPIE, Bellingham, WA, 2015) Six-digit Article CID Number. ISSN: 0277-786X ISSN: 1996-756X (electronic) ISBN: 9781628418606 Published by SPIE P.O. Box 10, Bellingham, Washington 98227-0010 USA Telephone +1 360 676 3290 (Pacific Time) · Fax +1 360 647 1445 Copyright © 2015, Society of Photo-Optical Instrumentation Engineers. Copying of material in this book for internal or personal use, or for the internal or personal use of specific clients, beyond the fair use provisions granted by the U.S. Copyright Law is authorized by SPIE subject to payment of copying fees. The Transactional Reporting Service base fee for this volume is $18.00 per article (or portion thereof), which should be paid directly to the Copyright Clearance Center (CCC), 222 Rosewood Drive, Danvers, MA 01923. Payment may also be made electronically through CCC Online at copyright.com. Other copying for republication, resale, advertising or promotion, or any form of systematic or multiple reproduction of any material in this book is prohibited except with permission in writing from the publisher. The CCC fee code is 0277-786X/15/$18.00. Printed in the United States of America. Paper Numbering:Proceedings of SPIE follow an e-First publication model, with papers published first online and then in print. Papers are published as they are submitted and meet publication criteria. A unique citation identifier (CID) number is assigned to each article at the time of the first publication. Utilization of CIDs allows articles to be fully citable as soon as they are published online, and connects the same identifier to all online, print, and electronic versions of the publication. SPIE uses a six-digit CID article numbering system in which:
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Part B: Technologies for Optical Countermeasures
Introduction to Part B: Technologies for Optical CountermeasuresThis was the twelfth time we have held this conference, conducted over two days, and offered a range of papers pertinent to Electro-Optical and Infrared Countermeasures. As in the past, we also held our panel discussion debating the topic of “IRCM – Back to the Future”. This discussion is very popular and caused some very interesting discussion, especially when the topic of “where do we move from here and how do we get there given technology and cost constraints” was raised. This year’s conference had five sessions, which focused upon Aircraft Protection, Laser Technology, and Atmospheric, Platform, and Signature Effects. There were two exceptional papers in the keynote session, which addressed “Semiconductor Lasers for DIRCM” and “Advancement in High Power MIR Sources.” In the following sessions there were invited presentations covering Pre-emptive DIRCM System Architectures, Helicopter Rotor Downwash Effects, and High Energy Laser Propagation Effects. Of particular interest was our session on, “Atmospheric and External Platform Effects upon Laser Propagation.” Here we had two excellent papers dealing with “Experimental and Numerical Analysis of Propagation of High-Energy Beams,” and “Helicopter Engine Exhaust Rotor Downwash Effects on Laser Beams.” Both of these papers deal with what we get at the end of the propagation chain once rotor downwash effects, atmospheric propagation effects, and absorption and scattering take their toll on our otherwise perfect beam emanating from our system. We wish to thank all of the presenters for delivering an outstanding conference; moreover, we also thank the Programme Committee for their continued support and willingness to chair the various sessions, which is also appreciated by SPIE. The chairmen encouraged the audience to consider topics for discussion at next year’s conference and symposium, which will be held in Edinburgh, Scotland. David H. Titterton Robert J. Grasso Mark A. Richardson |