Optically Driven Acoustic Waves on a Chip Quantum
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Volume 51, Number 3, May–Jun 2014 QUANTUM OPTICALLY DRIVEN TECHNOLOGY ACOUSTIC WAVES USING SPINS ON A CHIP Ocean Optics Lastek Advert (Print File).pdf 1 1/05/2014 12:10 pm CONTENTS Australian Institute of Physics Promoting the role of physics in research, education, industry and the community 74 Editorial AIP contact details: PO Box 193, Surrey Hills, Vic 3127 Special Boas Medal issue! Volume 51, Number 3, May–Jun 2014 Phone: 03 9898 4477 Fax: 03 9898 0249 75 President’s Column email: [email protected] The Unity of Physics AIP website: www.aip.org.au AIP Executive President Dr Robert Robinson 76 News & Comment [email protected] Vice President Prof Warrick Couch [email protected] QUANTUM OPTICALLY DRIVEN TECHNOLOGY ACOUSTIC WAVES Secretary A/Prof Joseph Hope 78 Quantum reality bytes: USING SPINS ON A CHIP [email protected] quantum technology Treasurer Dr Judith Pollard using spins in Cover [email protected] semiconductors Artist’s impression of a proposal to detect Registrar Prof Ian McArthur Lloyd Hollenberg ion-channel operation using a quantum [email protected] sensor. A nano-diamond containing a single Immediate Past President Dr Marc Duldig nitrogen-vacancy (NV) centre is brought [email protected] 83 Conferences close to an ion-channel. The random Special Projects Officers nuclear spins of the ions affect the quantum Dr Olivia Samardzic decoherence rate of the NV centre’s spin [email protected] in a measurable way, offering a method Prof Halina Rubinsztein-Dunlop 84 Driving Acoustic Waves for non-invasive optical detection of the [email protected] Optically on a Chip ion-channel operation. See article by Llloyd AIP ACT Branch Irina V. Kabakova, David Marpaung, Hollenberg, p78. Chair Dr Wayne Hutchison Christopher G. Poulton and Credit: L. Hall. [email protected] Benjamin J. Eggleton Secretary Dr Cormac Corr [email protected] AIP NSW Branch 89 Samplings Chair Dr Scott Martin [email protected] Physics news that caught the eye of the editor Secretary Dr Frederick Osman [email protected] 92 Book Reviews AIP QLD Branch Chair Prof Chris Langton Peter Robertson reviews Mt Stromlo Observatory – From [email protected] Bush Observatory to the Nobel Prize by Ragbir Bhathal, Ralph Secretary Dr Till Weinhold Sutherland and Harvey Butcher. [email protected] Joanne Harrison reviews Abundance: the future is better than you AIP SA Branch think by Peter H. Diamandis & Steven Kotler. Chair Dr Kristopher Rowland Michael Hall reviews Magnificent Principia: Exploring Isaac [email protected] Newton’s Masterpiece by Colin Pask Secretary Dr Laurence Campbell [email protected] AIP TAS Branch Chair Dr Raymond Haynes 94 Obituary [email protected] Thomas Frederick (Fred) Smith AM, FTSE, 1939-2014 Secretary Dr Stephen Newbury [email protected] AIP VIC Branch 95 Product News Chair Dr Mark Boland New products from Coherent, Lastek, Warsash and Zurich [email protected] Instruments Secretary Kent Wootton [email protected] AIP WA Branch Chair Dr David Parlevliet [email protected] Secretary Dr Andrea Biondo [email protected] MAY–JUN 2014 | 51(3) AUSTRALIAN PHYSICS 73 EDITORIAL Special Boas Medal issue! A Publication of the Australian Institute of Physics The conditions for award of several EDITOR AIP Prizes and Medals require re- A/Prof Brian James [email protected] cipients to write an article on the topic for which they received their BOOK REVIEWS EDITOR Dr John Macfarlane award. The Boas Medal is one such [email protected] example. In this issue we have arti- EDITORIAL BOARD cles by the two most recent Boas A/Prof Brian James (Chair) Medal recipients. [email protected] Dr M. A. Box Professor Lloyd Hollenberg Dr J. Holdsworth (ARC Centre of Excellence for Quantum Computation and Com- A/Prof R. J. Stening munication Technology, School of Physics, University of Melbourne) Prof H. A. Bachor received the 2012 medal in recognition of his seminal research work Prof H. Rubinsztein-Dunlop Prof S. Tingay in areas such as quantum computing/device theory and quantum sens- ASSOCIATE EDITORS ing; in his article, Professor Hollenberg provides an overview the de- Dr Laurence Campbell [email protected] velopment of quantum computing and sensing technology based on A/Prof Bruce Hartley [email protected] the physics of individual spins in silicon and diamond. Dr John Humble [email protected] Professor Ben Eggleton (ARC Centre for Ultrahigh bandwidth Prof Christian Langton [email protected] Dr Frederick Osman [email protected] Devices for Optical Systems and Institute of Photonics and Optical Sciences, School of Physics, University of Sydney) received the 2011 SUBMISSION GUIDELINES medal for his fundamental research in the physics of nonlinear optics Articles for submission to Australian Physics should be sent by email to the and the application of this work to the development of practical devic- Editor. The text should be sent as a Word file and authors are advised to consult a recent issue as a guide to style. Images should not be embedded es and disruptive technologies in optical communication, data storage in the document, but should be sent as high resolution attachments in JPG and information processing. In an article by Professor Eggleton and or PNG format. Authors should also send a short bio and a recent photo. The his colleagues their recent developments in optical signal manipula- Editor reserves the right to edit articles based on space requirements and tion and lasing using stimulated Brillouin scattering on a chip are de- editorial content. scribed. ADVERTISING The Boas Medal was established in 1984 to promote excellence in Enquiries should be sent to the Editor. research in Physics carried out in the five years prior to the date of the Published six times a year. award. It is named in memory of Walter Boas (1904-1982) - an emi- © 2014 Australian Institute of Physics Inc. Unless otherwise stated, all written content in Australian Physics magazine is subject to copyright of the AIP and nent scientist who worked on the physics of metals and was a pioneer- must not be reproduced wholly or in part without written permission. ing Australian materials scientist and metallurgist. Born in Germany, Walter came to Australia in 1938 and spent a decade working at the The statements made and the opinions expressed in Australian Physics do University of Melbourne and then 23 years working at the CSIRO - not necessarily reflect the views of the Australian Institute of Physics or its Council or Committees. for 20 of those 23 years as Chief of the Division of Tribophysics. Print Post approved PP 224960 / 00008 In seeking articles for Australian Physics I am alert to the need that ISSN 1837-5375 authors should be representative of the various regions of Australia PRODUCTION & PRINTING and a diverse range of institutions including universities, government Pinnacle Print Group laboratories and instrumentalities, schools, and commercial, industrial 1/87 Newlands Road, Reservoir VIC 3073 and other enterprises. It is also desirable that there be a wide diversity www.pinnacleprintgroup.com.au of topics: research, physics education, applications of physics to com- Ph: 8480 3333 Fax: 8480 3344 merce, industry and new technology, and unconventional career paths in physics to name a few. I am always grateful to receive offers of arti- cles, suggestions for topics and potential authors. Brian James 74 AUSTRALIAN PHYSICS 51(3) | MAY–JUN 2014 PRESIDENT’S COLUMN The Unity of Physics This year’s Australian Institute of And then there is the tension Physics Congress will be held at the between “applied” physics and the Australian National University be- loftier challenge of explaining the tween 7th and 11th December, un- deepest mysteries of nature. At its ex- der the banner “The Art of Physics”. I treme, one can be accused of “simply would encourage all of our members, doing engineering”. But we all know along with other friends, to attend, that the Laws of Thermodynam- present their work and share in the ics were developed in large measure great breadth and diversity of phys- to understand how to make steam ics. Our colleagues in Canberra have engines more efficient. And Max put to together a fabulous program of Planck was originally employed to plenary speakers, including 2 Nobel work on black-body radiation, to fig- world has changed! And when I got Prize winners and a selection of topi- ure out how to make light bulbs more to university, I served on a student cal speakers from the best domestic energy-efficient. I also remember my committee, during which Brian Pip- and overseas organisations. So please thesis advisor once telling me that the pard was reduced to explaining how come and join us, just before Christ- first university physics department in the Physical Review defined physics mas in Canberra. the United Kingdom was in Glasgow (and it did not include fluid mechan- There are a number of conun- (not Cambridge), with Lord Kelvin ics), and how “Physics is what Physi- drums (or conundra?) in being a as its leader: with the laying of the cists do”. I’m not sure that is good physicist these days, and in promot- first transatlantic telegraph cable, the enough, but it shows how hard it is to ing our discipline within the broader economy simply needed a lot more define what we are, and how it all fits society. At some level, we have all people who understood electricity! been trained in the broader scientific So the balance between societal need together as a whole.