http://www.THzNetwork.org/wordpress "Lowering the barriers to Terahertz scientific research and technology; fostering collaborations and the THz community." Thu, 15 May 2008 16:17:34 +0000 http://backend.userland.com/rss092 en How does light pass through a tiny hole? For the first time, Dr Aurele Adam and Prof. Paul Planken of Delft University of Technology, in conjunction with two South Korean and one German research groups, have succeeded in mapping this process properly. Their research also promises a significant improvement in ... http://www.THzNetwork.org/wordpress/index.php/archives/603 Nature Physics News and Views By Gwyn P. Williams In the past, the paths of laser physicists and high-energy-particle physicists rarely met. But times are changing. The extreme fields produced by emerging high-intensity lasers hold increasing promise as a means of producing high-energy particle beams. On page 390 of this issue [1], ... http://www.THzNetwork.org/wordpress/index.php/archives/605 A frequency-agile metamaterial that for the first time can be tuned over a range of frequencies in the so-called “terahertz gap” has been engineered by a team of researchers from Boston College, Los Alamos National Laboratory and Boston University. The team incorporated semiconducting materials in critical regions of tiny elements ... http://www.THzNetwork.org/wordpress/index.php/archives/607 Researchers at the National Institute of Standards and Technology have demonstrated a new imaging system that detects naturally occurring terahertz radiation with unprecedented sensitivity and resolution. The technology may become a new tool chemical and biochemical analyses ranging from early tumor detection to rapid and precise identification of chemical hazards ... http://www.THzNetwork.org/wordpress/index.php/archives/604 Univ. of Utah engineers took an early step toward building superfast computers that run on far-infrared light instead of electricity: They made the equivalent of wires that carried and bent this form of light, also known as terahertz radiation, which is the last unexploited portion of the electromagnetic spectrum. “We have ... http://www.THzNetwork.org/wordpress/index.php/archives/600 With the fast development of Terahertz science and technology all around the world, the first international online journal of THz Terahertz Science & Technology (TST, Vol. 1, No. 1; www.tstnetwork.org) has been officially published on 20th, March, 2008 (ISSN 1941-7411) thanks to the support and encouragement from the scholars and ... http://www.THzNetwork.org/wordpress/index.php/archives/598 A team of French and Japanese researchers has shown that coherent, narrowband terahertz radiation can be produced by firing a laser pulse at an electron beam produced in a synchrotron ring. The brilliance of the terahertz pulses produced in this feasibility study was 10,000 times greater than the usual terahertz ... http://www.THzNetwork.org/wordpress/index.php/archives/597 T- waves could be safer medically, have wider security scope Rome, April 9 - Italy is leading a European Union drive to produce medical and security scanning waves that could be a better and safer alternative to X-rays. ‘’T-waves could take over some of the jobs currently done by X-rays - but ... http://www.THzNetwork.org/wordpress/index.php/archives/596 A new proof-of-concept may lay the foundation for lie detection tests wherein investigators will be able to remotely monitor blood pressure, pulse rate, and sweating among people without their knowledge or consent. Experts at the Hebrew University of Jerusalem say that the shape of sweat ducts, the tiny tubes that connect ... http://www.THzNetwork.org/wordpress/index.php/archives/593 A SCIENCE company has secured cash support to develop a world-first microscope for use in the fight against diseases such as cancer. Durham Photonics, developers of advanced imaging software in biomedicine and bioscience, says the £95,000 grant, awarded by One NorthEast, will enable it to recruit a full-time scientific team as ... http://www.THzNetwork.org/wordpress/index.php/archives/594 Terahertz waves, which until now have barely found their way out of the laboratory, could soon be in use as a versatile tool. Researchers have mobilized the transmitting and receiving devices so that they can be used anywhere with ease. Everybody knows microwaves – but what are terahertz waves? These higher-frequency ... http://www.THzNetwork.org/wordpress/index.php/archives/591 The Gigahertz as we knew it may be long gone, but there are still scientists researching the possibility of handheld devices that work at 1 THz and won’t burn your hands. Edmund Linfield and Giles Davies from the Faculty of Engineering of the University of Leeds said that a collaboration ... http://www.THzNetwork.org/wordpress/index.php/archives/589 The global data highways are becoming increasingly fuller - it’s no wonder that wireless means of transmission are becoming ever more attractive. However the current systems, such as WLAN or Bluetooth have their limits: They transmit the data with clock rates of some gigahertz, maximum (a billion vibrations per ... http://www.THzNetwork.org/wordpress/index.php/archives/586 Spectrum Detector, Inc., a leading manufacturer of pyroelectric detectors, electronics and instruments for measuring optical power and energy, today announced its strategic partner, SRICO, Inc., a premier manufacturer of high performance optical integrated circuit components and optoelectronic subsystems, was awarded a Phase I SBIR contract from the United States Air ... http://www.THzNetwork.org/wordpress/index.php/archives/584 LONDON–A British company has developed a camera that can detect weapons, drugs or explosives hidden under people’s clothes from up to 25 meters away in what could be a breakthrough for the security industry. The T5000 camera, created by a company called ThruVision, uses what it calls “passive imaging technology” to ... http://www.THzNetwork.org/wordpress/index.php/archives/582 Harmless electromagnetic radiation beams could replace X-rays at airport security posts, enabling passengers to pass inspection quickly without shedding shoes, belts and pocket change. T-rays, or terahertz radiation, penetrate clothing and some other materials but they don’t go through metals or travel deeply inside the human body. While X-rays work by ... http://www.THzNetwork.org/wordpress/index.php/archives/587 A powerful European consortium is setting out with the objective of developing 0.5THz silicon/germanium heterojunction bipolar transistors. The DOTFIVE project, which is being led by STMicroelectronics, hopes to develop the devices needed for future millimeter wave and terahertz communication, radar, imaging and sensing applications. The three year DOTFIVE project is worth €14.75million, ... http://www.THzNetwork.org/wordpress/index.php/archives/576 A $500,000 award has been announced for any solution that will make airport security checks quicker and simpler for passengers. The “Clear Prize” was announced by Clear, of New York, US – a firm that already offers quicker checkpoint services at airports for a fee. “We’re looking at moving things that are ... http://www.THzNetwork.org/wordpress/index.php/archives/574 Italy-Japan bilateral research project on non-invasive terahertz diagnostics for art conservation In the framework of the Agreement between the Government of Italy and the Government of Japan on cooperation in Science and Technology in the years 2008-2009, the Joint Committee of the Delegations of Japan and Italy selected eighteen significant bilateral projects ... http://www.THzNetwork.org/wordpress/index.php/archives/565 Researchers at Imperial College London have constrained THz radiation on a flat surface, allowing it to be manipulated by planar structures. “We have created a metamaterial that guides terahertz radiation close to the surface in a surface wave,” researcher Dr Stephan Maier said. Visible light can already be trapped as surface plasmon ... http://www.THzNetwork.org/wordpress/index.php/archives/564 Advanced Photonix, Inc.(R) announced today that its subsidiary, Picometrix, LLC has received a follow-on $750,000 Phase II SBIR contract from the Air Force for further non-destructive testing (NDT) application development for the in-process cure monitoring of specialty material coatings applied to military aircraft, utilizing the T-Ray™ 4000. Successful application development of ... http://www.THzNetwork.org/wordpress/index.php/archives/562 A new generation of sensors for detecting explosives and poisons could be developed following new research into a type of radiation known as T-rays. The research shows that these T-rays, electromagnetic waves in the far infrared part of the electromagnetic spectrum that have a wavelength 500 times longer than visible light, ... http://www.THzNetwork.org/wordpress/index.php/archives/558 Research underway at the University of Leeds will provide a completely fresh insight into the workings of nano-scale systems, and enable advances in the development of nano-electronic devices for use in industry, medicine and biotechnology. The Leeds team has secured a new grant of £2 million from the Engineering and Physical ... http://www.THzNetwork.org/wordpress/index.php/archives/557 The new Mantis from Coherent is described as a uniquely cost-effective oscillator for short pulse (broadband) ultrafast applications. Specifically, Mantis generates over 300 milliwatts of average power at a nominal centre wavelength of 800nm and has a bandwidth over 70nm, which can be compressed to under 20 femtoseconds using the ... http://www.THzNetwork.org/wordpress/index.php/archives/554 Like X-rays let doctors see the bones beneath our skin, “T-rays” could let art historians see murals hidden beneath coats of plaster or paint in centuries-old buildings, University of Michigan engineering researchers say. T-rays, pulses of terahertz radiation, could also illuminate penciled sketches under paintings on canvas without harming the artwork, ... http://www.THzNetwork.org/wordpress/index.php/archives/553 A non-destructive method of carrying out a series of tests on solid dosage forms, developed by UK firm Teraview, can be carried out in real time on the production line and could be used in continuous processing systems, according to a new study. Teraview, which is headquartered in Cambridge, UK, and ... http://www.THzNetwork.org/wordpress/index.php/archives/552 First what you need to know about it, and then the hard stuff. The application of Phiar’s metal-insulator quantum tunneling technology leads to the ability to wirelessly transmit huge amounts of data quickly without the signal breaching the drywall of the room you’re in. It also means microchips that communicate wirelessly, ... http://www.THzNetwork.org/wordpress/index.php/archives/548 Researchers at The University of Manchester have found that electrons move more easily in graphene than all other materials, including gold, silicon, gallium arsenide and carbon nanotubes. The work has implications for the future development of ultra-high frequency transistors and wiring in electronic circuits - and academics say their findings have ... http://www.THzNetwork.org/wordpress/index.php/archives/542 Researchers at UCF’s Center for Research and Education in Optics and Lasers (CREOL) are like comic-book superheroes. They’re always trying to stay one step ahead of the bad guys, and they have the ability to see through things. A recent invention to come out of CREOL is a pair of special ... http://www.THzNetwork.org/wordpress/index.php/archives/541 Throughout the ages, many mystics have sought explanations for the mysteries of life. Some have based their questions upon myth and some upon fact, but a group of scientists from the University of California, Santa Barbara and Florida State University (FSU) believe they have come a few steps closer to ... http://www.THzNetwork.org/wordpress/index.php/archives/539 Recent innovations in optics and imaging have landed doctoral student Brian Schulkin on the 2007 Scientific American 50 – the magazine’s prestigious annual list recognizing outstanding acts of leadership in science and technology from the past year. Selected by the magazine’s Board of Editors with the help of distinguished outside advisers, ... http://www.THzNetwork.org/wordpress/index.php/archives/540 It is in particular the type of fold that determines the function of proteins - this is a dynamic process that takes place very quickly. Up to now, the investigation of this protein ‘dance’ has ignored its dancing partner: Water. This interplay between water and proteins has now been observed ... http://www.THzNetwork.org/wordpress/index.php/archives/538 A unique, inexpensive solid-state source of terahertz radiation has been demonstrated by Argonne National Laboratories, working with researchers in Japan and Turkey. Terahertz (THz) frequencies can penetrate clothing, leather, fabric, cardboard, paper and some building materials, but not metal or water. Since they are non-ionizing (unlike x-rays, which can ... http://www.THzNetwork.org/wordpress/index.php/archives/522 On 19th November, 2007, Shenzhen International Conference on Advanced Science and Technology (Terahertz Science & Technology) was successfully held in Shenzhen University. This conference was co-sponsored by Chinese Academy of Sciences (CAS), the Municipal Government of Shenzhen and National Natural Science Foundation of China (NSFC), organized by Shenzhen University, as ... http://www.THzNetwork.org/wordpress/index.php/archives/523 The deal will allow Toptica to expand its product offering in femtosecond fiber laser technology. IMRA has licensed a large portfolio of its patents relating to ultrafast fiber lasers to Toptica. The agreement is said to enhance Toptica’s laser development capabilities and facilitate commercialization of fiber laser products from the company, ... http://www.THzNetwork.org/wordpress/index.php/archives/517 Spire Corporation announced today that it has received a $99,724 Department of the Army, U.S. Army Research Development and Engineering Command, Small Business Technology Transfer program award entitled, “Resonant Tunneling Diode for High-Power Room-Temperature Terahertz Emission.” This new, miniature solid-state device has the potential of providing more than 10 mW of ... http://www.THzNetwork.org/wordpress/index.php/archives/514 Lisa M. Zurk, associate professor of Electrical and Computer Engineering in the Maseeh College of Engineering and Computer Science at Portland State University, was honored today with the 2006 Presidential Early Career Award for Scientists and Engineers (PECASE). The award ceremony was held at 10:30 a.m. EST in the Presidential Hall ... http://www.THzNetwork.org/wordpress/index.php/archives/516 The August 2007 Special Issue of the Proceedings of the IEEE (v.95, no.8), edited by IEEE Fellows Derek Abbot and Xi-Cheng Zhang, focuses on emerging applications and technological advances in T-ray (terahertz) imaging, sensing, and retection. In recent years, as advances in femtosecond laser technology have enabled the technology to ... http://www.THzNetwork.org/wordpress/index.php/archives/513 There exist several large THz organizations and/or THz networks worldwide. The membership of these organizations ranges from ~100 to several hundred. These links are provided to foster international collaboration. U.S.A.: THz Science and Technology Network The THz Science and Technology Network’s goals are to lower barriers to ... http://www.THzNetwork.org/wordpress/index.php/about/thz-organizations/ The University of Buffalo has received a $750,000 grant from the New York State Office of Science, Technology and Academic Research (NYSTAR) to recruit an internationally known scientist in nanotechnology. Gottfried Strasser will have a joint appointment in the Department of Electrical Engineering in the School of Engineering and Applied Sciences ... http://www.THzNetwork.org/wordpress/index.php/archives/512 Advanced Photonix, Inc.® announced today that it has received a purchase order for a T-Ray 4000(TM) terahertz system from NASA. Picometrix, LLC, an API company, became involved with NASA shortly after the space shuttle Columbia disaster upon re-entry in 2005. The sprayed-on foam insulation (SOFI) on the external fuel tank was ... http://www.THzNetwork.org/wordpress/index.php/archives/511 Nature News and Views by David S. Citrin When we observe laser light, we typically measure its intensity, and so wave amplitude. The phase, which encodes further details of the laser’s internal workings, was obscure — but fresh light is being shed on it. Watch waves on the ocean. They can be characterized ... http://www.THzNetwork.org/wordpress/index.php/archives/507 EUGENE, OR — 10/11/07 — Microtech Instruments announces availability of compact THz sources operating across spectral range from 100 GHz to 1.0 THz. Following initial demonstration in early 2005, performance of these devices has been substantially improved as a result of a joint development project between Microtech Instruments, Inc. and ... http://www.THzNetwork.org/wordpress/index.php/archives/508 TeraView says its Terahertz imaging and spectroscopy products can be used in conjunction with wet dissolution testing to accelerate product development of tablets and capsules, and maintain in-spec performance during pharmaceutical manufacture. The announcement comes in the wake of a recent paper by the Food and Drug Administration (FDA) in the ... http://www.THzNetwork.org/wordpress/index.php/archives/506 Researchers in the US have generated coherent terahertz pulses by frequency-mixing two carbon-dioxide (CO2) laser beams in a nonlinear crystal. The pulses were generated at 328.2 µm with an average output power of 260 µW and a repetition rate of 60 kHz. The corresponding peak power is 510 ... http://www.THzNetwork.org/wordpress/index.php/archives/505 Thanks to technologies developed in the past two decades, particularly sources and detectors, terahertz technology is within striking distance of an extraordinary range of potential markets. Now, a new market study by Thintri, Inc. evaluates the state of today’s technology, the obstacles on the path to commercialization of terahertz technology, ... http://www.THzNetwork.org/wordpress/index.php/archives/502 A manganite crystal (Pr_0.7 Ca_0.3 MnO_3 ) was distorted by Berkeley Lab researchers through the selective excitation of a single vibrational mode in the crystal. A collaboration led by researchers with the U.S. Department of Energy’s Lawrence Berkeley National Laboratory has used molecular vibrations, triggered by ultrafast pulses of terahertz radiation, ... http://www.THzNetwork.org/wordpress/index.php/archives/497 In the electromagnetic spectrum, T-rays inhabit prime real estate between the shorter wavelengths of infrared light and the longer wavelengths of microwaves. But T-rays have not been as commercially successful as these neighbors because T-rays are difficult to produce and transmit. Now, in the 8 June and 28 September Physical ... http://www.THzNetwork.org/wordpress/index.php/archives/496 The next generation of technologies for detecting explosives, including so-called “electronic strip-search” body-scanning cameras, is to be tested for possible use in airports. The federal Department of Transport and Regional Services has asked security firms to provide it with the latest equipment for screening airline passengers and baggage. The department has told ... http://www.THzNetwork.org/wordpress/index.php/archives/499 The U.S. Air Force Office of Scientific Research has contracted Ohio-based Teraphysics Corp. for radar and wide-bandwidth communications applications. Teraphysics is a compact device manufacturer with specialization in technology operating in the millimeter wave and terahertz bandwidths. Under the more than $749,000 contract Teraphysics will develop a prototype and test a miniature ... http://www.THzNetwork.org/wordpress/index.php/archives/498