Nitto Denko Invests S$10 Million To Pioneer Organic Electronic Device Research In Singapore Dec 1, 2008
The Rects will fuse Nitto Denko's specialty knowledge and technology in polymer waveguides with DSI, IMRE and NTU's expertise in Complex Vibration Numerical/Experimental Analysis, Organic Electronics and Photonic Research respectively ... Said Principal Investigator Assoc Prof Tjin Swee Chuan, School of Electrical and Electronic Engineering, Nanyang Technological University said, "Our project utilises Nitto Denko's polymer to create micron-sized optical waveguides using NTU's patented laser... (JCN Network, Japan)
Enablence Completes Pannaway Technologies Merger with Enablence's FTTx Networks Division Nov 20, 2008
Products for access, metro and long-haul markets include transceivers, splitters, waveguides, optical channel monitors, multiplexers, ROADMs, switches, tunable, dispersion compensators, and photodiodes. About Pannaway Technologies Inc.. (CCNMatthews Press Releases)
Paving The Way Towards Optical Sensing Foils Oct 13, 2008
The links include optical waveguides, light sources, and detectors ... Standard commercially available GaAs photodetectors and GaAs VCSELs (vertical-cavity surface-emitting laser) are thinned down to 30 m. Next, they are embedded into a flexible foil of optical transparent material and optically coupled with embedded waveguides and out-of-plane micromirrors ... Array waveguide sensors rely on the change in coupling between arrays of crossing waveguides. (Science Daily)
IMEC researchers embed optical links in flexible substrate Oct 8, 2008
Next, they are embedded into a flexible foil of optical material and optically coupled with embedded waveguides and out-of-plane micromirrors ... IMEC is working on two types of sensors: array waveguides and optical fiber sensors ... Array waveguide sensors rely on the change in coupling between arrays of crossing waveguides. (EETimes)
Disposable ‘lab-on-a-chip’ May Save Costs And Lives Sep 24, 2008
They plan to pack everything light sources and dectector, waveguides, and the microfluidic system into one polymer-based card. The electronics that will read the cards and display the results will be a separate unit. (Science Daily)
Microsoft airs "I'm a PC" Windows ad Sep 19, 2008
Coiled waveguides' contained within the housing resonate the sound produced by the phone's built in speaker. Griffin claims the increase is substantial enough to project music or an alarm across the room. (Electronista)
Digital Upgrades for a Radio Astronomy Revolution Sep 12, 2008
Engineers also upgraded the path by which signals get from the antenna dishes to the correlator, using all-digital fiber optics that replace the old analog waveguides. The dishes are getting new, exquisitely sensitive digital receivers, providing continuous band coverage from one to 50 gigahertz. (Scientific American)
Optical Computing Closer To Reality Aug 22, 2008
Penn s research team took advantage of this technological advance by utilizing metallic nanoparticles as a chain of miniature waveguides that exchange light. Currently, the advance is theoretical. (Science Daily)
Scientists demonstrate highly directional semiconductor lasers Jul 28, 2008
"Such an advance could also lead to a wide range of applications at the shorter wavelengths used for optical communications. A very narrow angular spread of the laser beam can greatly reduce the complexity and cost of optical systems by eliminating the need for the lenses to couple light into optical fibers and waveguides," said Dr. Kan ... High directionality is desirable for efficiently coupling laser power into waveguides and optical fibers without the need for lenses. (EurekAlert!)
'Nanoglassblowing' seen as boon to study of individual molecules Jun 13, 2008
Other potential applications of the technique include the manufacture of optofluidic elementslenses or waveguides that could change how light is moved around a microchipand rounded chambers in which single cells could be confined and held for culturing. . (EurekAlert!)
Plastic Lasers Of The Future May 27, 2008
Currently available laser diodes do not readily cover the full visible spectrum, which limits display and many spectroscopic applications, and precludes access to the full range of wavelengths supported by the standard plastics used for waveguides and optical fibres. Professor Bradley, Dr Stavrinou and their colleagues point out that plastic laser diodes could operate across a much more substantial wavelength range spanning the near ultraviolet to the near infrared. (Science Daily)
Study Says Carbon Nanotubes as Dangerous as Asbestos May 21, 2008
"That finding opens the door to circuits in which standard copper interconnects are replaced by optical waveguides made from nanotubes allowing the possibility of fully integrated optoelectronic circuits.". Nanotubes are likewise being developed for use in new drugs, energy-efficient batteries, electronics and other products under the assumption that they are no more dangerous than graphite. (Scientific American)
UniPixel to show 'TMOS' prototypes at SID May 17, 2008
They will also discuss slab waveguides that provide internal reflected light in displays. . (EETimes)
Emergency links: NIST identifies 'sweet spot' for radios in tunnels May 17, 2008
Tunnels can channel radio signals in the right frequency range because they act like giant waveguides, the pipelike channels that confine and direct microwaves on integrated circuit wafers, and in antenna feed systems and optical fibers. The channel shape reduces the losses caused when signals are absorbed or scattered by structural features. (EurekAlert!)
Waveguides bridge 'terahertz gap' Apr 23, 2008
com - Waveguides bridge 'terahertz gap ... Waveguides bridge 'terahertz gap ... Now, researchers at the University of Utah have demonstrated a method of building wires that act as terahertz-caliber waveguides atop stainless-steel foil by using lines of micron-scale perforations. (EETimes)
Getting wired for terahertz computing Apr 15, 2008
Light used for communication is transmitted through fiberoptic cables and split into different colors or channels of information using devices called waveguides. In a study to be published Friday, April 18 in the online journal Optics Express, Nahata and colleagues report they designed stainless steel foil sheets with patterns of perforations that successfully served as wire-like waveguides to transmit, bend, split or combine terahertz radiation ... Wires act as waveguides for electricity. (EurekAlert!)
300-Gbit/second PCB bus goes optical Feb 29, 2008
IBM first fabricated a complete conventional board, then added polymer waveguides to its top surface using the same type of lithography used to deposit metal traces on chips. To demonstrate its own custom transceivers, IBM spaced two modules 3 millimeters apart with 32 waveguides, yielding the transceivers' 16 bidirectional channels ... "Our polymer waveguides are 35-microns-wide and tall, with 27 microns between them," said IBM researcher Fuad Doany. (EETimes)
Silicon photonics goes mainstream Feb 28, 2008
Luxtera's single chip device integrates both an LRM's electrical transceivers and the optical waveguides onto a CMOS chip; Lightwire has divided the labor between a 65-nm chip for electrical processing and a 130-nm chip dedicated exclusively to the optical functions. "By using two chips instead of one, we think we can move more quickly to multichannel 40 gigabit and 100 gigabit versions," said Lightwire founder and chief technology officer Kal Shastri. (EETimes)
Flawless Data Reception For Internet And Other Fiber-based Telecommunications Feb 25, 2008
A one-rod segment separates the two waveguides ... The waveguides can communicate through the cavity, allowing a specific wavelength frequency to be selected from the input waveguide and transmitted to the output waveguide, excluding other input frequencies and resulting in near 100 percent efficiency for the drop frequencies. (Science Daily)
Avid Audio Group Drives Revolution in Music Creation at NAMM 2008 Jan 19, 2008
M-Audio and Studiophile BX8a Deluxe monitors feature new waveguides, enhanced driver integration and other advancements to deliver a cohesive and refined sound. M-Audio is a leading manufacturer of reference monitors, and the Studiophile series regularly resides at the top of the ranking of best-selling monitors. (Yahoo! Wire -- Entertainment News)
Researchers bend light through waveguides in colloidal crystals Jan 8, 2008
Applications for the optically active crystals include low-loss waveguides, low-threshold lasers and on-chip optical circuitry ... Now, in a paper accepted for publication in Nature Photonics, and posted on the journals Web site, Braun and his team demonstrate actual optical activity in waveguides and cavities created in their colloidal crystals ... Creating these waveguides by coupling colloidal assembly and multi-photon polymerization is simpler and less expensive than conventional... (EurekAlert!)
Sandwich Technique Eases 3D Optical Chip Fabrication Dec 28, 2007
Photonic devices are made on chips, in a similar way to electronic circuits, by combining elements such as laser diodes, waveguides and detectors ... Using InP and GaAs wafer substrates, the WAPITI team created various kinds of microrings with radii down to 10 m. The two-layer technique allowed them to create microrings with vertical connections to the transparent waveguides that carry light in and out of the microrings. (Science Daily)
Optical signals interact with MEMS Nov 6, 2007
Micro- and nanoscale mechanical structures have long been used to sculpt and channel optical signals, from waveguides to resonators, but lately the direction of influence has reversed. Now optical signals are being used to manipulate these mechanical structures. (EETimes)
Microfluidics and optical trapping integrated for the first time in new lab-on-a-chip research Oct 26, 2007
This novel architecture, created by lead researcher Michal Lipson and her group and David Erickson and his group, is made up of a field of solid core waveguides. The waveguides are fabricated from SU-8, a material whose mechanical hardness and chemical resistance make it a source for use in lab-on-chip analysis systems ... The waveguides used in the device achieve a much more efficient sorting process, which enables trapping and sorting much smaller spheres with much lower intensities than what... (EurekAlert!)
Local companies cash in on defense contracts Oct 21, 2007
Dependable Precision Manufacturers: 72,014 for machine shop sets, kits, outfits, antennas, waveguides, centrifugal separators and miscellaneous vehicular components. G-REM: 1,870 for maintenance or other hospital buildings. (Lodi News Sentinel, CA)
New Field-deployable Biosensor Detects Avian Influenza Virus In Minutes Instead Of Days Oct 3, 2007
An electromagnetic field associated with the light beams extends above the waveguides and is very sensitive to the changes caused by antibody-antigen interactions on the waveguide surface. When a liquid sample passes over the waveguides, any binding that occurs on the top of a waveguide because of viral particle attachment causes water molecules to be displaced ... The waveguides can be cleaned and reused dozens of times, decreasing the per-test cost of the chip fabrication. (Science Daily)
Quantum dot coupled to a nanowire Sep 6, 2007
By engineering the location of quantum dots close to a nanowire waveguide, the Harvard researchers managed to route the entire optical output of the quantum dot emitters down nanowire waveguides ... Unlike optical waveguides, which cannot be thinner than the wavelength of the light they transmit, nanowires can confine light in the transverse direction down to almost any sub-wavelength size. (EETimes)
Intel demos 40-Gbit/s silicon laser Aug 24, 2007
For the future, Intel and UCSB plan to cooperate on designing chips that implement some of the possible applications for a silicon laser, with Intel supplying the necessary on-chip silicon waveguides and UCSB implementing the to create the rest of a telecommunications-application chip. Beyond telecommunications, Koch predicts that silicon lasers could also be used on multi-core processors for internal core-to-core communications at speeds impossible for electrically switched signals. (EETimes)
Researchers directly deposit gold nanoparticles in suspension Aug 10, 2007
Nanoscale patterns of nanoparticles have the potential to be used in miniature electronic circuits or in plasmon waveguides to guide the transport of electromagnetic energy below the diffraction limit. Nanoparticles functionalized with biological materials can also be placed between electrodes for use in biosensing applications. (EurekAlert!)
On A Wire Or In A Fiber, A Wave Is A Wave Jul 17, 2007
The results of this experiment may disappoint some researchers who have hoped that SPPs traveling along metal waveguides could allow circuit design to move seamlessly from electronics to photonics. Instead, Zia sees developing and challenging a comprehensive theory as the first step toward devising structures uniquely suited to controlling the movement of SPPs. (Science Daily)
Indian-American scientist wins top award in glass science Jul 10, 2007
The Donors' Association for the Promotion of Science in Germany, which administers the Schott award, also noted with appreciation Jain's research into unique light-inducedphenomena in glass, his studies of the corrosion of glass in nuclear environments, and his work with sensors, infrared optics, waveguides, photolithography, nanolithography andother photonic applications of glass. Jain says he was taking a boat ride to the Isle of Skye off Scotland's west coast 20 years ago when he first... (Daily News & Analysis)
Bright future for nanosized light source Jun 29, 2007
Coupled with earlier projects in which Yang and his research group created ultraviolet nanowire nanolasers, and made nanoribbon optical waveguides that can channel and direct light through circuitry, the new nanowire light source lays firm groundwork for future nanophotonic technology ... Lasers, waveguides, non-linear optical converters and photodetectors are all important components for photonic technology, said Yang ... The next direction we would like to push is single cell endoscopy, in... (EurekAlert!)
Scientists Achieve Atomic Spectroscopy On A Chip Jun 5, 2007
Atomic spectroscopy on a chip: The diagram (a) shows interconnected waveguides forming two independent rubidium vapor cells on a chip ... The key to the group's achievement is their development of hollow-core optical waveguides based on antiresonant reflecting optical waveguide (ARROW) principles ... In previous publications, Schmidt and his collaborators have described other uses of ARROW waveguides integrated into chips using standard silicon fabrication technology. (Science Daily)
Visible Light Bent the 'Wrong' Way Mar 31, 2007
The device might help study cloaking or other effects, he notes, adding that the group wants to try to stack waveguides to bend light in three dimensions. The work, described in this week's Science, is "extraordinarily meticulous and extremely impressive," says engineer David Smith of Duke University. (Scientific American)
IBM's optical chip speeds data transfers Mar 28, 2007
By using IBM's transceiver in conjunction with densely spaced waveguides in place of copper tracks, designers stand to save valuable real estate on circuit boards as well as reducing power consumption, while simultaneously increasing performance. Other early applications are likely to include the high-speed routers that control the flow of data across the Internet's backbone and in high-end corporate and scientific/engineering networks. (iTWire)
Luxtera integrates photodetectors on SOI Mar 16, 2007
Luxtera Inc. has used a silicon-on-insulator (SOI) process from Freescale Semiconductor Inc. as the basis for an integrated receiver with a layered pure-germanium photodetector applied after waveguides are etched into the SOI substrate. Marek Tlalka, Luxtera vice president of marketing, predicted that successful scaling of a single-chip receiver to high volumes might spell the end of the discrete photodetector market for many applications. (EETimes)
Texas researchers claim fastest photonic waveguide Feb 20, 2007
The ultimate goal of such silicon waveguides and is to reduce power consumption in chips by replacing metal interconnection layers with optical interconnects ... "We exploited the slow light effect in photonic crystal waveguides to shorten the interaction length 10 times, thereby reducing the electric current about 10 times for the given current density, yielding much lower voltage and power," said Wei Jiang ... The team claims to have also gained insights into the principles governing... (EETimes)
Third-Order Partners With Photon-X for Defense Telecom/Datacom Jan 3, 2007
Photon-X fabricates extremely high-efficiency low-loss waveguides (less than 0. 05 dB/cm) primarily for customers within the U.S. Government and Department of Defense. (Primezone Releases)
