Andy Choi

Articles from Andy

Vishay Intertechnology Unveils High-Speed Silicon PIN Photodiodes

Vishay Intertechnology has launched new silicon PIN photodiodes to expand its optoelectronics portfolio. The high-speed photodiodes have high radiant sensitivity, and switching time is also faster.

27 Feb 2012

Harvard University Scientists Create a Novel Tunable Optical Filter

A research team comprising Kenneth Crozier and colleagues from the Harvard University has developed a novel tunable color filter, which utilizes optical nanoantennas for accurately controlling color output.

27 Feb 2012

Researchers Create First Physical Demonstration of Lumped Optical Circuit Elements

A research team led by Nader Engheta from the University of Pennsylvania is working on ways to use light in place of electricity. The team has developed the first physical illustration of ‘lumped’ optical circuit elements using nanotechnology.

27 Feb 2012

Finisar Launches WaveShaper Programmable Optical Filters

Two latest WaveShaper Programmable Optical Filters, WaveShaper 1000M/SP and 1000S/SP have been launched by Finisar. The programmable filters, which maintain polarization, offer phase spectra and amplitude controls in the C-band.

24 Feb 2012

NinePoint Medical Begins Clinical Evaluation of Nvision VLE Imaging System

NinePoint Medical, involved in devising medical instruments for in vivo pathology, has begun clinical trials to assess superior resolution optical imaging of the Barrett’s esophagus using its own Nvision VLE Imaging System.

24 Feb 2012

STEMMER IMAGING Releases Advanced User Programmable Vision Processor

Teledyne DALSA’s new Xcelera-CL VX4 user programmable vision processor is now offered by STEMMER IMAGING. Integrated with Sapera APF, the Xcelera-CL VX4 offers a dynamic vision processor based on FPGA (field-programmable gate array) and integrated graphical FPGA development environment that promotes optimized high-performance machine vision applications.

23 Feb 2012

Luxtera Delivers One-Millionth Silicon CMOS Photonics

Luxtera, a global pioneer in Silicon CMOS Photonics, recently declared that it has exported the company’s one-millionth 10 Gbit channel.

23 Feb 2012

Researchers Simulate Dynamic Behavior of Individual Atoms in Solids

For the first time, researchers at the Freie Universität Berlin, along with the Max Planck Institute of Quantum Optics, and Ludwig-Maximilians-Universität München (LMU Munich) have achieved the simulation of the dynamic behavior of highly correlated individual atoms that exist in solids.

23 Feb 2012

CEA-Leti’s HELIOS European Project Team Demonstrate Innovative Electro-Optical Modulators

CEA-Leti manages the European HELIOS project that accentuates expedite commercialization of silicon photonics. It has launched a 40 Gbit/s optical modulator in silicon, developed by the HELIOS Project members.

23 Feb 2012

ORNL’s Wide Band Gap Tunability Improves Performance of Opto-Electronic Devices

The Oak Ridge National Laboratory (ORNL) researchers have made a novel discovery that has led to the establishment of new boundaries for tuning band gaps in insulating materials.

23 Feb 2012

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