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Optimizing Light Confinement Could Open the Door to New Optoelectronic Devices

The electronic devices include billions of transistors. Initially, the size of the transistor was nearly 1 cm. However, advancement of technology has led to a considerable reduction in its size up to 14 nm, or 1000 times smaller than the width of a strand of human hair.

23 Apr 2018

Researchers Develop Smaller 3D Photonic Integrated Circuits

In the recent past, femtosecond laser direct writing has been regarded as a propitious technique for the fabrication of photonic integrated chips specifically because of its intrinsic potential for three-dimensional (3D) prototyping in transparent substrates.

11 Apr 2018

RTI International Launches SWIR Vision Systems for Machine Vision Imaging Technology

RTI International, a leading nonprofit research institute, today announced the launch of a new spin-out venture company, SWIR Vision Systems Inc., to commercialize breakthrough infrared camera technology developed at RTI for applications in the industrial machine vision, security systems, agricultural, automotive, and other global imaging markets.

From SWIR Vision Systems 27 Mar 2018

Physicists Find Novel Use of X-ray Photoelectron Spectroscopy

An application of X-ray photoelectron spectroscopy (XPS) is being pioneered by Lancaster physicists partnering with technology company Kratos Analytical.

7 Mar 2018

A Study on Topological Insulator Lasers

A team of researchers has created a new, very efficient and powerful semiconductor laser system: the topological insulator laser.

5 Feb 2018

Researchers Make Breakthrough in Developing Electrically Pumped Organic Semiconductor Laser

Based on diversity and functional design of molecule structures with color covering the entire visible spectrum, organic semiconductors have excellent luminescence and lasing properties as well as good solution processing performance.

19 Dec 2017

Nanograss Glass with Fluid-Induced Switchable Opacity Could Improve LEDs, Solar Cells

Researchers at the University of Pittsburgh, Pennsylvania used nanoscale grass-like structures to create glass that appears hazy but still allows a large amount of light to pass through.

12 Dec 2017

Researchers Incorporate Boron into InGaN Layers to Increase LED Efficiency

The problem faced by high-power white light-emitting diodes (LEDs) is the same as that faced by Michigan Stadium on game day, that is, huge numbers of people in a restricted space.

29 Nov 2017

Researchers One Step Closer to Solving the Problems in Designing Organic Diode Lasers

From the year 1962, the time when semiconductor diode lasers were invented, they have dramatically transformed communications and enabled storage and retrieval of information in DVDs, CDs, and Blu-ray disks.

21 Nov 2017

Synthesizing Light-Matter Quasi-Particles from Semiconducting Carbon Nanotubes

We can electrically synthesize light-matter quasi-particles in semiconducting carbon nanotubes. Physicists and material scientists at Heidelberg University (Germany) and at the University of St Andrews (Scotland) applied light-emitting and exceptionally stable transistors to achieve strong light-matter coupling and generate exciton-polaritons.

25 Jul 2017