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Photonics/Optics

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Briefs: Photonics/Optics
R&D Effort Produces Magnetic Devices to Enable More Powerful X-ray Lasers

A team of researchers have designed, built, and tested two devices, called superconducting undulators, which could make X-ray free-electron lasers (FELs) more powerful,...

News: Imaging
When Stars Collide: LIGO Detects Gravitational Waves from ‘Kilonova’ Light Show

In the galaxy NGC 4993, located approximately 130 million light-years from Earth, two...

Briefs: Photonics/Optics
2.2-Micron, Uncooled, InGaAs Photodiodes and Balanced Photoreceivers up to 25-GHz Bandwidth

Traditional applications for 2-micron photodetectors have been largely dominated by passive remote sensing where detectors having bandwidth of even one...

Briefs: Photonics/Optics
Compact, Lightweight, Athermal, Nanocomposite Telescopes with Freeform Optics

Small space missions such as CubeSats frequently require telescopes with highly sophisticated optical systems that are also low in mass and cost. The very limited...

Briefs: Photonics/Optics
High-Resolution, Coherent, Dual-Tip Scanning Probe Microscope

The scanning tunneling microscope (STM) has become one of the most powerful tools used in studying the surface structure of electrically conducting solid-state materials at an atomic...

Briefs: Photonics/Optics
Fiber-Optic Environmental Radiation Dosimeter

An all-optical, fiber-optic-coupled remote radiation sensor was developed using luminescent, copper-doped quartz material. The key to the technology is the doped quartz material, which produces a...

INSIDER: Motion Control
Webb Telescope Actuators Move with Microscopic Accuracy

The James Webb Space Telescope will be the most powerful space telescope ever built. With a 21-foot diameter,...

INSIDER: Sensors/Data Acquisition
Thin Photodetector Increases Performance Without Adding Bulk

In today’s increasingly powerful electronics, tiny materials are a must as manufacturers seek to increase performance without adding bulk. Smaller also is better for optoelectronic...

INSIDER: Semiconductors & ICs
Single-Photon Emitter Holds Promise for Quantum Info-Processing

Los Alamos National Laboratory has produced the first known material capable of single-photon emission at room temperature and at telecommunications wavelengths. These carbon...

INSIDER: Photonics/Optics
Laser Pulses Produce Sharp Images of Organs in Motion

Researchers have developed a photoacoustic imaging technique that uses lasers to create detailed ultrasound images in live animals. The method allows for complete internal body scans with...

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