Imaging

Assembling Matter in 3D Using Sound Waves for 3D Printing

Researchers have created a new technology to assemble matter in 3D. Their concept uses multiple acoustic holograms to generate pressure fields with which solid particles, gel beads, and even biological cells can be printed.

Training a Quadrotor Drone to Cope with Collisions

Advanced technology plays a vital role in search and rescue operations after natural disasters such as earthquakes. Thermal imaging equipment and sensitive listening devices are deployed to seek out signs of life.

Engineering the Flow of Light

A novel nanostructure produces uniquely shaped light.

Strengthening Electron-Triggered Light Emission

A wavelength of visible light is about 1,000 times larger than an electron, so the way the two affect each other is limited by that disparity. Now, researchers have come up with a way to make...

Robotic Hand Can Identify Objects with Just One Grasp

Inspired by the human finger, MIT researchers have developed a robotic hand that uses high-resolution touch sensing to accurately identify an object after grasping it just one time.

Automatic Observation Management System, New Tool to Coordinate Telescope Network

The "AOM" performs complex observations with ten observation modes and 175 strategies.

Researchers Acquire 3D Images with LED Room Lighting and a Smartphone

Researchers are tapping into dynamically controlled LEDs to create a simple illumination system for 3D imaging.

Coherent Correlation Imaging Helps Understand Changes in Magnetic Materials

Scientists used a novel analysis technique — called coherent correlation imaging (CCI) — to image the evolution of magnetic domains in time and space without any previous knowledge.

Lunar Lens: First Compact Flat Metalens Images Moon Surface

Using a new fabrication method, researchers developed a single-lens telescope and captured clear images of the lunar surface — achieving greater resolution of objects and much farther imaging distance than previous metalenses.

Wavelength-Multiplexed Diffractive Optical Processor Computes Hundreds of Linear Transformations in Parallel

Computing using light can potentially provide lower latency and reduced power consumption, benefiting from the parallelism of optical systems.

Vision Sensing is Becoming More Accessible

Vision sensing systems are needed to improve operations in many industrial applications, where they can be arranged to detect the presence, position, and other characteristics of objects and products.

Crack Image Quality Indicator

Engineers have developed a modeling and manufacturing technique that generates unique verification tools which simulate cracks in metals within X-ray setup part-testing geometries.

NEID Spectrometer Lights Up Path to Exoplanet Exploration

NASA's NEID tool delivered its first batch of data on the nearest and best-studied star, our Sun.

Using Small Drones to Monitor Volcanoes

A team at Johannes Gutenberg University Mainz has recently been assessing the potential for using a small, portable observation drone in remote regions.

Sixth Mirror Casting Brings Giant Magellan Telescope Closer to Completion

Nearly 20 tons of extremely pure borosilicate glass made by Ohara Corporation in Japan are becoming a honeycomb mirror measuring 27.6 feet across.

New “Metalens” Shifts Focus Without Tilting or Moving

The design may enable miniature zoom lenses for drones, cellphones, or night-vision goggles.

Nanoimaging of Perovskite Solar Cell Materials

Scientists have developed a new characterization tool that allowed them to gain unique insight into a possible alternative material for solar cells.

High-Speed Camera Captures Signals Traveling Through Nerve Cells

Combining high-speed camera and interferometer technology enables the detection of electrical pulses travelling through nerve cells.

AI that Mimics the Human Eye

Researchers at University of Central Florida have developed an artificial intelligence device that mimics the retina of the eye.

A Laser-Focused Approach to LiDAR

Traditional time-of-flight LiDAR has many drawbacks that make it difficult to use in many 3D vision applications.

Reflection-Reducing Imaging System for Machine Vision Applications

The imaging system tested in NASA wind tunnels can reduce or eliminate shadows that occur when using many existing BOS and photogrammetric measurement systems.

Assembly for Simplified Hi-Res Flow Visualization

The assembly can simply be mounted in front of a camera to enable focusing schlieren imaging capability.

Hybrid Microscope Streamlines Imaging for Research and Medicine

The new microscope is called a hybrid open-top light-sheet (OTLS) microscope.

New Imaging Method Reveals Concealed Objects

Using state-of-the-art indium phosphide transistors and a basic computer and mirrors, researchers were able to produce images of concealed bodies.

Sensor Breakthrough Paves the Way for a Map of the World Under Earth’s Surface

The sensor works by detecting variations in microgravity using the principles of quantum physics, which is based on manipulating nature at the sub-molecular level.

Pulsed 2-Micron Laser Transmitter

The design produces a compact, efficient, long-lifetime laser transmitter as needed for use in space, while also having potential applications as an airborne or ground-based wind measurement tool.

Let’s Get Small: New Argonne Method Greatly Improves X-Ray Nanotomography Resolution

A group of scientists led by the U.S. Department of Energy’s Argonne National Laboratory has created a new method for improving the resolution of hard X-ray nanotomography.

Making Measurements with a Fine-Toothed Comb

Enter the frequency comb, a Nobel Prize-winning device and the result of decades of research from NIST and others. The comb generates a billion pulses of light per second, which bounce back and forth inside an optical cavity.