Magazine

Low-Cost Technology for Detecting, Measuring Lead Concentrations in Water

Engineers at MIT, Nanyang Technological University, and several companies have developed a compact and inexpensive technology for detecting and measuring lead concentrations in water, potentially enabling a significant advance in tackling this persistent global health issue. Read on to learn more.

How a Startup Is Reducing Carbon from Building Operations with Drones

Buildings are big energy consumers, emitting wasteful carbon, contributing to a warming planet, and accounting for more than 40 percent of the world’s carbon dioxide emissions. Fortunately, a new startup is paving the way for dramatic reductions in carbon from building operations. Lamarr. AI has perfected the process of using drones, thermal imaging, and artificial intelligence (AI) to diagnose the health of building exteriors and roofs. Read on to learn more.

Passive Nutrient Delivery System (PONDS)

Reliable seed germination and plant production requires an environment that is neither too dry nor too wet. PONDS was developed to improve water and nutrient delivery for plants grown on the International Space Station (ISS). Read on to learn more about it.

New on the Market

See what's new on the market, including the eddyNCDT 3005 from Micro-Epsilon; Instron's new iteration of its Bluehill® Central software platform; Novotechnik U.S.'s TE1 Series of absolute linear position sensors; Specialised Imaging's new high-intensity short duration flash designed to freeze motion in aeroballistic applications; and more.

Products of Tomorrow

See the products of tomorrow, including a new type of 3D-printed titanium that’s about a third cheaper than commonly used titanium alloys; specially designed metasurfaces — flat devices etched with nanoscale light-manipulating patterns — to act as ultra-thin upgrades for quantum-optical chips and setups; and a handheld slide staining system designed to support medical, research, or environmental monitoring.

Product of the Month

See the product of the month: Phoenix Contact's NearFi, a contactless real-time transmission technology.

3D Printing Lightweight Concrete Structures that Absorb Carbon Dioxide

Shu Yang and her materials research team at the University of Pennsylvania, along with the architect Masoud Akbarzadeh, Director of the Polyhedral Structures Laboratory, have developed a 3D-printed concrete based on diatomaceous earth that has enhanced carbon capture, is strong, and uses less CO2-producing cement.

5Ws of the Mini Spectrometer

North Carolina State University engineers have built a tiny spectrometer that is orders of magnitude smaller than current technologies and can accurately measure wavelengths of light from ultraviolet to the near infrared.

Dust-Powered 3D Printing

AI SpaceFactory sells 3D printers informed by its work on Marshall Space Flight Center’s Centennial Challenge, which the company won with print material containing crushed basalt similar to ground cover on Mars.

Knowing the Right Trigger Strategy Ensures Capture of High-Speed Application With Precision

Why should you know the right trigger strategy? Read on to find out.

Noninvasive Imaging Method Can Penetrate Deeper Into Living Tissue

Metabolic imaging is a noninvasive method that enables clinicians and scientists to study living cells using laser light, which can help them assess disease progression and treatment responses. But light scatters when it shines into biological tissue, limiting how deeply it can penetrate and hampering the resolution of captured images. Now, MIT researchers have developed a new technique that more than doubles the usual depth limit of metabolic imaging. Read on to learn more.

A Technological Breakthrough for Ultra-Fast and Greener AI

AI systems like ChatGPT are notorious for being power-hungry. To tackle this challenge, a team from the Centre for Optics, Photonics and Lasers has come up with an optical chip that can transfer massive amounts of data at ultra-high speed. As thin as a strand of hair, this technology offers unrivaled energy efficiency. Read on to learn more.

Chiral Photonic Device Combines Light Manipulation with Memory

As fast as modern electronics have become, they could be much faster if their operations were based on light, rather than electricity. Fiber optic cables already transport information at the speed of light, but to do computations on that information without translating it back to electric signals will require a host of new optical components. Researchers have now developed such a device. Read on to learn more.

Sensitive Yet Tough Photonic Devices Are Now a Reality

Engineers at the University of California San Diego have achieved a long-sought milestone in photonics: creating tiny optical devices that are both highly sensitive and durable — two qualities that have long been considered fundamentally incompatible. Read on to learn more.

Tunable Laser Light

Researchers have invented a new type of tunable semiconductor laser that combines the best attributes of today’s most advanced laser products, demonstrating smooth, reliable, wide-range wavelength tuning in a simple, chip-sized design. Read on to learn more about it.

New Products

See the new products, including Corning Incorporated's Corning® Gorilla® Glass Ceramic; Epoxy Technology's EPO-TEK®353NDP, a high-performance, humidity-resistant epoxy; Edmund Optics' off-the-shelf HOLO/OR Diffractive Diffusers and Beamsplitters; Teledyne Technologies subsidiary FLIR's advanced multispectral imaging solution; and much more.

Optimizing Laser Cutting in Semiconductor Advanced Packaging

DPSS lasers are a critical enabling technology for meeting the precision materials processing demands of advanced packaging. Both nanosecond and USP lasers can achieve excellent results, but the right choice depends on specific requirements. Read on to learn more.

New Imaging Technologies Achieve Real-Time Boundary Detection, Single-Shot High-Dynamic Range Imaging

Patent-pending imaging technologies created in Purdue University’s College of Engineering could be developed and commercialized for applications as diverse as medical imaging, autonomous navigation, surveillance, microscopy, and advanced manufacturing. Read on to learn more about it.

Positioning Wafers with Micrometer Precision for PECVD Coating

For loading and unloading workpiece carriers containing wafers of different sizes in an automated process prior to PECVD coating, acp systems has developed a robotic solution aided by image processing for a leading manufacturer of space solar technology. Read on to learn more.

How to Optimize for Isolation and Performance Using Advanced Digital Isolators

This article briefly examines why isolation is required, emphasizing the need in sensor-based circuits. It then looks at various aspects of isolation using state-of-the-art digital isolators from Analog Devices and shows how they can be applied.

Flexible Silicon Photovoltaics: A Breakthrough in Space-Grade Solar Power

In-space manufacturing is expected to become a core part of future space economy by using assets in orbits or beyond Earth orbit for use in space. Tech Briefs interviewed space-focused solar energy startup Solestial’s CTO Stanislau Herasimenka about the key technology developments leading to this increased momentum for space-based manufacturing and the role solar power will play in it. Read on for the full interview with Herasimenka, edited for length and clarity.

A One-Piece Liquid Rocket Thrust Chamber Assembly

NASA researchers are eliminating complex joints by manufacturing a 1-piece TCA utilizing 3D printing and large-scale additive manufacturing technologies to directly deposit the nozzle onto the combustion chamber. And, by replacing a traditional solid metal jacket with a composite overwrap for support, the overall weight is reduced by over 40 percent. Read on to learn more.

Diversifying the Supply Chain for Producing Large-Scale Metal Parts

Researchers at the Department of Energy’s Oak Ridge National Laboratory are using advanced manufacturing techniques to revitalize the domestic production of very large metal parts that weigh at least 10,000 pounds each and are necessary for a variety of industries, including clean energy. Read on to learn more.

3D Printing Self-Heating Microfluidic Devices

MIT researchers have used 3D printing to produce self-heating microfluidic devices, demonstrating a technique which could someday be used to rapidly create cheap, yet accurate, tools to detect a host of diseases. Read on to learn more.

Twisted Moiré Photonic Crystals

Researchers have developed an on-chip twisted moiré photonic crystal sensor that uses MEMS technology to control the gap and angle between the crystal layers in real time. The sensor can detect and collect detailed polarization and wavelength information simultaneously. Read on to learn more.

Advanced Thermal Inspection with Pulsed Light Emitting Diodes (PLED) Technology

Engineers at NASA Langley Research Center have developed a cutting-edge thermal inspection technology that enhances defect detection on low-emissivity surfaces by eliminating false readings caused by infrared reflections. Read on to learn more.

‘Exergames’ Aim to Make Working Out Enjoyable

Virtual reality video games that combine screen time with exercise are a great way to get fit, but game designers face a major challenge — adherence to ‘exergames’ is low, with most users dropping out once they start to feel uncomfortable or bored. Read on to learn what a team did to thwart this.

Thin Film Sensor for Ultra High-Temp Measurement

Innovators at NASA Johnson Space Center have developed a thin film sensor that measures temperatures up to 1200 °F, and whose prototype successor may achieve measurements up to ~3000 °F — which was the surface temperature of the Space Shuttle during its atmospheric reentry. Read on to learn more.

New Technique Could Accelerate Noise-Free Superconducting Qubits for Quantum Computing

A research team led by scientists at Lawrence Berkeley National Laboratory (Berkeley Lab) has developed a new fabrication technique that could improve noise robustness in superconducting qubits, a key technology for enabling large-scale quantum computers. Read on to learn more.