Sensors/​Data Acquisition

Scientists Use Distant Sensor to Monitor American Samoa Earthquake Swarm

Residents of the Manu’a Islands in American Samoa were feeling the earth shake, raising concerns of an imminent volcanic eruption or tsunami. Scientists from the U.S. Geological Survey used machine learning and a technique called template matching on shaking data recorded from a single seismic sensor located 250 kilometers away to locate the source of the shaking. Read on to learn more.

Researchers Pioneer Nanosensor for Real-Time Iron Detection in Plants

Researchers have developed a groundbreaking near-infrared fluorescent nanosensor capable of simultaneously detecting and differentiating between iron forms — Fe(II) and Fe(III) — in living plants. Read on to learn more about it.

Implantable Transmitter for Wireless Sensor Nodes

An invention that uses microchip technology in implantable devices and other wearable products such as smart watches can be used to improve biomedical devices including those used to monitor people with glaucoma and heart disease. Read on to learn more.

Nanogenerators for Monitoring Heart Health

A team of researchers has developed self-powered, wearable, triboelectric nanogenerators (TENGs) with polyvinyl alcohol (PVA)-based contact layers for monitoring cardiovascular health. TENGs help conserve mechanical energy and turn it into power. Read on to learn more.

A Step Toward More Accurate 3D Object Detection

Scientists have developed multi-modal 3D object detection methods that combine 3D LiDAR data with 2D RGB images taken by standard cameras. While the fusion of 2D images and 3D LiDAR data leads to more accurate 3D detection results, it still faces its own set of challenges, with accurate detection of small objects remaining difficult. Read on to learn more about it.

An Innovative Sensing Platform for Ultrahigh Sensitivity in Conventional Sensors

New research unlocks the power of exceptional points (EPs) for advanced optical sensing. In a study published in Science Advances , a team showed that these unique EPs — specific conditions in systems where extraordinary optical phenomena can occur — can be deployed on conventional sensors to achieve a striking sensitivity to environmental perturbations. Read on to learn more.

Sensors for ‘Smart’ Wound Bandage Track Healing, Immune Response

Researchers from Skoltech and the University of Texas at Austin have presented a proof-of-concept for a wearable sensor that can track healing in sores, ulcers, and other kinds of chronic skin wounds, even without the need to remove the bandages. Read on to learn more.

“Living Bioelectronics” That Can Sense and Heal Skin

A team has created a prototype for what it calls “living bioelectronics” — a combination of living cells, gel, and electronics that can integrate with living tissue. The patches are made of sensors, bacterial cells, and a gel made from starch and gelatin. Tests in mice found that the devices could continuously monitor and improve psoriasis-like symptoms, without irritating skin. Read on to learn more.

Brain-Inspired Wireless System Gathers Data from Salt-Sized Sensors

The Brown University research team created a novel approach for a wireless communication network that can efficiently transmit, receive, and decode data from thousands of microelectronic chips that are each no larger than a grain of salt. Read on to learn more about it.

A Color-Based Sensor Emulates Skin’s Sensitivity

Jamie Paik and colleagues in the Reconfigurable Robotics Lab in EPFL’s School of Engineering have developed a sensor that can perceive combinations of bending, stretching, compression, and temperature changes, all using a robust system that boils down to a simple concept: color. Read on to learn more about it.

Pervasive Biocybernetic Adaptation

The technology has the potential for many applications including enhancing pilot training for peak performance and alertness, developing software, training programs, and services for well-being and healthcare, as well as revolutionize the gaming industry by creating interactive video games. Read on to learn more.

Providing Robots a Soft Touch Using 3D Printing

A recent study demonstrates that soft skin pads doubling as sensors made from thermoplastic urethane can be efficiently manufactured using 3D printers. Read on to learn more.

Quantum Sensing to Engineer Photonic Sensors

A Bristol-led team of physicists has found a way to operate mass manufacturable photonic sensors at the quantum limit. This breakthrough paves the way for practical applications such as monitoring greenhouse gases and cancer detection. Read on to learn more.

High-Speed Droplet Production in Microfluidic Devices

Researchers have introduced a microfluidic system that utilizes porous “inverse colloidal crystal” structures to dramatically improve the efficiency of microdroplet generation. Read on to learn more about it.

“Living Bioelectronics” That Can Sense and Heal Skin

A team has created a prototype for what it calls “living bioelectronics” — a combination of living cells, gel, and electronics that can integrate with living tissue. The patches are made of sensors, bacterial cells, and a gel made from starch and gelatin. Tests in mice found that the devices could continuously monitor and improve psoriasis-like symptoms, without irritating skin. Read on to learn more.

Cat’s Eye-Inspired Vision System for Autonomous Robotics

Researchers led by Professor Young Min Song from the Gwangju Institute of Science and Technology have unveiled a vision system inspired by feline eyes to enhance object detection in various lighting conditions. Featuring a unique shape and reflective surface, the system reduces glare in bright environments and boosts sensitivity in low-light scenarios. Read on to learn more.

A Metamaterial that Traps, Amplifies Micro-Vibrations in Small Areas

The Korea Research Institute of Standards and Science has developed a metamaterial that traps and amplifies micro-vibrations in small areas. This innovation is expected to increase the power output of energy harvesting, which converts wasted vibration energy into electricity, and accelerate its commercialization. Read on to learn more.

Ultra-Sensitive Lead Detector Could Improve Water Quality Monitoring

Engineers have developed an ultra-sensitive sensor made with graphene that can detect extraordinarily low concentrations of lead ions in water. The device achieves a record limit of detection of lead down to the femtomolar range, which is one million times more sensitive than previous sensing technologies. Read on to learn more.

‘Impossible’ Millimeter Wave Sensor Has Wide Potential

Researchers at the University of California, Davis, have developed a proof-of-concept sensor that may usher in a new era for millimeter wave radars. They call its design a “mission impossible” made possible. Read on to learn more.

Detection Technology Can Help Minimize Wind Turbine Interactions with Birds and Bats

The data collected from cameras and vibration sensors continue to inform next steps in research. The goal is to make this technology commercially available for land-based and offshore wind turbines to ensure a harmonic relationship between wind energy and surrounding wildlife. Read on to learn more.

Wearable, Stretchable Sensor for Detection of Solid-State Skin Biomarkers

Detecting diseases early requires the rapid, continuous, and convenient monitoring of vital biomarkers. Researchers have developed a novel sensor that enables the continuous, real-time detection of solid-state epidermal biomarkers. Read on to learn more.

AI Model Harnesses Physics to Autocorrect Remote Sensing Data

The researchers are currently refining their approach with an eye toward applications where data is limited but high fidelity is required, such as target detection. Read on to learn more.

Smaller Skin-Like Stretchable Electronics for Wearables

Researchers at Stanford have been working on skin-like, stretchable electronic devices for over a decade. Recently, they presented a new design and fabrication process for skin-like integrated circuits that are five times smaller and operate at one thousand times higher speeds than earlier versions. Read on to learn more about it.

Empowering Health Professionals with On-the-Spot 3D-Printed Tests

McGill University researchers have made a breakthrough in diagnostic technology, inventing a ‘lab on a chip’ that can be 3D-printed in just 30 minutes. The chip has the potential to make on-the-spot testing widely accessible. Read on to learn more.

Electrochemical Sensors Based on Enzyme-Linked Immunosorbent Assay

Researchers at NASA Ames Research Center developed an electrochemical, bead-based biological sensor based on Enzyme-Linked Immunosorbent Assay (ELISA) combining a magnetic concentration of signaling molecules and electrochemical amplification using wafer-scale fabrication of microelectrode arrays. Read on to learn more.

A New System for Shape and Contact Detection of Continuum Robots

The sensing and control principles used in this framework could lead to new tactile sensors that can be attached to any existing robotics system, offering new sensing and control paradigms for safe human-robot interaction without altering the robot’s original design. Read on to learn more.

Researchers Use Inkjet Printing to Make a Portable Multispectral 3D Camera

The palm-sized light field camera could improve autonomous driving, classification of recycled materials, and remote sensing. Read on to learn more about it.

Researchers Develop New and Improved Camera Inspired by the Human Eye

The camera mimics the involuntary movements of the human eye to create sharper, more accurate images for robots, smartphones, and other image-capturing devices. Read on to learn more about it.

Rapidly Testing Stretchable Sensors

Engineers have developed a new technique for making wearable sensors that enables medical researchers to prototype and test new designs much faster and at a far lower cost than existing methods. Read on to learn more.