A miniature magnetic resonance imager made of diamond

Quantum sensors make microscale NMR spectroscopy possible

23-Oct-2023 - The development of tumors begins with miniscule changes within the body's cells; ion diffusion at the smallest scales is decisive in the performance of batteries. Until now the resolution of conventional imaging methods has not been high enough to represent these processes in detail. A research ...

The World’s Smallest Impedance Spectroscopy System in the Form of a Pill Finds Weak Spots in Machines and People

Small as a candy: Waterproof IoT sensor reliably measures the properties of liquids even in hard-to-reach places

19-May-2023 - Imagine a scenario where you simply just throw in a pill to identify an error—this is now one step closer to reality thanks to the work done by researchers at Fraunhofer IZM in cooperation with Micro Systems Technologies (MST) and Sensry GmbH. As small as a piece of candy, the waterproof IoT ...

Wearable chemical sensor is as good as gold

A novel Raman chemical sensor made from noodlelike threads of gold

27-Jun-2022 - Researchers created a special ultrathin sensor, spun from gold, that can be attached directly to the skin without irritation or discomfort. The sensor can measure different biomarkers or substances to perform on-body chemical analysis. It works using a technique called Raman spectroscopy, where ...

New butterfly-inspired hydrogen sensor is powered by light

Light-activated sensor delivers precision results at room temperature: For medical applications and hydrogen economy

07-Dec-2020 - Inspired by the surface of butterfly wings, researchers have developed a light-activated hydrogen sensor that produces ultra-precise results at room temperature. The technology can detect hydrogen leaks well before they pose safety risks and can measure tiny amounts of the gas on people's breath, ...

Neural Hardware for Image Recognition in Nanoseconds

Ultra-fast image sensor with a built-in neural network can be trained to recognize certain objects

06-Mar-2020 - Automatic image recognition is widely used today: There are computer programs that can reliably diagnose skin cancer, navigate self-driving cars, or control robots. Up to now, all this has been based on the evaluation of image data as delivered by normal cameras - and that is time-consuming. ...

Inspired by nature: Scientists have developed a nanopore-microchip

01-Oct-2019 - Medical professionals and environment analysts would like to have microchips that measure substances directly on site. Scientists at TU Darmstadt have developed and patented a system based on nanopores with broad potential. Anyone wishing to use laboratory readings for diagnosing a disorder or ...

Measuring ethanol’s deadly twin

18-Sep-2019 - ETH researchers have developed an inexpensive, handheld measuring device that can distinguish between methanol and potable alcohol. It offers a simple, quick method of detecting adulterated or contaminated alcoholic beverages and is able to diagnose methanol poisoning in exhaled breath. Methanol ...

'Building up' stretchable electronics to be as multipurpose as your smartphone

16-Aug-2018 - By stacking and connecting layers of stretchable circuits on top of one another, engineers have developed an approach to build soft, pliable "3D stretchable electronics" that can pack a lot of functions while staying thin and small in size. As a proof of concept, a team led by the University of ...

Nanoscale measurements 100x more precise, thanks to improved two-photon technique

08-May-2018 - Technique uses photons, fundamental components of light, to measure nanoscopic materials thinner than 100,000th the width of a human hair - with 30,000 fired per second and 500bn throughout Research will mean measurements 100x more precise than existing two-photon techniques - with the potential ...

Micro-spectrometer opens door to a wealth of new smartphone functions

21-Dec-2017 - Use your smartphone to check how clean the air is, whether food is fresh or a lump is malignant. This has all come a step closer thanks to a new spectrometer that is so small it can be incorporated easily and cheaply in a mobile phone. The little sensor developed at TU Eindhoven is just as ...