Paper discs that can pick up hydrogen peroxide

“We are in touch with a start-up company in Chennai”

17-Mar-2022 - Researchers at the Indian Institute of Science (IISc) have developed a paper-based sensor for detecting even tiny volumes of hydrogen peroxide. This chemical is used widely in household and healthcare products like hand sanitiser as a disinfectant, in rocket fuel as a propellant, and is also ...

Glowing nanocrystals

BAM develops measurement methods for luminescent materials

03-Aug-2021 - Tiny luminous particles are being used in more and more products today: from smartphones to OLED televisions to car headlights. Precise knowledge of the luminosity is crucial for industry. The Federal Institute for Materials Research and Testing (BAM) is developing reliable measurement methods ...

Direct detection of circulating tumor cells in blood samples

Enhanced Glow

09-Aug-2019 - Tumor cells circulating in blood are markers for the early detection and prognosis of cancer. However, detection of these cells is challenging because of their scarcity. In the journal Angewandte Chemie, scientists have now introduced an ultrasensitive method for the direct detection of ...

Watching atoms move in hybrid perovskite crystals reveals clues to improving solar cells

23-Nov-2017 - A team of researchers led by the University of California San Diego has for the first time observed nanoscale changes deep inside hybrid perovskite crystals that could offer new insights into developing low-cost, high-efficiency solar cells. Using X-ray beams and lasers, researchers studied how a ...

Low-cost material for lighting and diagnostics produces white light imitating sunlight

08-Jun-2017 - Researchers at the University of Turku, Finland, have developed a synthetic material based on the natural hackmanite mineral which produces broad spectrum white light in lamps. The hackmanite created by the Inorganic Materials Chemistry research group is a low-cost material emitting luminescence ...

Ultrasensitive sensor using N-doped graphene

26-Jul-2016 - A highly sensitive chemical sensor based on Raman spectroscopy and using nitrogen-doped graphene as a substrate was developed by an international team of researchers working at Penn State. In this case, doping refers to introducing nitrogen atoms into the carbon structure of graphene. This ...

More light on cancer

Scientists created nanoparticles to highlight cancer cells

23-May-2016 - The group of Russian and French researchers, with the participation of scientists from the Lomonosov Moscow State University, has succeeded to synthesize nanoparticles of ultrapure silicon, which exhibited the property of efficient photoluminescence, i.e., secondary light emission after ...