Chemical sensors

Scientists develop method to integrate phosphorus and nitrogen into polycyclic molecules

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Prof. Jan J. Weigand, a phosphorus chemist at Dresden University of Technology, has collaborated with an interdisciplinary team to devise a groundbreaking method for incorporating phosphorus and nitrogen atoms into polycyclic molecules. This innovative technique holds the promise of unlocking new materials with specific optoelectronic properties, making them well-suited for applications in organic semiconductor technologies … Read more

New biodegradable COVID-19 test developed

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Accessible and rapid COVID-19 testing has played a pivotal role in our battle against the pandemic, but it has not been without its challenges. Polymerase chain reaction (PCR) tests, long considered the gold standard for diagnostic accuracy, come with significant drawbacks. They demand precious time, sometimes taking a day or more to produce results, and … Read more

Fluid mechanics-based chamber design for e-nose improves VOC detection

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Volatile organic compounds (VOCs) are gases emitted by various products, including paints, pharmaceuticals, and refrigerants, which can have harmful effects on health. They also serve as indicators for explosives, insect infestation, food spoilage, and diseases. Detecting and tracing VOCs is crucial for public safety and addressing odor-related concerns. Liu and colleagues have developed a new … Read more