Photonics

Microscopic sensors could revolutionize diagnosis and monitoring of cancer

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Microscopic sensors that are as thin as a strand of hair but capable of taking multiple measurements simultaneously could revolutionize the diagnosis and monitoring of diseases like cancer.  Researchers from Adelaide University’s Institute for Photonics and Advanced Sensing and the University of Stuttgart in Germany worked together to develop the tiny sensors using state of the art, ultrafast 3D micro-printing technology.  The unique sensors target … Read more

Brain blood flow and oxygenation offer new signs of early Alzheimer’s risk

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25 Feb 2026 Stevens INI uses near-IR and ultrasound to study links between hemodynamics and disease. A project at USC Keck School of Medicine has studied how brain blood flow and oxygenation provide early clues to a patient’s risk of Alzheimer’s disease. Published in the journal Alzheimer’s & Dementia the study may indicate new less invasive routes … Read more

Shenzhen University sensor detects molecular signs of cancer in the blood

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24 Feb 2026 Light-based device uses quantum dots to spot ultra-low biomarker levels. A project at China’s Shenzhen University has developed a new sensing platform for the detection of biomakers in blood. Described in Optica, the device “paves the way for next-generation diagnostic platforms,” according to the researchers. Detecting biomolecules at ultralow concentrations remains a fundamental challenge … Read more

Glass data storage solution could last millennia

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In a new study, scientists at Microsoft Research have shown that they can write information into a lump of borosilicate glass. Their calculations suggest the data trapped inside would be stable for at least 10,000 years. The storage media we rely on today has a limited lifetime. Hard… Source link

Light-based sensor can detect low concentrations of cancer biomarkers in the blood

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Researchers have developed a highly sensitive light-based sensor that can detect extremely low concentrations of cancer biomarkers in the blood. The new technology could one day make it possible to spot early signs of cancer and other conditions using a simple blood test. Biomarkers such as proteins, DNA or other molecules can be used to … Read more

Shanghai group develops heatproof fiber microphone to monitor power networks

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12 Feb 2026 Immune to heat and high voltage, optical sensor can spot problems inside transformers. Researchers have fabricated a “hair-thin” microphone made entirely of silica fiber that can detect a large range of ultrasound, sound frequencies beyond the reach of the human ear. Able to withstand temperatures up to 1,000 °C, they say that the device … Read more

Photoacoustic and ultrasound imaging combine for clearer mapping of blood vessels

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20 Jan 2026 Keck School of Medicine and Caltech image both tissue and blood vessels simultaneously. A project at USC Keck School of Medicine and Caltech has developed an imaging platform offering improved views of both blood vessels and tissue. Described in Nature Biomedical Engineering, the new method has the potential to address current gaps in medical … Read more

Wi-Charge gets $20M to scale infrared wireless chargers

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20 May 2025 Tel Aviv startup says series C venture round includes support from European Innovation Council Fund. Wi-Charge, an Israeli startup company that has developed infrared power-beaming technology to charge consumer electronics and other devices without the need for an electrical cable, says it has raised $20 million in a new round of venture funding. Led by … Read more

Breakthrough device converts light into electrical signals

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A team of researchers from the International Iberian Nanotechnology Laboratory (INL) has reshaped the future of brain-inspired computing by developing a tiny quantum resonant tunneling diode (RTD), that mimics a sensory neuron. The device, inspired by the way biological neurons process information, has the ability to detect light and convert it into electrical signals within … Read more

The Atomic Trick That Supercharges Electro-Optic Materials

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Scientists have discovered a way to significantly boost the electro-optic properties of AlScN, a silicon-compatible material. By fine-tuning its atomic arrangement and applying strain, they’ve unlocked performance levels that could surpass existing nonlinear optical materials. Credit: SciTechDaily.com Researchers at have developed a new method to enhance the electro-optic properties of aluminum scandium nitride, promising significant … Read more