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Search results for lab-on-a-chip

Optics & Photonics Oct 23, 2024

Ultra-small spectrometer yields the power of a 1,000 times bigger device

Spectrometers are technology for reading light that date back to the era of famed 17th-century physicist Isaac Newton. They work by breaking down light waves into their different colors—or spectra—to provide information ...

Optics & Photonics Oct 23, 2024

New microchip design harnesses sound waves on the surface for advanced sensing technologies

A team of researchers has for the first time successfully used lasers to generate guided sound waves on the surface of a microchip. These acoustic waves, akin to the surface waves produced during an earthquake, travel across ...

Biochemistry Oct 7, 2024

The chemistry behind beer brewing is still shrouded in mystery, but tiny microfluidic chips could change that

As the brewing industry expands and new beer styles, such as hazy pale ales, emerge, brewers are constantly looking for new ways to analyze the composition of their beers to preserve the carefully crafted sensory quality ...

Optics & Photonics Oct 3, 2024

Engineers create a chip-based tractor beam for biological particles

MIT researchers have developed a miniature, chip-based "tractor beam," like the one that captures the Millennium Falcon in the film "Star Wars," that could someday help biologists and clinicians study DNA, classify cells, ...

Space Exploration Sep 23, 2024

Low gravity in space travel found to weaken and disrupt normal rhythm in heart muscle cells

Johns Hopkins Medicine scientists who arranged for 48 human bioengineered heart tissue samples to spend 30 days at the International Space Station report evidence that the low gravity conditions in space weakened the tissues ...

Optics & Photonics Aug 28, 2024

Tiny new lasers fill a long-standing gap in the rainbow of visible-light colors, opening new applications

It's not easy making green. For years, scientists have fabricated small, high-quality lasers that generate red and blue light. However, the method they typically employ—injecting electric current into semiconductors—hasn't ...

Biotechnology Aug 1, 2024

Electrical impedance tomography plus extracellular voltage activation technique simplifies drug screening

When developing new drugs, understanding their effects on ion channels in the body, such as the human ether-a-go-go-related gene (hERG) ion channel found in neurons and heart muscle cells, is critical. Blocking hERG channels ...

Optics & Photonics Jun 26, 2024

Engineers produce the world's first practical Titanium-sapphire laser on a chip

As lasers go, those made of Titanium-sapphire (Ti:sapphire) are considered to have "unmatched" performance. They are indispensable in many fields, including cutting-edge quantum optics, spectroscopy, and neuroscience. But ...

Cell & Microbiology Jun 6, 2024

Silkworms help grow better organ-like tissues in labs

Biomedical engineers at Duke University have developed a silk-based, ultrathin membrane that can be used in organ-on-a-chip models to better mimic the natural environment of cells and tissues within the body. When used in ...

Optics & Photonics May 31, 2024

New imager acquires amplitude and phase information without digital processing

Researchers at the University of California, Los Angeles (UCLA) have achieved a significant milestone in optical imaging technology. A new all-optical complex field imager has been developed, capable of capturing both amplitude ...

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