Discover how different light sources, including LEDs, arc lamps, and lasers, impact optical microscopy techniques like ...

Then enter a few conditions on the measurement software to measure the fluorescence lifetime and photoluminescence (PL) spectrum ... important in controlling the emission properties of luminescent ...

multiphoton excitation, and light detection and ranging. In contrast to a laser, which relies on stimulated emission from a gain medium, OPOs use a nonlinear crystal to convert a pump beam into an ...

The mysterious white-grey streak in the sky that appears alongside the Northern Lights has been explained by scientists for ...

The bacterial cell wall is crucial to maintain viability. It has previously been suggested that Gram-positive bacteria have a periplasmic region between the cell membrane and peptidoglycan cell wall ...

After hours: January 14 at 6:08:52 PM EST ...

There is a planned Crossref maintenance outage between Tuesday, 14 January 6:00 to 11:00 UTC. This impacts access to BibTeX and RIS files.

The new regulations introduced last week replace the Euro 6e emission standards with more stringent Euro 6e-bis tests. This change marks a significant shift in how plug-in hybrid vehicles are assessed ...

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Evidence from 2,000-year-old DNA reveals that women in Celtic society stayed in their ancestral communities after marriage, whereas men were mobile, and that the southern coast of Britain was a ...

Learn how to use a range of prefixes to form and spell words. Suffixes and how to use them Learn how to use a range of suffixes to change the meaning of words. Using suffixes to show tenses Learn ...