Fret comes from the Old English verb fretan, “to devour,” which shares an ancestor with another verb, etan, the ancestor of eat. In centuries past, animals—or monsters, in the case of Grendel —were …

FRET definition: to feel or express worry, annoyance, discontent, or the like. See examples of fret used in a sentence.

FRET is analogous to near-field communication, in that the radius of interaction is much smaller than the wavelength of light emitted. In the near-field region, the excited chromophore emits a virtual photon …

fret noun [C] (RAISED BAR) a thin, slightly raised metal bar, several of which are positioned across the neck (= long, narrow part) of some musical instruments, such as a guitar

Jan 30, 2023 · FRET is the acronym of the Förster (Flourescence) Resonance Energy Transfer. The Förster energy transfer is the phenomenon that an excited donor transfers energy (not an electron) …

If you fret about something, you worry about it. I was working all hours and constantly fretting about everyone else's problems. [V + about/over] But congressional staffers fret that the project will …

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1. to feel or express worry, annoyance, discontent, or the like. 2. to cause corrosion; gnaw into something: acids that fret at the strongest metals.

May 29, 2008 · Single-molecule fluorescence resonance energy transfer (smFRET) is one of the most general and adaptable single-molecule techniques. Despite the explosive growth in the application of …

Fluorescence resonance energy transfer (FRET) is widely used in biomedical research as a reporter method. Oligonucleotides with a DNA backbone and one or several chromophore tags have found …