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  2. North Monterey County High School - Wikipedia

    en.wikipedia.org/wiki/North_Monterey_County_High...

    North Monterey County High School. NMCHS main entrance. / 36.77812; -121.7343. Silver, black. North Monterey County High School is a high school in Castroville, California, USA, was established in 1978. It serves the populations of Aromas, Castroville, Prunedale, Royal Oaks, Elkhorn and Salinas. The school is part of the North Monterey County ...

  3. Electromagnetic spectrum - Wikipedia

    en.wikipedia.org/wiki/Electromagnetic_spectrum

    The electromagnetic spectrum is the full range of electromagnetic radiation, organized by frequency or wavelength. The spectrum is divided into separate bands, with different names for the electromagnetic waves within each band. From low to high frequency these are: radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and ...

  4. Auroras illuminate night skies around the world, expected to ...

    www.aol.com/news/auroras-illuminate-night-sky...

    May 11, 2024 at 12:58 PM. Night skies were lit up by the northern lights Friday in locations the auroras don't normally shine as a severe solar storm supercharged the phenomenon. Photos taken from ...

  5. Northern Lights illuminate the East of England - AOL

    www.aol.com/news/northern-lights-illuminate-east...

    May 11, 2024 at 8:33 AM. Northern Lights were seen here in Brill, Buckinghamshire - and across much of the East [Tora/BBC Weather Watchers] Night owls and star gazers were treated to a spectacular ...

  6. Köhler illumination - Wikipedia

    en.wikipedia.org/wiki/Köhler_illumination

    Köhler illumination is a method of specimen illumination used for transmitted and reflected light (trans- and epi-illuminated) optical microscopy. Köhler illumination acts to generate an even illumination of the sample and ensures that an image of the illumination source (for example a halogen lamp filament) is not visible in the resulting image.

  7. Photomultiplier tube - Wikipedia

    en.wikipedia.org/wiki/Photomultiplier_Tube

    Photomultiplier tube. Photomultiplier tubes ( photomultipliers or PMTs for short) are extremely sensitive detectors of light in the ultraviolet, visible, and near-infrared ranges of the electromagnetic spectrum. They are members of the class of vacuum tubes, more specifically vacuum phototubes.

  8. 10 Best Glucose Monitors of 2024 | Healthline

    www.healthline.com/health/diabetes/best-glucose...

    How we vet brands and products. CGMs can help you keep tabs on your diabetes. We’ve selected the 10 best fingerstick meters and continuous glucose monitors of 2024, including the Dexcom G6 ...

  9. Light-emitting diode - Wikipedia

    en.wikipedia.org/wiki/Light-emitting_diode

    The flat bottom surfaces of the anvil and post embedded inside the epoxy act as anchors, to prevent the conductors from being forcefully pulled out via mechanical strain or vibration. A light-emitting diode ( LED) is a semiconductor device that emits light when current flows through it. Electrons in the semiconductor recombine with electron ...