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  2. Microwave electrothermal thruster - Wikipedia

    en.wikipedia.org/wiki/Microwave_electrothermal...

    Microwave electrothermal thruster. Microwave electrothermal thruster, also known as MET, is a propulsion device that converts microwave energy [1] (a type of electromagnetic radiation) into thermal (or heat) energy. These thrusters are predominantly used in spacecraft propulsion, more specifically to adjust the spacecraft’s position and orbit.

  3. The Bacteria In This Appliance Is Worse Than You Think ... - AOL

    www.aol.com/bacteria-appliance-worse-think...

    Turns out, the trusty kitchen appliance is actually pretty disgusting, according to a new study. Researchers swabbed 30 microwaves in homes, offices, and microbiology laboratories and found 747 ...

  4. Microwave ablation - Wikipedia

    en.wikipedia.org/wiki/Microwave_ablation

    Microwave ablation is a form of thermal ablation used in interventional radiology to treat cancer. MWA uses electromagnetic waves in the microwave energy spectrum (300 MHz to 300 GHz) to produce tissue-heating effects. The oscillation of polar molecules produces frictional heating, ultimately generating tissue necrosis within solid tumors.

  5. Microwave - Wikipedia

    en.wikipedia.org/wiki/Microwave

    Microwave. A telecommunications tower with a variety of dish antennas for microwave relay links on Frazier Peak, Ventura County, California. The apertures of the dishes are covered by plastic sheets (radomes) to keep out moisture. Microwave is a form of electromagnetic radiation with wavelengths shorter than other radio waves (as originally ...

  6. The pros and cons of Medicare Advantage: Should you ... - AOL

    www.aol.com/finance/medicare-advantage-pros-cons...

    Here are a few reasons you might find MA appealing: Your one plan can replace multiple plans. Average premiums are as low as $18.50 a month. There's a limit on your annual out-of-pocket costs ...

  7. Crossed-field amplifier - Wikipedia

    en.wikipedia.org/wiki/Crossed-field_amplifier

    Crossed-field amplifier. A crossed-field amplifier (CFA) is a specialized vacuum tube, first introduced in the mid-1950s and frequently used as a microwave amplifier in very-high-power transmitters. Raytheon engineer William C. Brown 's work to adapt magnetron principles to create a new broadband amplifier is generally recognized as the first ...

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