X-RAY SOURCE WITH MULTIPLE GRIDS
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United States of America
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Issued Date -
Dec 30, 2021
app pub date -
Jul 2, 2020
filing date -
Jul 2, 2020
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Abstract
Some embodiments include an x-ray source, comprising: an anode; a field emitter configured to generate an electron beam; a first grid configured to control field emission from the field emitter; a second grid disposed between the first grid and the anode; and a middle electrode disposed between the first grid and the anode wherein the second grid is either disposed between the first grid and middle electrode or between the middle electrode and the anode.
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