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  _____      ___     _    _    _    _     ____    
 / ____||   / _ \\  | \  / || | || | ||  |  _ \\  
/ //---`'  / //\ \\ |  \/  || | || | ||  | |_| || 
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  `----`  `-`   `-` `-`  `-`    `---`    `-` --`

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Text this: Development and evaluation of a faraday cup electrometer for measuring and sampling atmospheric ions and charged aerosols