Charging circuit for applying increased potentials to a surface to be cleaned, thereby increasing Zeta potentials at or near the surface, for enhancing cleaning efficiency in a particulate contaminant collecting system, for use in an aqueous based cleaning system for cleaning wafers, semiconductor surfaces, hard disks, and other storage media, namely, CD-ROMs and substrates used in disk drive manufacture

'appli':4 'aqueous':36 'base':37 'cd':53 'cd-rom':52 'charg':1 'circuit':2 'clean':12,24,38,41 'collect':30 'contamin':29 'disk':46,59 'drive':60 'effici':25 'enhanc':23 'hard':45 'increas':5,14 'manufactur':61 'media':50 'name':51 'near':19 'particul':28 'potenti':6,16 'rom':54 'semiconductor':43 'storag':49 'substrat':56 'surfac':9,21,44 'system':31,39 'therebi':13 'use':33,57 'wafer':42 'zeta':15

ZETA BOOST

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