The present invention provides the complete genomic sequence of a novel human coronavirus, coined as human coronavirus- HKU1 ("HCoV-HKU1"), isolated in Hong Kong. The virus belongs to the order Nidovirales of the family Coronaviridae, being a single-stranded RN virus of positive polarity. .....
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A Method For Detecting Phase Features Or Phase Defects On Photomasks For Optical Lithography Is Described. The Asymmetric Imaging Behavior Through Focus Of Defects Or Features With A Phase Other Than 0 Deg Or 180 Deg Is Used To Distinguish Them From Other Features On The Mask. The Mask Is Inspected .....
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