TY - CONF AU - Ronald Dixson AU - Ndubuisi Orji C2 - Proceedings of SPIE, San Jose, CA DA - 2007-04-05 LA - en M1 - 6517 PB - Proceedings of SPIE, San Jose, CA PY - 2007 TI - Comparison and Uncertainties of Standards for CD-AFM Microscope Tip Width Calibration ER -