TY - RPRT TI - Certification of Standard Reference Material 3461 reference cantilevers for AFM spring constant calibration AU - Gates, Richard S AU - Osborn, William A AU - McLean, Mark J AU - Shaw, Gordon A AU - Filliben, James J PY - 2022 PB - National Institute of Standards and Technology (U.S.) CY - Gaithersburg, MD SN - NIST SP 260-227 DO - 10.6028/NIST.SP.260-227 ER -