TY - JOUR AU - William Wallace AU - David Jacobson AU - Muhammad Arif AU - A Ioffe C2 - Applied Physics Letters DA - 1999-01-01 LA - en M1 - 74 PB - Applied Physics Letters PY - 1999 TI - Application of Neutron Interferometry to the Measurement of Thin Film Density UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=851480 ER -