TY - JOUR AU - Steven Jefferts AU - Neil Ashby AU - Stephan Barlow AU - Thomas Heavner C2 - Physical Review A DA - 2015-03-23 LA - en M1 - 91 PB - Physical Review A PY - 2015 TI - Frequency shifts in NIST Cs primary frequency standards due to transverse RF field gradients UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=916195 ER -