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Physical Measurement Laboratory

Time and Frequency Division

  • Time and Frequency Division Expand or Collapse
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Time and Frequency Division Staff

Atomic Devices & Instrumentation Group
Name Phone Number
Douglas Bopp
(303) 497-3540
Yun Jhih Chen
(303) 497-4877
Elizabeth Donley
(303) 497-5173
John Elgin
(303) 497-3489
Tom Heavner
(303) 497-5015
Matthew Hummon
(303) 497-4780
Songbai Kang
(303) 497-5924
John Kitching
(303) 497-4083
Zachary Newman
(303) 497-4215
Wes Pollock
(303) 497-3437
Susan Schima
(303) 497-7213
Liron Stern
(303) 497-3826
Atomic Standards Group
Name Phone Number
Tom Parker
(303) 497-7881
Bijunath Patla
(303) 497-4082
Stefania Romisch
(303) 497-3446
Joshua Savory
(303) 497-6023
Joshua Tafur
(303) 497-5829
Anna Tiberi
(303) 497-5829
Marc A. Weiss
(303) 497-3261
Victor Zhang
(303) 497-3977
Ion Storage Group
Name Phone Number
David Allcock
(303) 497-3433
James C. Bergquist
(303) 497-5459
John J. Bollinger
(303) 497-5861
Samuel M. Brewer
(303) 497-6448
Shaun Burd
(303) 497-5783
Chin-wen Chou
(303) 497-3987
Ethan Clements
(303) 497-4878
Robert E. Drullinger
(303) 497-3183
Stephen Erickson
(303) 497-4446
Kevin Gilmore
(303) 497-4214
Aaron Hankin
(303) 497-3551
David Hume
(303) 497-4364
Wayne M. Itano
(303) 497-5632
Judith Elena Jordan
(303) 497-7415
Jonas Keller
(303) 297-4149
Daniel Kienzler
(303) 497-7295
Dietrich Leibfried
(303) 497-7880
David Leibrandt
(303) 497-7292
Katherine McCormick
(303) 497-3534
Daniel Slichter
(303) 497-7376
Raghavendra Srinivas
(303) 497-4185
Susanna Todaro
(303) 497-3845
Yong Wan
(303) 497-4213
Andrew C. Wilson
(303) 497-6144
Optical Frequency Measurements Group
Name Phone Number
Kyle Beloy
(303) 497-4112
Travis Briles
(303) 497-6049
Flavio Caldas da Cruz
(303) 497-6054
David Carlson
(303) 497-5062
Daniel Cole
(303) 497-4685
Josue Davila-Rodriguez
(303) 497-7696
Scott Diddams
(303) 497-7459
Tara Drake
(303) 497-3546
Robert Fasano
(303) 497-5782
Tara Fortier
(303) 497-4686
Richard Fox
(303) 497-3478
Connor Fredrick
(303) 497-3655
Daniel Hickstein
(303) 497-6592
Abijith Kowligy
(303) 497-4876
Holly Leopardi
(303) 497-4981
Alexander Lind
(303) 497-4045
Andrew Ludlow
(303) 497-4972
William McGrew
(303) 497-6680
Andrew Metcalf
(303) 497-3570
Daniele Nicolodi
(303) 497-6801
Judith Olson
(303) 497-3167
Scott Papp
(303) 497-3822
Franklyn Quinlan
(303) 497-4580
Daryl Spencer
(303) 497-5515
Jordan Stone
(303) 497-5192
Xiaogang Zhang
(303) 497-4765
Wei Zhang
(303) 497-5598
Time and Frequency - HQ
Name Phone Number
Neil Ashby
(303) 497-4395
Stephan Barlow
(303) 497-5582
Fabio C.S. Da Silva
(303) 497-3873
Vladislav Gerginov
(303) 497-7366
D. Wayne Hanson
(303) 497-5233
Archita Hati
(303) 497-5629
David A. Howe
(303) 497-3277
Steven Jefferts
(303) 497-7377
Judah Levine
(303) 497-3903
Kelsey Light
(303) 497-3986
Craig Nelson
(303) 497-7961
Chris Oates
(303) 497-7654
Petrina Potts
(303) 497-3958
Anne M. Reidy
(303) 497-3149
Kelsey Rodriguez
(303) 497-5398
Jeffrey Sherman
(303) 497-3511
Jon Shirley
(303) 497-3125
Katy Stephenson
(303) 497-3295
David J. Wineland
(303) 497-5286
Jian Yao
(303) 497-4721
Time and Frequency Services Group
Name Phone Number
Matthew J. Deutch
(303) 497-3914
Chris Fujita
(808) 335-4361
Michael A. Lombardi
(303) 497-3212
John P. Lowe
(303) 497-5453
Glenn Nelson
(303) 497-3914
Andrew Novick
(303) 497-3378
Adela Mae Ochinang
(808) 335-4361
Dean Okayama
(808) 335-4361
Trudi K. Peppler
(303) 497-3338
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