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Items: 41

1.

Field-test of a robust, portable, frequency-stable laser.

Leibrandt DR, Thorpe MJ, Bergquist JC, Rosenband T.

Opt Express. 2011 May 23;19(11):10278-86. doi: 10.1364/OE.19.010278.

PMID:
21643285
2.

Spherical reference cavities for frequency stabilization of lasers in non-laboratory environments.

Leibrandt DR, Thorpe MJ, Notcutt M, Drullinger RE, Rosenband T, Bergquist JC.

Opt Express. 2011 Feb 14;19(4):3471-82. doi: 10.1364/OE.19.003471.

PMID:
21369170
3.

Frequency ratio of Al+ and Hg+ single-ion optical clocks; metrology at the 17th decimal place.

Rosenband T, Hume DB, Schmidt PO, Chou CW, Brusch A, Lorini L, Oskay WH, Drullinger RE, Fortier TM, Stalnaker JE, Diddams SA, Swann WC, Newbury NR, Itano WM, Wineland DJ, Bergquist JC.

Science. 2008 Mar 28;319(5871):1808-12. doi: 10.1126/science.1154622. Epub 2008 Mar 6.

4.

Diode-Pumped Nd:FAP Laser at 1.126 microm: A Possible Local Oscillator for a Hg+ Optical Frequency Standard.

Cruz FC, Young BC, Bergquist JC.

Appl Opt. 1998 Nov 20;37(33):7801-4.

PMID:
18301621
5.

Sub-systems for optical frequency measurements: application to the 282-nm (199)Hg(+) transition and the 657-nm Ca line.

Frech B, Wells JS, Oates CT, Mitchell J, Lan YP, Kurosu T, Zink L, Hollberg L, Zibrova T, Young BC, Bergquist JC.

IEEE Trans Ultrason Ferroelectr Freq Control. 2000;47(2):513-7. doi: 10.1109/58.827445.

PMID:
18238575
6.

Direct comparison of two cold-atom-based optical frequency standards by using a femtosecond-laser comb.

Vogel KR, Diddams SA, Oates CW, Curtis EA, Rafac RJ, Itano WM, Bergquist JC, Fox RW, Lee WD, Wells JS, Hollberg L.

Opt Lett. 2001 Jan 15;26(2):102-4.

PMID:
18033520
7.

Observation of the 1S0-->3P0 clock transition in 27Al+.

Rosenband T, Schmidt PO, Hume DB, Itano WM, Fortier TM, Stalnaker JE, Kim K, Diddams SA, Koelemeij JC, Bergquist JC, Wineland DJ.

Phys Rev Lett. 2007 Jun 1;98(22):220801. Epub 2007 May 31.

PMID:
17677830
8.

Precision atomic spectroscopy for improved limits on variation of the fine structure constant and local position invariance.

Fortier TM, Ashby N, Bergquist JC, Delaney MJ, Diddams SA, Heavner TP, Hollberg L, Itano WM, Jefferts SR, Kim K, Levi F, Lorini L, Oskay WH, Parker TE, Shirley J, Stalnaker JE.

Phys Rev Lett. 2007 Feb 16;98(7):070801. Epub 2007 Feb 16.

PMID:
17359009
9.

Single-atom optical clock with high accuracy.

Oskay WH, Diddams SA, Donley EA, Fortier TM, Heavner TP, Hollberg L, Itano WM, Jefferts SR, Delaney MJ, Kim K, Levi F, Parker TE, Bergquist JC.

Phys Rev Lett. 2006 Jul 14;97(2):020801. Epub 2006 Jul 14.

PMID:
16907426
10.

Spectroscopy using quantum logic.

Schmidt PO, Rosenband T, Langer C, Itano WM, Bergquist JC, Wineland DJ.

Science. 2005 Jul 29;309(5735):749-52.

11.

Measurement of the (199)Hg+ 5d9 6s2 (2)D(5/2) electric quadrupole moment and a constraint on the quadrupole shift.

Oskay WH, Itano WM, Bergquist JC.

Phys Rev Lett. 2005 Apr 29;94(16):163001. Epub 2005 Apr 26.

PMID:
15904220
12.

Femtosecond-laser-based synthesis of ultrastable microwave signals from optical frequency references.

Bartels A, Diddams SA, Oates CW, Wilpers G, Bergquist JC, Oskay WH, Hollberg L.

Opt Lett. 2005 Mar 15;30(6):667-9.

PMID:
15792011
13.

Standards of time and frequency at the outset of the 21st century.

Diddams SA, Bergquist JC, Jefferts SR, Oates CW.

Science. 2004 Nov 19;306(5700):1318-24.

PMID:
15550659
14.

Testing the stability of fundamental constants with the 199Hg+ single-ion optical clock.

Bize S, Diddams SA, Tanaka U, Tanner CE, Oskay WH, Drullinger RE, Parker TE, Heavner TP, Jefferts SR, Hollberg L, Itano WM, Bergquist JC.

Phys Rev Lett. 2003 Apr 18;90(15):150802. Epub 2003 Apr 18.

PMID:
12732024
15.

An optical clock based on a single trapped 199Hg+ ion.

Diddams SA, Udem T, Bergquist JC, Curtis EA, Drullinger RE, Hollberg L, Itano WM, Lee WD, Oates CW, Vogel KR, Wineland DJ.

Science. 2001 Aug 3;293(5531):825-8. Epub 2001 Jul 12.

16.

Absolute frequency measurements of the Hg+ and Ca optical clock transitions with a femtosecond laser.

Udem T, Diddams SA, Vogel KR, Oates CW, Curtis EA, Lee WD, Itano WM, Drullinger RE, Bergquist JC, Hollberg L.

Phys Rev Lett. 2001 May 28;86(22):4996-9.

PMID:
11384404
17.

Primary Atomic Frequency Standards at NIST.

Sullivan DB, Bergquist JC, Bollinger JJ, Drullinger RE, Itano WM, Jefferts SR, Lee WD, Meekhof D, Parker TE, Walls FL, Wineland DJ.

J Res Natl Inst Stand Technol. 2001 Feb 1;106(1):47-63. doi: 10.6028/jres.106.004. Print 2001 Jan-Feb.

18.

Sub-dekahertz ultraviolet spectroscopy of 199Hg+

Rafac RJ, Young BC, Beall JA, Itano WM, Wineland DJ, Bergquist JC.

Phys Rev Lett. 2000 Sep 18;85(12):2462-5.

PMID:
10978082
19.

Sum-frequency generation of continuous-wave light at 194 nm.

Berkeland DJ, Cruz FC, Bergquist JC.

Appl Opt. 1997 Jun 20;36(18):4159-62.

PMID:
18253443
20.

Erratum: Quantum projection noise: Population fluctuations in two-level systems

Itano WM, Bergquist JC, Bollinger JJ, Gilligan JM, Heinzen DJ, Moore FL, Raizen MG, Wineland DJ.

Phys Rev A. 1995 Feb;51(2):1717. No abstract available.

PMID:
9920631
21.

Quantum projection noise: Population fluctuations in two-level systems.

Itano WM, Bergquist JC, Bollinger JJ, Gilligan JM, Heinzen DJ, Moore FL, Raizen MG, Wineland DJ.

Phys Rev A. 1993 May;47(5):3554-3570. No abstract available.

PMID:
9909363
22.

Young's interference experiment with light scattered from two atoms.

Eichmann U, Bergquist JC, Bollinger JJ, Gilligan JM, Itano WM, Wineland DJ, Raizen MG.

Phys Rev Lett. 1993 Apr 19;70(16):2359-2362. No abstract available.

PMID:
10053542
23.

Ionic crystals in a linear Paul trap.

Raizen MG, Gilligan JM, Bergquist JC, Itano WM, Wineland DJ.

Phys Rev A. 1992 May 1;45(9):6493-6501. No abstract available.

PMID:
9907772
24.

Progress at NIST toward absolute frequency standards using stored ions.

Wineland DJ, Bergquist JC, Bollinger JJ, Itano WM, Heinzen DJ, Gilbert SL, Manney CH, Raizen MG.

IEEE Trans Ultrason Ferroelectr Freq Control. 1990;37(6):515-23.

PMID:
18285072
25.

Rydberg constant and fundamental atomic physics.

Zhao P, Lichten W, Zhou ZX, Layer HP, Bergquist JC.

Phys Rev A Gen Phys. 1989 Mar 15;39(6):2888-2898. No abstract available.

PMID:
9901580
26.

Laser cooling to the zero-point energy of motion.

Diedrich F, Bergquist JC, Itano WM, Wineland DJ.

Phys Rev Lett. 1989 Jan 23;62(4):403-406. No abstract available.

PMID:
10040224
27.

Photon antibunching and sub-Poissonian statistics from quantum jumps in one and two atoms.

Itano WM, Bergquist JC, Wineland DJ.

Phys Rev A Gen Phys. 1988 Jul 1;38(1):559-562. No abstract available.

PMID:
9900210
28.

Precise test of quantum jump theory.

Hulet RG, Wineland DJ, Bergquist JC, Itano WM.

Phys Rev A Gen Phys. 1988 Jun 1;37(11):4544-4547. No abstract available.

PMID:
9899600
29.

Atomic ion Coulomb clusters in an ion trap.

Wineland DJ, Bergquist JC, Itano WM, Bollinger JJ, Manney CH.

Phys Rev Lett. 1987 Dec 28;59(26):2935-2938. No abstract available.

PMID:
10035691
30.

Radiative decay rates in Hg+ from observations of quantum jumps in a single ion.

Itano WM, Bergquist JC, Hulet RG, Wineland DJ.

Phys Rev Lett. 1987 Dec 14;59(24):2732-2735. No abstract available.

PMID:
10035634
31.

Laser-cooling limits and single-ion spectroscopy.

Wineland DJ, Itano WM, Bergquist JC, Hulet RG.

Phys Rev A Gen Phys. 1987 Sep 1;36(5):2220-2232. No abstract available.

PMID:
9899113
32.

Laser spectroscopy of trapped atomic ions.

Itano WM, Bergquist JC, Wineland DJ.

Science. 1987 Aug 7;237(4815):612-7.

PMID:
17758560
33.

Erratum: Remeasurement of the Rydberg constant

Zhao P, Lichten W, Layer HP, Bergquist JC.

Phys Rev A Gen Phys. 1987 Aug 1;36(3):1511. No abstract available.

PMID:
9899026
34.

Recoilless optical absorption and Doppler sidebands of a single trapped ion.

Bergquist JC, Itano WM, Wineland DJ.

Phys Rev A Gen Phys. 1987 Jul 1;36(1):428-430. No abstract available.

PMID:
9898712
35.

Absorption spectroscopy at the limit: detection of a single atom.

Wineland DJ, Itano WM, Bergquist JC.

Opt Lett. 1987 Jun 1;12(6):389-91.

PMID:
19741741
36.

Remeasurement of the Rydberg constant.

Zhao P, Lichten W, Layer HP, Bergquist JC.

Phys Rev A Gen Phys. 1986 Dec;34(6):5138-5141. No abstract available.

PMID:
9897909
37.

Observation of quantum jumps in a single atom.

Bergquist JC, Hulet RG, Itano WM, Wineland DJ.

Phys Rev Lett. 1986 Oct 6;57(14):1699-1702. No abstract available.

PMID:
10033522
38.

Sympathetic cooling of trapped ions: A laser-cooled two-species nonneutral ion plasma.

Larson DJ, Bergquist JC, Bollinger JJ, Itano WM, Wineland DJ.

Phys Rev Lett. 1986 Jul 7;57(1):70-73. No abstract available.

PMID:
10033360
39.

Energy and radiative lifetime of the 5d96s2 2D5/2 state in Hg II by Doppler-free two-photon laser spectroscopy.

Bergquist JC, Wineland DJ, Itano WM, Hemmati H, Daniel H, Leuchs G.

Phys Rev Lett. 1985 Oct 7;55(15):1567-1570. No abstract available.

PMID:
10031858
40.

Generation of continuous-wave 194-nm radiation by sum-frequency mixing in an external ring cavity.

Hemmati H, Bergquist JC, Itano WM.

Opt Lett. 1983 Feb 1;8(2):73-5.

PMID:
19714140
41.

Double-resonance and optical-pumping experiments on electromagnetically confined, laser-cooled ions.

Wineland DJ, Bergquist JC, Itano WM, Drullinger RE.

Opt Lett. 1980 Jun 1;5(6):245-7.

PMID:
19693188

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