E. Peik

Physikalisch-Technische Bundesanstalt — Germany

Physics and Astronomy · Physical Sciences

41h-index8.0kcitations190works13.72yr avg
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Research Topics

Advanced Frequency and Time Standards(131), Atomic and Subatomic Physics Research(69), Cold Atom Physics and Bose-Einstein Condensates(58), Advanced Fiber Laser Technologies(40), Scientific Measurement and Uncertainty Evaluation(40)

Publications190 total

Continuous-wave laser source at the 148  nm nuclear transition of Th-229
Optica·2025· 4 citedOpen Access
Continuous-wave laser source at the 148 nm nuclear transition of Th-229
arXiv (Cornell University)·2025Open Access
Laser spectroscopy on the hyperfine structure and isotope shift of sympathetically cooled <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Th</mml:mi><mml:none/><mml:mrow><mml:mn>3</mml:mn><mml:mo>+</mml:mo></mml:mrow><mml:mprescripts/><mml:none/><mml:mn>229</mml:mn></mml:mmultiscripts></mml:math> ions
Physical review. A/Physical review, A·2025· 6 citedOpen Access
Laser-induced quenching of the Th-229 nuclear clock isomer in calcium fluoride
Physical Review Research·2025· 15 citedOpen Access
Searching for Dark Matter with the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>Th</mml:mi></mml:mrow><mml:mprescripts/><mml:none/><mml:mn>229</mml:mn></mml:mmultiscripts></mml:mrow></mml:math> Nuclear Lineshape from Laser Spectroscopy
Physical Review X·2025· 10 citedOpen Access
Laser spectroscopy on the hyperfine structure and isotope shift of sympathetically cooled $^{229}$Th$^{3+}$ ions
arXiv (Cornell University)·2025Open Access
<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:msup><mml:mrow><mml:mi>In</mml:mi></mml:mrow><mml:mrow><mml:mo>+</mml:mo></mml:mrow></mml:msup></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>115</mml:mn></mml:mrow></mml:mmultiscripts><mml:mtext>−</mml:mtext><mml:mrow><mml:mmultiscripts><mml:mrow><mml:msup><mml:mrow><mml:mi>Yb</mml:mi></mml:mrow><mml:mrow><mml:mo>+</mml:mo></mml:mrow></mml:msup></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>172</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:mrow></mml:math> Coulomb Crystal Clock with <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mn>2.5</mml:mn><mml:mo>×</mml:mo><mml:msup><mml:mrow><mml:mn>10</mml:mn></mml:mrow><mml:mrow><mml:mo>−</mml:mo><mml:mn>18</mml:mn></mml:mrow></mml:msup></mml:mrow></mml:math> Systematic Uncertainty
Physical Review Letters·2025· 26 citedOpen Access
Laser-Induced Quenching of the Th-229 Nuclear Clock Isomer in Calcium Fluoride
arXiv (Cornell University)·2024Open Access
Task Force for the redefinition of the second Subgroup Options: Report to the 24th CCTF
SPIRE - Sciences Po Institutional REpository·2024
High-accuracy multi-ion spectroscopy with mixed-species Coulomb crystals
Journal of Physics Conference Series·2024· 1 citedOpen Access
Searching for dark matter with the Th-229 nuclear lineshape from laser spectroscopy
arXiv (Cornell University)·2024· 1 citedOpen Access
Laser Excitation of the Th-229 Nucleus
Physical Review Letters·2024· 127 citedOpen Access
Sympathetic cooling of trapped <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msup><mml:mi mathvariant="normal">Th</mml:mi><mml:mrow><mml:mn>3</mml:mn><mml:mo>+</mml:mo></mml:mrow></mml:msup></mml:math> alpha-recoil ions for laser spectroscopy
Physical review. A/Physical review, A·2024· 10 cited
Atomic photoexcitation as a tool for probing purity of twisted light modes
Physical review. A/Physical review, A·2024· 5 cited
$^{115}$In$^+$-$^{172}$Yb$^+$ Coulomb crystal clock with $2.5\times10^{-18}$ systematic uncertainty
arXiv (Cornell University)·2024· 1 citedOpen Access
Roadmap towards the redefinition of the second
Metrologia·2023· 116 citedOpen Access
Sympathetic cooling of trapped Th3+ alpha-recoil ions for laser spectroscopy
arXiv (Cornell University)·2023Open Access
Atomic photoexcitation as a tool for probing purity of twisted light modes
arXiv (Cornell University)·2023Open Access
Evaluation of a <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:msup><mml:mrow><mml:mi>Sr</mml:mi></mml:mrow><mml:mrow><mml:mo>+</mml:mo></mml:mrow></mml:msup></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>88</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math> Optical Clock with a Direct Measurement of the Blackbody Radiation Shift and Determination of the Clock Frequency
Physical Review Letters·2023· 25 citedOpen Access
Dataset: vacuum-ultraviolet laser source for spectroscopy of trapped thorium ions
Zenodo (CERN European Organization for Nuclear Research)·2023Open Access
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Frequent Co-authors

Chr. Tamm(17), Nils Huntemann(15), B. Lipphardt(11), M. V. Okhapkin(10), S. Weyers(8), R. Lange(8), H. Walther(7), Christian Sanner(5), C. Salomon(5), H. S. Margolis(5), T. Schneider(4), Johannes Thielking(4), P. Lemonde(4), W. Ertmer(4), G. M. Tino(4), Pacôme Delva(4), Uwe Sterr(4), A. Nevsky(4), Maxime Dahan(3), Christian Tamm(3)