Search Results - "Ubachs W"

Proton-electron mass ratio from laser spectroscopy of HD+ at the part-per-trillion level.

Authors: Patra, Sayan Germann, M. Karr, J.-Ph. et al.

Source: Science (pre-March 2025). 9/4/2020, Vol. 369 Issue 6508, p1238-1241. 4p. 3 Diagrams, 2 Charts.

Subjects: Atomic nucleus, Physical constants, Electrons, Protons, Numerical calculations

Hyperfine structure of the methanol molecule as traced by Class I methanol masers.

Authors: Agafonova, I I Bayandina, O S Gong, Y et al.

Source: Monthly Notices of the Royal Astronomical Society; Sep2024, Vol. 533 Issue 2, p1714-1732, 19p

High-resolution spectroscopic imaging of atoms and nanoparticles in thin film vaporization.

Authors: Engels, D. J. Meijer, R. A. Schubert, H. K. et al.

Source: Applied Physics Letters; 12/18/2023, Vol. 123 Issue 25, p1-6, 6p

Production of 13.5 nm light with 5% conversion efficiency from 2 μm laser-driven tin microdroplet plasma.

Authors: Mostafa, Y. Behnke, L. Engels, D. J. et al.

Source: Applied Physics Letters; 12/4/2023, Vol. 123 Issue 23, p1-6, 6p

Narrow-band tunable extreme-ultraviolet laser source for lifetime measurements and precision spectroscopy.

Authors: Ubachs, W. Eikema, K. S. E. Hogervorst, W.

Source: Journal of the Optical Society of America. B, Optical Physics; October 1997, Vol. 14, p2469-2476, 8p

Reducing the first-order Doppler shift in a Sagnac interferometer.

Authors: Hannemann, S. Salumbides, E. J. Ubachs, W.

Source: Optics Letters; June 1 2007, Vol. 32 Issue 11, p1381-1383, 3p

Characterization of angularly resolved EUV emission from 2-µm-wavelength laser-driven Sn plasmas using preformed liquid disk targets.

Authors: Schupp, R Behnke, L Bouza, Z et al.

Source: Journal of Physics D: Applied Physics; 9/9/2021, Vol. 54 Issue 36, p1-12, 12p

Higher-order stimulated Brillouin scattering with nondiffracting beams.

Authors: Velchev, I. Ubachs, W.

Source: Optics Letters; April 15 2001, Vol. 26 Issue 8, p530-532, 3p

A narrow-band injection-seeded pulsed titanium:sapphire oscillator-amplifier system with on-line chirp analysis for high-resolution spectroscopy.

Authors: Hannemann, S. van Duijn, E.-J. Ubachs, W.

Source: Review of Scientific Instruments; October 2007, Vol. 78 Issue 10, p103102-103102, 1p

Erratum: "Production of 13.5 nm light with 5% conversion efficiency from 2 μm laser-driven tin microdroplet plasma" [Appl. Phys. Lett. 23, 234101 (2023)].

Authors: Mostafa, Y. Behnke, L. Engels, D. J. et al.

Source: Applied Physics Letters; 1/27/2025, Vol. 126 Issue 4, p1-2, 2p

A supersonic laser ablation beam source with narrow velocity spreads.

Authors: Aggarwal, P. Bethlem, H. L. Boeschoten, A. et al.

Source: Review of Scientific Instruments; Mar2021, Vol. 92 Issue 3, p1-7, 7p

H2 as a Possible Carrier of the DIBs?

Authors: Ubachs, W.¹

Source: Proceedings of the International Astronomical Union. May2013 Supplement, Vol. 9 Issue S297, p375-377. 3p.

Radiation transport and scaling of optical depth in Nd:YAG laser-produced microdroplet-tin plasma.

Authors: Schupp, R. Torretti, F. Meijer, R. A. et al.

Source: Applied Physics Letters; 9/16/2019, Vol. 115 Issue 12, pN.PAG-N.PAG, 5p, 5 Graphs

H2/HD molecular data for analysis of quasar spectra in search of varying constants.

Authors: Ubachs, W. Salumbides, E. J. Murphy, M. T. et al.

Source: Astronomy & Astrophysics / Astronomie et Astrophysique. Feb2019, Vol. 622, pN.PAG-N.PAG. 4p.

2D transverse laser cooling of a hexapole focused beam of cold BaF molecules.

Authors: van Hofslot, J. W. F. Thompson, I. E. Touwen, A. et al.

Source: Communications Physics. 1/12/2026, Vol. 9 Issue 1, p1-10. 10p.

Physics beyond the Standard Model from hydrogen spectroscopy.

Authors: Ubachs, W. Koelemeij, J.C.J. Eikema, K.S.E. et al.

Source: Journal of Molecular Spectroscopy. Feb2016, Vol. 320, p1-12. 12p.

Subjects: Hydrogen, Standard model (Nuclear physics), Absorption spectra, Spectrometry, Binding energy, Quantum electrodynamics

Testing the variability of the proton-to-electron mass ratio from observations of methanol in the dark cloud core L1498.

Authors: Daprà, M. Henkel, C. Levshakov, S. A. et al.

Source: Monthly Notices of the Royal Astronomical Society; Dec2017, Vol. 472 Issue 4, p4434-4443, 10p

Saturation spectroscopy of R(0), R(2) and P(2) lines in the (2-0) band of HD.

Authors: Cozijn, F. M. J. Diouf, M. L. Ubachs, W.

Source: European Physical Journal D (EPJ D). Nov2022, Vol. 76 Issue 11, p1-23. 23p.

Novel techniques in VUV high-resolution spectroscopy.

Authors: Ubachs, W. Salumbides, E.J. Eikema, K.S.E. et al.

Source: Journal of Electron Spectroscopy & Related Phenomena. Oct2014, Vol. 196, p159-164. 6p.

Subjects: Ultraviolet radiation, High resolution spectroscopy, Laser pulses, Wavelengths, Fourier transforms

Ion distribution and ablation depth measurements of a fs-ps laser-irradiated solid tin target.

Authors: Deuzeman, M. J. Stodolna, A. S. Leerssen, E. E. B. et al.

Source: Journal of Applied Physics; 2017, Vol. 121 Issue 10, p1-8, 8p, 1 Diagram, 6 Graphs