1.8k citations · 6.2k across the 43 of their papers we have counts for
43 papers
In-Situ Differential-Light-Shift Cancellation for Trapped-Atom Clocks
Jan Simon Haase, Alexander Fieguth, Igor Bröckel +2
Differential light shifts (DLS) induced by optical trapping fields fundamentally limit the stability and accuracy of trapped-atom microwave clocks. We demonstrate an in-situ method…
Robust and compact single-lens crossed-beam optical dipole trap for Bose-Einstein condensation in microgravity
Jan Simon Haase, Alexander Fieguth, Igor Bröckel +3
We present a novel concept for a compact and robust crossed-beam optical dipole trap (cODT) based on a single lens, designed for the efficient generation of Bose-Einstein condensat…
Optomechanical vector sensing of new forces at 6 micron separation
Gautam Venugopalan, Clarke A. Hardy, Kenneth Kohn +10
The search for new gravity-like interactions at the sub-millimeter scale is a compelling area of research, with important implications for the understanding of classical gravity an…
INTENTAS -- An entanglement-enhanced atomic sensor for microgravity
O. Anton, I. Bröckel, D. Derr +21
The INTENTAS project aims to develop an atomic sensor utilizing entangled Bose-Einstein condensates (BECs) in a microgravity environment. This key achievement is necessary to advan…
Librational Feedback Cooling
Charles P. Blakemore, Denzal Martin, Alexander Fieguth +4
Librational motion, whereby a rigid body undergoes angular oscillation around a preferred direction, can be observed in optically trapped, silica microspheres. We demonstrate the c…
A Next-Generation Liquid Xenon Observatory for Dark Matter and Neutrino Physics
J. Aalbers, K. Abe, V. Aerne +591
The nature of dark matter and properties of neutrinos are among the most pressing issues in contemporary particle physics. The dual-phase xenon time-projection chamber is the leadi…
A background-free optically levitated charge sensor
Nadav Priel, Alexander Fieguth, Charles P. Blakemore +5
Optically levitated macroscopic objects are a powerful tool in the field of force sensing, owing to high sensitivity, absolute force calibration, environmental isolation and the ad…
Reflectivity of VUV-sensitive Silicon Photomultipliers in Liquid Xenon
M. Wagenpfeil, T. Ziegler, J. Schneider +140
Silicon photomultipliers are regarded as a very promising technology for next-generation, cutting-edge detectors for low-background experiments in particle physics. This work prese…
Search for non-Newtonian interactions at micrometer scale with a levitated test mass
Charles P. Blakemore, Alexander Fieguth, Akio Kawasaki +5
We report on a search for non-Newtonian forces that couple to mass, with a characteristic scale of m, using an optically levitated microsphere as a precision force sens…
High sensitivity, levitated microsphere apparatus for short-distance force measurements
Akio Kawasaki, Alexander Fieguth, Nadav Priel +3
A high sensitivity force sensor based on dielectric microspheres in vacuum, optically trapped by a single, upward-propagating laser beam, is described. Off-axis parabolic mirrors a…
Detection prospects for the second-order weak decays of Xe in multi-tonne xenon time projection chambers
Christian Wittweg, Brian Lenardo, Alexander Fieguth +1
We investigate the detection prospects for two-neutrino and neutrinoless second order weak decays of Xe -- double electron capture (), electron capture wit…
Absolute pressure and gas species identification with an optically levitated rotor
Charles P. Blakemore, Denzal Martin, Alexander Fieguth +4
The authors describe a novel variety of spinning-rotor vacuum gauge in which the rotor is a m-diameter silica microsphere, optically levitated. A rotating elec…
Search for Light Dark Matter Interactions Enhanced by the Migdal effect or Bremsstrahlung in XENON1T
E. Aprile, J. Aalbers, F. Agostini +131
Direct dark matter detection experiments based on a liquid xenon target are leading the search for dark matter particles with masses above 5 GeV/c, but have limited sens…
Light Dark Matter Search with Ionization Signals in XENON1T
E. Aprile, J. Aalbers, F. Agostini +130
We report constraints on light dark matter (DM) models using ionization signals in the XENON1T experiment. We mitigate backgrounds with strong event selections, rather than requiri…
XENON1T Dark Matter Data Analysis: Signal Reconstruction, Calibration and Event Selection
E. Aprile, J. Aalbers, F. Agostini +125
The XENON1T experiment at the Laboratori Nazionali del Gran Sasso is the most sensitive direct detection experiment for dark matter in the form of weakly interacting particles (WIM…
The XENON1T Data Acquisition System
E. Aprile, J. Aalbers, F. Agostini +130
The XENON1T liquid xenon time projection chamber is the most sensitive detector built to date for the measurement of direct interactions of weakly interacting massive particles wit…
XENON1T Dark Matter Data Analysis: Signal & Background Models, and Statistical Inference
E. Aprile, J. Aalbers, F. Agostini +123
The XENON1T experiment searches for dark matter particles through their scattering off xenon atoms in a 2 tonne liquid xenon target. The detector is a dual-phase time projection ch…
Precision Mass and Density Measurement of Individual Optically Levitated Microspheres
Charles P. Blakemore, Alexander D. Rider, Sandip Roy +4
We report an mass measurement of approximately-m-diameter, optically levitated microspheres with an electrostatic co-levitation technique. The mas…
Constraining the Spin-Dependent WIMP-Nucleon Cross Sections with XENON1T
E. Aprile, J. Aalbers, F. Agostini +126
We report the first experimental results on spin-dependent elastic weakly interacting massive particle (WIMP) nucleon scattering from the XENON1T dark matter search experiment. The…
First results on the scalar WIMP-pion coupling, using the XENON1T experiment
E. Aprile, J. Aalbers, F. Agostini +128
We present first results on the scalar WIMP-pion coupling from 1 tyr of exposure with the XENON1T experiment. This interaction is generated when the WIMP couples to a virtu…
Dark Matter Search Results from a One TonneYear Exposure of XENON1T
E. Aprile, J. Aalbers, F. Agostini +116
We report on a search for Weakly Interacting Massive Particles (WIMPs) using 278.8 days of data collected with the XENON1T experiment at LNGS. XENON1T utilizes a liquid xenon time…
Magnetically-coupled piston pump for high-purity gas applications
Ethan Brown, Axel Buss, Alexander Fieguth +9
Experiments based on noble elements such as gaseous or liquid argon or xenon utilize the ionization and scintillation properties of the target materials to detect radiation-induced…
Discriminating WIMP-nucleus response functions in present and future XENON-like direct detection experiments
A. Fieguth, M. Hoferichter, P. Klos +3
The standard interpretation of direct-detection limits on dark matter involves particular assumptions of the underlying WIMP-nucleus interaction, such as, in the simplest case, the…
Search for Bosonic Super-WIMP Interactions with the XENON100 Experiment
XENON collaboration, E. Aprile, J. Aalbers +118
We present results of searches for vector and pseudo-scalar bosonic super-WIMPs, which are dark matter candidates with masses at the keV-scale, with the XENON100 experiment. XENON1…