Michael Holynski
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View article: Letter of Intent: AICE -- 100m Atom Interferometer Experiment at CERN
Letter of Intent: AICE -- 100m Atom Interferometer Experiment at CERN Open
We propose an O(100)m Atom Interferometer (AI) experiment -- AICE -- to be installed against a wall of the PX46 access shaft to the LHC. This experiment would probe unexplored ranges of the possible couplings of bosonic ultralight dark mat…
View article: Integration of a high-fidelity model of quantum sensors with a map-matching filter for quantum-enhanced navigation
Integration of a high-fidelity model of quantum sensors with a map-matching filter for quantum-enhanced navigation Open
Harnessing the potential of quantum sensors to assist in navigation requires enabling their operation in complex, dynamic environments and integrating them within existing navigation systems. While cross-couplings from platform dynamics ge…
View article: A Prototype Atom Interferometer to Detect Dark Matter and Gravitational Waves
A Prototype Atom Interferometer to Detect Dark Matter and Gravitational Waves Open
The AION project has built a tabletop prototype of a single-photon long-baseline atom interferometer using the 87Sr clock transition - a type of quantum sensor designed to search for dark matter and gravitational waves. Our prototype detec…
View article: A gravitational eye: a method for extracting maximum information from gravitational potentials
A gravitational eye: a method for extracting maximum information from gravitational potentials Open
Gravity measurements have uses in a wide range of fields including geological mapping and mine-shaft inspection. The specific application under consideration sets limits on the survey and the amount of information that can be obtained. For…
View article: Centralized design and production of the ultra-high vacuum and laser-stabilization systems for the AION ultra-cold strontium laboratories
Centralized design and production of the ultra-high vacuum and laser-stabilization systems for the AION ultra-cold strontium laboratories Open
This paper outlines the centralized design and production of the ultra-high-vacuum sidearm and laser-stabilization systems for the AION Ultra-Cold Strontium Laboratories. Commissioning data on the residual gas and steady-state pressures in…
View article: Magneto-optical trapping in a near-suface borehole
Magneto-optical trapping in a near-suface borehole Open
Borehole gravity sensing can be used in a number of applications to measure features around a well, including rock-type change mapping and determination of reservoir porosity. Quantum technology gravity sensors, based on atom interferometr…
View article: Centralised Design and Production of the Ultra-High Vacuum and Laser-Stabilisation Systems for the AION Ultra-Cold Strontium Laboratories
Centralised Design and Production of the Ultra-High Vacuum and Laser-Stabilisation Systems for the AION Ultra-Cold Strontium Laboratories Open
This paper outlines the centralised design and production of the Ultra-High-Vacuum sidearm and Laser-Stabilisation systems for the AION Ultra-Cold Strontium Laboratories. Commissioning data on the residual gas and steady-state pressures in…
View article: Using the quantum properties of atoms to reveal what's underground
Using the quantum properties of atoms to reveal what's underground Open
In the 300 years since Newton’s apple, gravity sensors have emerged as a useful tool to investigate the underground, looking for hazards and even mapping the distribution of water from space. Using the quantum properties of atoms, a new se…
View article: Magneto-optical trapping in a near-surface borehole
Magneto-optical trapping in a near-surface borehole Open
Borehole gravity sensing can be used in a number of applications to measure features around a well including rock-type change mapping and determination of reservoir porosity. Quantum technology gravity sensors based on atom interferometry …
View article: Doppler compensation for cavity-based atom interferometry
Doppler compensation for cavity-based atom interferometry Open
We propose and demonstrate a scheme for Doppler compensated optical cavity enhancement of atom interferometers at significantly increased mode diameters. This overcomes the primary limitations in cavity enhancement for atom interferometry,…
View article: Bespoke magnetic field design for a magnetically shielded cold atom interferometer
Bespoke magnetic field design for a magnetically shielded cold atom interferometer Open
Quantum sensors based on cold atoms are being developed which produce measurements of unprecedented accuracy. Due to shifts in atomic energy levels, quantum sensors often have stringent requirements on their internal magnetic field environ…
View article: Demonstration of a Compact Magneto-Optical Trap on an Unstaffed Aerial Vehicle
Demonstration of a Compact Magneto-Optical Trap on an Unstaffed Aerial Vehicle Open
The extraordinary performance offered by cold atom-based clocks and sensors has the opportunity to profoundly affect a range of applications, for example in gravity surveys, enabling long term monitoring applications through low drift meas…
View article: Circulating pulse cavity enhancement as a method for extreme momentum transfer atom interferometry
Circulating pulse cavity enhancement as a method for extreme momentum transfer atom interferometry Open
Large-scale atom interferometers promise unrivaled strain sensitivity to mid-band gravitational waves, and will probe a new parameter space in the search for ultra-light scalar dark matter. These proposals require gradiometry with kilomete…
View article: Research data supporting the publication "Quantum sensing for gravity cartography"
Research data supporting the publication "Quantum sensing for gravity cartography" Open
Raw and processed data, analysis code, and source files supporting the publication “Quantum sensing for gravity cartography”. The data sets and codes to reproduce all figures in the publication are included, with additional data sets to su…
View article: Quantum sensing for gravitational cartography
Quantum sensing for gravitational cartography Open
The sensing of gravity has emerged as an important tool in geophysics for applications such as engineering and climate research 1,2,3 where it provides the capability to probe otherwise inaccessible features under the surface of the Earth.…
View article: Optical frequency generation using fiber Bragg grating filters for applications in portable quantum sensing
Optical frequency generation using fiber Bragg grating filters for applications in portable quantum sensing Open
A method for the agile generation of the optical frequencies required for laser cooling and atom interferometry of rubidium is demonstrated. It relies on fiber Bragg grating technology to filter the output of an electro-optic modulator and…
View article: Supplementary document for Optical frequency generation using fiber Bragg grating filters for applications in portable quantum sensing - 5040082.pdf
Supplementary document for Optical frequency generation using fiber Bragg grating filters for applications in portable quantum sensing - 5040082.pdf Open
Generating Multiple Optical Frequencies
View article: Doppler Compensated Cavity For Atom Interferometry
Doppler Compensated Cavity For Atom Interferometry Open
We propose and demonstrate a scheme to enable Doppler compensation within optical cavities for atom interferometry at significantly increased mode diameters. This has the potential to overcome the primary limitations in cavity enhancement …
View article: Circulating pulse cavity enhancement as a method for extreme momentum transfer atom interferometry
Circulating pulse cavity enhancement as a method for extreme momentum transfer atom interferometry Open
Large scale atom interferometers promise unrivaled strain sensitivity to midband (0.1 - 10 Hz) gravitational waves, and will probe a new parameter space in the search for ultra-light scalar dark matter. These atom interferometers require a…
View article: Optical frequency generation using fiber Bragg grating filters for applications in portable quantum sensing
Optical frequency generation using fiber Bragg grating filters for applications in portable quantum sensing Open
A method for the agile generation of the optical frequencies required for laser cooling and atom interferometry of rubidium is demonstrated. It relies on fiber Bragg grating technology to filter the output of an electro-optic modulator and…
View article: Reduction of background scattered light in vacuum systems for cold atoms experiments
Reduction of background scattered light in vacuum systems for cold atoms experiments Open
Recent advances in the understanding and control of cold atom systems have resulted in devices with extraordinary metrological performance. To further improve the performance in these systems, additional methods of noise reduction are need…
View article: Gravity sensing: cold atom trap onboard a 6U CubeSat
Gravity sensing: cold atom trap onboard a 6U CubeSat Open
“Cold atoms” can be used as ultra-sensitive sensors for measuring accelerations and are capable of mapping changes in the strength of gravity across the surface of the Earth. They could offer significant benefits to existing space based gr…
View article: Technologies for the ELGAR large scale atom interferometer array
Technologies for the ELGAR large scale atom interferometer array Open
We proposed the European Laboratory for Gravitation and Atom-interferometric Research (ELGAR), an array of atom gradiometers aimed at studying space-time and gravitation with the primary goal of observing gravitational waves (GWs) in the i…
View article: AION: An Atom Interferometer Observatory and Network
AION: An Atom Interferometer Observatory and Network Open
We outline the experimental concept and key scientific capabilities of AION (Atom Interferometer Observatory and Network), a proposed UK-based experimental programme using cold strontium atoms to search for ultra-light dark matter, to expl…
View article: Performance of an optical single-sideband laser system for atom interferometry
Performance of an optical single-sideband laser system for atom interferometry Open
This paper reports on a detailed performance characterization of a recently developed optical single-sideband (OSSB) laser system based on an IQ modulator and second-harmonic generation for rubidium atom interferometry experiments. The mea…