170 citations · 1.1k across the 39 of their papers we have counts for
32 papers · 1 filter
MHz to sub-kHz field detection with an all-dielectric potassium Rydberg-atom sensor
Daniel Hammerland, Rajavardhan Talashila, Dixith Manchaiah +8
Rydberg sensors have significant promise as an alternative to the antenna systems used for sub-MHz frequency communications, where the scale of high-efficiency antennas is often im…
Simultaneous Detection, Demodulation, and Angle-of-Arrival Determination of Communication Signals Using a Dual Ladder Rydberg Receiver
Stone B. Oliver, Samuel Berweger, Eugeniy E. Mikhailov +4
In a typical Rydberg mixer, modulated communication signals are detected using a radio frequency (RF) heterodyne technique. The mixer outputs an intermediate frequency (IF), which…
Atomic and molecular systems for radiation thermometry
Stephen P. Eckel, Eric B. Norrgard, Christopher Holloway +3
Atoms and simple molecules are excellent candidates for new standards and sensors because they are both all identical and their properties are determined by the immutable laws of q…
Sensitivity Comparison of Rydberg Atom-Based Radio-Frequency Electric Field Detection: Ionization Current Versus Optical Readout
Dangka Shylla, Rajavardhan Talashila, Alexandra Artusio-Glimpse +7
We investigate a technique for detecting radio-frequency (RF) electric fields in a Cesium (Cs) vapor cell at room temperature by collecting charge from ionized Rydberg atoms and co…
An Imaging Radar Using a Rydberg Atom Receiver
William J. Watterson, Nikunjkumar Prajapati, Rodrigo Castillo-Garza +5
Rydberg atoms in a gas form are highly sensitive electric field probes capable of detecting and measuring the amplitude, phase, and polarization of broadband time-varying signals.…
Batch-fabrication of all-dielectric vapor cells enabling optically addressed Rydberg atom electrometry
Alexandra B. Artusio-Glimpse, Adil Meraki, Hunter Shillingburg +8
Millimeter-scale atomic vapor cells can be accurately and economically batch-fabricated by anodically bonding silicon and glass wafers, enabling the manufacturing of miniature atom…
Determining angle of arrival of radio frequency fields using subwavelength, amplitude-only measurements of standing waves in a Rydberg atom sensor
Rajavardhan Talashila, William J. Watterson, Benjamin L. Moser +6
Deep subwavelength RF imaging with atomic Rydberg sensors has overcome fundamental limitations of traditional antennas and enabled ultra-wideband detection of omni-directional time…
Compact Blackbody Radiation Atomic Sensor: Measuring Temperature using Optically Excited Atoms in Vapor Cells
David S. La Mantia, Mingxin Lei, Nikunjkumar Prajapati +6
We demonstrate a blackbody radiation thermometer based on optically excited rubidium atoms in a vapor cell. The temperature measurement is fast, with statistical uncertainty as low…
Primary quantum thermometry of mm-wave blackbody radiation via induced state transfer in Rydberg states of cold atoms
Noah Schlossberger, Andrew P. Rotunno, Stephen P. Eckel +14
Rydberg states of alkali atoms are highly sensitive to electromagnetic radiation in the GHz-to-THz regime because their transitions have large electric dipole moments. Consequently…
Revisiting collisional broadening of Rb Rydberg levels: conclusions for vapor cell manufacture
Mingxin Lei, Stephen P. Eckel, Eric B. Norrgard +4
Electrometry based on electromagnetically induced transparency (EIT) in alkali Rydberg vapor cells may suffer reduced sensitivity due to spurious line broadening effects, caused by…
Observation of Asymmetric Sideband Generation in Strongly-driven Rydberg Atoms
Dangka Shylla, Nikunjkumar Prajapati, Andrew P. Rotunno +7
Improving the bandwidth of Rydberg atom-based receivers is an ongoing challenge owing to the long-lived Rydberg state lifetimes that limit the refresh rate of ground state atoms. I…
Increased instantaneous bandwidth of Rydberg atom electrometry with an optical frequency comb probe
Alexandra B. Artusio-Glimpse, David A. Long, Sean M. Bresler +8
We show that the use of an optical frequency comb probe leads to dramatically improved bandwidth (as high as 12+/-1 MHz) for the detection of modulated radio frequencies in Rydberg…
Independent Rydberg Atom Sensing using a Dual-Ladder Scheme
Samuel Berweger, Alexandra B. Artusio-Glimpse, Nikunjkumar Prajapati +6
Rydberg atom-based electric field sensing can provide all-optical readout of radio frequency fields in a dielectric environment. However, because a single set of optical fields is…
Zeeman-resolved Autler-Townes splitting in Rydberg atoms with tunable resonances and a single transition dipole moment
Noah Schlossberger, Andrew P. Rotunno, Aly Artusio-Glimpse +5
Applying a magnetic field as a method for tuning the frequency of Autler-Townes splitting for Rydberg electrometry has recently been demonstrated. In this paper we provide a theore…
High angular momentum coupling for enhanced Rydberg-atom sensing in the VHF band
Nikunjkumar Prajapati, Jakob W. Kunzler, Alexandra B. Artusio-Glimpse +7
Recent advances in Rydberg atom electrometry detail promising applications in radio frequency (RF) communications. Presently, most applications use carrier frequencies greater than…
EIT spectra of Rydberg atoms dressed with dual-tone radio-frequency fields
Maitreyi Jayaseelan, Andrew P. Rotunno, Nikunjkumar Prajapati +4
We examine spectral signatures of Rydberg atoms driven with near-resonant dual-tone radio-frequency (RF) fields in the regime of strong driving. We experimentally demonstrate and t…
Inverse Transform Sampling for Efficient Doppler-Averaged Spectroscopy Simulations
Andrew P. Rotunno, Amy K. Robinson, Nikunjkumar Prajapati +4
We present a thermal velocity sampling method for calculating Doppler-broadened atomic spectra, which more efficiently reaches a smooth limit than regular velocity weighted samplin…
Detection of HF and VHF Fields through Floquet Sideband Gaps by `Rabi Matching' Dressed Rydberg Atoms
Andrew P. Rotunno, Samuel Berweger, Nikunjkumar Prajapati +6
Radio frequencies in the HF and VHF (3 MHz to 300 MHz) bands are challenging for Rydberg atom-based detection schemes, as resonant detection requires exciting the atoms to extremel…
Phase-Resolved Rydberg Atom Field Sensing using Quantum Interferometry
Samuel Berweger, Alexandra B. Artusio-Glimpse, Andrew P. Rotunno +5
Although Rydberg atom-based electric field sensing provides key advantages over traditional antenna-based detection, it remains limited by the need for a local oscillator (LO) for…
Sensitivity Comparison of Two-photon vs Three-photon Rydberg Electrometry
Nikunjkumar Prajapati, Narayan Bhusal, Andrew P. Rotunno +7
We investigate the sensitivity of three-photon EIT in Rydberg atoms to radio frequency detection and compare it against conventional two-photon systems. Specifically, we model the…
Rydberg state engineering: A comparison of tuning schemes for continuous frequency sensing
Samuel Berweger, Nikunjkumar Prajapati, Alexandra B. Artusio-Glimpse +11
On-resonance Rydberg atom-based radio-frequency (RF) electric field sensing methods remain limited by the narrow frequency signal detection bands available by resonant transitions.…
Modeling Line Broadening and Distortion Due to Spatially Non-Uniform Fields in Rydberg Electrometry
Andrew P. Rotunno, Amy K. Robinson, Samuel Berweger +4
We present a model for calculating broadened Autler-Townes spectra when probing ac electric field magnitudes by use of Rydberg atom electromagnetically-induced transparency. This m…
Rydberg atom-based field sensing enhancement using a split-ring resonator
Christopher L. Holloway, Nikunjkumar Prajapati, Alexandra B. Artusio-Glimpse +4
We investigate the use of a split-ring resonator (SRR) incorporated with an atomic-vapor cell to improve the sensitivity and the minimal detectable electric (E) field of Rydberg at…
Electromagnetically induced transparency based Rydberg-atom sensor for quantum voltage measurements
Christopher L. Holloway, Nikunjkumar Prajapati, John Kitching +7
We investigate the Stark shift in Rydberg rubidium atoms through electromagnetically induced transparency for the measurement of direct current (dc) and 60~Hz alternating current (…