116 citations · 744 across the 33 of their papers we have counts for
35 papers
Quantum control of ion-atom collisions beyond the ultracold regime
Maks Z. Walewski, Matthew D. Frye, Or Katz +3
Tunable scattering resonances are crucial for controlling atomic and molecular systems. However, their use has so far been limited to ultracold temperatures. These conditions remai…
Interactions and cold collisions of AlF in the ground and excited electronic states with He
Sangami Ganesan-Santhi, Matthew D. Frye, Marcin Gronowski +1
Aluminium monofluoride (AlF) is a promising candidate for laser cooling and the production of dense ultracold molecular gases, thanks to its relatively high chemical stability and…
Collisions of Spin-polarized YO Molecules for Single Partial Waves
Justin J. Burau, Kameron Mehling, Matthew D. Frye +4
Efficient sub-Doppler laser cooling and optical trapping of YO molecules offer new opportunities to study collisional dynamics in the quantum regime. Confined in a crossed optical…
Spin--spin interaction and magnetic Feshbach resonances in collisions of high-spin atoms with closed-shell atoms
Matthew D. Frye, Piotr S. Żuchowski, Michał Tomza
We investigate interactions and ultracold collisions of high-spin but spherical atoms with closed-shell atoms, focussing on the example of Cr with Yb. Such a combination has only o…
Bose-Einstein condensation of non-ground-state caesium atoms
Milena Horvath, Sudipta Dhar, Arpita Das +5
Bose-Einstein condensates of ultracold atoms serve as low-entropy sources for a multitude of quantum-science applications, ranging from quantum simulation and quantum many-body phy…
Shielding collisions of ultracold CaF molecules with static electric fields
Bijit Mukherjee, Matthew D. Frye, C. Ruth Le Sueur +2
We study collisions of ultracold CaF molecules in strong static electric fields. These fields allow the creation of long-range barriers in the interaction potential, effectively pr…
Long-range states and Feshbach resonances in collisions between ultracold alkali-metal diatomic molecules and atoms
Matthew D. Frye, Jeremy M. Hutson
We consider the long-range states expected for complexes formed from an alkali-metal diatomic molecule in a singlet state and an alkali-metal atom. We explore the structure of the…
Magnetic Feshbach resonances between atoms in S and P states: mechanisms and dependence on atomic properties
Bijit Mukherjee, Matthew D. Frye, Jeremy M. Hutson
Magnetically tunable Feshbach resonances exist in ultracold collisions between atoms in S and P states, such as an alkali-metal atom colliding with Yb or Sr in a clock…
Observation of magnetic Feshbach resonances between Cs and Yb
Tobias Franzen, Alexander Guttridge, Kali E. Wilson +4
We report the first observation of magnetic Feshbach resonances between Yb and Cs. In a mixture of Cs atoms prepared in the state and unpolarized f…
Feshbach Spectroscopy of Cs Atom Pairs in Optical Tweezers
R V Brooks, A Guttridge, Matthew D Frye +4
We prepare pairs of Cs atoms in a single optical tweezer and perform Feshbach spectroscopy for collisions of atoms in the states . We detect enhancements i…
Feshbach resonances and molecule formation in ultracold mixtures of Rb and Yb(P) atoms
Bijit Mukherjee, Matthew D. Frye, Jeremy M. Hutson
We have investigated magnetically tunable Feshbach resonances in ultracold collisions of Rb with Yb in its metastable P and P states, using coupled-channel scatteri…
Molecule-molecule and atom-molecule collisions with ultracold RbCs molecules
Philip D. Gregory, Jacob A. Blackmore, Matthew D. Frye +4
Understanding ultracold collisions involving molecules is of fundamental importance for current experiments, where inelastic collisions typically limit the lifetime of molecular en…
Complexes formed in collisions between ultracold alkali-metal diatomic molecules and atoms
Matthew D. Frye, Jeremy M. Hutson
We explore the properties of 3-atom complexes of alkali-metal diatomic molecules with alkali-metal atoms, which may be formed in ultracold collisions. We estimate the densities of…
Collisions in a dual-species magneto-optical trap of molecules and atoms
S. Jurgilas, A. Chakraborty, C. J. H. Rich +4
We study inelastic collisions between CaF molecules and Rb atoms in a dual-species magneto-optical trap. The presence of atoms increases the loss rate of molecules from the…
Magnetic Feshbach resonances in collisions of NaK with K
Xin-Yao Wang, Matthew D. Frye, Zhen Su +8
We present measurements of more than 80 magnetic Feshbach resonances in collisions of ultracold NaK with K. We assign quantum numbers to a group of low-field r…
Collisions Between Ultracold Molecules and Atoms in a Magnetic Trap
S. Jurgilas, A. Chakraborty, C. J. H. Rich +7
We prepare mixtures of ultracold CaF molecules and Rb atoms in a magnetic trap and study their inelastic collisions. When the atoms are prepared in the spin-stretched state and the…
Observation of Efimov Universality across a Non-Universal Feshbach Resonance in \textsuperscript{39}K
Xin Xie, Michael J. Van de Graaff, Roman Chapurin +6
We study three-atom inelastic scattering in ultracold \textsuperscript{39}K near a Feshbach resonance of intermediate coupling strength. The non-universal character of such resonan…
A robust entangling gate for polar molecules using magnetic and microwave fields
Michael Hughes, Matthew D. Frye, Rahul Sawant +7
Polar molecules are an emerging platform for quantum technologies based on their long-range electric dipole-dipole interactions, which open new possibilities for quantum informatio…
Characterizing quasibound states and scattering resonances
Matthew D. Frye, Jeremy M. Hutson
Characterizing quasibound states from coupled-channel scattering calculations can be a laborious task, involving extensive manual iteration and fitting. We present an automated pro…
Ultracold collisions in the Yb-Li mixture system
Florian Schäfer, Hideki Konishi, Adrien Bouscal +4
We report our experimental results on the collisional physics between non-S-state atoms (ytterbium (Yb), effectively a two-electron system, in the metastable sta…
Prospects of forming high-spin polar molecules from ultracold atoms
Matthew D. Frye, Simon L. Cornish, Jeremy M. Hutson
We have investigated Feshbach resonances in collisions of high-spin atoms such as Er and Dy with closed-shell atoms such as Sr and Yb, using coupled-channel scattering and bound-st…
Time delays in ultracold atomic and molecular collisions
Matthew D. Frye, Jeremy M. Hutson
We study the behavior of the Eisenbud-Wigner collisional time delay around Feshbach resonances in cold and ultracold atomic and molecular collisions. We carry out coupled-channels…
Magnetic Feshbach resonances in ultracold collisions between Cs and Yb atoms
B. C. Yang, Matthew D. Frye, A. Guttridge +4
We investigate magnetically tunable Feshbach resonances in ultracold collisions between ground-state Yb and Cs atoms, using coupled-channel calculations based on an interaction pot…
Ultracold collisions of Cs in excited hyperfine and Zeeman states
Matthew D. Frye, B. C. Yang, Jeremy M. Hutson
We investigate Cs+Cs scattering in excited Zeeman and hyperfine states. We calculate the real and imaginary parts of the s-wave scattering length; the imaginary part directly provi…