activity
20142026
most citedAn Optical Tweezer Array of Ultracold Molecules

308 citations · 2.5k across the 31 of their papers we have counts for

collaborators

32 papers

physics.atom-ph2026

Experimental Optimization of a Cryogenic Buffer Gas Source for Molecular Magneto-optical Traps

Kaiya Wilson, Ebram Youssef, Lo\"ıc Anderegg

Molecular magneto-optical traps (MOTs) are loaded from cryogenic buffer gas beam (CBGB) sources, which produce a large flux of cold molecules. However, only a small fraction of thi…

physics.atom-ph2026

High-fidelity entanglement of polar molecules by dynamic geometric control

Scarlett S. Yu, Avikar Periwal, Jiaqi You +6

In quantum information systems made of optical tweezer arrays of ultracold molecules, thermal motion of molecules degrades the coherence of their interactions, which limits entangl…

physics.atom-ph2026

Photon Cycling and Laser Cooling of an Asymmetric Top Molecule

Grace K. Li, Giseok Lee, Jack Mango +8

We realize two-dimensional magnetically-assisted Sisyphus laser cooling of an asymmetric top molecule (ATM), calcium monoamide (CaNH). Vibrational state closure is achieved wit…

physics.atom-ph2026

Enhanced Loading of a Molecular Magneto-Optical Trap

Ebram Youssef, Kaiya Wilson, Jiahe Cao +6

Molecular magneto-optical traps (MOTs) typically capture orders of magnitude fewer particles than their atomic counterparts due in part to their significantly lower capture velocit…

physics.atom-ph2025★ 1 cited

Quantum-State-Controlled Collisions of Ultracold Polyatomic Molecules

Nathaniel B. Vilas, Paige Robichaud, Christian Hallas +7

Collisions between ultracold calcium monohydroxide (CaOH) molecules are realized and studied. Inelastic collision rate constants are measured for CaOH prepared in ground and excite…

physics.atom-ph2024

A conveyor-belt magneto-optical trap of CaF

Scarlett S. Yu, Jiaqi You, Yicheng Bao +8

We report the experimental realization of a conveyor-belt magneto-optical trap for calcium monofluoride (CaF) molecules. The obtained highly-compressed cloud has a mean radius of 6…

physics.atom-ph2024★ 24 cited

Magneto-optical trapping of a heavy polyatomic molecule for precision measurement

Zack D. Lasner, Alexander Frenett, Hiromitsu Sawaoka +10

We report a magneto-optical trap of strontium monohydroxide (SrOH) containing 2000(600) molecules at a temperature of 1.2(3) mK. The lifetime is 91(9) ms, which is limited by decay…

physics.atom-ph2024★ 5 cited

High Compression Blue-Detuned Magneto-Optical Trap of Polyatomic Molecules

Christian Hallas, Grace K. Li, Nathaniel B. Vilas +3

We demonstrate a blue-detuned magneto-optical trap (MOT) of a polyatomic molecule, calcium monohydroxide (CaOH). We identify a novel MOT frequency configuration that produces high…

physics.atom-ph2023★ 2 cited

An optical tweezer array of ultracold polyatomic molecules

Nathaniel B. Vilas, Paige Robichaud, Christian Hallas +3

Polyatomic molecules have rich structural features that make them uniquely suited to applications in quantum information science, quantum simulation, ultracold chemistry, and searc…

physics.atom-ph2023★ 3 cited

Raman sideband cooling of molecules in an optical tweezer array to the 3-D motional ground state

Yicheng Bao, Scarlett S. Yu, Jiaqi You +5

Ultracold polar molecules are promising for quantum information processing and searches for physics beyond the Standard Model. Laser cooling to ultracold temperatures is an establi…

physics.atom-ph2023★ 16 cited

Blackbody thermalization and vibrational lifetimes of trapped polyatomic molecules

Nathaniel B. Vilas, Christian Hallas, Loïc Anderegg +5

We study the internal state dynamics of optically trapped polyatomic molecules subject to room temperature blackbody radiation. Using rate equations that account for radiative deca…

physics.atom-ph2023★ 3 cited

Direct Laser Cooling of Polyatomic Molecules

Benjamin L. Augenbraun, Loic Anderegg, Christian Hallas +3

Over the past decade, tremendous progress has been made to extend the tools of laser cooling and trapping to molecules. Those same tools have recently been applied to polyatomic mo…

physics.atom-ph2023★ 56 cited

Quantum Control of Trapped Polyatomic Molecules for eEDM Searches

Loïc Anderegg, Nathaniel B. Vilas, Christian Hallas +4

Ultracold polyatomic molecules are promising candidates for experiments in quantum science, quantum sensing, ultracold chemistry, and precision measurements of physics beyond the S…

physics.atom-ph2022★ 13 cited

Dipolar spin-exchange and entanglement between molecules in an optical tweezer array

Yicheng Bao, Scarlett S. Yu, Loïc Anderegg +4

Due to their intrinsic electric dipole moments and rich internal structure, ultracold polar molecules are promising candidate qubits for quantum computing and for a wide range of q…

physics.atom-ph2022★ 34 cited

Optical Trapping of a Polyatomic Molecule in an -Type Parity Doublet State

Christian Hallas, Nathaniel B. Vilas, Loïc Anderegg +5

We report optical trapping of a polyatomic molecule, calcium monohydroxide (CaOH). CaOH molecules from a magneto-optical trap are sub-Doppler laser cooled to in f…

physics.atom-ph2022★ 15 cited

Fast optical transport of ultracold molecules over long distances

Yicheng Bao, Scarlett S. Yu, Loïc Anderegg +6

Optically trapped laser-cooled polar molecules hold promise for new science and technology in quantum information and quantum simulation. Large numerical aperture optical access an…

physics.atom-ph2021★ 192 cited

Magneto-Optical Trapping and Sub-Doppler Cooling of a Polyatomic Molecule

Nathaniel B. Vilas, Christian Hallas, Loïc Anderegg +4

We report magneto-optical trapping (MOT) of a polyatomic molecule, calcium monohydroxide (CaOH). The MOT contains CaOH molecules at a peak density of $3.0(8)\ti…

physics.atom-ph2021★ 89 cited

Rotational Coherence Times of Polar Molecules in Optical Tweezers

Sean Burchesky, Loic Anderegg, Yicheng Bao +5

Qubit coherence times are critical to the performance of any robust quantum computing platform. For quantum information processing using arrays of polar molecules, a key performanc…

physics.atom-ph2021★ 11 cited

Observation of Microwave Shielding of Ultracold Molecules

Loïc Anderegg, Sean Burchesky, Yicheng Bao +6

Harnessing the potential wide-ranging quantum science applications of molecules will require control of their interactions. Here, we use microwave radiation to directly engineer an…

physics.atom-ph2020★ 180 cited

Direct Laser Cooling of a Symmetric Top Molecule

Debayan Mitra, Nathaniel B. Vilas, Christian Hallas +6

We report direct laser cooling of a symmetric top molecule, reducing the transverse temperature of a beam of calcium monomethoxide (CaOCH) to mK while addressing tw…

physics.atom-ph2020★ 109 cited

Observation of Collisions between Two Ultracold Ground-State CaF Molecules

Lawrence W. Cheuk, Loïc Anderegg, Yicheng Bao +5

We measure inelastic collisions between ultracold CaF molecules by combining two optical tweezers, each containing a single molecule. We observe collisions between CaF molecu…

physics.atom-ph2019★ 308 cited

An Optical Tweezer Array of Ultracold Molecules

Loïc Anderegg, Lawrence W. Cheuk, Yicheng Bao +4

Arrays of single ultracold molecules promise to be a powerful platform for many applications ranging from quantum simulation to precision measurement. Here we report on the creatio…

physics.atom-ph2018★ 223 cited

3-D Magneto-Optical Trap of Yttrium Monoxide

Alejandra L. Collopy, Shiqian Ding, Yewei Wu +5

We report three-dimensional trapping of an oxide molecule (YO), using a radio-frequency magneto-optical trap (MOT). The total number of molecules loaded is 1.5 ,…

physics.atom-ph2018★ 132 cited

-Enhanced Imaging of Molecules in an Optical Trap

Lawrence W. Cheuk, Loïc Anderegg, Benjamin L. Augenbraun +4

We report non-destructive imaging of optically trapped calcium monofluoride (CaF) molecules using in-situ -enhanced gray molasses cooling. times more fluorescence is obtai…