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interface of atomic, molecular, optical (AMO) physics, quantum information, and condensed matter (as well as many-body) physics


We are a theoretical research group working at the interface of quantum optics, quantum information science, and condensed matter physics.

Postdoc and graduate student positions available: email av[group leader's last name]

Group Lead

Alexey Gorshkov profile photo


  • Quantum magnetism with alkaline-earth atoms image
  • Alt text
  • Topological matter in AMO systems image
  • Strongly interacting photons hero image


  • double quench

    Non-equilibrium critical scaling and universality in a quantum simulator

    September 23, 2023


  • hyperbolic

    Fault-tolerant hyperbolic Floquet quantum error correcting codes

    September 21, 2023


  • A man wearing a hoodie and backpack stands in front of a scenic dessert landscape.

    Graduate Student’s Initiative Opened the Way to Numerous Research Collaborations and Accolades at UMD

    September 20, 2023

  • autonomous decoder

    Bounds on Autonomous Quantum Error Correction

    September 2, 2023


  • Hands pass buckets to the left containing spheres and arrows representing quantum states. Most are blue but one is red and is failing to move the bucket.

    Novel Quantum Speed Limits Tackle Messy Reality of Disorder

    August 21, 2023

  • nusc

    Improved Digital Quantum Simulation by Non-Unitary Channels

    July 30, 2023


  • collision

    High-Energy Collision of Quarks and Hadrons in the Schwinger Model: From Tensor Networks to Circuit QED

    July 7, 2023


  • 2-particle quantum walk

    Realization of 1D Anyons with Arbitrary Statistical Phase

    June 5, 2023


  • noisy circuit

    A sharp phase transition in linear cross-entropy benchmarking

    May 14, 2023



    Entanglement Renormalization Circuits for Chiral Topological Order

    April 28, 2023


  • A man wearing a hoodie and backpack stands in front of a scenic dessert landscape.

    JQI Student Receives Outstanding Graduate Student Award

    April 18, 2023

  • A man stands on stage in front of a whiteboard covered with equations and diagrams.

    Recent Alumnus Embraced Community and Service at UMD

    February 8, 2023

  • quantum spin ice

    Quantum spin ice in three-dimensional Rydberg atom arrays

    January 16, 2023


  • graph state

    Sharp complexity phase transitions generated by entanglement

    January 11, 2023


  • Profile photo of Alexey Gorshkov

    Gorshkov Elected Optica Fellow

    November 10, 2022

    JQI Fellow Alexey Gorshkov was named a 2023 fellow of Optica, the organization formerly known as the Optical Society of America.

  • a 2d array of atoms

    Quantum Non-Demolition Photon Counting in a 2d Rydberg Atom Array

    November 3, 2022


  • a schematic image of fermionic codes

    Error-correcting codes for fermionic quantum simulation

    November 3, 2022


  • an artistic render of a trapped ion spin chain

    Continuous Symmetry Breaking in a Trapped-Ion Spin Chain

    November 3, 2022


  • a schematic image showing the interaction between light and matter

    Ultrastrong light-matter interaction in a photonic crystal

    September 30, 2022


  • Page curves and typical entanglement in linear optics

    September 15, 2022


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