12/17/2024Aryana
12/10/2024Ilan
12/3/2024Guest Speaker
11/26/2024HelinVerifying the analogy between transversely coupled spin-1/2 systems and inductively-coupled fluxoniumshttps://arxiv.org/pdf/2407.15450
11/19/2024Guest Speaker
11/12/2024NO JC
11/5/2024SarahDemonstration of Maxwell demon-assisted Einstein-Podolsky-Rosen steering via superconducting quantum processorhttps://arxiv.org/abs/2311.10955
10/29/2024NO JC
10/22/2024ShoumikProtected fluxonium control with sub-harmonic parametric drivinghttps://arxiv.org/abs/2410.00495
10/15/2024ShantanuQuantum error correction of quidts beyond break-evenhttps://arxiv.org/abs/2409.15065
10/8/2024DaniEvidence of P-wave pairing in K2Cr3As3 superconductors from phase-sensitive measurementhttps://arxiv.org/abs/2408.07342
10/1/2024David R.Graviton Detection* with Quantum Sensinghttps://arxiv.org/abs/2308.15440
9/24/2024JunghyunInteger fluxonium qubithttps://arxiv.org/abs/2402.04495
https://journals.aps.org/prl/pdf/10.1103/PhysRevLett.103.217004
arxiv.org/abs/2403.16780
9/17/2024Chris The Penrose tiling is a quantum error-conducting codehttps://arxiv.org/abs/2311.13040
9/10/2024MaxA general framework for gradient-based optimization of superconducting quantum circuits using qubit discovery as a case studyhttps://arxiv.org/abs/2408.12704
9/3/2024JorgeQuantum error correction below the surface code thresholdhttps://arxiv.org/html/2408.13687v1
8/27/2024NO JC
8/20/2024SeinGatemonium: a voltage-turnable fluxoniumhttps://arxiv.org/abs/2406.09002
8/13/2024CoraRealizing the symmetry - protected Haldane phase in Fermi-Hubbard laddershttps://www.nature.com/articles/s41586-022-04688-z
8/6/2024BeatrizParametrically Controlled Chiral Interface for superconducting Quantum Deviceshttps://arxiv.org/abs/2405.15086
7/30/2024ReouvenA cryogenic on-chip microwave pulse generator for large-scale superconducting quantum computinghttps://www.nature.com/articles/s41467-024-50333-w
7/23/2024NO JC
7/16/2024NO JC
7/9/2024Hung-Yu
Mitigation of interfacial dielectric loss in aluminum-on-silicon superconducting qubits
https://arxiv.org/abs/2310.06797v1
7/2/2024MiguelRealization of High-Fidelity CZ Gate based on a Double-Transmon Couplerhttps://arxiv.org/abs/2402.18926.
6/25/2024Guest Talk
6/18/2024SameiaGranular aluminium nanojunction fluxonium qubithttps://www.nature.com/articles/s41563-022-01417-9
6/11/2024LukasRelaxing Hardware Requirements for Surface Code Circuits using Time-dynamicshttps://quantum-journal.org/papers/q-2023-11-07-1172/#
6/4/2024Interview talk
5/28/2024Interview Talk
5/21/2024DougResisting high-energy impact events through gap engineering in superconducting qubit arrayshttps://arxiv.org/abs/2402.15644
5/14/2024JunyoungEfficient initialization of fluxonium qubits based on auxiliary energy levelshttps://arxiv.org/abs/2402.06267
5/7/2024Chia-ChinFormation and Microwave Losses of Hydrides in Superconducting Niobium Thin Films Resulting from Fluoride Chemical Processinghttps://onlinelibrary.wiley.com/doi/full/10.1002/adfm.202401365
4/30/2024Interview Talk
4/23/2024William BannerDynamical excitation control and multimode emission of an atom-photon bound statehttps://doi.org/10.48550/arXiv.2404.05547
4/16/2024Lamia Single-electron spin resonance detection by microwave photon countinghttps://doi.org/10.1038/s41586-023-06097-2
4/9/2024Gabriel Characterization of superconducting through-silicon vias as capacitive elements in quantum circuitshttps://doi.org/10.48550/arXiv.2308.00834
4/2/2024AzizaEfficient Generation of Multi-partite Entanglement between Non-local Superconducting Qubits using Classical Feedbackhttps://doi.org/10.48550/arXiv.2403.18768
3/26/2024PatrickUniversal logic with encoded spin qubits in siliconhttps://doi.org/10.1038/s41586-023-05777-3
3/19/2024PabloElectron-beam annealing of Josephson junctions for frequency tuning of quantum processorshttps://arxiv.org/abs/2402.17395
3/12/2024March Meeting Debrief
3/5/2024March Meeting
2/27/2024March Meeting Practice
2/20/2024March Meeting Practice
2/13/2023March Meeting Practice
2/6/2024March Meeting Practice
1/30/2024March Meeting Practice
1/23/2024NO JC
1/16/2024March Meeting Practice
1/9/2024FrederikeCoherent spin–photon coupling using a resonant exchange qubithttps://www.nature.com/articles/s41586-018-0365-y
1/2/2024NO JC
12/26/2023NO JC
12/19/2023HelinErasure Qubits: Overcoming the T1 Limit in Superconducting Circuits https://journals.aps.org/prx/abstract/10.1103/PhysRevX.13.041022
12/12/2023llan R.Exploring large-scale entanglement in quantum simulation

Probing entanglement across the energy spectrum of a hard-core Bose-Hubbard lattice
https://www.nature.com/articles/s41586-023-06768-0

https://arxiv.org/abs/2306.02571
12/5/2023MelvinControl Requirements and Benchmarks for Quantum Error Correctionhttps://arxiv.org/abs/2311.07121
11/28/2023Sarah
Manybody Interferometry of Quantum Fluids		https://arxiv.org/abs/2309.05727
11/21/2023AndyCounterdiabatic Driving for Periodically Driven Systemshttps://arxiv.org/abs/2310.02728
11/14/2023Farid Hassani - Prospective Postdoc Talk Exploring new ideas for protection and control of superconducting qubits
11/7/2023ShoumikCircuit quantization in the presence of time-dependent external fluxhttps://doi.org/10.1103/PhysRevB.99.174512
https://doi.org/10.1103/PhysRevApplied.19.034031
10/31/2023ShantanuApproximate Autonomous Quantum Error Correction with Reinforcement Learninghttps://arxiv.org/abs/2212.11651
10/24/2023CANCELLED
10/17/2023William Banner Autonomous stabilization of Fock states in an oscillator against multi-photon losseshttps://doi.org/10.48550/arXiv.2308.08296
10/10/2023Guest Speaker, Ralph Chamberlin from ASU Mechanisms and models for 1/f-like noise
10/3/2023Will Oliver Expectation Talk
9/26/2023Junghyun'Parallel Implementation of High-Fidelity Multiqubit Gates with Neutral Atoms'https://doi.org/10.1103/PhysRevLett.123.170503
9/19/2023LukasOptimizing quantum gates towards the scale of logical qubits
https://doi.org/10.48550/arXiv.2308.02321
9/12/2023Yuta Hiraski - Guest Speaker
9/5/2023CANCELED
8/29/23Aziza AlmanaklySplitting phonons: Building a platform for linear mechanical quantum computinghttps://www.science.org/doi/10.1126/science.adg8715
8/22/23CANCELED
8/15/23Chris McNally
8/8/23CANCELED
8/1/23Uwe L. Guest Talk
7/25/23Junyoung AnGM Talk
7/18/23Aranya
7/11/23Patrick Mechanically Induced Correlated Errors on Superconducting Qubits with Relaxation Times Exceeding 0.4 Milliseconds

https://arxiv.org/abs/2305.02591
7/4/23Happy 4th of July!
6/27/23Miguel
An overview of leakage mitigation schemes for superconducting transmon qubits: all-microwave, flux and coherent gate schemeshttps://arxiv.org/abs/2211.04728 , https://arxiv.org/abs/2302.09876 , and https://meetings.aps.org/Meeting/MAR23/Session/S72.10
6/20/23HarrySemiconductor spin qubitshttps://journals.aps.org/rmp/abstract/10.1103/RevModPhys.95.025003
6/13/23BeatrizResonance fluorescence of a chiral artificial atomhttps://arxiv.org/abs/2212.11400
6/6/23
5/30/23Daniel R.Unconventional superconductivity in magic-angle graphene superlattices

Correlated insulator behaviour at half-filling in magic-angle graphene superlattices

Superlattice-Induced Insulating States and Valley-Protected Orbits in Twisted Bilayer Graphene

Tunable strongly coupled superconductivity in magic-angle twisted trilayer graphene

Pauli-limit violation and re-entrant superconductivity in moiré graphene		https://www.nature.com/articles/nature26160

https://www.nature.com/articles/nature26154

https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.117.116804

https://www.nature.com/articles/s41586-021-03192-0

https://www.nature.com/articles/s41586-021-03685-y
5/23/23MaxReadout-induced suppression and enhancement of superconducting qubit lifetimeshttps://arxiv.org/abs/2305.10508
5/16/23
5/9/23KevinThe QICK (Quantum Instrumentation Control Kit): Readout and control for qubits and detectorshttps://arxiv.org/abs/2110.00557
5/2/23No JC (Leon's thesis defense practice)
4/25/23No JC (Amir's thesis defense practice)
4/18/23No JC
4/11/23ReouvenNon-Hermitian dynamics without dissipation in quantum systemshttps://journals.aps.org/pra/abstract/10.1103/PhysRevA.99.063834
4/4/23MM debrief N/A
3/28/23David P.Quantum Low-Density Parity-Check Codes - And what it takes to beat the Surface Codehttps://arxiv.org/abs/1310.2984
3/21/23Guest speaker, Sibddhartha GhoshN/A
3/14/23

March Meeting debrief
N/A
3/7/23

March Meeting
N/A
2/28/23
Lamia/ David Rower N/A
2/21/23

Shantanu/ Shoumik/ Patrick /Chris
N/A
2/14/23

Aziza/ Sarah/ Sameia
N/A
2/7/23

Amir/ Will B./ LeonN/A
1/31/23

Ilan/ Andy
N/A
1/24/23

No JCN/A
1/17/23
Cora/ JunyoungN/A
1/10/23

ShantanuReal-time quantum error correction beyond break-evenhttps://arxiv.org/abs/2211.09116
1/3/23

No Journal Club

N/A
12/27/22
No Journal Club
N/A
12/20/22
No Journal Club
N/A
12/13/22No Journal Club
N/A
12/6/22Will/ Jeff/ KyleEQuS Authorship Guidelines - a Discussion
11/29/22
Lamia
Two-level systems in superconducting quantum devices due to trapped quasiparticleshttps://www.science.org/doi/full/10.1126/sciadv.abc5055
11/22/22Andy
Realizing a deep reinforcement learning agent discovering real-time feedback control strategies for a quantum systemhttps://arxiv.org/abs/2210.16715
11/15/22
SameiaQuantized current steps due to the a.c. coherent quantum phase-slip effecthttps://www.nature.com/articles/s41586-022-04947-z
11/8/22Andrew HigginbothamGuest talk by a professor of ISTA
11/1/22
Ilan R.The Berezinskii-Kosterlitz-Thouless Transition and Anomalous Metallic Phase in a Hybrid Josephson Junction Arrayhttps://arxiv.org/abs/2210.00318
10/25/22Gabriel - Thesis defense practice talk
10/18/22KyleLincoln FQA
10/11/22ChrisTowards Quantum Advantage on Noisy Quantum Computers/ Complexity-Theoretic Limitations on Quantum Algorithms for Topological Data Analysishttps://arxiv.org/pdf/2209.09371.pdf
https://arxiv.org/abs/2209.14286
10/4/22MaxSuppressing quantum errors by scaling a surface code logical qubithttps://arxiv.org/abs/2207.06431
9/27/22
Aziza Coherent control of a multi-qubit dark state in waveguide quantum electrodynamicshttps://www.nature.com/articles/s41567-022-01527-w#Sec1
9/20/22
WillExpectation Talk
9/13/22
MiukoArtificial heavy fermions in a van der Waals heterostructure
https://www.nature.com/articles/s41586-021-04021-0
9/6/22Will B.Lectures on Quantum Tensor Networks
https://arxiv.org/pdf/1912.10049.pdf
8/30/22
PatrickA Stress Induced Source of Phonon Bursts and Quasiparticle Poisoninghttps://arxiv.org/abs/2208.02790
8/23/22
JackSingle electrons on solid neon as a solid-state qubit platformhttps://arxiv.org/pdf/2106.10326.pdf
8/16/22
Alessandro Buzzi Special talk by a visiting student at prof. Berggren's group.
8/9/22
Gabriel
8/2/22ShoumikOne hundred second bit-flip time in a two-photon dissipative oscillatorhttps://arxiv.org/abs/2204.09128
7/26/22
Jaewoo (Guest Speaker)
7/19/22
Amir
Microscopy of the interacting Harper–Hofstadter model in the two-body limithttps://www.nature.com/articles/nature22811
7/12/22
Joel

Steady Floquet–Andreev states in graphene Josephson junctionshttps://www.nature.com/articles/s41586-021-04364-8
7/5/22
DavidAmorphous Tunneling Systems in Superconducting Circuits
6/28/22
Saeed Ahmed KhanInterview Talk
6/21/22
JunyoungFast Readout and Reset of a Superconducting Qubit Coupled to a Resonator with an Intrinsic Purcell Filterhttps://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.17.044016
6/14/22
Leon
Practices for cleaner coding
6/7/22Alex
Material from the Supplementhttps://arxiv.org/pdf/2010.07965.pdf https://arxiv.org/pdf/2012.00921.pdf https://arxiv.org/abs/2204.11372
5/31/22
Andy
Multivariable quantum signal processing (M-QSP):
prophecies of the two-headed oracle		https://arxiv.org/pdf/2205.06261.pdf
5/24/22
ShantanuSurvey of Quantum Optimal Control
5/17/22 *Final weekIlanNoise-resilient Majorana Edge Modes on a Chain of Superconducting Qubitshttps://arxiv.org/abs/2204.11372
5/10/22
JeffA tutorial on using git
5/3/22
Kyungjoo Noh (guest speaker from Amazon AWS)Fault-tolerant quantum computing with bosonic qubits
4/26/22
Bharath - Thesis defense practice talk
4/19/22
4/12/22
Tim - Thesis defense practice talk
4/5/22
Young - Thesis defense practice talk
3/29/22

SameiaGate-tunable kinetic inductance in proximitized nanowireshttps://arxiv.org/pdf/2202.08729.pdf
3/22/22
March Meeting debrief
3/15/2022March Meeting
3/8/2022David
3/1/2022Aziza
2/22/2022Ben (10:00 - )
Joel
2/15/2022Miuko
2/8/2022
Will B
2/1/2022Leon
Agustin
Ami
1/25/2022Patrick
Sarah
1/18/2022Will
1/11/2022ChrisClosing the "Quantum Supremacy" Gap: Achieving Real-Time Simulation of a Random Quantum Circuit Using a New Sunway Supercomputerhttps://arxiv.org/abs/2110.14502
1/4/2022
No Journal Club
12/28/2021No Journal Club
12/21/2021 (Week of Christmas)No Journal Club
12/14/2021 *Final weekMaxIntroduction to bosonic error-correcting codes
12/7/2021AgustinQuantum crosstalk cancellation for fast entangling gates and improved multi-qubit performancehttps://arxiv.org/abs/2106.00675
11/30/2021Miguel
11/23/2021 *Thanksgiving weekInterview Talk
11/16/2021Sarah
MTL Talk
11/9/2021No JC
11/2/2021AzizaCollapse and Revival of an Artificial Atom Coupled to a Structured Photonic
Reservoir		https://arxiv.org/pdf/2001.03240.pdf
10/26/2021BharathSpectator Errors in Tunable Coupling Architectureshttps://arxiv.org/pdf/2108.11221.pdf
10/19/2021MiukoEvidence for unconventional superconductivity in twisted bilayer graphenehttps://arxiv.org/abs/2109.13944
10/12/2021Joel
Measurement of collective dynamical mass of Dirac fermions in graphenehttps://www.nature.com/articles/nnano.2014.112
10/5/21
TimSynthesizing five-body interaction in a superconducting quantum circuithttps://arxiv.org/abs/2109.00964
9/28/21
David
Flux-vector model of spin noise in superconducting circuits: Electron versus nuclear spins and role of phase transitionhttps://journals.aps.org/prb/abstract/10.1103/PhysRevB.92.054502
9/21/21
William. B
Variational quantum process tomographyhttps://arxiv.org/pdf/2108.02351.pdf
9/14/21
Patrick
Precise Hamiltonian identification of a superconducting quantum processorhttps://arxiv.org/abs/2108.08319
9/7/21
Amir

Probing Operator Spreading via Floquet Engineering in a Superconducting Circuithttps://arxiv.org/abs/2108.01276
8/31/2021
Youngkyu
Labber driver - Multi-qubit-coupler pulse generator
8/24/2021
Leon
Arbitrary controlled-phase gate on fluxonium qubits using differential ac-Stark shiftshttps://arxiv.org/abs/2103.04491
8/17/2021*Final week
Roni
Floating tunable coupler for scalable quantum computing architectureshttps://arxiv.org/pdf/2103.07030.pdf
8/10/2021
Ami
Observation of Time-Crystalline Eigenstate Order on a Quantum Processorhttps://arxiv.org/pdf/2107.13571.pdf
8/3/2021
Jack
A quantum-enhanced search for dark matter axionshttps://www.nature.com/articles/s41586-021-03226-7
7/27/2021
Junyoung
High-Fidelity, High-Scalability Two-Qubit Gate Scheme for Superconducting Qubitshttps://journals.aps.org/prl/abstract/10.1103/PhysRevLett.125.240503
7/20/2021
Gabriel
Self-consistent state and measurement tomography with fewer measurementshttps://arxiv.org/abs/2107.00121
7/13/2021
Sarah
Transmon platform for quantum computing challenged by chaotic fluctuationshttps://arxiv.org/pdf/2012.05923.pdf
7/6/2021
AndyTime-domain characterization and correction of on-chip distortion of
control pulses in a quantum processor		https://arxiv.org/pdf/1907.04818.pdf
6/29/2021
Tim
Quantum Phases of Matter on a 256-Atom Programmable Quantum Simulatorhttps://arxiv.org/abs/2012.12281
6/22/2021Chris
Suppressed crosstalk between two-junction superconducting qubits with mode-selective exchange couplinghttps://arxiv.org/abs/2105.11495
6/15/2021BharathRealization of a Universal Quantum Gate Set for Itinerant Microwave Photonshttps://arxiv.org/abs/2106.03481
6/8/2021AzizaRemote Entanglement via Adiabatic Passage Using a Tunably Dissipative Quantum Communication Systemhttps://journals.aps.org/prl/pdf/10.1103/PhysRevLett.124.240502
6/1/2021DavidPolaronic model of two-level systems in amorphous solidshttps://journals.aps.org/prb/abstract/10.1103/PhysRevB.87.144201
5/25/2021Matt
5/18/2021*Final weekAgustinPredicting many properties of a quantum system from very few measurementshttps://www.nature.com/articles/s41567-020-0932-7
5/11/2021JoelMerged-Element Transmons: Design and Qubit Performancehttps://arxiv.org/abs/2103.09163
5/4/2021AmirPractice talk for QC40
4/27/2021PatrickResolving catastrophic error bursts from cosmic rays in large arrays of superconducting qubitshttps://arxiv.org/abs/2104.05219
4/20/2021LeonMillisecond Fluxoniumhttps://arxiv.org/pdf/2103.08578.pdf
4/13/2021AmiRealizing topologically ordered states on a quantum processorhttps://arxiv.org/abs/2104.01180
4/6/2021William. BA universal quantum gate set for transmon qubits with strong ZZ interactionshttps://arxiv.org/pdf/2103.12305.pdf
3/30/2021RoniTunable Coupling Architecture for Fixed-frequency Transmonshttps://arxiv.org/pdf/2101.07746.pdf
3/23/2021*Spring vacationMM Follow-up
3/16/2021*Half-term subjects final exam period (H3)No journal club (March Meeting)
3/9/2021Antti
Roni		Practice for March Meeting
3/2/2021Leon
Ami		Practice for March Meeting
2/23/2021Rebecca
Morten
Practice for March Meeting
2/16/2021*Monday schedule of classesAntti
Roni		Practice for March Meeting
2/9/21Leon
Ami		Practice for March Meeting
2/2/21Amir
Practice for March Meeting
1/26/21JackSuperconducting qubit to optical photon transductionhttps://www.nature.com/articles/s41586-020-3038-6
1/19/21Sarah Accurately computing electronic properties of materials using eigenenergieshttps://arxiv.org/abs/2012.00921
1/12/21AmirAnalyzing the Performance of Variational Quantum Factoring on a Superconducting Quantum Processorhttps://arxiv.org/abs/2012.07825
1/5/21AnttiReducing the impact of radioactivity on quantum circuits in a deep-underground facilityhttps://arxiv.org/abs/2005.02286
12/29/20 (Week of New Years)No journal club
12/22/20 (Week of Christmas)No journal club
12/15/20 *Finals weekBenQuantum Natural Gradienthttps://arxiv.org/pdf/1909.02108.pdf
12/8/20JochenStark many-body localization on a superconducting quantum processorhttps://arxiv.org/pdf/2011.13895.pdf
12/1/20JunyoungFast logic with slow qubits: microwave-activated controlled-Z gate on low frequency fluxoniumshttps://arxiv.org/abs/2011.02634
11/24/20 *Thanksgiving weekRebeccaMeasurement of the effect of quantum phase slips in a Josephson junction chainhttps://www.nature.com/articles/nphys1697
11/17/20GabrielRandomized compiling for scalable quantum computing on a noisy superconducting quantum processorhttps://arxiv.org/abs/2010.00215
11/10/20DavidElectron paramagnetic resonance spectroscopy using a single artificial atomhttps://www.nature.com/articles/s42005-019-0133-9
11/3/20AzizaLaser-annealing Josephson junctions for yielding scaled-up superconducting quantum
processors.		https://arxiv.org/pdf/2009.00781.pdf
10/27/20TimResonant Coupling Parameter Estimation with Superconducting Qubitshttps://arxiv.org/abs/2008.12714
10/20/20YoungkyuHartree-Fock on a superconducting qubit quantum computer https://science.sciencemag.org/content/369/6507/1084
10/13/20 *Monday schedule of classesJoelA merged-element transmonhttps://arxiv.org/abs/2008.07652
10/6/20LeonHigh-fidelity, high-scalability two-qubit gate scheme for superconducting qubitshttps://arxiv.org/abs/2006.11860
9/29/20ChrisThe XZZX Surface Codehttps://arxiv.org/abs/2009.07851
9/22/20No journal club
9/15/20PatrickQuantum error correction of a qubit encoded in grid states of an oscillatorhttps://doi.org/10.1038/s41586-020-2603-3
9/8/20AmiDemonstrating a Continuous Set of Two-qubit Gates for Near-term Quantum Algorithmshttps://arxiv.org/pdf/2001.08343.pdf
9/1/20ColeGlobal optimization of quantum dynamics with AlphaZero
deep exploration		https://www.nature.com/articles/s41534-019-0241-0.pdf
8/25/20MortenHigh-fidelity controlled-Z gate with maximal intermediate leakage operating at the speed limit in a superconducting quantum processorhttps://arxiv.org/abs/2008.07411
8/18/20Uri Vool (in lieu of Charlotte)Universal fast flux control of a coherent, low-frequency qubithttps://arxiv.org/pdf/2002.10653.pdf
8/11/20RoniExperimental implementation of non-Clifford interleaved randomized benchmarking with a controlled-S gatehttps://arxiv.org/pdf/2007.08532.pdf
8/4/20BharathRealizing a deterministic source of multipartite-entangled photonic qubitshttps://arxiv.org/pdf/2005.07060.pdf
7/28/20No Journal Club
7/21/20JackSideband cooling beyond the quantum backaction limit with squeezed lighthttps://www.nature.com/articles/nature20604
7/14/20SarahDemonstration of an all-microwave controlled-phase gate between far detuned qubitshttps://arxiv.org/pdf/2006.10639.pdf
7/7/20Ziqiao
6/30/20AmirGrowth and preservation of entanglement in a many-body localized systemhttps://arxiv.org/abs/1910.06024
6/23/20AnttiCoherence of a driven electron spin qubit actively decoupled from quasi-static noisehttps://arxiv.org/abs/2001.02884
6/16/20BenImproving qubit readout with hidden Markov modelshttps://arxiv.org/abs/2006.00109
6/9/20JochenProbing entanglement in a many-body–localized systemhttps://science.sciencemag.org/content/364/6437/256
3/10/20 - 6/2/20Journal club cancelled for spring 2020 semester
3/3/20No journal club (March Meeting)
2/25/20Charlotte
Rebecca		Practice for March Meeting
2/18/20AnttiPractice for March Meeting
2/11/20Gabriel
Tim		Practice for March Meeting
2/4/20Ami
Amir		Practice for March Meeting
1/28/20YoungkyuPractice for March Meeting
1/21/20allGroup discussion
1/14/20RoniRepeated quantum error detection in a surface codehttps://arxiv.org/pdf/1912.09410.pdf
1/7/20GabrielExperimental verification of five-qubit quantum error correction with superconducting qubitshttps://arxiv.org/abs/1907.04507
12/31/19No journal club (MIT closed)
12/24/19No journal club (MIT closed)
12/17/19TimTutorialSimulating superconducting circuits with linear inductances
12/10/19LeonRealization of a Λ system with metastable states of a capacitively shunted fluxoniumhttps://journals.aps.org/prl/pdf/10.1103/PhysRevLett.120.150504
12/3/19JoelCoherent quantum phase sliphttps://www.nature.com/articles/nature10930
11/26/19YoungkyuCross-entropy benchmarking: Why / What / How?https://www.nature.com/articles/s41567-018-0124-x
11/19/19BenResonator reset in circuit QED by optimal control for large open quantum systemshttps://journals.aps.org/pra/pdf/10.1103/PhysRevA.96.042315
11/12/19Visit, Long NguyenTowards the fluxonium quantum processorSeminar
11/5/19ChrisLeveraging secondary storage to simulate deep 54-qubit sycamore circuitshttps://arxiv.org/abs/1910.09534
10/29/19RebeccaNanowire superinductance fluxonium qubithttps://journals.aps.org/prl/abstract/10.1103/PhysRevLett.122.010504
10/22/19CharlotteLoss mechanisms and quasiparticle dynamics in superconducting microwave
resonators made of thin-film granular aluminum		https://journals.aps.org/prl/pdf/10.1103/PhysRevLett.121.117001
10/15/19JochenElectric field spectroscopy of material defects in transmon qubitshttps://arxiv.org/pdf/1909.09749.pdf
10/8/19BillyQuantum microwave radiometry with a superconducting qubithttps://arxiv.org/abs/1909.12295
10/1/19No journal club
9/24/19Ami
9/17/19AmirVariational quantum factoring on today's NISQ devicesRecap from internship a Zapata
9/10/19No journal club
9/3/19YoungkyuLab Tutorial: How to use a leak detector ASM340--
8/27/19AnttiQuantum-enhanced sensing of a mechanical oscillatorhttps://arxiv.org/abs/1807.11934
8/20/19BharathStrongly correlated quantum walks with a 12-qubit superconducting processorhttps://science.sciencemag.org/content/364/6442/753/tab-pdf
8/13/19LeonCross-resonance interactions between superconducting qubits with variable detuninghttps://arxiv.org/pdf/1905.11480.pdf
8/6/19RoniFluxonium-based artificial molecule with a tunable magnetic momenthttps://journals.aps.org/prx/abstract/10.1103/PhysRevX.7.031037
7/30/19TimObservation of an Efimov spectrum in an atomic systemhttps://www.nature.com/articles/nphys1334
7/23/19JoelSuppressing quasiparticle poisoning with a voltage-controlled filterhttps://arxiv.org/pdf/1902.02689.pdf
7/16/19GabrielDiabatic gates for frequency-tunable superconducting qubitshttps://arxiv.org/abs/1907.02510
7/9/19JackSuppression of the radiative decay of atomic coherence in squeezed vacuumhttps://arxiv.org/pdf/1301.6276.pdf
7/2/19YoungkyuSuperconducting circuit protected by two-Cooper-pair tunnelinghttps://arxiv.org/abs/1905.01206
6/25/19BenProbing context-dependent errors in quantum processorshttps://journals.aps.org/prx/pdf/10.1103/PhysRevX.9.021045
6/18/19ChrisProtecting quantum entanglement from qubit errors and leakage via repetitive parity measurementshttps://arxiv.org/abs/1905.12731
6/11/19RebeccaGeneration and manipulation of Schrödinger cat states in Rydberg atom arrayshttps://arxiv.org/pdf/1905.05721.pdf
6/4/19CharlotteGigahertz frequency antiferromagnetic resonance and strong magnon-magnon coupling in the layered crystal CrCl3https://arxiv.org/abs/1902.05669
5/28/19JochenA dissipatively stabilized Mott insulator of photonshttps://www.nature.com/articles/s41586-019-0897-9
5/21/19No journal club
5/14/19BharathDecoherence-free interaction between giant atoms in waveguide quantum electrodynamicshttps://journals.aps.org/prl/abstract/10.1103/PhysRevLett.120.140404
5/7/19AmiA fast, low-leakage, high-fidelity two-qubit gate for a programmable superconducting quantum computerhttps://arxiv.org/abs/1903.02492
4/30/19MaxThe giant acoustic atom --- a single quantum system with a deterministic time delayhttps://arxiv.org/abs/1612.00865
4/23/19AnttiQuantum metrology with a transmon qutrithttps://arxiv.org/pdf/1711.06172.pdf
4/16/19LeonAn Experimental Study of Shor's Factoring Algorithm on IBM Qhttps://arxiv.org/abs/1903.00768
4/9/19JoelGranular aluminum: A superconducting material for high impedance quantum circuitshttps://arxiv.org/abs/1809.10646
4/2/19FranSupervised learning with quantum-enhanced feature spaceshttps://www.nature.com/articles/s41586-019-0980-2
3/26/19
(Undergrad and grad spring vacation)		GabrielGenuine 12-qubit entanglement on a superconducting quantum processorhttps://arxiv.org/abs/1811.02292
3/19/19RoniDemonstration of protection of a superconducting qubit from energy decayhttps://journals.aps.org/prl/abstract/10.1103/PhysRevLett.120.150503
3/12/19No journal club
3/5/19No journal club (APS March Meeting)
2/26/19Tim
Megan		Practice for March Meeting
Practice for March Meeting
2/19/19Jack
Charlotte		Practice for March Meeting
Practice for March Meeting
(Monday class schedule)
2/12/19Antti
Ben		Practice for March Meeting
Practice for March Meeting
2/5/19Kyle SerniakSeminar
1/29/19UwePractice for March Meeting
1/22/19No journal club
1/15/19No journal club
1/8/19BenUsing a recurrent neural network to reconstruct quantum dynamics of a superconducting qubit from physical observationshttps://arxiv.org/pdf/1811.12420.pdf
1/1/19No journal club (MIT closed)
12/25/18No journal club (MIT closed)
12/18/18Visitor, Baptiste RoyerQuantum non-demolition detection of traveling microwave photonsSeminar
12/11/18JochenThe high-coherence fluxonium qubithttps://arxiv.org/abs/1810.11006
12/4/18No journal club
11/27/18RoniUniversal gate for fixed-frequency qubits via a tunable bushttps://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.6.064007
11/20/18MortenDigital quantum simulation of fermionic models with a superconductinghttps://www.nature.com/articles/ncomms8654
11/13/18AmiFluctuations of energy-relaxation times in superconducting qubitshttps://journals.aps.org/prl/abstract/10.1103/PhysRevLett.121.090502
11/6/18YoungkyuSuppression of qubit crosstalk in a tunable coupling superconducting circuithttps://arxiv.org/abs/1810.04182
10/30/18Antti
10/23/18No journal club
10/16/18AmirVariational quantum factoringhttps://arxiv.org/abs/1808.08927
10/9/18
Indigenous Peoples' Day (holiday for undergrad and grad)		DanWaveguide-mediated interaction of artificial atoms in the strong coupling regimehttps://arxiv.org/pdf/1809.09752.pdf
10/2/18Visitor, Adrián ParraSeminar
9/25/18GabrielExtending the computational reach of a noisy superconducting quantum processorhttps://arxiv.org/abs/1805.04492v1
9/18/18UweResearch update - 30 min
9/11/18CharlotteObservation of the frozen charge of a Kondo
resonance		https://www.nature.com/articles/nature21704.pdf
9/4/18MeganMicrowave dielectric loss at single photon energies and millikelvin temperatureshttps://aip.scitation.org/doi/10.1063/1.2898887
8/28/18Ana LauraAmplitude tuning of steady state entanglement in strongly driven coupled qubitshttps://arxiv.org/abs/1806.09047
8/21/18BharathObservation of the crossover from photon ordering to delocalization in tunably coupled resonatorshttps://arxiv.org/pdf/1808.00889.pdf
8/14/18JoelVoltage-controlled superconducting quantum bushttps://arxiv.org/abs/1802.01327
8/7/18BenUniversal quantum control through deep reinforcement learninghttps://arxiv.org/abs/1803.01857
7/31/18N/AJournal club cancelled
7/24/18JochenEntangling bosonic modes via an engineered exchange interactionhttps://arxiv.org/abs/1806.07401
7/17/18LukeCoherent microwave photon mediated coupling between a semiconductor and a superconductor qubithttps://arxiv.org/pdf/1806.10039.pdf
7/10/18YoungkyuEstimate the accuracy threshold of surface code using numerical simulationhttps://arxiv.org/abs/quant-ph/0110143
7/3/18UweStudying light-harvesting models with superconducting circuitshttps://www.nature.com/articles/s41467-018-03312-x
6/26/18JackExperimental Demonstration of a Resonator-Induced Phase Gate in a Multiqubit Circuit-QED Systemhttps://journals.aps.org/prl/abstract/10.1103/PhysRevLett.117.250502
6/19/18MortenIntroduction to topological superconductivity and Majorana fermionshttps://arxiv.org/abs/1206.1736
6/12/18No journal club
6/5/18RoniRapid high-fidelity single-shot dispersive readout of superconducting qubitshttps://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.7.054020
5/29/18DanMeasuring entanglement entropy in a quantum many-body systemhttps://www.nature.com/articles/nature15750
5/22/18BenMachine Learning for Discriminating Quantum Measurement Trajectories and Improving Readouthttps://journals.aps.org/prl/pdf/10.1103/PhysRevLett.114.200501
5/15/18Matteo Mariantoni, visitor
5/8/18BharathObservation of a Dissipative Phase Transition in a One-Dimensional Circuit QED Latticehttps://journals.aps.org/prx/pdf/10.1103/PhysRevX.7.011016
5/1/18UweUnsupervised Machine Learning on a Hybrid Quantum Computer by Rigetti's Startuphttps://arxiv.org/abs/1712.05771
4/24/18YoungkyuImproved Simulation of Stabilizer Circuitshttps://arxiv.org/abs/quant-ph/0406196
4/17/18AndreasDeterministic Bidirectional Communication and Remote Entanglement Generation Between Superconducting Quantum Processorshttps://arxiv.org/abs/1804.02028
4/10/18Xiao Mi, visitorCircuit-QED with Silicon Quantum-Dot Qubits
4/3/18JoelEvolution of Nanowire Transmon Qubits and Their Coherence in a Magnetic Fieldhttps://journals.aps.org/prl/pdf/10.1103/PhysRevLett.120.100502
3/27/18
Ami3-qubit gates in superconducting qubits:
Realization of three-qubit quantum error correction with superconducting circuits;
Implementation of a Toffoli gate with superconducting circuits		https://www.nature.com/articles/nature10786.pdf?origin=ppub

https://www.nature.com/articles/nature10713
3/20/18
Anton Frisk Kockum, visitorTalk topic TBD
3/13/18
N/AMIT closed (snow)
3/6/18No journal club (APS March Meeting)
2/27/18Jack
Tim		Practice for March Meeting
Practice for March Meeting
2/20/18 *Monday schedule of classesJoel
Young
Practice for March Meeting
Practice for March Meeting
2/13/18Bharath
Dan
Niels		Practice for March Meeting
Practice for March Meeting
Practice for March Meeting
2/6/18Megan
Ami		Practice for March Meeting
Practice for March Meeting
1/30/18Uwe
Fei		Practice for March Meeting
Multi-qubit simulation for Labber
1/23/18Morten1- and 2-qubit state tomography driver in Labber
1/16/18JackPrediction and real-time compensation of qubit decoherence via machine learninghttps://www.nature.com/articles/ncomms14106
1/9/18TimEvidence for quantum annealing with more than one hundred qubitshttps://www.nature.com/articles/nphys2900
1/2/18No journal club (MIT closed)
12/26/17No journal club (MIT closed)
12/19/17BharathSpectroscopic signatures of localization with interacting photons in superconducting qubitshttp://science.sciencemag.org/content/358/6367/1175
12/12/17Dan
12/5/17PhilipQuantum-circuit refrigeratorhttps://www.nature.com/articles/ncomms15189
11/28/17UweMultiqubit spectroscopy of Gaussian quantum noisehttps://journals.aps.org/pra/abstract/10.1103/PhysRevA.95.022121
11/21/17CharlotteA valley–spin qubit in a carbon nanotubehttps://www.nature.com/articles/nnano.2013.140
11/14/17YoungkyuQubit Noise Spectroscopy for Non-Gaussian Dephasing Environmentshttps://journals.aps.org/prl/abstract/10.1103/PhysRevLett.116.150503
11/7/17JoelObservation of Berry's Phase in a Solid-State Qubithttp://science.sciencemag.org/content/318/5858/1889
10/31/17FeiLecture
10/24/17BrianTunable superconducting qubits with flux-independent coherencehttps://arxiv.org/pdf/1702.02253.pdf
10/17/17AmiDirect identification of dilute surface spins on Al2O3: Origin of flux noise in quantum circuitshttps://arxiv.org/abs/1609.04562
10/10/17 *extension of Columbus Day holidayMortenHardware-efficient variational quantum eigensolver for small molecules and quantum magnetshttps://www.nature.com/nature/journal/v549/n7671/full/nature23879.html
10/3/17JackCoupling an ensemble of electrons on superfluid helium to a superconducting circuithttps://journals.aps.org/prx/pdf/10.1103/PhysRevX.6.011031
9/26/17TimCharting the circuit QED design landscape using optimal control theoryhttp://www.nature.com/articles/s41534-017-0036-0.pdf
9/19/17Diego Ristè, visitorDemonstrating elements of teleported gates with transmon qubits
9/13/17First week of classes/rescheduling, no Journal club
9/6/17PhilipDemonstration of weight-four parity measurements in the surface code Architecturehttps://journals.aps.org/prl/abstract/10.1103/PhysRevLett.117.210505
8/30/17DanQuantum back-action of an individual variable-strength measurementhttp://science.sciencemag.org/content/339/6116/178
8/23/17
8/16/17BharathChiral ground-state currents of interacting photons in a synthetic magnetic fieldhttp://www.nature.com/nphys/journal/v13/n2/full/nphys3930.html
8/9/17CharlotteQuantum annealing with manufactured spinshttp://www.nature.com/nature/journal/v473/n7346/full/nature10012.html
8/2/17ThorvaldExperimental demonstration of fault-tolerant state preparation with superconducting qubitshttps://arxiv.org/abs/1705.09259
7/26/17Pol
7/19/17YoungkyuSimple pulses for elimination of leakage in weakly nonlinear qubitshttps://journals.aps.org/prl/abstract/10.1103/PhysRevLett.103.110501
7/12/17MeganQubit architecture with high coherence and fast tunable couplinghttps://journals.aps.org/prl/abstract/10.1103/PhysRevLett.113.220502
7/5/17Journal club cancelled
6/28/17JoelStabilizing Rabi oscillations in a superconducting qubit using quantum feedbackhttp://www.nature.com/nature/journal/v490/n7418/full/nature11505.html
6/21/17FeiMapping the optimal route between two quantum stateshttp://www.nature.com/nature/journal/v511/n7511/abs/nature13559.html
6/14/17Journal club cancelled
6/7/17MoritzMillisecond charge-parity fluctuations and induced decoherence in a superconducting transmon qubithttps://www.nature.com/articles/ncomms2936
5/31/17Nikolaj Thomas Zinner, visitor
5/24/17AmiPropagating phonons coupled to an artificial atomhttp://science.sciencemag.org/content/346/6206/207
5/17/17TimExtending the lifetime of a quantum bit with error correction in superconducting circuitshttps://www.nature.com/nature/journal/v536/n7617/full/nature18949.html
5/10/17MortenThe Steep Road Towards Robust and Universal Quantum Computationhttps://arxiv.org/abs/1612.07330, and https://arxiv.org/abs/1609.01753
5/3/17MortenThings I wish they told me about quantum error correction
4/26/17DanObservation of Dicke superradiance for two artificial atoms in a cavity with high decay ratehttps://www.nature.com/articles/ncomms6186
4/19/17JoelDeterministically Encoding Quantum Information Using 100-Photon Schrodinger Cat Stateshttp://science.sciencemag.org/content/342/6158/607
4/12/17FeiA schrödinger cat living in two boxeshttp://science.sciencemag.org/content/352/6289/1087
4/5/17MoritzSuperconducting quantum circuits at the surface code threshold for fault tolerancehttp://www.nature.com/nature/journal/v508/n7497/full/nature13171.html
3/29/17MortenState preservation by repetitive error detection in a superconducting quantum circuithttp://www.nature.com/nature/journal/v519/n7541/full/nature14270.html
3/22/17YoungkyuObservation of High Coherence in Josephson Junction Qubits Measured in a Three-Dimensional Circuit QED Architecturehttp://journals.aps.org/prl/abstract/10.1103/PhysRevLett.107.240501
3/15/17APS March Meeting, no Journal club
3/8/17AmiCoherent suppression of electromagnetic dissipation due to superconducting quasiparticleshttp://www.nature.com/nature/journal/v508/n7496/full/nature13017.html
3/1/17TerryQuantum circuits overview
2/22/17BharathObservation of quantum jumps in a superconducting artificial atomhttp://journals.aps.org/prl/abstract/10.1103/PhysRevLett.106.110502
2/15/17DanDemonstration of two-qubit algorithms with a superconducting quantum processorhttp://www.nature.com/nature/journal/v460/n7252/full/nature08121.html
2/8/17JoelFluxonium: Single cooper-pair circuit free of charge offsetshttp://science.sciencemag.org/content/326/5949/113
2/1/17MortenGeneration of fock states in a superconducting quantum circuithttp://www.nature.com/nature/journal/v454/n7202/abs/nature07136.html
1/25/17MeganControlling the spontaneous emission of a superconducting transmon qubithttp://journals.aps.org/prl/abstract/10.1103/PhysRevLett.101.080502
1/18/17YoungkyuQuantum coherent tunable coupling of superconducting qubitshttp://science.sciencemag.org/content/316/5825/723
1/11/17AmiCoupling superconducting qubits via a cavity bushttp://www.nature.com/nature/journal/v449/n7161/abs/nature06184.html
12/14/16PhilipResolving photon number states in a superconducting circuithttp://www.nature.com/nature/journal/v445/n7127/abs/nature05461.html
12/7/16TerryQuantum circuits overview
11/30/16BharathMeasurement of the entanglement of two superconducting qubits via state tomographyhttp://science.sciencemag.org/content/313/5792/1423
11/23/16Thanksgiving, no Journal Club
11/16/16DanStrong coupling of a single photon to a superconducting qubit using circuit quantum electrodynamicshttp://www.nature.com/nature/journal/v431/n7005/full/nature02851.html
11/9/16MoritzCoherent quantum dynamics of a superconducting flux qubithttp://science.sciencemag.org/content/299/5614/1869
11/2/16FeiCoherent control of macroscopic quantum states in a single-cooper-pair boxhttp://www.nature.com/nature/journal/v398/n6730/abs/398786a0.html
10/26/16WillNoise spectroscopy through dynamical decoupling with a superconducting flux qubithttp://www.nature.com/nphys/journal/v7/n7/full/nphys1994.html
10/19/16SimonObservation of classical-quantum crossover of 1/f flux noise and its paramagnetic temperature dependencehttps://arxiv.org/abs/1608.08752