Keynote Talks

Robin Kothari (Google Quantum AI)

Title: Multi-qubit Toffoli with exponentially fewer T gates
Time: Monday 20th April, 09:40–10:40
Location: Lecture Theatre L1
Session chair: Balint Koczor, Aleks Kissinger

Simon Benjamin (University of Oxford and Quantum Motion)

Title: Pipes, Loops and Snakes: Quantum computing with semiconductor devices
Time: Wednesday 22nd April, 09:30–10:30
Location: Lecture Theatre L1
Session chair: Laura Herzog

Industry Talks Session

Time: Tuesday 21st April, 14:00–15:00
Location: Lecture Theatre L1
Session chair: Matthias C. Caro

• Joel Klassen (Phasecraft)
• Coral Westoby (Nu Quantum)
• Harry Buhrman (Quantinuum)

Schedule

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Alternatively, a PDF of the schedule can be downloaded by clicking here.

Book of Abstracts

The book of abstracts can be downloaded by clicking here.

Timetable

Click on the parallel session to jump to the list of talks.

	Lecture Theatre L1	Lecture Theatre L2
Monday 9:30-10:40	Welcome + Keynote Robin Kothari
Monday 11:00–12:30	Algorithms I – Optimization	QEC I – Decoders
Monday 13:30–15:00	Algorithms II – Quantum Chemistry	Testing and Verification
Monday 15:30–17:00	Learning I	Algorithms III – General
Monday 17:00-18:00	Poster Session 1 (North/South Mezzanine)
Tuesday 09:30–11:00	Many-Body Quantum Physics and Information	Compilation and Resource Estimation
Tuesday 11:30–13:00	Algorithms IV – Dynamics	QEC II - Topological Codes
Tuesday 14:00-15:00	Industry talks
Tuesday 15:00-16:30	Group Photo + Poster Session 2 (North/South Mezzanine)
Tuesday 16:30–18:00	Learning II	Benchmarking and Classical Simulation
Wednesday 9:30-10:40	Keynote Simon Benjamin
Wednesday 11:00–12:30	Algorithms V – Hamiltonian Simulation	QEC III – Fault Tolerance and Compilation
Wednesday 13:30–15:00	Fermionic Systems	Quantum Control and Emulation
Wednesday 15:30–17:00	Algorithms VI – Optimization II	QEC IV – qLDPC Codes

List of Contributed Talks

Click here to open or close the list of contributed talks.

Names of presenting authors have been underlined.

Algorithms I – Optimization

Session Chair: Ashley Montanaro

• A Rigorous Quantum Framework for Inequality-Constrained and Multi-Objective Binary Optimization — Sebastian Egginger, Kristina Kirova, Sonja Bruckner, Stefan Hillmich, Richard Kueng

• A scalable quantum-enhanced greedy algorithm for maximum independent set problems — Elisabeth Wybo, Jami Rönkkö, Olli Hirviniemi, Jernej Rudi Finzgar, Martin Leib

• Verifiable Quantum Advantage via Optimized DQI Circuits — Tanuj Khattar, Noah Shutty, Craig Gidney, Adam Zalcman, Noureldin Yosri, Dmitri Maslov, Ryan Babbush, Stephen P. Jordan

QEC I – Decoders

Session Chair: Ophelia Crawford

• Interpretability of Neural Network Decoders for Fault-Tolerant Quantum Error Correction, Lukas Bödeker, Luc J. B. Kusters, Markus Müller

• Colour Codes Reach Surface Code Performance using Vibe Decoding — Stergios Koutsioumpas, Tamas Noszko, Hasan Sayginel, Mark Webster, Joschka Roffe

• Surprisingly useful local decoders for topological codes — Nathaniel Selub

Algorithms II – Quantum Chemistry

Session Chair: Joel Klassen

• A comprehensive framework to simulate real-time chemical dynamics on a fault-tolerant quantum computer — Karthik Seetharam, Matteo Lostaglio, Burak Sahinoglu, Sam Pallister, Felipe Jornada

• Faster Quantum Chemistry Simulations on a Quantum Computer with Improved Tensor Factorization and Active Volume Compilation — William Pol, Sukin Sim, Mark Steudtner, Athena Caesura, Cristian Cortes, Gian-Luca R. Anselmetti, Matthias Degroote, Nikolaj Moll, Raffaele Santagati, Michael Streif, Christofer S. Tautermann

• Fullqubit alchemist: Quantum algorithm for alchemical free energy calculations — Po-Wei Huang, Gregory Boyd, Gian-Luca R. Anselmetti, Matthias Degroote, Nikolaj Moll, Raffaele Santagati, Michael Streif, Benjamin Ries, Daniel Marti-Dafcik, Hamza Jnane, Sophia Simon, Nathan Wiebe, Thomas R. Bromley, Bálint Koczor

Testing and Verification

Session Chair: Hugo Thomas

• Composable Verification in the Circuit-Model via Magic-Blindness — Sami Abdul Sater, Harold Ollivier

• Clifford testing: algorithms and lower bounds — Marcel Hinsche, Zongbo Bao, Philippe van Dordrecht, Jens Eisert, Jop Briët, Jonas Helsen

• Is it Gaussian? Testing bosonic quantum states — Filippo Girardi, Freek Witteveen, Francesco Anna Mele, Lennart Bittel, Salvatore Francesco Emanuele Oliviero, David Gross, Michael Walter

Learning I

Session Chair: Zoltan Zimboras

• Cloning is as Hard as Learning for Stabilizer States — Nikhil Bansal, Matthias C. Caro, Gaurav Mahajan

• Learning T-conjugated stabilizers: The multiple-squares dihedral StateHSP — Gideon Lee, Jonathan A Gross, Masaya Fukami, Zhang Jiang

• Optimal randomized measurements for a family of non-linear quantum properties — Zhenyu Du, Yifan Tang, Andreas Elben, Ingo Roth, Jens Eisert, Zhenhuan Liu

Algorithms III – General

Session Chair: Viv Kendon

• State-to-Hamiltonian conversion with a few copies — Kaito Wada, Jumpei Kato, Hiroyuki Harada, Naoki Yamamoto

• Randomized Truncation for Quantum State Preparation and Series-Truncated Algorithms — Yue Wang, Xiao-Ming Zhang, Xiao Yuan, Qi Zhao

• Quantum algorithms through graph composition — Arjan Cornelissen

Many-Body Quantum Physics and Information

Session Chair: Linnea Grans-Samuelsson

• Computational complexity of Berry phase estimation in topological phases of matter — Ryu Hayakawa, Kazuki Sakamoto, Chusei Kiumi

• Correcting and extending Trotterized quantum many-body dynamics — Gian Gentinetta, Friederike Metz, Giuseppe Carleo

• Rapid Mixing of Quantum Gibbs Samplers for Weakly-Interacting Quantum Systems — Štěpán Šmíd, Richard Meister, Mario Berta, Roberto Bondesan

Compilation and Resource Estimation

Session Chair: Aleks Kissinger

• Characterizing Space Requirements for Quantum Computations via Signaling Conditions — Kosuke Matsui, Jun-Yi Wu, Hayata Yamasaki, Min-Hsiu Hsieh, Mio Murao

• Compiling Quantum Regular Language States — Armando Bellante, Reinis Irmejs, Marta Florido-Llinàs, María Cea Fernández, Marianna Crupi, Matthew Kiser, J. Ignacio Cirac

• The FLuid Allocation of Surface code Qubits (FLASQ) cost model for early fault-tolerant quantum algorithms — William J. Huggins, Tanuj Khattar, Amanda Xu, Matthew Harrigan, Christopher Kang, Guang Hao Low, Austin Fowler, Nicholas C. Rubin, Ryan Babbush

Algorithms IV – Dynamics

Session Chair: Oleksandr Kyriienko

• Quantum algorithms for general nonlinear dynamics based on the Carleman embedding — David Jennings, Kamil Korzekwa, Matteo Lostaglio, Andrew T Sornborger, Yigit Subasi, Guoming Wang

• An end-to-end quantum algorithm for nonlinear fluid dynamics with bounded quantum advantage — David Jennings, Kamil Korzekwa, Matteo Lostaglio, Paul Mannix, Richard Ashworth, Emanuele Marsili, Stephen Rolston

• Optimized quantum algorithms for simulating the Schwinger effect — Angus Kan, Jessica Lemieux, Burak Şahinoğlu, Olga Okrut

QEC II - Topological Codes

Session Chair: Joschka Roffe

• Rethinking Lattice Surgery Compilation: Diverse Topological Codes and Movable Logical Qubits — Laura S. Herzog, Lucas Berent, Aleksander Kubica, Robert Wille

• Transversal surface-code game with reconfigurable qubits — Shinichi Sunami, Akihisa Goban, Hayata Yamasaki

• Logical gates on Floquet codes via folds and twists — Alexandra E. Moylett, Bhargavi Jonnadula

Learning II

Session Chair: Thomas Bromley

• Shedding light on classical shadows: learning photonic quantum states — Hugo Thomas, Ulysse Chabaud, Pierre-Emmanuel Emeriau

• Polynomial Speed-Up in Photonic Neural Networks via Adaptive State Injection — Léo Monbroussou, Eliott Z. Mamon, Hugo Thomas, Verena Yacoub, Elham Kashefi

• Do you know what q-means? — Alessandro Luongo, João Doriguello, Ewin Tang, Arjan Cornelissen

Benchmarking and Classical Simulation

Session Chair: Alexandra Moylett

• Limitations on Measurement-free Fault-tolerant Protocols using Clifford Circuits — Jon Nelson, Joel Rajakumar, Dominik Hangleiter, Michael Gullans

• A magic criterion (almost) as nice as PPT, with applications in distillation and detection — Zhenhuan Liu, Tobias Haug, Qi Ye, Zi-Wen Liu, Ingo Roth

• Fail fast: techniques to probe rare events in quantum error correction — Michael Beverland, Malcolm Carroll, Andrew W. Cross, Ted Yoder

Algorithms V – Hamiltonian Simulation

Session Chair: William Huggins

• Quantum singular value transformation without block encodings — Shantanav Chakraborty, Soumyabrata Hazra, Tongyang Li, Changpeng Shao, Xinzhao Wang, Yuxin Zhang

• Trotter error mitigation by error profiling with shallow quantum circuit — Sangjin Lee, Youngseok Kim, Seung-Woo Lee

• Trotterization, Operator Scrambling, and Entanglement — Tianfeng Feng, Yue Cao, Qi Zhao

QEC III – Fault Tolerance and Compilation

Session Chair: Michael Beverland

• Check-weight-constrained quantum codes: Bounds and examples — Lily Wang, Andy Zeyi Liu, Ray Li, Aleksander Kubica, Shouzhen (Bailey) Gu

• Fault-tolerant transformations of spacetime codes — Arthur Pesah, Austin K. Daniel, Ilan Tzitrin, Michael Vasmer

• Automated Compilation Including Dropouts: Tolerating Defective Components in Stabiliser Codes — Stasiu Wolanski

Fermionic Systems

Session Chair: Gregory Boyd

• The Quantum Paldus Transform: Efficient Circuits with Applications — Jedrzej Burkat, Nathan Fitzpatrick

• Near-Term Fermionic Simulation with Subspace Noise Tailored Quantum Error Mitigation — Miha Papič, Manuel G. Algaba, Emiliano Godinez-Ramirez, Inés de Vega, Adrian Auer, Fedor Šimkovic IV, Alessio Calzona

• Matchgate synthesis via Clifford matchgates and T gates — Berta Casas, Paolo Braccia, Élie Gouzien, M. Cerezo, Diego Garcia Martin

Quantum Control and Emulation

Session Chair: Mio Murao

• Quantum Optimal Control with Geodesic Pulse Engineering — Dylan Lewis, Roeland Wiersema, Sougato Bose

• Universal Dynamics with Globally Controlled Analog Quantum Simulators — Hong-Ye Hu, Abigail McClain Gomez, Liyuan Chen, Aaron Trowbridge, Andy J. Goldschmidt, Zachary Manchester, Frederic T. Chong, Arthur Jaffe, Susanne F. Yelin

• A Fast and Frugal Gaussian Boson Sampling Emulator — Tom Dodd, Javier Martínez-Cifuentes, Oliver Thomson Brown, Nicolás Quesada, Raúl García-Patrón

Algorithms VI – Optimization II

Session Chair: Richard Kueng

• A quantum analogue of convex optimization — Eunou Lee

• A measurement-driven quantum algorithm for SAT: Performance guarantees via spectral gaps and measurement parallelization — Franz J. Schreiber, Maximilian J. Kramer, Alexander Nietner, Jens Eisert

• Grover’s algorithm is an approximation of imaginary-time evolution — Yudai Suzuki, Marek Gluza, Jeongrak Son, Bi Hong Tiang, Nelly H. Y. Ng, Zoë Holmes

QEC IV – qLDPC Codes

Session Chair: Michael Vasmer

• Directional Codes: a new family of quantum LDPC codes on hexagonal- and square-grid connectivity hardware — Gyorgy Geher, David Byfield, Archibald Ruban

• High-performance syndrome extraction circuits for quantum codes — Armands Strikis, Dan Browne, Michael Beverland

• Computing Efficiently in QLDPC Codes — Alexander Malcolm, Andrew Glaudell, Patricio Fuentes, Daryus Chandra, Alexis Schotte, Colby DeLisle, Rafael Haenel, Amir Ebrahimi, Joschka Roffe, Armanda Quintavalle, Stefanie Beale, Nicholas Lee-Hone, Stephanie Simmons

Confirmed Poster Presentations

Click here to open or close the list of accepted poster presentations.

Applications of Quantum Computing & Domain Specific Algorithms

Poster presentations on Monday 20th April 17:00–18:30 (13 posters)

• Native linear-optical protocol for efficient multivariate trace estimation — Leonardo Novo, Marco Robbio, Ernesto F. Galvão, Nicolas J. Cerf
• Quantum Elastic Network Models — Ioannis Kolotouros, Adithya Sireesh, Stuart Ferguson, Sean Thrasher, Petros Wallden, Julien Michel
• Classically trainable architectures for scalable quantum generative modeling — Bence Bakó, Zoltán Kolarovszki, Michał Oszmaniec, Changhun Oh, Zoltán Zimborás
• Room-Temperature Quantum Reservoir Computing with NV centers in Diamond: Prospects and Limitations — Farida Shagieva, Samuel Tovey, Stefan Prestel
• Quantum data hiding with two-qubit separable states — Donghoon Ha, Jeong San Kim
• Fault-Tolerant Quantum Simulation of Pariser–Parr–Pople (PPP) models — Mathias Mikkelsen, Andreas Juul Bay-Smidt, Marcel David Fabian, Srushti Patil, Karim Essafi, Ronin Wu, Gemma Solomon
• Molecular Ansatz with Quantum Monte Carlo Pre-Screened Givens Rotations — Lila Cadi Tazi, Eline Welling, Alex J.W. Thom, Maria-Andreea Filip
• A Joint Quantum Computing, Neural Network and Embedding Theory Approach for the Derivation of the Universal Functional — Martin Joseph Uttendorfer, Daniel Barragan-Yani, Matthias Sperl, Marc Landmann
• Quantum-classical hybrid neural networks for recognizing topological phases of matter — Markus K. Hoffmann, Leon C. Sander, Colin Scarato, Christoph Hellings, Johannes Knörzer, Andreas Wallraff, Michael J. Hartmann, Petr Zapletal
• Accelerated quantum ground state projection using the wall-Chebyshev expansion — Maria-Andreea Filip, Nathan Fitzpatrick
• Quantum Simulations of Chemistry in First Quantization with any Basis Set — Timothy N. Georges, Marius Bothe, Christoph Sünderhauf, Bjorn K. Berntson, Róbert Izsák, Aleksei V. Ivanov
• Learning with Optimized Random Feature: Quantum-Inspired Classical Sampling without Sparsity and Low-Rank Assumptions — Natsuto Isogai, Hayata Yamasaki, Mio Murao
• Solving the Heat Equation with Quantum Linear System Algorithms — Matic Petrič, René Zander, Diego Polimeni, Tobias Köppl

Poster presentations on Tuesday 21st April 15:00–16:30 (13 posters)

• Quantum block Krylov algorithm for computing low-lying eigenenergies of molecules and materials — Maria Gabriela Jordao Oliveira, Nina Glaser
• Bridging the Application-Hardware Gap: Domain-Specific Cross-Layer Optimization for Feature Selection on IBM Hardware — Mariesa H. Teo, Dhirpal Shah, Simon Martiel, Zachary Morrell, Tina Oberoi, Sarang Joshi, Ryan Robinett, Ali Javadi-Abhari, Kevin J. Sung, Nate Earnest-Noble, Richard R. Allen, Siddhi Ramesh, Dhanvi Bharadwaj, Kairui Zhou, Bharath Thotakura, Colin Campbell, Gokul Subramian Ravi, Aram W. Harrow, Alexander T. Pearson, Samantha J. Riesenfeld, Frederic T. Chong, Teague Tomesh
• Can Quantum Computing Accelerate Artificial Intelligence — Palak Shah
• QuLIP: A Variational Quantum Encoder for Vision-Language Understanding — Tilen Limback-Stokin, Tanishka Birdavade, Kin Ian Lo, Mehrnoosh Sadrzadeh
• Quantum chemistry using quantum linear solvers: prospects of exponential advantage and extension to strong correlation regimes — Peniel Tsemo, Ishita Bhattacharjee, Kenji Sugisaki, Andreas Koehn, Debashis Mukherjee, V. S. Prasannaa
• Quantum Models for Multi-Stage Compositional Concept Generalization — Mina Abbaszadeh, Matilda Karabina Moore, Mehrnoosh Sadrzadeh, Martha Lewis
• Entanglement is not sufficient for most practical entanglement-based QKD protocols — Shubhayan Sarkar, Tushita Prasad, Karol Horodecki
• Quantum Bayesian Optimization for the Automatic Tuning of Lorenz-96 as a Surrogate Climate Model — Paul Johann Christiansen, Daniel Ohl de Mello, Cedric Brügmann, Steffen Hien, Felix Herbort, Martin Kiffner, Lorenzo Pastori, Veronika Eyring, Mierk Schwabe
• Quantum-enhanced Markov chain Monte Carlo for combinatorial optimization — Kate Marshall, Christa Zoufal, Stefan Woerner
• GPT on a Quantum Computer — Yidong Liao, Chris Ferrie
• Variational quantum algorithms for continuum modelling of batteries — Albert Pool, Michael Schelling, Birger Horstmann
• A New Era of Biomolecular Simulation: Where Quantum Computing Meets GPU-accelerated Supercomputing — Tim Weaving, Alexis Ralli, Tom Bickley, Angus Mingare, Michael Williams De La Bastida, Peter Coveney
• Direct Energy Gap Calculations in Heisenberg Spin Systems Using Superconducting Quantum Devices — Boni Paul, Sudhindu Bikash Mandal, Dr. Kenji Sugisaki, Prof. Bhanu Pratap Das

Compilation & Circuit Optimization

Poster presentations on Monday 20th April 17:00–18:30 (6 posters)

• Minimizing CZ gate count for preparation of graph states. Unchanged from previous submission — Hemant Sharma, Adam Burchardt, Kenneth Goodenough, Jonas Helsen
• Optimal Haar random fermionic linear optics circuits — Paolo Braccia, N. L. Diaz, Martin Larocca, M. Cerezo, Diego Garcia Martin
• Local Gate Scheduling as a Continuous Quantum Optimal Control Problem — Jake Muff, Francesco Cosco
• Advantage for Discrete Variational Quantum Algorithms — Oleksandr Kyriienko, Chukwudubem Umeano, Zoë Holmes
• Circuit Optimization of Qubit IC–POVMs — Zhou You, Qing Liu, You Zhou
• Quantum Advantage in Resource Estimation — William Simon, Peter J. Love

Poster presentations on Tuesday 21st April 15:00–16:30 (6 posters)

• Optimised Fermion-Qubit Encodings for Reduced Circuit Depth — Michael Williams De La Bastida, Thomas M. Bickley, Peter V. Coveney
• Multilevel Quantum Circuit Partitioning — Felix Burt, Kuan-Cheng Chen, Kin K. Leung
• Decomposing diagonal multi-qudit gates — Daniele Trisciani, Samuel Whaite, Zoltan Zimboras
• Multi-Controlled Quantum Gates in Linear Nearest Neighbor — Ben Zindorf, Sougato Bose
• Global vs Local encodings for Distributed Quantum Computing — Maria Gragera Garces
• Reinforcement Learning on Factor–Qubit Bipartite Graphs for T-Gate Optimization in Fault-Tolerant Quantum Circuits — Yousra Farhani, Gemma C. Solomon

Error Mitigation & Benchmarking

Poster presentations on Monday 20th April 17:00–18:30 (8 posters)

• Noise mitigation of quantum observables via learning from Hamiltonian symmetry decays — Javier Oliva del Moral, Olatz Sanz Larrarte, Joana Fraxanet, Reza Dastbasteh, Dmytro Mishagli, Sergiy Zhuk, Josu Etxezarreta Martinez
• Circuit Randomization: Optimization Strategies and Performance Benchmarks — Alessio Calzona
• Error-mitigation aware benchmarking strategy for quantum optimization problems — Pauline Besserve, Marine Demarty, Bo Yang, Kenza Hammam
• Ansatz-Free Learning of Lindbladian Dynamics In Situ — Petr Ivashkov, Nikita Romanov, Weiyuan Gong, Andi Gu, Hong-Ye Hu, Susanne F. Yelin
• Unlocking early fault-tolerant quantum computing with mitigated magic dilution — Surabhi Luthra, Alexandra E. Moylett, Dan E. Browne, Earl T. Campbell
• Phase Shadow: A noise-tolerant path to global quantum property estimation — Qingyue Zhang, Dayue Qin, Zhou You, Feng Xu, Jens Eisert, You Zhou
• Beyond Hong-Ou-Mandel characterization of multiple single photons — Stefan van den Hoven, Malaquias Correa Anguita, Sara Marzban, Jelmer Renema
• Quantum Error Correction on Error-mitigated Physical Qubits — Minjun Jeon, Zhenyu Cai

Poster presentations on Tuesday 21st April 15:00–16:30 (8 posters)

• Error mitigation for logical circuits using decoder confidence — Maria Dinca, Tim Chan, Simon Benjamin
• Reducing measurement error with adaptivity — James Byrne, Noah Linden, Paul Skrzypczyk
• Robust Lindbladian Estimation for Quantum Dynamics — Yinchen Liu, James R. Seddon, Tamara Kohler, Emilio Onorati, Toby Cubitt
• Classical Noise Inversion: A Practical and Optimal framework for Robust Quantum Applications — Dayue Qin, Ying Li, You Zhou
• Lazy Quantum Walks with Multiqubit Gates — Steph Foulds, Viv Kendon
• Scaling Up Gate Set Tomography: Efficient 4-Qubit Characterisation on Real Quantum Hardware — Emiliano Godinez-Ramirez, Raphael Brieger, Martin Kliesch
• Characterizing time-dependent noise with compressed sensing — Raphael Brieger, Amin Hosseinkhani
• Cost-effective scalable quantum error mitigation for tiled Ansätze — Oskar Graulund Lentz Rasmussen, Erik Kjellgren, Peter Reinholdt, Stephan P. A. Sauer, Sonia Coriani, Jacob Kongsted, Karl Michael Ziems

Hardware, Architectures & Verification

Poster presentations on Monday 20th April 17:00–18:30 (4 posters)

• Efficient certification of intractable quantum states with few Pauli measurements — Sami Abdul Sater, Maxime Garnier, Thierry Martinez, Harold Ollivier, Ulysse Chabaud
• A resource-efficient quantum-walker Quantum RAM — Giuseppe De Riso, Giuseppe Catalano, Seth Lloyd, Vittorio Giovannetti, Dario De Santis
• Quantum fanout and GHZ states using isotropic spin-exchange interactions — Stephen Fenner, Rabins Wosti
• Stoquastic permutationally invariant Bell operators — Jan Li, Owidiusz Makuta, Evert van Nieuwenburg, Jordi Tura

Poster presentations on Tuesday 21st April 15:00–16:30 (4 posters)

• Equivalence of continuous- and discrete-variable gate-based quantum computers with finite energy — Alex Maltesson, Ludvig Rodung, Niklas Budinger, Giulia Ferrini, Cameron Calcluth
• A Folded Surface Code Architecture for 2D Quantum Hardware — Zhu Sun, Zhenyu Cai
• Exploiting Physics for Efficient Computing — Viv Kendon, Sampreet Kalita, Ben Butler, Susan Stepney
• Quantum Channel Certification: Complexity Bounds with and without promises — Hirak Ghosh, Andrew Jackson, Animesh Datta

Quantum Algorithms

Poster presentations on Monday 20th April 17:00–18:30 (21 posters)

• Quantum Algorithms for the Plasma Physics — Matthew Christensen, Tom Goffrey, Animesh Datta
• Unified adiabatic and diabatic excited-state description via the ensemble-variational quantum eigensolver — Christophe Soule, Bruno Senjean, Benjamin Lasorne
• Fast Quantum Many Body state synthesis — Prashasti Tiwari, Sougato Bose, Dylan Lewis
• Trainability of Parametrised Linear Combinations of Unitaries — Nikhil Khatri, Gabriel Matos, Stefan Zohren
• Quantum Algorithm for Filtering Eigenvectors — Aashna Zade, Srinivasa Prasannaa, Ermal Rrapaj, Kenneth McElvain, Akshaya Jayashankar
• Energy landscapes of quantum algorithms in electronic structure and quantum machine learning — Choy Boy, Edoardo Altamura, Dilhan Manawadu, Ivano Tavernelli, Stefano Mensa, David J. Wales
• A Shadow Enhanced Greedy Quantum Eigensolver — Jona Erle, Bálint Koczor
• Lindblad engineering for quantum Gibbs state preparation under the eigenstate thermalization hypothesis — Eric Brunner, Luuk Coopmans, Gabriel Matos, Matthias Rosenkranz, Frederic Sauvage, Yuta Kikuchi
• Do quantum linear solvers offer advantage for networks-based system of linear equations? — Disha Shetty, Supriyo Dutta, Palak Chawla, Akshaya Jayashankar, Kenji Sugisaki, Jordi Riu, Jan Nogue, Srinivasa Prasannaa Venkataramanan
• Exploring Trainability of Quantum Fourier Models via Data-Tailored Encoding Schemes — Felix Paul, Björn Minneker, Peter Jung
• Accurate ground state energy estimation with noise and imperfect state preparation — Alicja Dutkiewicz, Thomas E. O’Brien, Stefano Polla
• Low-depth amplitude estimation via statistical eigengap estimation — Po-Wei Huang, Bálint Koczor
• Quantum algorithms for equational reasoning — Davide Rattacaso, Daniel Jaschke, Marco Ballarin, Ilaria Siloi, Simone Montangero
• Faster Quantum Algorithm for Multiple Observables Estimation — Yuki Koizumi, Kaito Wada, Wataru Mizukami, Nobuyuki Yoshioka
• Quantum Graph Neural Networks with Permutation-Equivariant Message Passing — Snehal Raj, Brian Coyle, Léo Monbroussou, André Juan Ferreira Martins, Renato Farias M. S., Elham Kashefi
• Practical block encodings of matrix polynomials that can also be trivially controlled — Martina Nibbi, Filippo Della Chiara, Yizhi Shen, Aaron Szasz, Roel Van Beeumen
• Cross-platform fidelity with local random unitaries — Bujiao Wu, Changrong Xie, Peng Mi, Zhiyi Wu, Zechen Guo, Peisheng Huang, Wenhui Huang, Xuandong Sun, Jiawei Zhang, Libo Zhang, Jiawei Qiu, Xiayu Linpeng, Ziyu Tao, Ji Chu, Ji Jiang, Song Liu, Jingjing Niu, Yuxuan Zhou, Yuxuan Du, Wenhui Ren, Youpeng Zhong, Tongliang Liu, Dapeng Yu
• Reinforcement Learning for Quantum Chemistry State Preparation — Oliver Chapman, David Tew
• Sparsity-dependent Complexity Lower Bound of Quantum Linear System Solvers — Hitomi Mori, Yuta Kikuchi, Marcello Benedetti, Matthias Rosenkranz
• A Quantum Leaky Integrate-and-Fire Spiking Neuron and Network — Dean Brand, Francesco Petruccione
• Efficient Quantum Laplace Transform: A New Primitive for Quantum Algorithms — Julien Zylberman

Poster presentations on Tuesday 21st April 15:00–16:30 (21 posters)

• Quantifying Entanglement Cost in Quantum State Exchange using Quantum Neural Networks — Donghwa Ji, Junseo Lee, Myeongjin Shin, IlKwon Sohn, Kabgyun Jeong
• A Monte Carlo approach to bound Trotter error — Nick S. Blunt, Aleksei V. Ivanov, Andreas Juul Bay-Smidt
• Doktorov Quantum Circuit for Vibronic Spectra: lonization and UV-visible Absorption Applications — Renato Olarte Hernandez
• A matching decomposition algorithm for simulating quantum walk Hamiltonians — Mostafa Atallah, Alvin Gonzales, Daniel Dilley, Igor Gaidai, Zain H. Saleem, Rebekah Herrman
• Noise-Assisted Feedback Control of Open Quantum Systems for Ground State Properties — Kasturi Ranjan Swain, Rajesh K. Malla, Adolfo del Campo
• Sample- and Hardware-Efficient Fidelity Estimation by Stripping Phase-Dominated Magic — Guedong Park, Yong Siah Teo, Hyunseok Jeong
• Preventing Barren Plateaus in Continuous Quantum Generative Models — Olli Hirviniemi, Afrad Basheer, Thomas Cope
• qpe-toolbox: Tensor Network Simulation of Quantum Phase Estimation — Thibaud Louvet, Carlos Ramos Marimón, Olivier Gauthé, Benoît Vermersch
• Quantum algorithm for dephasing of coupled systems: decoupling and IQP duality — Sabrina Yue Wang, Raul A. Santos
• Quantum Computing with Carbon Nanotubes via Quantum Cellular Automata: Quantum Walks, Variational Algorithms and (1+1)-QED Simulation — Andrea Mammola, Quentin Schaeverbeke, Giuseppe Di Molfetta
• Variational Quantum Subspace Construction via Symmetry-Preserving Cost Functions — Hamzat Akande, Alexandre Perrin, Bruno Senjean, Matthieu Saubanère
• An implementation of quantum oracles for the finite element method — Sven Danz, Tobias Stollenwerk, Alessandro Ciani
• Prospects for quantum advantage in machine learning from the representability of functions — Sergi Masot-Llima, Elies Gil-Fuster, Carlos Bravo-Prieto, Jens Eisert, Tommaso Guaita
• Fast-forwardable Lindbladians imply quantum phase estimation — Zhongxia Shang, Naixu Guo, Patrick Rebentrost, Alán Aspuru-Guzik, Tongyang Li, Qi Zhao
• Efficient Eigenstate Preparation in an Integrable Model with Hilbert Space Fragmentation — Alejandro Sopena, Roberto Ruiz, Balazs Pozsgay, Esperanza Lopez
• HQGA-PFSSP: A Hybrid Quantum Genetic Algorithm for the Permutation Flow Shop Scheduling Problem — Fadia Boudiaf, Wifak Herkat, Faicel Hnaien
• Concentration-free quantum kernel learning in the Rydberg blockade — Ayana Sarkar, Martin Schnee, Roya Radgohar, Seyedeh Mozhde Fadaie, Victor Drouin-Touchette, Stefanos Kourtis
• Fermionic Insights into Measurement-Based Quantum Computation: Circle Graph States Are Not Universal Resources — Brent Harrison, Vishnu Iyer, Ojas Parekh, Kevin Thompson, Andrew Zhao
• Solving larger Travelling Salesman Problem networks with a penalty-free Variational Quantum Algorithm — Daniel Goldsmith, Xing Liang, Dimitrios Makris, Hongwei Wu
• Improving time dynamics simulation by sampling the error unitary — Raul Santos Sanhueza, Lana Mineh, Adrian Chapman
• Advancing Quantum Graph Neural Networks via Heat-Kernel Diffusion and Adaptive Residual Connections — Paul San Sebastian, Tilen Limback-Stokin, Kin Ian Lo, Theodor Iosif, Yidong Liao

Quantum Error Correction & Fault Tolerance

Poster presentations on Monday 20th April 17:00–18:30 (14 papers)

• Benchmarking Decoders for Qudit Error Correction — Eleanor Kneip, Dan Browne
• Mapping Rotated Surface Codes to 3×N railway — Arun John Moncy, Reza Dastbasteh, Josu Etxezarreta Martinez, Ruben Otxoa de Zuazola
• Addressable fault-tolerant universal quantum gate operations for high-rate lift-connected surface codes — Josias Old, Juval Bechar, Markus Müller, Sascha Heußen
• Transversal Clifford-Hierarchy Gates via Non-Abelian Surface Codes — Alison Warman, Sakura Schafer-Nameki
• Scalable decoding protocols for fast transversal logic in the surface code — Mark L. Turner, Earl T. Campbell, Ophelia Crawford, Neil I. Gillespie, Joan Camps
• Quantum synchronisation errors: An insertion-deletion equivalence and near-term error correction protocol — Lewis Bulled, Yingkai Ouyang
• RASCqL: Reaction-limited Architecture for SIMD Complex qLDPC Logic — Willers Yang, Jason Chadwick, Mariesa Teo, Joshua Viszlai, Fred Chong
• Quantum error correction via logical state purification — Chandrima Pushpan, Tanoy Kanti Konar, Aditi Sen De, Amit Kumar Pal
• Making Better Quality GKP Magic States by Error Correcting Cat and Fock States — Sharon David, Francesco Arzani, Jack Davis, Ulysse Chabaud
• Correcting quantum errors using a classical code and one additional qubit — Tenzan Araki, Joseph Goodwin, Zhenyu Cai
• A 2d×d×d Spacetime Volume Implementation of a Logical S Gate in the Surface Code — Yuga Hirai, Shota Ikari, Yosuke Ueno, Yasunari Suzuki
• Quant low-density lattice codes — Timo Hillmann, Jens Eisert, Francesco Arzani
• Demonstration of measurement-free universal fault-tolerant quantum computation — Robert Freund, Friederike Butt, Ivan Pogorelov, Alex Steiner, Marcel Meyer, Thomas Monz, Markus Müller
• A Bravyi-König theorem for Floquet codes based on conjugate stabiliser groups — Jelena Mackeprang, Jonas Helsen

Poster presentations on Tuesday 21st April 15:00–16:30 (14 papers)

• Quantum Error-Corrected Computation of Molecular Energies — Kentaro Yamamoto, Yuta Kikuchi, Natalie Brown, David Muñoz Ramo, David Amaro
• Bias-tailored Time-dynamic Bacon-Shor codes — Esha Swaroop, Fernando Pastawski, Joe Iverson
• Fair Baselines and True Thresholds for Bivariate Bicycle Codes — Tushar Pandey
• A matching decoder for bivariate bicycle codes — Kaavya Sahay, Dominic J. Williamson, Benjamin J. Brown
• Quantum origami: High-rate quantum memory with addressable logic on Quantinuum ion trap processors — Elijah Durso-Sabina, Esha Swaroop, Natalie Brown, David Stephen, Andrew Potter
• A memory-efficient, symbolic and exact simulator for quantum error correction — George Umbrarescu, David Amaro
• Entanglement boosting: low-volume and high-yield logical entanglement generation — Shinichi Sunami, Yutaka Hirano, Toshihide Hinokuma, Hayata Yamasaki
• Minimizing the Number of Code Switching Operations in Fault-Tolerant Quantum Circuits — Erik Weilandt, Tom Peham, Robert Wille
• Fault Tolerance by Construction: Synthesis and Optimisation for the Steane Code — Benjamin Rodatz, Boldizsár Poór, Aleks Kissinger
• Bayesian Optimization for Quantum Error-Correcting Code Discovery — Yihua Chengyu, Richard Meister, Conor Carty, Sheng-Ku Lin, Roberto Bondesan
• Quantum low-density lattice codes — Timo Hillmann, Jens Eisert, Francesco Arzani
• Decoding with alternating weighted graph sparsification for quantum low-density parity-check codes — Josu Etxezarreta Martinez, Reza Dastbasteh, Ruben Otxoa
• Magic state distillation with permutation-invariant codes and a two-qubit example — Yingkai Ouyang
• Algorithmic Impact of Near-Term Error Correction on Iterative Quantum Phase Estimation under Circuit-Level Noise — Leon C. Sander, Dustin Seboldt, Michael J. Hartmann

Quantum Simulation (Digital & Analog)

Poster presentations on Monday 20th April 17:00–18:30 (10 posters)

• Provably efficient quantum thermal state preparation via local driving — Dominik Hahn, S. A. Parameswaran, Benedikt Placke
• How an Equi-ensemble Description Systematically Outperforms the Weighted-ensemble Variational Quantum Eigensolver — Akilan Rajamani, Martin Beseda, Benjamin Lasorne, Bruno Senjean
• Probing dynamical freezing in programmable Rydberg atom arrays — Madhumita Sarkar, Ben Zindorf, Bhaskar Mukherjee, Sougato Bose, Roopayan Ghosh
• Beyond Born-Oppenheimer: Nonequilibrium Electron-Nuclear Dynamics on Quantum Computers — Arta Schellhorn, Juliane Heitkämper, Alejandro Somoza, Birger Horstmann
• Quantum-inspired classical simulation through randomized time evolution — Fredrik Hasselgren, Bálint Koczor
• Toward excited-state quantum dynamics with state-average orbital-optimized VQE — Bruno Senjean, Benjamin Lasorne, Saad Yalouz, Martin Beseda, Silvie Illesova
• Quantum Simulation with Gauge Symmetries: From Error Mitigation to Error Correction — Julius Mildenberger, Luca Spagnoli, Philipp Hauke, Alessandro Roggero
• Tensor Network Born Machines: Measurement-Driven Generative Model for Quantum Data — Mattia Robbiano, Stefano Mangini, Michele Grossi
• From Fermions to Qubits: A ZX-Calculus Perspective — Haytham McDowall-Rose, Razin Shaikh, Lia Yeh
• Semidefinite Programming Hierarchies for Quantum Spin Systems — Ali Almasi, Peter Brown, Dávid Bugár, Cambyse Rouzé

Poster presentations on Tuesday 21st April 15:00–16:30 (10 posters)

• Fast convergence of Majorana Propagation for weakly interacting fermions — Giorgio Facelli, Hamza Fawzi, Omar Fawzi
• First-Quantised Electron Scattering Simulations on Trapped-Ion Quantum Hardware — Chiara Leadbeater, Nathan Fitzpatrick, David Muñoz Ramo, Alex J. W. Thom
• Green’s function quantum impurity solvers on neutral‑atom arrays with realistic noise — Janik Kramer, Piero Naldesi, Andreas Kruckenhauser
• Randomised measurements of a disorder-induced entanglement transition in a neutral atom quantum processor — Oscar Scholin, Apollonas S. Matsoukas-Roubeas, Lucas Sá, Alexei Bylinskii, Andrew Daley, Dorian Gangloff
• Hermitian Matrix Product Operators on Quantum Computers — Naivasha Williams, Prof. Andrew Green
• Classical Simulation of Noiseless Quantum Dynamics without Randomness — Jue Xu, Chu Zhao, Xiangran Zhang, Shuchen Zhu, Qi Zhao, Presenting: Yue Wang
• Efficient Simulation of Sparse, Non-Local Fermion Models — Reinis Irmejs, Ignacio Cirac
• Probabilistic Computing Optimization of Complex Spin-Glass Topologies — Fredrik Hasselgren, Max Al-Hasso, Amy Searle, Joseph Tindall, Marko von der Leyen
• Distant Bell State via Measured Spin Chain Dynamics — Ralph Jason Costales, Sougato Bose
• Fault-tolerant resource estimation for ground-state preparation via Lindblad simulation — Marius Bothe, Nick Blunt

Theory of Near-Term Quantum Computing

Poster presentations on Monday 20th April 17:00–18:30 (4 posters)

• Variations learning on sparse graphs — Helene M. Lösl, Aydin Deger, Andrew J. Daley
• Optimal cutting of bosonic circuit — Shao-Hua Hu, Jun-Yi Wu, Ray-Kuang Lee
• Robust Classical Shadows via Shadow-Aware M-Estimation — Ethan Feldman
• The Trainer–Encoder Interaction Matrix: A Framework for Analysing Inductive Bias in Quantum Fourier Models — Kyle James Stuart Campbell, Luigi Del Debbio, Petros Wallden

Poster presentations on Tuesday 21st April 15:00–16:30 (4 posters)

• On the stability to noise of fermion to qubit mappings — Guillermo González García, Filippo Maria Gambetta, Raul A. Santos
• Stratified Sampling for Quasi-Probability Decompositions — Joshua Dai, Bálint Koczor
• Entanglement-assisted circuit knitting: distributed quantum computing using limited entanglement resources — Shao-Hua Hu, Po-Sung Liu, Jun-Yi Wu
• The Power of Lie-Algebraic Classical Simulation for Quantum Mean Values — Adelina Bärligea, Jakob S. Kottmann

Acknowledgements

Many thanks to Viet Tran (Johannes Kepler University Linz, Austria), Po-Wei Huang and Abhishek Rajput (University of Oxford) for their help in managing submissions and scheduling the scientific programme.