Posters

A high-throughput cryogenic probestation for quantum dot characterization

Toni Berger^1
1University of Basel

A Hybrid Superconducting-Semiconducting Quantum Dot in Planar Germanium

William Iain Leonard Lawrie^1
1Center for Quantum Devices, Niels Bohr Institute, University of Copenhagen, Denmark

Sparse 2d Spin Qubit Architecture with Favourable Compilation Overhead

Normann Michael Mertig^1
1Hitachi Cambridge Laboratory, Hitachi Europe Ltd.

The SpinBus Architecture: Scaling Spin Qubits with Electron Shuttling

Alexander Willmes^1
1JARA-FIT

Real-time two-axis control of spin qubits

Fabrizio Berritta^1
1Niels Bohr Institute, University of Copenhagen

Pulse Shaping and Composite Pulses for Single-Qubit Gates in SiGe

Patrick Bütler^1
1RIKEN, ²ETH Zurich

Towards optically addressable CMOS compatible spin qubits

Pim van den Berg^1
1University of Twente

Optimal Control of a SiGe-Quantum Bus for Coherent Electron Shuttling in Scalable Quantum Computing Architectures

Markus Kantner^1
1Weierstrass Institute for Applied Analysis and Stochastics (WIAS)

Site-controlled Ge hut wire-based multiple quantum dots with a charge sensor

Jin Leng^1
1University of Science and Technology of China (USTC).

Direct Bandgap All-Group IV System for Heavy-Hole EDSR

Nicolas Rotaru Rotaru^1
1École Polytechnique de Montréal

A tunable double quantum dot system in a silicon field-effect transistor

TSUNG-YEH YANG^1
1Hitachi Europe Ltd.

A 2x2 quantum dot array in silicon with tuneable pairwise interdot coupling

Wee Han Lim^1,2
1School of Electrical Engineering and Telecommunications, University of New South Wales, NSW 2052, Sydney, NSW, Australia, ²Diraq, Sydney, NSW, Australia

Hamiltonian Phase Error in Resonantly Driven CNOT Gate Above the Fault-Tolerant Threshold

Wu Yi-Hsien^1,2
1National Taiwan University, ²RIKEN Center for Emergent Condensed Matter Science

Resistive interconnects for silicon spin qubits

Christopher David White^1
1Joint Center for Quantum Information and Computer Science, NIST/University of Maryland

Single-electron occupation in quantum dot arrays at selectable plunger gate voltage

Marcel Meyer^1
1QuTech - Delft University of Technology

Simulating a dynamical quantum phase transition in a silicon spin qubit array

Irene Fernandez de Fuentes^1
1QuTech and the Kavli Institute of Nanoscience, Delft University of Technology, 2600 GA Delft, The Netherlands

Quantum sensing using Pauli spin blockade via deep impurity levels in Si up to room temperature

Yoshisuke Ban^1
1RIKEN

Charge-induced energy shift of a single spin qubit under magnetic-field gradient

Takashi Kobayashi^1
1RIKEN Center for Quantum Computing

Efficient workflows for technology computer-aided design of spin qubits in gated double quantum dots

Felix Beaudoin^1
1Nanoacademic Technologies Inc. Montréal, Québec, Canada

Probing two-qubit capacitive interactions beyond bilinear regime using dual Hamiltonian parameter estimation

Jonginn Yun^1
1Seoul National University

Enhancing coherent control of electron spin qubits via readout error mitigation

Hanseo Sohn^1
1Seoul National University

Atomic Precision Engineering of Electron and Nuclear Spin Qubits in Isotopically Purified ²⁸Si

A F M Saiful Haque Misha^1,2,3
1Silicon Quantum Computing Pty. Ltd., UNSW Sydney, 2052, Australia, ²Centre of Excellence for Quantum Computation and Communication Technology, Sydney, Australia, ³University of New South Wales, Sydney, Australia

RF Power Optimization for Charge Noise Characterization of a Silicon Quantum Dot

Yuto Arakawa^1
1Tokyo Institute of Technology

Withdrawn

Single spin qubit geometric gate in a ²⁸Si-MOS quantum dot

RongLong Ma^1
1Univ. Sci. Technol. China

Two-electron spectrum and two-spin relaxation in a Si quantum dot

Xuedong Hu^1
1University at Buffalo

Modeling the electronic structure of jellybean quantum dots with >100 electrons

MengKe Feng^1
1University of New South Wales

Composite gates for a continue set of two-qubit gates

Hai-Ou LI^1
1University of Science and Technology of China

Many-electron tunnelling in polysilicon-gated quantum dots using industrial manufacturing

Mario Simoni^1,2
1University of Twente, ²Politecnico di Torino

Enhancing two-qubit fidelities in silicon using Gate Set Tomography

Paul Steinacker^1
1UNSW

Microwave-dressed spin qubits in silicon using a global field

Ensar Vahapoglu^1,2
1UNSW Sydney, ²Diraq Pty Ltd

A SWAP Gate for Spin Qubits in Silicon

Ming Ni^1
1University of Science and Technology of China

Withdrawn

Identifying Pauli spin blockade using deep learning

Jonas Schuff^1
1University of Oxford

Anisotropy of single spin qubit in Si-MOS quantum dot

NING CHU^1
1University of science and technology of China

Additional High-Pressure Hydrogen Annealing Reducing Low-Frequency Noise in Cryogenic MOS Devices

Shunsuke Shitakata^1,2
1National Institute of Advanced Industrial Science and Technology, ²Keio Univ.

A scalable FDSOI spin qubits platform for quantum computing applications

Heimanu Niebojewski^1
1CEA-Leti

Si/SiGe spin qubits manufactured with industrial techniques

Thomas Koch^1
1Karlsruhe Institute of Technology (KIT)

Enhancing the microfabrication of prototype SiMOS device stocks.

Leon Luo^1
1The University of New South Wales, Sydney, New South Wales, Australia

Scanning NV magnetometry of focused-electron-beam-grown cobalt nanomagnets for spin qubit control

Liza Zaper^1,2
1University of Basel, ²Qnami AG

Towards Deterministic Doping of few-dopant quantum devices

James Hugh Gervase Owen^1
1Zyvex Labs

Si & Ge heterostructures for quantum dot spin qubits

Davide Degli Esposti^1
1QuTech/TU Delft

Coupling conduction-band valleys in modulated Si/SiGe heterostructures via shear strain

Benjamin David Woods^1
1University of Wisconsin-Madison

Magnetic Dipolar Coupling in Silicon-Based Multi-Nuclear Spin Registers

Ian Daniel Thorvaldson^1,2
1Silicon Quantum Computing Pty. Ltd., ²Centre of Excellence for Quantum Computation and Communication Technology

Understanding transport through many-body states of dopant arrays and jelly-bean quantum dots

Garnett W Bryant^1,2
1National Institute of Standards and Technology, ²University of Maryland

Capturing valley, orbital and spin characteristics in dopants in Group IV semiconductors using tight-binding

Abu Mohammad Saffat-Ee Huq^1,2
1School of Physics, University of New South Wales, ²Silicon Quantum Computing

Quantum-enhanced machine learning using phosphorus-doped silicon quantum dots

Samuel Arthur Sutherland^1,2,3,4
1Silicon Quantum Computing, ²University of New South Wales, ³Sydney Quantum Academy, ⁴ Centre of Excellence for Quantum Computation and Communication Technology

Nagaoka ferromagnetism in 3x3 dopant arrays and beyond, a simple test case for solid-state quantum simulators

Yan Li^1,2
1University of Maryland, ²National Institute of Standards and Technology

Improved placement precision of donor spin qubits in silicon using molecule ion implantation

Danielle Holmes^1
1UNSW Sydney

Ultrafast Switch Spin Qubit-Microwave Photon Coupling via Spin Valve

Fangge Li^1
1CAS Key Laboratory of Quantum Information, University of Science and Technology of China

Purcell enhanced single T centres in silicon nanophotonic cavities

Camille Bowness^1,2
1Simon Fraser University, ²Photonic Inc

On-chip high kinetic inductance film LC filters modeled with a distributed scattering circuit

Yongqiang Xu^1
1University of Science and Technology of China

A Tunable Spin-Photon Coupler for Quantum State Transfer

Ranran Cai^1
1University of Science and Technology of China

Gate reflectometry measurements on industrial CMOS devices using superconducting spiral inductors

Joffrey Rivard^1
1Université de Sherbrooke

Capacitive crosstalk in gate-based dispersive sensing of spin qubits

Eoin Gerard Kelly^1
1IBM Research Europe - Zurich

Dispersive cascade readout of spins

Ross Cho Chun Leon^1
1Quantum Motion

Gate-Dispersive Readout of a Ge/Si Core-Shell Nanowire Quantum Dot at Perfect Impedance Matching

Rafael Sebastian Eggli^1
1University of Basel, Switzerland

Gate-based readout on planar MOS devices

Frederic Xeno Schlattner^1,2
1University College London, ²Quantum Motion

High-fidelity sub-microsecond single-shot electron spin readout above 3.5 K

Helen Geng^1,2
1UNSW, ²Silicon Quantum Computing

Improved Single-Shot Qubit Readout Using Twin RF-SET Charge Correlations

Santiago Serrano^1
1School of Electrical Engineering and Telecommunications, The University of New South Wales, Sydney, NSW 2052, Australia

Single-layer-gate defined quantum dots in Ge-SiGe heterostructures

Mukhlasur Tanvir^1,2
1ECE, University of British Columbia, Canada, ²SBQMI, University of British Columbia, Canada

Towards quantum computing with hole spin qubits

Patrick Harvey-Collard^1
1IBM Research Europe - Zurich, Switzerland

Acceptor-based qubit in silicon with tunable strain

Peihao Huang^1
1Southern University of Science and Technology

Phase driving hole spin qubits in a silicon fin field-effect transistor

Simon Geyer^1
1University of Basel

Spin driving and few-hole operation of a planar silicon double quantum dot in a 300 mm CMOS process

Isaac Vorreiter^1
1University of New South Wales

Coupling of hole double quantum dots in planar germanium to microwave cavity

Zonghu Li^1
1University of Science and Technology of China

High-performance Silicon-based Quantum Converter between Microwave and Optical Photons

Mohammad Khalifa^1,2
1Department of Electrical and Computer Engineering, University of British Columbia, ²Stewart Blusson Quantum Matter Institute, University of British Columbia

Rolling qubits like dice

Henry Yang^1,2
1UNSW Sydney, ²Diraq

Characterizing non-Markovian Quantum Processes by Fast Bayesian Tomography

Rocky Yue Su^1
1University of New South Wales, Sydney

Millikelvin CryoCMOS Control of Silicon Qubits

Samuel K Bartee^1
1University of Sydney

Co-Simulation and Optimization of Semiconductor Spin Qubits with Cryogenic Integrated Electronics

Lammert Duipmans^1
1Central Institute of Engineering, Electronics and Analytics – Electronic Systems (ZEA-2), Forschungszentrum Jülich GmbH

Hierarchical Cryogenic Control System for 128-Shuttling-Qubit Si Quantum Computer

Yusuke Kanno^1
1Hitachi Ltd.

Measurement of classical electronics heating a local quantum dot thermometer in silicon

Mathieu de Kruijf^1,2
1Quantum Motion, 9 Sterling Way, London, N7 9HJ, United Kingdom, ²London Centre for Nanotechnology, University College London, 17-19 Gordon Street, London WC1H 0AH, United Kingdom

Withdrawn

CMOS on-chip thermometry at deep cryogenic temperatures

Thomas Hugh Swift^1,2
1University College London, ²Quantum Motion

Coherent control of a 4 singlet-triplet-qubit quantum processor in a germanium quantum dot ladder

Xin Zhang^1
1QuTech and Kavli Institute of Nanoscience, Delft University of Technology, 2600 GA Delft, The Netherlands

3D architecture for high-density silicon qubits by vertically stacked layers and common electrodes

Daiki Futagi^1
1IIS, The Univ of Tokyo.

A 2x2 Quantum Processor in ²⁸Si/SiGe

Florian Unseld^1
1QuTech and the Kavli Institute of Nanoscience, Delft University of Technology

Towards a Scalable Semiconductor Quantum Computing

Hideaki Yuta^1
1SANKEN, Osaka University

Scaling Si/SiGe Quantum Dots to a 2D Array with Controllable Interdot Tunnel Couplings

Ning Wang^1
1University of Science and Technology of China, China

Cryogenic Electronics for Advanced Spin Qubit Experiments

Fabio Ansaloni^1
1Quantum Machines

Photocurrent imaging for efficient initialization of electron spins in silicon

Hassan Jamal Latief^1
1Centre of Excellence for Quantum Computation and Communication Technology

Stable floating-gate control of Si qubit devices with cryoCMOS circuits

Ruoyu Li^1
1Imec, Leuven, Belgium

Si/SiGe QuBus for single electron information-processing with memory and micron-scale connectivity

Ran Xue^1
1JARA-FIT Institute for Quantum Information, Forschungszentrum Jülich GmbH and RWTH Aachen University, Aachen Germany

Exciton transport in a 2x4 Ge quantum dot ladder device

Daniel Jirovec^1
1QuTech and Kavli Institute of Nanoscience, Delft University of Technology, 2600 GA Delft, The Netherlands

Feasibility of implementing surface and Bacon-Shor codes with two different spin qubit encodings

Chien-Yuan Chang^1,2
1RIKEN Center for Quantum Computing, ²National Tsing Hua University

Withdrawn

High-speed and low-variability operation of silicon spin qubits employing buried nanomagnets

Shota Iizuka^1
1National Institute of Advanced Industrial Science and Technology (AIST)

Simulations of 1/f charge and spin splitting noise in Si/SiGe quantum dots

Marcin Kepa^1,2
1Center for Quantum Devices, Niels Bohr Institute, ²Institute of Physics, Polish Academy of Sciences

Ambipolar operation for electron sensing towards scalable Si quantum dot array

Noriyuki Lee^1
1Hitachi, Ltd.

Common Mode Control of Confinement in FDX22 Quantum Dots - Simulation Results and Experimental Validation

Andrii Sokolov^1
1Equal1 Laboratories Ireland

High-fidelity and robust multi-qubit quantum gates for quantum-dot spin qubits in silicon

Hsi-Sheng GOAN^1
1National Taiwan University

Towards quantum simulation of spin wave modes in quantum dot arrays

Tzu-Kan Hsiao^1
1National Tsing Hua University, Taiwan

Towards mediated exchange in silicon

Sofia Marjatta Patomäki^1,2
1University College London, ²Quantum Motion Technologies

Scaling out of the plane: Controlling quantum dots in a Ge/SiGe double quantum well

Hanifa Tidjani^1
1QuTech and Kavli Institute of Nanoscience, Delft University of Technology

Active suppression of low-frequency exchange noise in controlled-phase gate for Si/SiGe spin qubits

Takashi Nakajima^1
1RIKEN

Characterization of a Flip-Chip Interposer through Photon-Assisted Tunneling in a Double Quantum Dot

Ik Kyeong Jin^1
1RIKEN Center for Emergent Condensed Matter Science, Wako, Japan

Nuclear spin noise in ^natSi/SiGe spin qubits

Juan Sebastian Rojas-Arias^1
1RIKEN, RQC

Robust, high fidelity CZ gates in quantum dot-resonator architectures via sideband transition

Guangzhao Yang^1
1School of Physical and Mathematical Sciences, Nanyang Technological University

Fabrication of Si/SiGe quantum dot spin qubit device and its electric control

Jaemin Park^1
1Seoul National University

Investigation of exchange coupling between next-nearest neighbor ²⁸Si/SiGe spin qubits

Hyeongyu Jang^1
1Seoul National University

Five and three quantum dot systems as apparatuses for measuring energy-levels

Tetsufumi Tanamoto^1
1Teikyo Univ

Exchange control in MOS quantum dots made on a 300mm process measured using an RF electron cascade

Jacob Francis Chittock-Wood^1,2
1University College London, ²Quantum Motion

Control of threshold voltages in Si/SiGe quantum devices via optical illumination

Michael Wolfe^1
1Department of Physics, University of Wisconsin-Madison, Madison, WI, 53706, USA

Investigating a 300 mm silicon quantum dots platform for scalable quantum information processing

Claude Rohrbacher^1,2
1Université de Sherbrooke, ²Institut Quantique

The Quantum Admittance of the Single-Electron Box

Giovanni Oakes^1,2
1University of Cambridge, ²Quantum Motion Technology

Consistency of high-fidelity two-qubit operations in silicon.

Tuomo Ilmari Tanttu^1,2
1University of New South Wales, Australia, ²Diraq, Sydney, Australia

Classifying interdot tunneling in double quantum dots by excited-state spectroscopy

Yuan Kang^1
1University of Science and Technology of China

Gate-biased illumination enables low voltage operation of Si/SiGe quantum dot devices

Jared Benson^1
1University of Wisconsin-Madison

Spatio-temporal correlations of noise in MOS spin qubits

Amanda Seedhouse^1,2
1UNSW Sydney, ²Diraq

Two-qubit operation of synchronously driven spin qubits in a global field

Ingvild Hansen^1,2
1The University of New South Wales, Sydney, NSW 2052, Australia, ²Diraq, Sydney, NSW 2052, Australia

Quantum dot auto-tuning with neural networks: from simulation to real-world experiment

Dominique Drouin^1,2,3
13IT, ²LN2, ³IQ

Principled approach to automatically annotating experimental data

Justyna Zwolak^1,2
1National Institute of Standards and Technology, ²University of Maryland

Quantum dot device screening at 1.2K

Tyler Kovach^1
1University of Wisconsin Madison

Understanding the Physical Origin Limiting the Performance of Cryogenic MOSFETs: Critical Role of MOS Interface

Hiroshi Oka^1
1AIST

The variability of CMOS electron spin qubits

Jesus David Cifuentes^1,2
1University of New South Wales, Sydney, NSW, Australia., ²Diraq, Sydney, NSW, Australia.

Gate Electrode Induced Strain Modulations in Silicon Quantum Wells

Marvin Hartwig Zoellner^1
1IHP Leibniz-Institut für innovative Mikroelektronik, Germany

Design investigations of devices and circuits for reflectometry-based defect assessment in Si quantum platforms

Keito Masuda^1
1Nagoya University, Japan

Fabricating a many quantum dot device for atomic force microscopy electric charge detection

Kieran Jack Spruce^1
1University College London

3D fabrication of Si:P devices using STM hydrogen resist lithography for scalable fault tolerant quantum computing.

Mitchell Kiczynski^1,2
1University of New South Wales, ²Silicon quantum computing Pty Ltd

Germanium wafers for strained quantum wells with low disorder

Lucas Stehouwer^1
1QuTech

Defect engineering for interface control of Si-qubit integrated layers

Satoru Miyamoto^1
1Nagoya University

Experimental methods to implement shear strain to enhance valley splitting in Wiggle Wells

Emily Saige Joseph^1
1University of Wisconsin-Madison

Scanning tunneling microscopy of buried dopants in silicon: images and their uncertainties

Michal Zielinski^1
1Nicolaus Copernicus University

Moving Beyond Single Donor Placement for Silicon Quantum Devices

Jonathan Wyrick^1
1NIST

Atomic engineering of molecular qubits for high-speed, high fidelity single qubit gates

Michael Thornbury Jones^1,2
1Silicon Quantum Computing, UNSW Sydney, 2052, NSW, Australia, ²Centre of Excellence for Quantum Computation and Communication Technology, School of Physics, UNSW Sydney, 2052, NSW, Australia

Synchrotron radiation as a fabrication and characterisation tool for atomic-scale dopant devices

Neil J Curson^1
1London Centre for Nanotechnology, UCL

Beyond nearest-neighbour spin coupling of donor qubits in silicon

Mushita Masud Munia^1,2
1University of New South Wales, ²Silicon Quantum Computing Pty Ltd

Circuit Quantum Electrodynamics with Atomically Precise Qubits

Ashutosh Mukund Bhudia^1
1ARC Centre of Excellence for Quantum Computation and Communication Technology, School of Physics, UNSW Sydney, 2052, Australia

Unifying Admittance and Susceptibility in Quantum Dot Circuit QED

Lorenzo Peri^1,2
1Quantum Motion, ²University of Cambridge

Methods for spin-photon coupling in silicon quantum dots with intrinsic spin-orbit effect

Kevin Guo^1
1University of New South Wales

Coupling between a Si/SiGe triple quantum dot and microwave resonator

Gang Cao^1
1University of Science and Technology of China

Pulsed electron spin resonance protocols for storing microwave quantum states

Patricia Oehrl^1,2
1Walther-Meissner-Institute, ²Technical University of Munich

Fast quasi-adiabatic detuning pulse for high-fidelity spin-to-charge conversion

Bill Coish^1
1Department of Physics, McGill University, Montreal, QC, Canada

Optimization of silicon MOS architecture for self-referenced quantum current standard

Ajit Dash^1
1School of Electrical Engineering and Telecommunications, University of New South Wales, Sydney, NSW 2052, Australia

High-fidelity dispersive spin readout in a scalable unit cell of silicon quantum dots

Constance Lainé^1,2
1University College London, ²Quantum Motion

Towards an electro-optical readout for donor spin qubits in silicon-on-insulator substrates

Antti Johannes Kanniainen^1
1University of Jyväskylä

Magnetic Field and Temperature Resilient Amplification and Noise Squeezing

Arjen Vaartjes^1
1University of New South Wales

Advances in Dispersive Readout Methods for Spin Qubits

Dario Denora^1,2
1UNSW, ²ETH Zurich

Variability of Hole Spin Qubits in Germanium: Origin, Quantification and Implications

Biel Martinez^1
1Université Grenoble Alpes, CEA-LETI

High-mobility, low-percolation density Ge/SiGe heterostructure for hole spin qubits applications

Leonardo Massai^1
1IBM Research Europe

A depletion mode spin qubit in planar Ge at low magnetic fields

Jaime Saez-Mollejo^1
1ISTA, Klosterneuburg, Austria

Interplay of Landau-Zener Interference and Electric Dipole Spin Resonance in Silicon Hole Qubits

Sayyid Irsyadul Ibad^1
1Tokyo Institute of Technology

Magnetic field dependence of Pauli spin blockade in Planar Germanium

YuChen Zhou^1
1Univ. Sci. Technol. China

Generation of realistic strain profile by atomistic simulation and its effect on the EDSR rate of hole spin qubits

Pratik Chowdhury^1
1University of New South Wales (UNSW)

Hole spin qubit in an asymmetric quantum dot

Yun-Pil Shim^1
1University of Texas at El Paso

Withdrawn

Creating a Simple and Affordable Quantum Demonstrator for Public Engagement

Nard Dumoulin Stuyck^1,2
1UNSW, ²Diraq

Withdrawn

Cryogenic CMOS for Local Qubit Control and Readout - A Path to Scaling

Patrick Vliex^1
1Central Institute of Engineering, Electronics and Analytics – Electronic Systems (ZEA-2), Forschungszentrum Jülich GmbH

A cryogenic packaging technique using a flip-chip Si-interposer toward a large-scale qubit implementation

Misato Taguchi^1
1Kobe Univ.

Advanced spin-qubit control and readout with full-stack electronics

Tahereh Niknejad^1
1Qblox

Proposal of a microwave signal evaluation method for high-fidelity cryogenic control

Ryutaro Matsuoka^1
1Tokyo Institute of Technology

Withdrawn

Coupling superconducting flux qubits to impurities in silicon

Michael Stern^1
1Bar Ilan University

Development of silicon spin qubit back-end for Quantum Inspire

Nodar Samkharadze^1,2
1Qutech Advanced Research Center, ²TNO

Fabrication and characterization of multiple qubit devices

Akito Noiri^1
1Riken

Qubits on the move: exploration of a 10-quantum dot array

Valentin John^1
1QuTech and Kavli Institute of Nanoscience, Delft University of Technology, The Netherlands

A computing architecture using shutting-qubit for a Si qubit array

Tomonori Sekiguchi^1
1Hitachi, Ltd.