By Associate Professor Arne Laucht

Preprints

Dash A; Tripathi SP; Georgakopoulos D; Feng M; Yianni S; Vahapoglu E; Rahman MM; Bonen S; Brace O; Huang JY; Lim WH; Chan KW; Gilbert W; Laucht A; Morello A; Saraiva A; Escott CC; Voinigescu SP; Dzurak AS; Tanttu T, 2025, Scalable quantum current source on commercial CMOS process technology, http://dx.doi.org/10.48550/arxiv.2506.15956

Stemp HG; Blankenstein MRV; Asaad S; Mądzik MT; Joecker B; Firgau HR; Laucht A; Hudson FE; Dzurak AS; Itoh KM; Jakob AM; Johnson BC; Jamieson DN; Morello A, 2025, Scalable entanglement of nuclear spins mediated by electron exchange, http://arxiv.org/abs/2503.06872v1

Mai PY; Pereira PH; Alonso LA; Leon RCC; Yang CH; Hwang JCC; Dunmore D; Lemyre JC; Tanttu T; Huang W; Chan KW; Tan KY; Cifuentes JD; Hudson FE; Itoh KM; Laucht A; Pioro-Ladrière M; Escott CC; Feng M; Souza RDME; Dzurak A; Saraiva A, 2025, Enhancement of Electric Drive in Silicon Quantum Dots with Electric Quadrupole Spin Resonance, http://arxiv.org/abs/2502.01040v2

Lim WH; Tanttu T; Youn T; Huang JY; Serrano S; Dickie A; Yianni S; Hudson FE; Escott CC; Yang CH; Laucht A; Saraiva A; Chan KW; Cifuentes JD; Dzurak AS, 2024, A 2x2 quantum dot array in silicon with fully tuneable pairwise interdot coupling, http://arxiv.org/abs/2411.13882v2

Steinacker P; Stuyck ND; Lim WH; Tanttu T; Feng M; Nickl A; Serrano S; Candido M; Cifuentes JD; Hudson FE; Chan KW; Kubicek S; Jussot J; Canvel Y; Beyne S; Shimura Y; Loo R; Godfrin C; Raes B; Baudot S; Wan D; Laucht A; Yang CH; Saraiva A; Escott CC; Greve KD; Dzurak AS, 2024, A 300 mm foundry silicon spin qubit unit cell exceeding 99% fidelity in all operations, http://arxiv.org/abs/2410.15590v2

Steinacker P; Tanttu T; Lim WH; Stuyck ND; Feng M; Serrano S; Vahapoglu E; Su RY; Huang JY; Jones C; Itoh KM; Hudson FE; Escott CC; Morello A; Saraiva A; Yang CH; Dzurak AS; Laucht A, 2024, Violating Bell's inequality in gate-defined quantum dots, http://arxiv.org/abs/2407.15778v2

Bartee SK; Gilbert W; Zuo K; Das K; Tanttu T; Yang CH; Stuyck ND; Pauka SJ; Su RY; Lim WH; Serrano S; Escott CC; Hudson FE; Itoh KM; Laucht A; Dzurak AS; Reilly DJ, 2024, Spin Qubits with Scalable milli-kelvin CMOS Control, http://dx.doi.org/10.48550/arxiv.2407.15151

Day T; Isarov M; Pappas WJ; Johnson BC; Abe H; Ohshima T; McCamey DR; Laucht A; Pla JJ, 2024, A Room-Temperature Solid-State Maser Amplifier, http://dx.doi.org/10.1103/PhysRevX.14.041066

Adambukulam C; Scott JA; Lim SQ; Aharonovich I; Morello A; Laucht A, 2024, Coherent all-optical control of a solid-state spin via a double $\Lambda$-system, http://dx.doi.org/10.48550/arxiv.2402.00244

Hansen I; Seedhouse AE; Serrano S; Nickl A; Feng M; Huang JY; Tanttu T; Stuyck ND; Lim WH; Hudson FE; Itoh KM; Saraiva A; Laucht A; Dzurak AS; Yang CH, 2023, Entangling gates on degenerate spin qubits dressed by a global field, http://dx.doi.org/10.1038/s41467-024-52010-4

Stemp HG; Asaad S; van Blankenstein MR; Vaartjes A; Johnson MAI; Mądzik MT; Heskes AJA; Firgau HR; Su RY; Yang CH; Laucht A; Ostrove CI; Rudinger KM; Young K; Blume-Kohout R; Hudson FE; Dzurak AS; Itoh KM; Jakob AM; Johnson BC; Jamieson DN; Morello A, 2023, Tomography of entangling two-qubit logic operations in exchange-coupled donor electron spin qubits, http://dx.doi.org/10.48550/arxiv.2309.15463

Karim A; Vallabhapurapu HH; Adambukulam C; Laucht A; Russo SP; Peruzzo A, 2023, All-electron $\mathrm{\textit{ab-initio}}$ hyperfine coupling of Si-, Ge- and Sn-vacancy defects in diamond, http://dx.doi.org/10.48550/arxiv.2309.13913

Stuyck ND; Seedhouse AE; Serrano S; Tanttu T; Gilbert W; Huang JY; Hudson F; Itoh KM; Laucht A; Lim WH; Yang CH; Saraiva A; Dzurak AS, 2023, Real-time feedback protocols for optimizing fault-tolerant two-qubit gate fidelities in a silicon spin system, http://dx.doi.org/10.1063/5.0179958

Seedhouse AE; Stuyck ND; Serrano S; Tanttu T; Gilbert W; Huang JY; Hudson FE; Itoh KM; Laucht A; Lim WH; Yang CH; Dzurak AS; Saraiva A, 2023, Wavelet correlation noise analysis for qubit operation variable time series, http://dx.doi.org/10.1038/s41598-024-79553-2

Adambukulam C; Johnson BC; Morello A; Laucht A, 2023, Hyperfine spectroscopy and fast, all-optical arbitrary state initialization and readout of a single, ten-level ${}^{73}$Ge vacancy nuclear spin qudit in diamond, http://dx.doi.org/10.1103/PhysRevLett.132.060603

Cifuentes JD; Tanttu T; Steinacker P; Serrano S; Hansen I; Slack-Smith JP; Gilbert W; Huang JY; Vahapoglu E; Leon RCC; Stuyck ND; Itoh K; Abrosimov N; Pohl H-J; Thewalt M; Laucht A; Yang CH; Escott CC; Hudson FE; Lim WH; Rahman R; Dzurak AS; Saraiva A, 2023, Impact of electrostatic crosstalk on spin qubits in dense CMOS quantum dot arrays, http://dx.doi.org/10.1103/PhysRevB.110.125414

Huang JY; Su RY; Lim WH; Feng M; Straaten BV; Severin B; Gilbert W; Stuyck ND; Tanttu T; Serrano S; Cifuentes JD; Hansen I; Seedhouse AE; Vahapoglu E; Abrosimov NV; Pohl H-J; Thewalt MLW; Hudson FE; Escott CC; Ares N; Bartlett SD; Morello A; Saraiva A; Laucht A; Dzurak AS; Yang CH, 2023, High-fidelity operation and algorithmic initialisation of spin qubits above one kelvin, http://dx.doi.org/10.1038/s41586-024-07160-2

Su RY; Huang JY; Stuyck ND; Feng MK; Gilbert W; Evans TJ; Lim WH; Hudson FE; Chan KW; Huang W; Itoh KM; Harper R; Bartlett SD; Yang CH; Laucht A; Saraiva A; Tanttu T; Dzurak AS, 2023, Characterizing non-Markovian Quantum Process by Fast Bayesian Tomography, http://arxiv.org/abs/2307.12452v2

Serrano S; Feng M; Lim WH; Seedhouse AE; Tanttu T; Gilbert W; Escott CC; Abrosimov NV; Pohl H-J; Thewalt MLW; Hudson FE; Saraiva A; Dzurak AS; Laucht A, 2023, Improved Single-Shot Qubit Readout Using Twin RF-SET Charge Correlations, http://dx.doi.org/10.1103/PRXQuantum.5.010301

Cifuentes JD; Tanttu T; Gilbert W; Huang JY; Vahapoglu E; Leon RCC; Serrano S; Otter D; Dunmore D; Mai PY; Schlattner F; Feng M; Itoh K; Abrosimov N; Pohl H-J; Thewalt M; Laucht A; Yang CH; Escott CC; Lim WH; Hudson FE; Rahman R; Dzurak AS; Saraiva A, 2023, Bounds to electron spin qubit variability for scalable CMOS architectures, http://dx.doi.org/10.1038/s41467-024-48557-x

Tanttu T; Lim WH; Huang JY; Stuyck ND; Gilbert W; Su RY; Feng M; Cifuentes JD; Seedhouse AE; Seritan SK; Ostrove CI; Rudinger KM; Leon RCC; Huang W; Escott CC; Itoh KM; Abrosimov NV; Pohl H-J; Thewalt MLW; Hudson FE; Blume-Kohout R; Bartlett SD; Morello A; Laucht A; Yang CH; Saraiva A; Dzurak AS, 2023, Assessment of error variation in high-fidelity two-qubit gates in silicon, http://dx.doi.org/10.1038/s41567-024-02614-w

Al-Juboori A; Zeng HZJ; Nguyen MAP; Ai X; Laucht A; Solntsev A; Toth M; Malaney R; Aharonovich I, 2023, Quantum Key Distribution Using a Quantum Emitter in Hexagonal Boron Nitride, http://arxiv.org/abs/2302.06212v2

Hendriks J; Gilardoni CM; Adambukulam C; Laucht A; van der Wal CH, 2022, Coherent spin dynamics of hyperfine-coupled vanadium impurities in silicon carbide, http://dx.doi.org/10.48550/arxiv.2210.09942

Vallabhapurapu HH; Hansen I; Adambukulam C; Stohr R; Denisenko A; Yang CH; Laucht A, 2022, High Fidelity Control of a Nitrogen-Vacancy Spin Qubit at Room Temperature using the SMART Protocol, http://dx.doi.org/10.1103/PhysRevA.108.022606

Wang Z; Feng M; Serrano S; Gilbert W; Leon RCC; Tanttu T; Mai P; Liang D; Huang JY; Su Y; Lim WH; Hudson FE; Escott CC; Morello A; Yang CH; Dzurak AS; Saraiva A; Laucht A, 2022, Jellybean quantum dots in silicon for qubit coupling and on-chip quantum chemistry, http://dx.doi.org/10.1002/adma.202208557

Feng M; Yoneda J; Huang W; Su Y; Tanttu T; Yang CH; Cifuentes JD; Chan KW; Gilbert W; Leon RCC; Hudson FE; Itoh KM; Laucht A; Dzurak AS; Saraiva A, 2022, Control of dephasing in spin qubits during coherent transport in silicon, http://dx.doi.org/10.1103/PhysRevB.107.085427

Vallabhapurapu HH; Adambukulam C; Saraiva A; Laucht A, 2022, Indirect control of the 29SiV- nuclear spin in diamond, http://dx.doi.org/10.48550/arxiv.2203.10283

Heinrich AJ; Oliver WD; Vandersypen L; Ardavan A; Sessoli R; Loss D; Jayich AB; Fernandez-Rossier J; Laucht A; Morello A, 2022, Quantum-Coherent Nanoscience, http://dx.doi.org/10.1038/s41565-021-00994-1

Zeng HZJ; Ngyuen MAP; Ai X; Bennet A; Solnstev A; Laucht A; Al-Juboori A; Toth M; Mildren R; Malaney R; Aharonovich I, 2022, Integrated Room Temperature Single Photon Source for Quantum Key Distribution, http://dx.doi.org/10.48550/arxiv.2201.11882

Gilbert W; Tanttu T; Lim WH; Feng M; Huang JY; Cifuentes JD; Serrano S; Mai PY; Leon RCC; Escott CC; Itoh KM; Abrosimov NV; Pohl H-J; Thewalt MLW; Hudson FE; Morello A; Laucht A; Yang CH; Saraiva A; Dzurak AS, 2022, On-demand electrical control of spin qubits, http://dx.doi.org/10.1038/s41565-022-01280-4

Dzurak AS; Epps J; Laucht A; Malaney R; Morello A; Nurdin HI; Pla JJ; Saraiva A; Yang CH, 2021, Development of an Undergraduate Quantum Engineering Degree, http://dx.doi.org/10.1109/TQE.2022.3157338

Yang Y; Vallabhapurapu HH; Sewani VK; Isarov M; Firgau HR; Adambukulam C; Johnson BC; Pla JJ; Laucht A, 2021, Observing hyperfine interactions of NV centers in diamond in an advanced quantum teaching lab, http://dx.doi.org/10.1119/5.0075519

Parker DJ; Savytskyi M; Vine W; Laucht A; Duty T; Morello A; Grimsmo AL; Pla JJ, 2021, A near-ideal degenerate parametric amplifier, http://dx.doi.org/10.1103/PhysRevApplied.17.034064

Hansen I; Seedhouse AE; Chan KW; Hudson F; Itoh KM; Laucht A; Saraiva A; Yang CH; Dzurak AS, 2021, Implementation of the SMART protocol for global qubit control in silicon, http://dx.doi.org/10.1063/5.0096467

Seedhouse AE; Hansen I; Laucht A; Yang CH; Dzurak AS; Saraiva A, 2021, Quantum Computation Protocol for Dressed Spins in a Global Field, http://dx.doi.org/10.1103/PhysRevB.104.235411

Hansen I; Seedhouse AE; Saraiva A; Laucht A; Dzurak AS; Yang CH, 2021, The SMART protocol -- Pulse engineering of a global field for robust and universal quantum computation, http://dx.doi.org/10.1103/PhysRevA.104.062415

Vahapoglu E; Slack-Smith JP; Leon RCC; Lim WH; Hudson FE; Day T; Cifuentes JD; Tanttu T; Yang CH; Saraiva A; Abrosimov NV; Pohl H-J; Thewalt MLW; Laucht A; Dzurak AS; Pla JJ, 2021, Coherent control of electron spin qubits in silicon using a global field, http://dx.doi.org/10.48550/arxiv.2107.14622

Saraiva A; Lim WH; Yang CH; Escott CC; Laucht A; Dzurak AS, 2021, Materials for Silicon Quantum Dots and their Impact on Electron Spin Qubits, http://arxiv.org/abs/2107.13664v2

Mądzik MT; Asaad S; Youssry A; Joecker B; Rudinger KM; Nielsen E; Young KC; Proctor TJ; Baczewski AD; Laucht A; Schmitt V; Hudson FE; Itoh KM; Jakob AM; Johnson BC; Jamieson DN; Dzurak AS; Ferrie C; Blume-Kohout R; Morello A, 2021, Precision tomography of a three-qubit donor quantum processor in silicon, http://dx.doi.org/10.1038/s41586-021-04292-7

Wang Z; Li L; Leon RCC; Yang J; Shi J; Laan TVD; Usman M, 2021, Improving Semiconductor Device Modeling for Electronic Design Automation by Machine Learning Techniques, http://dx.doi.org/10.1109/TED.2023.3307051

Vallabhapurapu HH; Slack-Smith JP; Sewani VK; Adambukulam C; Morello A; Pla JJ; Laucht A, 2021, Fast coherent control of an NV- spin ensemble using a KTaO3 dielectric resonator at cryogenic temperatures, http://dx.doi.org/10.1103/PhysRevApplied.16.044051

Huang JY; Lim WH; Leon RCC; Yang CH; Hudson FE; Escott CC; Saraiva A; Dzurak AS; Laucht A, 2021, A high-sensitivity charge sensor for silicon qubits above one kelvin, http://dx.doi.org/10.1021/acs.nanolett.1c01003

Laucht A; Hohls F; Ubbelohde N; Gonzalez-Zalba MF; Reilly DJ; Stobbe S; Schröder T; Scarlino P; Koski JV; Dzurak A; Yang C-H; Yoneda J; Kuemmeth F; Bluhm H; Pla J; Hill C; Salfi J; Oiwa A; Muhonen JT; Verhagen E; LaHaye MD; Kim HH; Tsen AW; Culcer D; Geresdi A; Mol JA; Mohan V; Jain PK; Baugh J, 2021, Roadmap on quantum nanotechnologies, http://dx.doi.org/10.48550/arxiv.2101.07882

Vahapoglu E; Slack-Smith JP; Leon RCC; Lim WH; Hudson FE; Day T; Tanttu T; Yang CH; Laucht A; Dzurak AS; Pla JJ, 2020, Single-electron spin resonance in a nanoelectronic device using a global field, http://dx.doi.org/10.1126/sciadv.abg9158

Adambukulam C; Sewani VK; Stemp HG; Asaad S; Mądzik MT; Morello A; Laucht A, 2020, An ultra-stable 1.5 tesla permanent magnet assembly for qubit experiments at cryogenic temperatures, http://dx.doi.org/10.1063/5.0055318

Leon RCC; Yang CH; Hwang JCC; Lemyre JC; Tanttu T; Huang W; Huang JY; Hudson FE; Itoh KM; Laucht A; Pioro-Ladrière M; Saraiva A; Dzurak AS, 2020, Bell-state tomography in a silicon many-electron artificial molecule, http://dx.doi.org/10.1038/s41467-021-23437-w

Yoneda J; Huang W; Feng M; Yang CH; Chan KW; Tanttu T; Gilbert W; Leon RCC; Hudson FE; Itoh KM; Morello A; Bartlett SD; Laucht A; Saraiva A; Dzurak AS, 2020, Coherent spin qubit transport in silicon, http://dx.doi.org/10.1038/s41467-021-24371-7

Sewani VK; Stöhr RJ; Kolesov R; Vallabhapurapu HH; Simmet T; Morello A; Laucht A, 2020, Spin thermometry and spin relaxation of optically detected Cr3+ ions in ruby Al2O3, http://dx.doi.org/10.1103/PhysRevB.102.104114

Mądzik MT; Laucht A; Hudson FE; Jakob AM; Johnson BC; Jamieson DN; Itoh KM; Dzurak AS; Morello A, 2020, Conditional quantum operation of two exchange-coupled single-donor spin qubits in a MOS-compatible silicon device, http://dx.doi.org/10.1038/s41467-020-20424-5

Gilbert W; Saraiva A; Lim WH; Yang CH; Laucht A; Bertrand B; Rambal N; Hutin L; Escott CC; Vinet M; Dzurak AS, 2020, Single-electron operation of a silicon-CMOS 2x2 quantum dot array with integrated charge sensing, http://dx.doi.org/10.48550/arxiv.2004.11558

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