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19932026
most citedAn addressable quantum dot qubit with fault-tolerant control fidelity

975 citations

Showing 2019 · cond-mat.mes-hallShow all

7 papers · 2 filters

cond-mat.mes-hall2019★ 38 cited

Controllable freezing of the nuclear spin bath in a single-atom spin qubit

Mateusz T. Mądzik, Thaddeus D. Ladd, Fay E. Hudson +8

The quantum coherence and gate fidelity of electron spin qubits in semiconductors is often limited by noise arising from coupling to a bath of nuclear spins. Isotopic enrichment of…

cond-mat.mes-hall2019★ 23 cited

Instantons in Chiral Magnets

Masaru Hongo, Toshiaki Fujimori, Tatsuhiro Misumi +2

We exhaustively construct instanton solutions and elucidate their properties in one-dimensional anti-ferromagnetic chiral magnets based on the nonlinear sigma model descript…

cond-mat.mes-hall2019★ 132 cited

Coherent electrical control of a single high-spin nucleus in silicon

Serwan Asaad, Vincent Mourik, Benjamin Joecker +12

Nuclear spins are highly coherent quantum objects. In large ensembles, their control and detection via magnetic resonance is widely exploited, e.g. in chemistry, medicine, material…

cond-mat.mes-hall2019★ 32 cited

Thermodynamic Bounds on Coherent Transport in Periodically Driven Conductors

Elina Potanina, Christian Flindt, Michael Moskalets +1

Periodically driven coherent conductors provide a universal platform for the development of quantum transport devices. Here, we lay down a comprehensive theory to describe the ther…

cond-mat.mes-hall2019★ 17 cited

Ultrafast Quantum-path Interferometry Revealing the Generation Process of Coherent Phonons

Kazutaka G. Nakamura, Kensuke Yokota, Yuki Okuda +5

Optical dual-pulse pumping actively creates quantum-mechanical superposition of the electronic and phononic states in a bulk solid. We here made transient reflectivity measurements…

cond-mat.mes-hall2019★ 375 cited

Silicon quantum processor unit cell operation above one Kelvin

C. H. Yang, R. C. C. Leon, J. C. C. Hwang +12

Quantum computers are expected to outperform conventional computers for a range of important problems, from molecular simulation to search algorithms, once they can be scaled up to…

cond-mat.mes-hall2019★ 80 cited

Coherent spin control of s-, p-, d- and f-electrons in a silicon quantum dot

R. C. C. Leon, C. H. Yang, J. C. C. Hwang +12

Once the periodic properties of elements were unveiled, chemical bonds could be understood in terms of the valence of atoms. Ideally, this rationale would extend to quantum dots, o…