Dr Evgeny Chekhovich
Department of Physics and Astronomy
Royal Society University Research Fellow
e.chekhovich@sheffield.ac.uk
+44 114 222 4543
+44 114 222 4543
F23, Hicks Building
Full contact details
Dr Evgeny Chekhovich
Department of Physics and Astronomy
F23
Hicks Building
Hounsfield Road
Sheffield
S3 7RH
Department of Physics and Astronomy
F23
Hicks Building
Hounsfield Road
Sheffield
S3 7RH
- Research interests
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- Electron and nuclear spin effects in semiconductor quantum dots.
- Nuclear magnetic resonance (NMR) in semiconductor nanostructures.
- Electron spin resonance in semiconductor quantum dots.
- Atomic-monolayer transitional metal dichalcogenides.
- Publications
-
Show: Featured publications All publications
Featured publications
Journal articles
- Measurement of the spin temperature of optically cooled nuclei and GaAs hyperfine constants in GaAs/AlGaAs quantum dots. Nature Materials, 16(10), 982-986. View this article in WRRO
- Vanishing electron factor and long-lived nuclear spin polarization in weakly strained nanohole-filled GaAs/AlGaAs quantum dots. Physical Review B, 93(16). View this article in WRRO
- Few-second-long correlation times in a quantum dot nuclear spin bath probed by frequency-comb nuclear magnetic resonance spectroscopy. Nature Physics, 12(7), 688-693. View this article in WRRO
- Quadrupolar induced suppression of nuclear spin bath fluctuations in
self-assembled quantum dots. Nature Communications, 6, 6348. View this article in WRRO
All publications
Journal articles
- Harnessing many-body spin environment for long coherence storage and high-fidelity single-shot qubit readout. Nature Communications, 13(1).
- Fundamental limits of electron and nuclear spin qubit lifetimes in an isolated self-assembled quantum dot. npj Quantum Information, 7(1).
- Pulse control protocols for preserving coherence in dipolar-coupled nuclear spin baths. Nature Communications, 10(1). View this article in WRRO
- Direct measurement of hyperfine shifts and radio frequency manipulation of nuclear spins in individual CdTe/ZnTe quantum dots. Physical Review Letters, 122(9). View this article in WRRO
- Cross calibration of deformation potentials and gradient-elastic tensors of GaAs using photoluminescence and nuclear magnetic resonance spectroscopy in GaAs/AlGaAs quantum dot structures. PHYSICAL REVIEW B, 97(23).
- Measurement of the spin temperature of optically cooled nuclei and GaAs hyperfine constants in GaAs/AlGaAs quantum dots. Nature Materials, 16(10), 982-986. View this article in WRRO
- Vanishing electron factor and long-lived nuclear spin polarization in weakly strained nanohole-filled GaAs/AlGaAs quantum dots. Physical Review B, 93(16). View this article in WRRO
- Few-second-long correlation times in a quantum dot nuclear spin bath probed by frequency-comb nuclear magnetic resonance spectroscopy. Nature Physics, 12(7), 688-693. View this article in WRRO
- Two-Dimensional Metal–Chalcogenide Films in Tunable Optical Microcavities. Nano Letters, 14(12), 7003-7008. View this article in WRRO
- Nuclear spin effects in semiconductor quantum dots.. Nat Mater, 12(6), 494-504.
- Pumping of nuclear spins by optical excitation of spin-forbidden transitions in a quantum dot.. Phys Rev Lett, 104(6), 066804. View this article in WRRO
- Fine structure of emission lines from Basic solid state physics charged CdSe/ZnSe/ZnMnSe quantum dots. Physica Status Solidi (B) Basic Research, 247(6), 1535-1538.
- Suppression of nuclear spin diffusion at a GaAs/AlxGa1-xAs interface measured with a single quantum-dot nanoprobe. PHYS REV B, 79(8).
- Overhauser effect in individual InP/GaxIn1-xP dots. PHYS REV B, 77(16).
- Fine structure of electron-hole complexes in single semimagnetic quantum dots. AIP Conference Proceedings, 893, 891-892.
- Negatively charged excitons in semimagnetic CdSe/ZnSe/ZnMnSe quantum dots. Journal of Experimental and Theoretical Physics, 105(2), 379-387.
- Effect of sp-d exchange interaction on excitonic states in CdSeZnSe Zn1-x Mnx Se quantum dots. Physical Review B - Condensed Matter and Materials Physics, 76(16).
- Hyperfine interaction limits polarization entanglement of photons from semiconductor quantum dots. Physical Review B, 108(8).
- Nuclear spin diffusion in the central spin system of a GaAs/AlGaAs quantum dot. Nature Communications, 14(1).
- Ideal refocusing of an optically active spin qubit under strong hyperfine interactions. Nature Nanotechnology.
- Keyhole Resonators for Subwavelength Focusing of Microwave Magnetic Fields in Optically Detected Electron Spin Resonance. Physical Review Applied, 15(3).
- Nuclear spin quantum register in an optically active semiconductor quantum dot. Nature Nanotechnology.
- Complete characterization of GaAs gradient-elastic tensors and reconstruction of internal strain in GaAs/AlGaAs quantum dots using nuclear magnetic resonance. Physical Review B, 99(12).
- Quadrupolar induced suppression of nuclear spin bath fluctuations in
self-assembled quantum dots. Nature Communications, 6, 6348. View this article in WRRO
- Photoluminescence of two-dimensional GaTe and GaSe films. 2D Materials, 2(3), 035010-035010. View this article in WRRO
- Nuclear magnetic resonance inverse spectra of InGaAs quantum dots: Atomistic level structural information. Physical Review B, 90(20).
- Dynamic nuclear polarization in InGaAs/GaAs and GaAs/AlGaAs quantum dots
under non-resonant ultra-low power optical excitation. Phys. Rev. B, 88, 045306. View this article in WRRO
- Optical investigation of the natural electron doping in thin MoS2 films
deposited on dielectric substrates. Scientific Reports, 3, 3489. View this article in WRRO
- Isotope sensitive measurement of the hole-nuclear spin interaction in
quantum dots. Nature Physics, 9, 74-78.
- III-V quantum light source and cavity-QED on Silicon. Scientific Reports, 3, 1239. View this article in WRRO
- High resolution nuclear magnetic resonance spectroscopy of
highly-strained quantum dot nanostructures. Nature Nanotechnology, 7, 646.
- Effect of the GaAsP shell on optical properties of self-catalyzed GaAs
nanowires grown on silicon. Nano Lett., 12, 5269. View this article in WRRO
- Charge control in InP/GaInP single quantum dots embedded in Schottky
diodes. Phys. Rev. B, 84, 125301.
- Direct measurement of the hole-nuclear spin interaction in single
quantum dots. Phys. Rev. Lett, 106, 027402.
- Alignment of nuclear spins in single quantum dots using unpolarized
light. Phys. Rev. B, 83, 125318.
- Optically tunable nuclear magnetic resonance in a single quantum dot. Phys. Rev. B, 82, 161309. View this article in WRRO
- Polarization freezing of 10000 optically-cooled nuclear spins by
coupling to a single electron. Phys. Rev. B, 81, 245308.
- Cross calibration of deformation potentials and gradient-elastic tensors of GaAs using photoluminescence and nuclear magnetic resonance spectroscopy in GaAs/AlGaAs quantum dot structures. Physical Review B, 97(23).
- Metalorganic vapor phase epitaxy growth, transmission electron microscopy, and magneto-optical spectroscopy of individual
InAsxP1−x/Ga0.5In0.5P
quantum dots. Physical Review Materials, 1(3). View this article in WRRO
Conference proceedings papers
- Decoherence and fluctuation dynamics of the quantum dot nuclear spin bath probed by nuclear magnetic resonance. Journal of Physics: Conference Series, Vol. 864, 31 July 2016 - 5 August 2016. View this article in WRRO
- Non-invasive structural analysis of InP quantum dots and other nanostructures using nuclear magnetic resonance. 2016 Compound Semiconductor Week (CSW) [Includes 28th International Conference on Indium Phosphide & Related Materials (IPRM) & 43rd International Symposium on Compound Semiconductors (ISCS), 26 June 2016 - 30 June 2016.
- Growth of low density InP/GaInP quantum dots. QUANTUM DOTS 2010, Vol. 245
- Optimization of low density InP/GaInP quantum dots for single-dot studies. Journal of Physics: Conference Series, Vol. 244
Preprints
- Measurement of the spin temperature of optically cooled nuclei and GaAs hyperfine constants in GaAs/AlGaAs quantum dots. Nature Materials, 16(10), 982-986. View this article in WRRO