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Electron Spin Resonance (ESR) is a widely common method in the field of quantum sensing. Specifically with the Nitrogen-Vacancy (NV) center in diamond, used for sensing magnetic and electric fields, strain and temperature. However, ESR…

Quantum Physics · Physics 2025-02-11 Galya Haim , Chris Mullarkey , John Howell , Nir Bar-Gill

Using electron-spin-resonance (ESR) technique we investigate the magnetic structure of CuCrO2, quasi-two-dimensional antiferromagnet with weakly distorted triangular lattice. Resonance frequencies and the excitation conditions in CuCrO2 at…

Strongly Correlated Electrons · Physics 2014-01-31 A. M. Vasiliev , L. A. Prozorova , L. E. Svistov , V. Tsurkan , V. Dziom , A. Shuvaev , Anna Pimenov , A. Pimenov

Electron Spin Resonance-Scanning Tunneling Microscopy (ESR-STM) of C60 radical ion on graphene is a first demonstration on radical ions. ESR-STM signal at g=2.00 was measured in accordance with macroscopic ESR of fullerene radical ion. The…

Mesoscale and Nanoscale Physics · Physics 2022-01-24 Zion Hazan , Michael Averbukh , Yishay Manassen

Increasing the number of electrons in electrostatically confined quantum dots can enable faster qubit gates. Although this has been experimentally demonstrated, a detailed quantitative understanding has been missing. Here we study one- and…

Mesoscale and Nanoscale Physics · Physics 2023-03-07 H. Ekmel Ercan , Christopher R. Anderson , S. N. Coppersmith , Mark Friesen , Mark F. Gyure

We demonstrate electrical injection and detection of spin-polarized electrons in silicon (Si) using epitaxially grown Fe_3Si/Si Schottky-tunnel-barrier contacts. By an insertion of a delta-doped n^+-Si layer (~ 10^19 cm^-3) near the…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 Y. Ando , K. Hamaya , K. Kasahara , Y. Kishi , K. Ueda , K. Sawano , T. Sadoh , M. Miyao

Ge/SiGe heterostructures represent a promising platform for hosting various quantum devices such as hole spin qubits and Andreev spin qubits. However, the compatibility of such heterostructures with high-quality-factor microwave…

We describe a coherent control technique for coupling electron spin states associated with semiconductor double-dot molecule to a microwave stripline resonator on a chip. We identify a novel regime of operation in which strong interaction…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 J. M. Taylor , M. D. Lukin

Optically active spin defects in wide band-gap semiconductors serve as a local sensor of multiple degrees of freedom in a variety of "hard" and "soft" condensed matter systems. Taking advantage of the recent progress on quantum sensing…

We present Auger-electron-detected magnetic resonance (AEDMR) experiments on phosphorus donors in silicon, where the selective optical generation of donor-bound excitons is used for the electrical detection of the electron spin state.…

The ability to manipulate electron spins with voltage-dependent electric fields is key to the operation of quantum spintronics devices, such as spin-based semiconductor qubits. A natural approach to electrical spin control exploits the…

The design and performance of an electron spin resonance spectrometer operating at 3 and 9 GHz microwave frequencies combined with a 9 T superconducting magnet is described. The probehead contains a compact two-loop, one gap resonator and…

Other Condensed Matter · Physics 2009-11-10 Ferenc Simon , Ferenc Muranyi

Micromagnet-enabled electric-dipole spin resonance (EDSR) is an established method of high-fidelity single-spin control in silicon. However, the resulting architectural limitations have restrained silicon quantum processors to…

We describe a fully broadband approach for electron spin resonance (ESR) experiments where it is possible to not only tune the magnetic field but also the frequency continuously over wide ranges. Here a metallic coplanar transmission line…

The short-wave infrared (SWIR) is an underexploited portion of the electromagnetic spectrum in metasurface-based nanophotonics despite its strategic importance in sensing and imaging applications. This is mainly attributed to the lack of…

For high-bias operation devices such as silicon carbide (SiC) power devices, early detection of failure mechanisms is essential to ensure reliability. This requires a method to map high electric fields with high spatial resolution, which…

Nanoscale semiconductors with isolated spin impurities have been touted as promising materials for their potential use at the intersection of quantum, spin, and information technologies. Electron paramagnetic resonance (EPR) studies of…

We propose a scheme to perform single-shot quantum non-demolition (QND) readout of the spin of an electron trapped in a semiconductor quantum dot (QD). Our proposal relies on the interaction of the QD electron spin with optically excited,…

Quantum Physics · Physics 2014-10-22 Shruti Puri , Peter McMahon , Yoshihisa Yamamoto

We present simulations and analytic calculations of the electromagnetic microwave fields of coplanar waveguide (CPW) resonators in the vicinity of highly conducting metallic samples. The CPW structures are designed with the aim of…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 Conrad Clauss , Martin Dressel , Marc Scheffler

Interfacing photonic and solid-state qubits within a hybrid quantum architecture offers a promising route towards large scale distributed quantum computing. Ideal candidates for coherent qubit interconversion are optically active spins…

Quantum Physics · Physics 2013-04-17 S. Probst , H. Rotzinger , S. Wünsch , P. Jung , M. Jerger , M. Siegel , A. V. Ustinov , P. A. Bushev