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Related papers: Single-Spin Microscope with Sub-Nanoscale Resoluti…

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Optically addressable spin defects in three-dimensional (3D) crystals and two-dimensional (2D) van der Waals (vdW) materials are revolutionizing nanoscale quantum sensing. Spin defects in one-dimensional (1D) vdW nanotubes will provide…

Mesoscale and Nanoscale Physics · Physics 2024-09-09 Xingyu Gao , Sumukh Vaidya , Saakshi Dikshit , Peng Ju , Kunhong Shen , Yuanbin Jin , Shixiong Zhang , Tongcang Li

We report the design and fabrication of diamond spin-mechanical resonators embedded in a two-dimensional (2D) phononic crystal square lattice. The rectangular resonator features GHz in-plane compression modes protected by the phononic band…

Applied Physics · Physics 2020-01-08 Ignas Lekavicius , Thein Oo , Hailin Wang

Recent progress in the application of color centers to nanoscale spin sensing makes the combined use of noise spectroscopy and scanning probe imaging an attractive route for the characterization of arbitrary material systems. Unfortunately,…

We propose a magnetic measurement method based on combining depth sectioning and electron magnetic circular dichroism in scanning transmission electron microscopy. Electron vortex beams with large convergence angles, as those achievable in…

Materials Science · Physics 2018-11-14 Devendra Negi , Lewys Jones , Juan-Carlos Idrobo , Jan Rusz

Scanning magnetometry with nitrogen-vacancy (NV) centers in diamond has emerged as a powerful microscopy for studying weak stray field patterns with nanometer resolution. Due to the internal crystal anisotropy of the spin defect, however,…

The nitrogen-vacancy (NV) color center in diamond is an atom-like system in the solid-state which specific spin properties can be efficiently used as a sensitive magnetic sensor. An external magnetic field induces Zeeman shifts of the NV…

Mesoscale and Nanoscale Physics · Physics 2015-07-17 M. Chipaux , A. Tallaire , J. Achard , S. Pezzagna , J. Meijer , V. Jacques , J. -F. Roch , T. Debuisschert

The implementation of nuclear magnetic resonance (NMR) at the nanoscale is a major challenge, as conventional systems require relatively large ensembles of spins and limit resolution to mesoscopic scales. New approaches based on quantum…

We demonstrate magnetometry by detection of the spin state of high-density nitrogen-vacancy ensembles in diamond using optical absorption at 1042 nm. With this technique, measurement contrast, and collection efficiency can approach unity,…

Instrumentation and Detectors · Physics 2010-11-13 V. M. Acosta , E. Bauch , A. Jarmola , L. J. Zipp , M. P. Ledbetter , D. Budker

Nitrogen-vacancy (NV) centres in diamond are appealing nano-scale quantum sensors for temperature, strain, electric fields and, most notably, for magnetic fields. However, the cryogenic temperatures required for low-noise single-shot…

We present a scanning transmission x-ray microscopy setup combined with a novel microwave synchronization scheme in order to study high frequency magnetization dynamics at synchrotron light sources. The sensitivity necessary to detect small…

We propose a sensitive and stable three-axis gyroscope in diamond. We achieve high sensitivity by exploiting the long coherence time of the N14 nuclear spin associated with the Nitrogen-Vacancy center in diamond, and the efficient…

Quantum Physics · Physics 2015-11-25 Ashok Ajoy , Paola Cappellaro

The diamond nitrogen-vacancy (NV) center is a leading platform for quantum information science due to its optical addressability and room-temperature spin coherence. However, measurements of the NV center's spin state typically require…

Quantum Physics · Physics 2018-09-25 David A. Hopper , Henry J. Shulevitz , Lee C. Bassett

Precise readout of spin states is crucial for any approach towards physical realization of a spin-based quantum computer and for magnetometry with single spins. Here, we report a new method to strongly improve the optical readout fidelity…

Quantum Physics · Physics 2010-03-01 M. Steiner , P. Neumann , J. Beck , F. Jelezko , J. Wrachtrup

New magnetometry techniques based on Nitrogen Vacancy (NV) defects in diamond have received much attention of late as a means to probe nanoscale magnetic environments. The sensitivity of a single NV magnetometer is primarily determined by…

Quantum Physics · Physics 2015-05-18 Liam T. Hall , Charles D. Hill , Jared H. Cole , Lloyd C. L. Hollenberg

The spatial resolution of imaging magnetometers has benefited from scanning probe techniques. The requirement that the sample perturbs the scanning probe through a magnetic field external to its volume limits magnetometry to samples with…

Quantum Physics · Physics 2017-04-05 J. van Bree , M. E. Flatté

We present theoretical proposals for two-dimensional nuclear magnetic resonance spectroscopy protocols based on Nitrogen-vacancy (NV) centers in diamond that are strongly coupled to the target nuclei. Continuous microwave and…

Quantum Physics · Physics 2024-10-31 Matthias Kost , Jianming Cai , Martin B. Plenio

Exotic magnetic structures, such as magnetic skyrmions and domain walls, are becoming more important in nitrogen-vacancy center scanning magnetometry. However, a systematic imaging approach to mapping stray fields with fluctuation of…

Single nitrogen vacancy (NV) centers in diamond have been used extensively for high-sensitivity nanoscale sensing, but conventional approaches use confocal microscopy to measure individual centers sequentially, limiting throughput and…

Electronic spin systems with S>1/2 provide an efficient method for DC vector magnetometry, since the conventional electron spin resonance spectra at a given magnetic field reflect not only the field strength but also orientation in the…

Mesoscale and Nanoscale Physics · Physics 2015-09-09 Sang-Yun Lee , Matthias Niethammer , Jörg Wrachtrup

Optically detected magnetic resonance (ODMR) provides ultrasensitive means to detect and image a small number of electron and nuclear spins, down to the single spin level with nanoscale resolution. Despite the significant recent progress in…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 Aharon Blank , Guy Shapiro , Ran Fischer , Paz London , David Gershoni