English
Related papers

Related papers: Optically detected magnetic resonance with an open…

200 papers

In this paper cross-relaxation between nitrogen-vacancy (NV) centers and substitutional nitrogen in a diamond crystal was studied. It was demonstrated that optically detected magnetic resonance signals (ODMR) can be used to measure these…

During the past decade, interest has grown significantly in developing ultrasensitive widefield diamond magnetometry for various applications. Despite attempts to improve the adoption of conventional frame-based sensors, achieving high…

Instrumentation and Detectors · Physics 2023-06-27 Zhiyuan Du , Madhav Gupta , Feng Xu , Kai Zhang , Jiahua Zhang , Yan Zhou , Yiyao Liu , Zhenyu Wang , Jorg Wrachtrup , Ngai Wong , Can Li , Zhiqin Chu

Spin defects in two-dimensional materials are a promising platform for quantum sensing. Simulating the defect's optical response and optically detected magnetic resonance (ODMR) contrast is key to identifying suitable candidates. However,…

The protocols for the control and readout of Nitrogen Vacancy (NV) centres electron spins in diamond offer an advanced platform for quantum computation, metrology and sensing. These protocols are based on the optical readout of photons…

Mesoscale and Nanoscale Physics · Physics 2019-06-26 E. Bourgeois , A. Jarmola , M. Gulka , J. Hruby , D. Budker , M. Nesladek

Microscopy enables detailed visualization and understanding of minute structures or processes. While cameras have significantly advanced optical, infrared, and electron microscopy, imaging nuclear magnetic resonance (NMR) signals on a…

Different approaches have improved the sensitivity of either electron or nuclear magnetic resonance to the single spin level. For optical detection it has essentially become routine to observe a single electron spin or nuclear spin.…

Mesoscale and Nanoscale Physics · Physics 2016-06-29 Jörg Wrachtrup , Amit Finkler

In recent years, nitrogen-vacancy (NV) color centers in diamond have become excellent solid-state quantum sensors due to their electronic spin properties. Especially for their easy optical initialization and detection, together with their…

We propose to use optical detection of magnetic resonance (ODMR) to measure the decoherence time T_{2} of a single electron spin in a semiconductor quantum dot. The electron is in one of the spin 1/2 states and a circularly polarized laser…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Oliver Gywat , Hans-Andreas Engel , Daniel Loss

We give instructions for the construction and operation of a simple apparatus for performing optically detected magnetic resonance measurements on diamond samples containing high concentrations of nitrogen-vacancy (NV) centers. Each NV…

Mesoscale and Nanoscale Physics · Physics 2018-03-14 Haimei Zhang , Carina Belvin , Wanyi Li , Jennifer Wang , Julia Wainwright , Robbie Berg , Joshua Bridger

We demonstrate the use of two-photon excitation for observing the ground state optically detected magnetic resonance (ODMR) of nitrogen-vacancy centers in diamonds at room temperature. An ultrafast femtosecond laser at 1040 nm was used for…

Quantum Physics · Physics 2026-04-20 Lam T. Nguyen , Khanh Kieu

Advances in hybrid quantum systems and their precise control are pivotal for developing advanced quantum technologies. Two-dimensional (2D) materials with optically accessible spin defects have emerged as a promising platform for building…

The performance of solid-state quantum sensors based on electronic spin defects is often limited by the presence of environmental spin impurities that cause decoherence. A promising approach to improve these quantum sensors is to convert…

Quantum Physics · Physics 2019-10-30 Alexandre Cooper , Won Kyu Calvin Sun , Jean-Christophe Jaskula , Paola Cappellaro

Nitrogen-vacancy (NV) centers in diamond are considered sensors for detecting magnetic fields. Pulsed optically detected magnetic resonance (ODMR) is typically used to detect AC magnetic fields; however, this technique can only be…

The application of magnetic resonance (MR) spectroscopy at progressively smaller length scales may eventually permit "chemical imaging" of spins at the surfaces of materials and biological complexes. In particular, the negatively charged…

Mesoscale and Nanoscale Physics · Physics 2015-06-18 Hai-Jing Wang , Chang S. Shin , Scott J. Seltzer , Claudia E. Avalos , Alexander Pines , Vikram S. Bajaj

Solid state spins have demonstrated significant potential in quantum sensing with applications including fundamental science, medical diagnostics and navigation. The quantum sensing schemes showing best performance under ambient conditions…

Mesoscale and Nanoscale Physics · Physics 2023-06-14 Beat Bürgler , Tobias F. Sjolander , Ovidiu Brinza , Alexandre Tallaire , Jocelyn Achard , Patrick Maletinsky

Nuclear magnetic resonance (NMR) is a powerful method for determining the structure of molecules and proteins. While conventional NMR requires averaging over large ensembles, recent progress with single-spin quantum sensors has created the…

Hybrid spin-mechanical systems are a promising platform for future quantum technologies. Usually they require application of additional microwave fields to project integer spin to a readable state. We develop a theory of optically detected…

Mesoscale and Nanoscale Physics · Physics 2019-09-18 A. V. Poshakinskiy , G. V. Astakhov

We demonstrated optically detected magnetic resonance (ODMR) of nitrogen-vacancy (NV) centers in microdiamonds inside a diamond anvil cell pressurized with nanopolycrystalline diamond (NPD) anvils. NPD exhibits high optical transparency,…

Materials Science · Physics 2026-02-24 Masahiro Ohkuma , Keigo Arai , Kenji Ohta , Toru Shinmei , Ryo Matsumoto , Yoshihiko Takano , Tetsuo Irifune

In this work, we have demonstrated the acquisition of pulsed ODMR data with the help of a high speed oscilloscope. We show how the on-system data averaging and the memory of the oscilloscope can be utilized to obtain high SNR data at high…

Realization of devices based on quantum laws might lead to building processors that outperform their classical analogues and establishing unconditionally secure communication protocols. Solids do usually present a serious challenge to…