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Related papers: Photonic nano-structures on (111) oriented diamond

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We report on the observation of coupling a single nitrogen vacancy (NV) center in a nanodiamond crystal to a propagating plasmonic mode of silver nanowires. The nanocrystal is placed either near to the apex of a single silver nanowire or in…

Quantum Physics · Physics 2013-06-19 Shailesh Kumar , Alexander Huck , Yuntian Chen , Ulrik L. Andersen

To efficiently align the creation of defect center with photonics structure in nanoscale precision is one of the outstanding challenges for realizing high-performance photonic devices and the application in quantum technology such as…

Applied Physics · Physics 2022-03-18 Mengqi Wang , Haoyu Sun , Xiangyu Ye , Pei Yu , Hangyu Liu , Jingwei Zhou , Pengfei Wang , Fazhan Shi , Ya Wang , Jiangfeng Du

Quantum sensors based on optically active defects in diamond such as the nitrogen vacancy (NV) centre represent a promising platform for nanoscale sensing and imaging of magnetic, electric, temperature and strain fields. Enhancing the…

The electronic spin of the nitrogen vacancy (NV) center in diamond forms an atomically sized, highly sensitive sensor for magnetic fields. To harness the full potential of individual NV centers for sensing with high sensitivity and…

Mesoscale and Nanoscale Physics · Physics 2016-06-22 Patrick Appel , Elke Neu , Marc Ganzhorn , Arne Barfuss , Marietta Batzer , Micha Gratz , Andreas Tschöpe , Patrick Maletinsky

In this report, the polarization properties of the photoluminescence emitted by single nitrogen-vacancy (NV) color centers in diamond are investigated using resonant excitation at cryogenic temperature. We first underline that the two…

Quantum Physics · Physics 2009-06-19 F. Kaiser , V. Jacques , A. Batalov , P. Siyushev , F. Jelezko , J. Wrachtrup

The negatively-charged silicon-vacancy ($\mathrm{SiV}^{-}$) center in diamond is a bright source of indistinguishable single photons and a useful resource in quantum information protocols. Until now, $\mathrm{SiV}^{-}$ centers with narrow…

Mesoscale and Nanoscale Physics · Physics 2016-04-26 Ruffin E. Evans , Alp Sipahigil , Denis D. Sukachev , Alexander S. Zibrov , Mikhail D. Lukin

We report on the coupling of a single Nitrogen-vacancy (NV) center in a nanodiamond to a fiber-based microcavity at room temperature. Investigating the very same NV center inside the cavity and in free-space allows to systematically explore…

Quantum Physics · Physics 2013-06-14 Roland Albrecht , Alexander Bommer , Christian Deutsch , Jakob Reichel , Christoph Becher

Sensing based on Nitrogen-Vacancy (NV) centers in nanodiamonds (NDs) offers significant potential across various applications. However, optimizing their quantum-optical properties remains challenging. This study focuses on enhancing and…

The negatively-charged nitrogen-vacancy center (NV) in diamond forms a versatile system for quantum sensing applications. Combining the advantageous properties of this atomic-sized defect with scanning probe techniques such as atomic force…

Mesoscale and Nanoscale Physics · Physics 2018-12-26 Philipp Fuchs , Michel Challier , Elke Neu

Abstract Applications of nitrogen-vacancy (NV) centers in diamond in quantum technology have attracted considerable attention in recent years. Deterministic generation of ensembles of NV centers can advance the research on quantum sensing,…

Quantum Physics · Physics 2019-07-03 T. Chakraborty , F. Lehmann , J. Zhang , S. Borgsdorf , N. Wöhrl , R. Remfort , V. Buck , U. Köhler , D. Suter

Powered by the mutual developments in instrumentation, materials andtheoretical descriptions, sensing and imaging capabilities of quantum emitters insolids have significantly increased in the past two decades. Quantum emitters insolids,…

Applied Physics · Physics 2019-09-11 Mariusz Radtke , Ettore Bernardi , Abdallah Slablab , Richard Nelz , Elke Neu

The negatively charged nitrogen-vacancy (NV) center in diamond is a leading solid-state quantum emitter, offering spin-photon interfaces over a wide temperature range with applications from electromagnetic sensing to bioimaging. While NV…

Shallow nitrogen-vacancy (NV) center in diamond is promising in quantum sensing applications however its sensitivity has been limited by surface terminators and defects. There is an immediate quest to find suitable diamond surfaces for NV…

Mesoscale and Nanoscale Physics · Physics 2019-02-01 Song Li , Jyh-Pin Chou , Jie Wei , Minglei Sun , Alice Hu , Adam Gali

Nitrogen-vacancy (NV) centers in diamond are widely recognized as highly promising solid-state quantum sensors due to their long room temperature coherence times and atomic-scale size, which enable exceptional sensitivity and nanoscale…

We report a versatile method to engineer arrays of nitrogen-vacancy (NV) color centers in dia- mond at the nanoscale. The defects were produced in parallel by ion implantation through 80 nm diameter apertures patterned using electron beam…

Nanofabrication of photonic components based on dielectric-loaded surface plasmon-polariton waveguides (DLSPPWs) excited by single nitrogen vacancy (NV) centers in nanodiamonds is demonstrated. DLSPPW circuits are built around NV containing…

Optics · Physics 2017-08-24 Hamidreza Siampour , Shailesh Kumar , Sergey I. Bozhevolnyi

Nitrogen impurities help to stabilize the negatively-charged-state of NV$^-$ in diamond, whereas magnetic fluctuations from nitrogen spins lead to decoherence of NV$^-$ qubits. It is not known what donor concentration optimizes these…

Single photons are fundamental elements for quantum information technologies such as quantum cryptography, quantum information storage and optical quantum computing. Colour centres in diamond have proven to be stable single photon sources…

Herein, we report on the improvement of structural quality and enhancement of photoluminescence (PL) emission for an optimally N doped nanocrystalline diamond (NCD) film. Pure and N doped nanocrystalline diamond films are synthesized on Si…

Materials Science · Physics 2020-06-05 K. Ganesan , P. K. Ajikumar , S. K. Srivatava , P. Magudapathy

The ability to manipulate nano-particles at the nano-scale is critical for the development of active quantum systems. This paper presents a new technique to manipulate diamond nano-crystals at the nano-scale using a scanning electron…