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Discovered and reported exactly 40 years ago, microwave plasma assisted chemical vapor deposition (MPACVD) pointed out an economic technology that could potentially produce lab-grown diamond stones at scale. After this breakthrough…

Applied Physics · Physics 2023-08-02 Sergey V. Baryshev , Matthias Muehle

Isolated hydrogen, deuterium, and muonium in diamond have been studied by path-integral molecular dynamics simulations in the canonical ensemble. Finite-temperature properties of these point defects were analyzed in the range from 100 to…

Materials Science · Physics 2009-11-11 Carlos P. Herrero , Rafael Ramirez , Eduardo R. Hernandez

Nitrogen-Vacancy (NV) centers in diamond are promising systems for quantum technologies, including quantum metrology and sensing. A promising strategy for the achievement of high sensitivity to external fields relies on the exploitation of…

Optomechanical devices sensitively transduce and actuate motion of nanomechanical structures using light. Single--crystal diamond promises to improve the performance of optomechanical devices, while also providing opportunities to interface…

Two-dimensional (2D) transition metal dichalcogenides (TMDs) hold great potential for future low-energy optoelectronics owing to their unique electronic, optical, and mechanical properties. Chemical vapor deposition (CVD) is the technique…

Formation and excitation energies as well charge transition levels, are determined forthe substitutional nitrogen (Ns),the vacancy (V) and related point defects (NV, NVH, N2, N2V and V2) by screened non-local hybrid density functional…

Materials Science · Physics 2013-11-27 Peter Deák , Bálint Aradi , Moloud Kaviani , Thomas Frauenheim , Adam Gali

Hydrothermal synthesis offers an economical and scalable way to produce nanodiamonds under relatively mild, low-pressure and low-temperature conditions. However,its sustainability and the detailed mechanisms behind diamond formation in such…

Chemical vapour deposition (CVD) is an established method for producing high-purity thin films, but it typically necessitates the pre- and post-processing of a mask to produce structures. This paper presents a novel maskless patterning…

Materials Science · Physics 2024-04-19 Aleksei Tsarapkin , Krzysztof Maćkosz , Chinmai Sai Jureddy , Ivo Utke , Katja Höflich

Silicon-vacancy (SiV) color centers in diamond have great potential for optical sensing and bio-imaging applications. However, the fabrication of large-scale high-density SiV centers in diamond remains difficult. Here, we report a promising…

Applied Physics · Physics 2021-11-24 Chengyuan Yang , Zhaohong Mi , Huining Jin , Andrew Anthony Bettiol

We demonstrate nanometer-precision depth control of nitrogen-vacancy (NV) center creation near the surface of synthetic diamond using an in situ nitrogen delta-doping technique during plasma-enhanced chemical vapor deposition. Despite their…

Shallow nitrogen-vacancy (NV-) centers in diamond are among the most promising quantum sensors, offering high sensitivity and nanoscale spatial resolution. These systems are, however, prone to decoherence due to coupling with surface…

Materials Science · Physics 2025-05-19 Arsineh Apelian , Mariya Romanova , Vojtech Vlcek

Nanodiamond crystals containing single color centers have been grown by chemical vapor deposition (CVD). The fluorescence from individual crystallites was directly correlated with crystallite size using a combined atomic force and scanning…

Materials Science · Physics 2015-05-13 J. R. Rabeau , A. Stacey , A. Rabeau , F. Jelezko , I. Mirza , J. Wrachtrup , S. Prawer

Optical coupling of nitrogen vacancy centers in single-crystal diamond to an on-chip microcavity is demonstrated. The microcavity is fabricated from a hybrid gallium phosphide and diamond material system, and supports whispering gallery…

Quantum Physics · Physics 2009-12-22 Paul E. Barclay , Kai-Mei C. Fu , Charles Santori , Raymond G. Beausoleil

High radiation hardness, chemical resistance, high temperature operation capabilities stimulate a growing interest to use diamond materials as detectors of ionizing radiation. Samples of CVD-diamond materials in sizes 12 square mm and 4…

Instrumentation and Detectors · Physics 2007-05-23 S. V. Akulinichev , V. S. Klenov , L. V. Kravchuk , S. G. Lebedev , A. V. Feschenko , V. E. Yants

Large-area single-crystal monolayers of two-dimensional (2D) materials such as graphene and hexagonal boron nitride (h-BN) can be grown by chemical vapour deposition (CVD). However, the high temperatures and fast timescales at which the…

The assembly of colloidal cubic diamond is a challenging process since the shape and interaction parameters and the thermodynamic conditions where this structure is stable are elusive. The simultaneous use of shape-anisotropic particles and…

Soft Condensed Matter · Physics 2024-06-12 Susana Marín-Aguilar , Fabrizio Camerin , Marjolein Dijkstra

Defects in atomically thin materials can drive new functionalities and expand applications to multifunctional systems that are monolithically integrated. An ability to control formation of defects during the synthesis process is an…

Hybrid quantum devices, in which disparate quantum elements are combined in order to achieve enhanced functionality, have received much attention in recent years due to their exciting potential to address key problems in quantum information…

The fluorescent nitrogen-vacancy (NV) defect in diamond has remarkable photophysical properties, including high photostability, which allows stable fluorescence emission for hours; as a result, there has been much interest in using…

Here we report the fabrication of stable, shallow (< 5 nm) nitrogen-vacancy (NV) centers in diamond by nitrogen delta doping at the last stage of the chemical vapor deposition (CVD) growth process. The NVs are stabilized after treating the…