Search Results - "Agafonov, Viatcheslav N"

Multiple channelling single-photon emission with scattering holography designed metasurfaces by Komisar, Danylo, Kumar, Shailesh, Kan, Yinhui, Meng, Chao, Kulikova, Liudmila F., Davydov, Valery A., Agafonov, Viatcheslav N., Bozhevolnyi, Sergey I.

“…Channelling single-photon emission in multiple well-defined directions and simultaneously controlling its polarization characteristics is highly desirable for…”
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Nanodiamonds carrying silicon-vacancy quantum emitters with almost lifetime-limited linewidths by Jantzen, Uwe, Kurz, Andrea B, Rudnicki, Daniel S, Schäfermeier, Clemens, Jahnke, Kay D, Andersen, Ulrik L, Davydov, Valery A, Agafonov, Viatcheslav N, Kubanek, Alexander, Rogers, Lachlan J, Jelezko, Fedor

“…Colour centres in nanodiamonds are an important resource for applications in quantum sensing, biological imaging, and quantum optics. Here we report…”
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Preparing single SiV− center in nanodiamonds for external, optical coupling with access to all degrees of freedom by Häußler, Stefan, Hartung, Lukas, Fehler, Konstantin G, Antoniuk, Lukas, Kulikova, Liudmila F, Davydov, Valery A, Agafonov, Viatcheslav N, Jelezko, Fedor, Kubanek, Alexander

“…Optical coupling enables intermediate- and long-range interactions between distant quantum emitters. Such interaction may be the basic element in bottom-up…”
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High-purity single photons obtained with moderate-NA optics from SiV center in nanodiamonds on a bullseye antenna by Waltrich, Richard, Lubotzky, Boaz, Abudayyeh, Hamza, Steiger, Elena S, Fehler, Konstantin G, Lettner, Niklas, Davydov, Valery A, Agafonov, Viatcheslav N, Rapaport, Ronen, Kubanek, Alexander

“…Abstract Coherent exchange of single photons is at the heart of applied quantum optics. The negatively-charged silicon vacancy center in diamond is among most…”
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Two-photon interference from silicon-vacancy centers in remote nanodiamonds by Waltrich, Richard, Klotz, Marco, Agafonov, Viatcheslav N., Kubanek, Alexander

“…The generation of indistinguishable photons is a key requirement for solid-state quantum emitters as a viable source for applications in quantum technologies…”
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Strongly coupled spins of silicon-vacancy centers inside a nanodiamond with sub-megahertz linewidth by Klotz, Marco, Waltrich, Richard, Lettner, Niklas, Agafonov, Viatcheslav N., Kubanek, Alexander

“…The search for long-lived quantum memories, which can be efficiently interfaced with flying qubits, is longstanding. One possible solution is to use the…”
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Nitrogen and group-IV (Si, Ge) vacancy color centres in nano-diamonds: photoluminescence study at high temperature (25 °C-600 °C) by Zaghrioui, Mustapha, Agafonov, Viatcheslav N, Davydov, Valery A

“…Raman scattering and photoluminescence measurements have been carried out on nano-diamonds containing Nitrogen-vacancy (NV−), Silicon-Vacancy (SiV−) and…”
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Sub-to-super-Poissonian photon statistics in cathodoluminescence of color center ensembles in isolated diamond crystals by Fiedler, Saskia, Morozov, Sergii, Komisar, Danylo, Ekimov, Evgeny A., Kulikova, Liudmila F., Davydov, Valery A., Agafonov, Viatcheslav N., Kumar, Shailesh, Wolff, Christian, Bozhevolnyi, Sergey I., Mortensen, N. Asger

“…Impurity-vacancy centers in diamond offer a new class of robust photon sources with versatile quantum properties. While individual color centers commonly act…”
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Purcell-enhanced emission from individual SiV− center in nanodiamonds coupled to a Si3N4-based, photonic crystal cavity by Fehler, Konstantin G., Ovvyan, Anna P., Antoniuk, Lukas, Lettner, Niklas, Gruhler, Nico, Davydov, Valery A., Agafonov, Viatcheslav N., Pernice, Wolfram H.P., Kubanek, Alexander

“…Hybrid quantum photonics combines classical photonics with quantum emitters in a postprocessing step. It facilitates to link ideal quantum light sources to…”
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Excitation of nanowire surface plasmons by silicon vacancy centers in nanodiamonds by Kumar, Shailesh, Davydov, Valery A., Agafonov, Viatcheslav N., Bozhevolnyi, Sergey I.

“…Silicon vacancy (SiV) centers in diamonds have emerged as a very promising candidate for quantum emitters due to their narrow emission line resulting in their…”
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Ultrabright single-photon emission from germanium-vacancy zero-phonon lines: deterministic emitter-waveguide interfacing at plasmonic hot spots by Siampour, Hamidreza, Wang, Ou, Zenin, Vladimir A., Boroviks, Sergejs, Siyushev, Petr, Yang, Yuanqing, Davydov, Valery A., Kulikova, Liudmila F., Agafonov, Viatcheslav N., Kubanek, Alexander, Mortensen, N. Asger, Jelezko, Fedor, Bozhevolnyi, Sergey I.

“…Striving for nanometer-sized solid-state single-photon sources, we investigate atom-like quantum emitters based on single germanium-vacancy (GeV) centers…”
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Femtosecond Er-Doped All-Fiber Laser with High-Density Well-Aligned Carbon-Nanotube-Based Thin-Film Saturable Absorber by Dvoretskiy, Dmitriy A, Sazonkin, Stanislav G, Orekhov, Ilya O, Kudelin, Igor S, Denisov, Lev K, Karasik, Valeriy E, Agafonov, Viatcheslav N, Khabashesku, Valery N, Davydov, Valeriy A

“…We have studied the ultrafast saturation behavior of a high-density well-aligned single-walled carbon nanotubes saturable absorber (HDWA-SWCNT SA), obtained by…”
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Ultrasensitive All-Optical Thermometry Using Nanodiamonds with a High Concentration of Silicon-Vacancy Centers and Multiparametric Data Analysis by Choi, Sumin, Agafonov, Viatcheslav N, Davydov, Valery A, Plakhotnik, Taras

“…Nanoscale thermometry is paramount to study primary processes of heat transfer in solids and is a subject of hot debate in cell biology. Here we report…”
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All-optical nanoscale thermometry with silicon-vacancy centers in diamond by Nguyen, Christian T., Evans, Ruffin E., Sipahigil, Alp, Bhaskar, Mihir K., Sukachev, Denis D., Agafonov, Viatcheslav N., Davydov, Valery A., Kulikova, Liudmila F., Jelezko, Fedor, Lukin, Mikhail D.

“…We demonstrate an all-optical thermometer based on an ensemble of silicon-vacancy centers (SiVs) in diamond by utilizing the sensitivity of the zero-phonon…”
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Ultracompact Single‐Photon Sources of Linearly Polarized Vortex Beams by Liu, Xujing, Kan, Yinhui, Kumar, Shailesh, Kulikova, Liudmilla F., Davydov, Valery A., Agafonov, Viatcheslav N., Zhao, Changying, Bozhevolnyi, Sergey I.

“…Ultracompact chip‐integrated single‐photon sources of collimated beams with polarization‐encoded states are crucial for integrated quantum technologies…”
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Silicon-Vacancy Nanodiamonds as High Performance Near-Infrared Emitters for Live-Cell Dual-Color Imaging and Thermometry by Liu, Weina, Alam, Md Noor A, Liu, Yan, Agafonov, Viatcheslav N, Qi, Haoyuan, Koynov, Kaloian, Davydov, Valery A, Uzbekov, Rustem, Kaiser, Ute, Lasser, Theo, Jelezko, Fedor, Ermakova, Anna, Weil, Tanja

“…Nanodiamonds (NDs) with color centers are excellent emitters for various bioimaging and quantum biosensing applications. In our work, we explore new…”
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On-chip excitation of single germanium vacancies in nanodiamonds embedded in plasmonic waveguides by Siampour, Hamidreza, Kumar, Shailesh, Davydov, Valery A., Kulikova, Liudmila F., Agafonov, Viatcheslav N., Bozhevolnyi, Sergey I.

“…Monolithic integration of quantum emitters in nanoscale plasmonic circuitry requires low-loss plasmonic configurations capable of confining light well below…”
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Ultracompact Single‐Photon Sources of Linearly Polarized Vortex Beams (Adv. Mater. 4/2024) by Liu, Xujing, Kan, Yinhui, Kumar, Shailesh, Kulikova, Liudmilla F., Davydov, Valery A., Agafonov, Viatcheslav N., Zhao, Changying, Bozhevolnyi, Sergey I.

“…Ultracompact Single‐Photon Sources In article number 2304495, Yinhui Kan, Changying Zhao, Sergey I. Bozhevolnyi, and co‐workers propose ultracompact…”
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Hybrid quantum nanophotonic devices with color centers in nanodiamonds [Invited] by Sahoo, Swetapadma, Davydov, Valery A., Agafonov, Viatcheslav N., Bogdanov, Simeon I.

“…Optically active color centers in nanodiamonds offer unique opportunities for generating and manipulating quantum states of light. These mechanically,…”
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Hybrid Quantum Photonics Based on Artificial Atoms Placed Inside One Hole of a Photonic Crystal Cavity by Fehler, Konstantin G, Antoniuk, Lukas, Lettner, Niklas, Ovvyan, Anna P, Waltrich, Richard, Gruhler, Nico, Davydov, Valery A, Agafonov, Viatcheslav N, Pernice, Wolfram H. P, Kubanek, Alexander

“…Spin-based, quantum-photonics promise to realize distributed quantum computing and quantum networks. The performance depends on an efficient entanglement…”
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