335 citations · 1.7k across the 21 of their papers we have counts for
21 papers
Photoelectrical readout and Ramsey interferometry of single shallowly implanted NV centers in diamond
Ilia Chuprina, Christoph Findler, Johannes Lang +2
Photoelectrical readout of the electronic spin state of the nitrogen-vacancy (NV) center in diamond is attracting significant interest due to the numerous advantages it possesses c…
Impact of Photoelectric Readout Noise on Magnetic Field Sensitivity of NV Centers in Diamond
Ilia Chuprina, Genko Genov, Christoph Findler +3
Nitrogen-vacancy (NV) centers in diamond are of great interest for nano- and macro-scale magnetic field sensing. Most sensing protocols rely on conventional optical readout, which…
Discovery of ST2 centers in natural and CVD diamond
Jonas Foglszinger, Andrej Denisenko, Georgy V. Astakhov +5
The ST2 center is an optically addressable point defect in diamond that facilitates spin initialization and readout. However, while this study presents the discovery of ST2 centers…
Transform-Limited Photon Emission From a Lead-Vacancy Center in Diamond Above 10 K
Peng Wang, Lev Kazak, Katharina Senkalla +9
Transform-limited photon emission from quantum emitters is essential for high-fidelity entanglement generation. In this study, we report the coherent optical property of a single n…
Germanium Vacancy in Diamond Quantum Memory Exceeding 20 ms
Katharina Senkalla, Genko Genov, Mathias H. Metsch +2
Negatively charged group-IV defects in diamond show great potential as quantum network nodes due to their efficient spin-photon interface. However, reaching sufficiently long coher…
Electrical readout microwave-free sensing with diamond
Huijie Zheng, Jaroslav Hruby, Emilie Bourgeois +6
While nitrogen-vacancy (NV-) centers have been extensively investigated in the context of spin-based quantum technologies, the spin-state readout is conventionally performed optica…
Unidirectional single-photon emission from germanium-vacancy zero-phonon lines: Deterministic emitter-waveguide interfacing at plasmonic hot spots
Hamidreza Siampour, Ou Wang, Vladimir A. Zenin +10
Striving for nanometer-sized solid-state single-photon sources, we investigate atom-like quantum emitters based on single germanium vacancy (GeV) centers isolated in crystalline na…
Initialization and Readout of Nuclear Spins via negatively charged Silicon-Vacancy Center in Diamond
Mathias H. Metsch, Katharina Senkalla, Benedikt Tratzmiller +7
In this work, we demonstrate initialization and readout of nuclear spins via a negatively charged silicon-vacancy (SiV) electron spin qubit. Under Hartmann-Hahn conditions the elec…
Tin-Vacancy Quantum Emitters in Diamond
Takayuki Iwasaki, Yoshiyuki Miyamoto, Takashi Taniguchi +4
Tin-vacancy (SnV) color centers were created in diamond by ion implantation and subsequent high temperature annealing up to 2100 °C at 7.7 GPa. The first-principles calculation sug…
Optical and spin properties of a single praseodymium ion in a crystal
Kangwei Xia, Roman Kolesov, Ya Wang +5
The investigation of single atoms in solids, with both optical and nuclear spin access is of particularly interest with applications ranging from nanoscale sensing to quantum compu…
Optical and microwave control of germanium-vacancy center spins in diamond
Petr Siyushev, Mathias H. Metsch, Aroosa Ijaz +13
A solid-state system combining a stable spin degree of freedom with an efficient optical interface is highly desirable as an element for integrated quantum optical and quantum info…
Production yield of rare-earth ions implanted into an optical crystal
Thomas Kornher, Kangwei Xia, Roman Kolesov +9
Rare-earth ions doped into desired locations of optical crystals might enable a range of novel integrated photonic devices for quantum applications. With this aim, we have investig…
Nanoscale nonlinear effects in Erbium-implanted Yttrium Orthosilicate
Nadezhda Kukharchyk, Stepan Shvarkov, Sebastian Probst +11
Doping of substrates at desired locations is a key technology for spin-based quantum memory devices. Focused ion beam implantation is well-suited for this task due to its high spac…
All-optical preparation of coherent dark states of a single rare earth ion spin in a crystal
Kangwei Xia, Roman Kolesov, Ya Wang +8
All-optical addressing and control of single solid-state based qubits allows for scalable architectures of quantum devices such as quantum networks and quantum simulators. So far,…
Coherent properties of single rare-earth spin qubits
P. Siyushev, K. Xia, R. Reuter +8
Rare-earth-doped crystals are excellent hardware for quantum storage of optical information. Additional functionality of these materials is added by their waveguiding properties al…
Readout and control of a single nuclear spin with a meta-stable electron spin ancilla
Sang-Yun Lee, Matthias Widmann, Torsten Rendler +12
Electron and nuclear spins associated with point defects in insulators are promising systems for solid state quantum technology. While the electron spin usually is used for readout…
Mapping spin coherence of a single rare-earth ion in a crystal onto a single photon polarization state
Roman Kolesov, Kangwei Xia, Rolf Reuter +4
We report on optical detection of a single photostable Ce3+ ion in an yttrium aluminium garnet (YAG) crystal and on its magneto-optical properties at room temperature. The quantum…
Processing of Photonic Crystal Nanocavity for Quantum Information in Diamond
Igal Bayn, Boris Meyler, Alex Lahav +10
The realization of photonic crystals (PC) in diamond is of major importance for the entire field of spintronics based on fluorescent centers in diamond. The processing steps for th…
Low temperature optical characterization of near infrared single photon emitters in nanodiamonds
P. Siyushev, V. Jacques, I. Aharonovich +8
In this paper, we study the optical properties of single defects emitting in the near infrared in nanodiamonds at liquid helium temperature. The nanodiamonds are synthesized using…
Low temperature studies of the excited-state structure of Nitrogen-Vacancy color centers in diamond
A. Batalov, V. Jacques, F. Kaiser +7
We report a study of the 3E excited-state structure of single nitrogen-vacancy (NV) defects in diamond, combining resonant excitation at cryogenic temperatures and optically detect…
Coherence of single spins coupled to a nuclear spin bath of varying density
N. Mizuochi, P. Neumann, F. Rempp +9
The dynamics of single electron and nuclear spins in a diamond lattice with different 13C nuclear spin concentration is investigated. It is shown that coherent control of up to thr…