137 citations · 268 across the 20 of their papers we have counts for
21 papers
Boron vacancies in bulk h-BN created by high-energy He+ irradiation
P. G. Vilyuzhanina, S. V. Bolshedvorskii, R. Isayev +11
While color centers in diamond and other three-dimensional crystals are nowadays key elements of several types of sensors, color centers in two-dimensional materials are rapidly de…
Squeezing for dispersive readout of NV magnetometer
A. M. Kozodaev, S. M. Drofa, P. G. Vilyuzhanina +9
Nitrogen vacancy centers in diamond have established themselves as good sensing element for various type of sensors. In particular magnetometers based on diamond impurities are qui…
Speckle-based feedback control of optical dipole trap axial waist position
D. A. Pershin, D. A. Kumpilov, A. E. Rudnev +11
Cold neutral atoms is a powerful tool for many experiments ranging from frequency standards and sensing to quantum simulations. Sensitive experiments often demand transferring cold…
Tune-out wavelength for the thulium atom near 576 nm
Ivan Pyrkh, Arjuna Rudnev, Daniil Pershin +12
We report the theoretical prediction and measurement of a tune-out wavelength for the ground state of the thulium atom in a linearly polarized optical dipole trap with a wavelength…
Double electron resonance with two ensembles of nitrogen-vacancy centers in diamond
A. Chernyavskiy, I. S. Cojocaru, S. M. Drofa +8
Nitrogen-vacancy (NV) centers in diamond are widely used in the development of a number of sensors. The sensitivity of these devices is limited by both the number of centers used a…
Low frequency phase stabilization and phase tuning of an optical lattice with a variable period
P. A. Aksentsev, V. A. Khlebnikov, I. S. Cojocaru +12
Optical lattices play a significant role in the field of cold atom physics, particularly in quantum simulations. Varying the lattice period is often a useful feature, but it presen…
Factor of 1000 suppression of the depolarization rate in ultracold thulium collisions
I. A. Pyrkh, A. E. Rudnev, D. A. Kumpilov +10
Lanthanides are nowadays extensively used to investigate the properties of strongly correlated matter. Nevertheless, exploiting the Zeeman manifold of a lanthanide atom ground stat…
Optimization of the sensitivity of a temperature sensor based on germanium-vacancy color center (GeV) in diamond
I. S. Cojocaru, V. V. Soshenko, S. V. Bolshedvorskii +8
Temperature sensors based on the GeV color center in diamond are gaining considerable attention in both scientific and industrial fields. For widespread industrial adoption, howeve…
Bichromatic microwave manipulation of the NV center nuclear spin using transition not detectable via optically detected magnetic resonance
S. M. Drofa, V. V. Soshenko, I. S. Cojocaru +10
Recently, rotation sensors utilizing the nuclear spins of nitrogen-vacancy color centers in diamond have been demonstrated. However, these devices are power-intensive and challengi…
Transport of magnetically sensitive atoms in a magnetic environment
Davlet Kumpilov, Ivan Pyrkh, Ivan Cojocaru +12
Among interesting applications of cold atoms, quantum simulations attract a lot of attention. In this context, rare-earth ultracold atoms are particularly appealing for such simula…
Inspiration from machine learning on example of optimization of the Bose-Einstein condensate of thulium atoms in a 1064-nm trap
D. A. Kumpilov, D. A. Pershin, I. S. Cojocaru +10
The number of atoms in Bose-Einstein condensate determines the scale of experiments that can be performed, making it crucial for quantum simulations. Optimization of the number of…
Interaction of Nitrogen-Vacancy Centers in Diamond with a Dense Ensemble of Carbon-13
O. R. Rubinas, V. V. Soshenko, I. S. Cojocaru +9
The nitrogen-vacancy center in diamond attracts a lot of attention in sensing applications, mainly for temperature, magnetic field, and rotation measurements. Nuclear spins of carb…
Bose-Einstein condensate as a diagnostic tool for an optical lattice formed by 1064 nm laser light
V. V. Tsyganok, D. A. Pershin, V. A. Khlebnikov +10
Recently, the thulium atom has been cooled down to the temperature of Bose-Einstein condensation. While the condensate of the thulium atom has a lot of applications in quantum simu…
Losses of thulium atoms from optical dipole traps operating at 532 and 1064 nm
V. V. Tsyganok, D. A. Pershin, V. A. Khlebnikov +10
Recently thulium has been condensed to Bose-Einstein condensate. Machine learning was used to avoid a detailed study of all obstacles making cooling difficult. This paper analyses…
Microwave coherent spectroscopy of ultracold thulium atoms
D. A. Pershin, V. V. Yaroshenko, V. V. Tsyganok +8
Recently, the thulium atom was cooled down to the Bose-Einstein condensation temperature, thus opening a pathway to quantum simulation with this atom. However, successful simulatio…
Free-standing silicon nitride nanobeams with efficient fiber-chip interface for cavity QED
Abdulrahman Alajlan, Mohit Khurana, Xiaohan Liu +2
We present the design, fabrication and characterization of high quality factor silicon nitride nanobeam PhC cavities at visible wavelengths for coupling to diamond color centers in…
Random to chaotic temperature transition in low-field Fano-Feshbach resonances of cold thulium atoms
V. A. Khlebnikov, D. A. Pershin, V. V. Tsyganok +5
Here, we report on the observation of a random to chaotic temperature transition in the spacing of Fano-Feshbach resonances in the ultracold polarized gas of thulium atoms. This tr…
Temperature drift rate for nuclear terms of NV center ground state Hamiltonian
V. V. Soshenko, V. V. Vorobyov, O. Rubinas +6
Nitrogen-vacancy (NV) center in diamond was found to be a powerful tool for various sensing applications. The main work horse of this center so far has been optically detected elec…
Polarized cold cloud of thulium atom
V. V. Tsyganok, V. A. Khlebnikov, E. S. Kalganova +7
Minimization of internal degrees of freedom is an important step in the cooling of atomic species to degeneracy temperature. Here, we report on the loading of 6*10^5 thulium atoms…
Germanium-Vacancy Color Center in Diamond as a Non-invasive Temperature Sensor
Jing-Wei Fan, Ivan Cojocaru, Joe Becker +10
We present high-resolution, all-optical thermometry based on ensembles of GeV color center in diamond. Due to the unique properties of diamond, an all-optical approach using this m…
Light assisted collisions in ultra-cold Tm atoms
Ivan S. Cojocaru, Sergey V. Pyatchenkov, Stepan A. Snigirev +12
We studied light assisted collisions of Tm atoms in a magneto optical trap (MOT) for the first time, working on a weak cooling transition at 530.7 nm $(4f^{13}(^2F^0)6s^2,J=7/2,F=4…