140 citations · 1.5k across the 88 of their papers we have counts for
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Frequency mixing spectroscopy of spins in diamond
Mohammed Attrash, Sergei Masis, Sergey Hazanov +2
Frequency mixing processes in spin systems have a variety of applications in meteorology and in quantum data processing. Spin spectroscopy based on frequency mixing offers some adv…
Partial disentanglement in a multipartite system
Eyal Buks
We explore a nonlinear extension to quantum theory giving rise to deterministic partial disentanglement between pairs of particles. The extension is based on a modified Schrödinger…
Spontaneous collapse by entanglement suppression
Eyal Buks
We study a recently proposed modified Schrödinger equation having an added nonlinear term, which gives rise to disentanglement. The process of quantum measurement is explored for t…
Thermalization and disentanglement with a nonlinear Schrödinger equation
Eyal Buks
We study a recently proposed modified Schrödinger equation having an added nonlinear term. For the case where a stochastic term is added to the Hamiltonian, the fluctuating respons…
High temperature spectroscopy of nitrogen vacancy centers in diamond
Mohammed Attrash, Oleg Shtempluck, Eyal Buks
We study spectroscopy of negatively charged nitrogen-vacancy center in diamond at high temperatures under high vacuum conditions. Spin resonances are studied using optical detectio…
Quantum measurement with recycled photons
Eyal Buks, Banoj Kumar Nayak
We study a device composed of an optical interferometer integrated with a ferri-magnetic sphere resonator (FSR). Magneto-optic coupling can be employed in such a device to manipula…
The mean field approximation and disentanglement
Eyal Buks
The mean field approximation becomes applicable when entanglement is sufficiently weak. We explore a nonlinear term that can be added to the Schrödinger equation without violating…
Optically detected flip-flops between different spin ensembles in diamond
Sergei Masis, Sergey Hazanov, Nir Alfasi +2
We employ the technique of optical detection of magnetic resonance to study dipolar interaction in diamond between nitrogen-vacancy color centers of different crystallographic orie…
Stability of the Grabert master equation
Eyal Buks, Dvir Schwartz
We study the dynamics of a quantum system having Hilbert space of finite dimension . Instabilities are possible provided that the master equation governing the syst…
Driving-induced resonance narrowing in a strongly coupled cavity-qubit system
Eyal Buks, Paul Brookes, Eran Ginossar +4
We study a system consisting of a superconducting flux qubit strongly coupled to a microwave cavity. Externally applied qubit driving is employed in order to manipulate the spectru…
Frequency mixing in a ferrimagnetic sphere resonator
Cijy Mathai, Sergei Masis, Oleg Shtempluck +2
Frequency mixing in ferrimagnetic resonators based on yttrium and calcium vanadium iron garnets (YIG and CVBIG) is employed for studying their nonlinear interactions. The ferrimagn…
Instability in the Hartmann--Hahn double resonance
Roei Levi, Sergei Masis, Eyal Buks
The Hartmann-Hahn technique allows sensitivity enhancement of magnetic resonance imaging and spectroscopy by coupling the spins under study to another spin species that is external…
Mode locking in an optomechanical cavity
Eyal Buks, Roei Levi, Ivar Martin
We experimentally study a fiber-based optical ring cavity integrated with a mechanical resonator mirror and an optical amplifier. The device exhibits a variety of intriguing nonlin…
Self-excited oscillation and synchronization of an on-fiber optomechanical cavity
Eyal Buks, Ivar Martin
We study a fully on-fiber optomechanical cavity and characterize its performance as a sensor. The cavity is formed by patterning a suspended metallic mirror near the tip of an opti…
Multiphoton resonances in nitrogen-vacancy defects in diamond
Sergei Masis, Nir Alfasi, Roei Levi +2
Dense ensembles of nitrogen vacancy (NV) centers in diamond are of interest for various applications including magnetometry, masers, hyperpolarization and quantum memory. All of th…
Optical detection of paramagnetic defects in diamond using off-resonance excitation of NV centers
Nir Alfasi, Sergei Masis, Oleg Shtempluck +1
In this work we use fluorescence from nitrogen-vacancy defects in diamond to detect and explore other paramagnetic defects in the diamond, such as P1 defects, which are commonly un…
Exploring the nonlinear regime of light-matter interaction using electronic spins in diamond
Nir Alfasi, Sergei Masis, Roni Winik +4
The coupling between defects in diamond and a superconducting microwave resonator is studied in the nonlinear regime. Both negatively charged nitrogen-vacancy and P1 defects are ex…
Local tuning of the order parameter in superconducting weak links: A zero-inductance nano device
Roni Winik, Itamar Holzman, Emanuele G. Dalla Torre +2
Controlling both the amplitude and phase of the quantum order parameter (ψ) in nanostructures is important for next-generation information and communication technologies. The long-…
On-demand source of maximally entangled photon-pairs using the biexciton-exciton radiative cascade
R. Winik, D. Cogan, Y. Don +7
We perform full time resolved tomographic measurements of the polarization state of pairs of photons emitted during the radiative cascade of the confined biexciton in a semiconduct…
Off resonance coupling between a cavity mode and an ensemble of driven spins
Hui Wang, Sergei Masis, Roei Levi +2
We study the interaction between a superconducting cavity and a spin ensemble. The response of a cavity mode is monitored while simultaneously the spins are driven at a frequency c…
Enhanced concentrations of nitrogen-vacancy centers in diamond through TEM irradiation
D. Farfurnik, N. Alfasi, S. Masis +6
The studies of many-body dynamics of interacting spin ensembles, as well as quantum sensing in solid state systems, are often limited by the need for high spin concentrations, alon…
Sensing Dispersive and Dissipative Forces by an Optomechanical Cavity
Oren Suchoi, Eyal Buks
We experimentally study an optomechanical cavity that is formed between a mechanical resonator, which serves as a movable mirror, and a stationary on-fiber dielectric mirror. A sig…
Devil's Staircase in an Optomechanical Cavity
Hui Wang, Yuvaraj Dhayalan, Eyal Buks
We study self-excited oscillation (SEO) in an on-fiber optomechanical cavity. While the phase of SEO randomly diffuses in time when the laser power that is injected into the cavity…
Superharmonic Resonances in a Strongly Coupled Cavity-Atom System
Eyal Buks, Chunqing Deng, Jean-Luc F. X. Orgazzi +2
We study a system consisting of a superconducting flux qubit strongly coupled to a microwave cavity. The fundamental cavity mode is externally driven and the response is investigat…