Publications (12)
Quantum emitter formation dynamics and probing of radiation induced atomic disorder in silicon
Wei Liu, Vsevolod Ivanov, Kaushalya Jhuria +9
Near infrared color centers in silicon are emerging candidates for on-chip integrated quantum emitters, optical access quantum memories and sensing. We access ensemble G color cent…
InAs quantum dot in a needlelike tapered InP nanowire: a telecom band single photon source monolithically grown on silicon
Ali Jaffal, Walid Redjem, Philippe Regreny +8
Realizing single photon sources emitting in the telecom band on silicon substrates is essential to reach complementary-metal-oxide-semiconductor (CMOS) compatible devices that secu…
All-silicon quantum light source by embedding an atomic emissive center in a nanophotonic cavity
Walid Redjem, Yertay Zhiyenbayev, Wayesh Qarony +10
Silicon is the most scalable optoelectronic material, and it has revolutionized our lives in many ways. The prospect of quantum optics in silicon is an exciting avenue because it h…
Effect of Localization on Photoluminescence and Zero-Field Splitting of Silicon Color Centers
Vsevolod Ivanov, Jacopo Simoni, Yeonghun Lee +10
The study of defect centers in silicon has been recently reinvigorated by their potential applications in optical quantum information processing. A number of silicon defect centers…
From Quantum-Mechanical Acceleration Limits to Upper Bounds on Fluctuation Growth of Observables in Unitary Dynamics
Carlo Cafaro, Walid Redjem, Paul M. Alsing +2
Recently, the notion of a quantum acceleration limit has been proposed for any unitary time evolution of quantum systems governed by arbitrary nonstationary Hamiltonians. This limi…
Upper Bounds on Fluctuation Growths of Observables in Open Quantum Systems
Newshaw Bahreyni, Paul M. Alsing, Carlo Cafaro +2
The upper bounds for the rate of fluctuation growth of an observable in both open and closed quantum systems have been studied actively recently. In our recent work we showed that…
Enhancement of optical forces at bound state in the continuum
Haoye Qin, Walid Redjem, Boubacar Kante
Light-actuated motors, vehicles, and even space sails have drawn tremendous attention for basic science and applications in space, biomedical, and sensing domains. Optical bound st…
Disordered topological graphs enhancing nonlinear phenomena
Zhetao Jia, Matteo Seclì, Alexander Avdoshkin +4
Complex networks play a fundamental role in understanding phenomena from the collective behavior of spins, neural networks, and power grids to the spread of diseases. Topological p…
Scalable single-mode Berkeley Surface Emitting Lasers
Rushin Contractor, Wanwoo Noh, Walid Redjem +1
The scaling of electromagnetic apertures is a long-standing question that has been investigated for at least six decades but has still not been resolved [1-5]. The size of single a…
AI-Assisted Hyperspectral Interferometry and Single-Cell Dispersion Imaging
Kamyar Behrouzi, Tanveer Ahmed Siddique, Megan Teng +3
Interferometry techniques are essential for extracting phase information from optical systems enabling precise measurements of dispersion and highly sensitive detection of perturba…
Interpretable inverse-designed cavity for on-chip nonlinear and quantum optics
Zhetao Jia, Wayesh Qarony, Jagang Park +9
Inverse design is a powerful tool in wave-physics and in particular in photonics for compact, high-performance devices. To date, applications have mostly been limited to linear sys…
Defect engineering of silicon with ion pulses from laser acceleration
Walid Redjem, Ariel J. Amsellem, Frances I. Allen +27
Defect engineering is foundational to classical electronic device development and for emerging quantum devices. Here, we report on defect engineering of silicon single crystals wit…