193 citations · 900 across the 16 of their papers we have counts for
16 papers
Temporal Walk-off Induced Dissipative Quadratic Solitons
Arkadev Roy, Rajveer Nehra, Saman Jahani +4
A plethora of applications have recently motivated extensive efforts on the generation of low noise Kerr solitons and coherent frequency combs in various platforms ranging from fib…
Femtojoule, femtosecond all-optical switching in lithium niobate nanophotonics
Qiushi Guo, Ryoto Sekine, Luis Ledezma +6
Optical nonlinear functions are crucial for various applications in integrated photonics, such as all-optical information processing, photonic neural networks and on-chip ultrafast…
Intense optical parametric amplification in dispersion engineered nanophotonic lithium niobate waveguides
Luis Ledezma, Ryoto Sekine, Qiushi Guo +3
Strong amplification in integrated photonics is one of the most desired optical functionalities for computing, communications, sensing, and quantum information processing. Semicond…
Confining light in all-dielectric anisotropic metamaterial particles for nano-scale nonlinear optics
Saman Jahani, Joong Hwan Bahng, Arkadev Roy +2
High-index dielectrics can confine light into nano-scale leading to enhanced nonlinear response. However, increased momentum in these media can deteriorate the overlap between diff…
Enhancing the Performance of Superconducting Nanowire-Based Detectors with High-Filling Factor by Using Variable Thickness
Reza Baghdadi, Ekkehart Schmidt, Saman Jahani +9
Current crowding at bends of superconducting nanowire single-photon detectors is one of the main factors limiting the performance of meander-style detectors with large filling fact…
Non-Dissipative Non-Hermitian Dynamics and Exceptional Points in Coupled Optical Parametric Oscillators
Arkadev Roy, Saman Jahani, Qiushi Guo +4
Engineered non-Hermitian systems featuring exceptional points can lead to a host of extraordinary phenomena in diverse fields ranging from photonics, acoustics, opto-mechanics, ele…
Spectral Phase Transitions in Optical Parametric Oscillators
Arkadev Roy, Saman Jahani, Carsten Langrock +2
Spectral behaviors of photonic resonators have been the basis for a range of fundamental studies, with applications in classical and quantum technologies. Driven nonlinear resonato…
Mie resonance engineering in meta-shell supraparticles for nanoscale nonlinear optics
Joong Hwan Bahng, Saman Jahani, Douglas Montjoy +3
Supraparticles are coordinated assemblies of discrete nanoscale building blocks into complex and hierarchical colloidal superstructures. Holistic optical responses in such assembli…
Two-dimensional extreme skin depth engineering for CMOS photonics
Matthew van Niekerk, Saman Jahani, Justin Bickford +9
Extreme skin depth engineering (e-skid) can be applied to integrated photonics to manipulate the evanescent field of a waveguide. Here we demonstrate that e-skid can be implemented…
Wavelength-scale Optical Parametric Oscillators
Saman Jahani, Arkadev Roy, Alireza Marandi
Despite recent progress in nonlinear optics in wavelength-scale resonators, there are still open questions on the possibility of parametric oscillation in such resonators. We prese…
Probabilistic vortex crossing criterion for superconducting nanowire single-photon detectors
Saman Jahani, Li-Ping Yang, Adrian Buganza Tepole +3
Superconducting nanowire single-photon detectors have emerged as a promising technology for quantum metrology from the mid-infrared to ultra-violet frequencies. Despite the recent…
Switching Purcell effect with nonlinear epsilon-near-zero media
Saman Jahani, Hangqi Zhao, Zubin Jacob
An optical topological transition is defined as the change in the photonic isofrequency surface around epsilon-near-zero (ENZ) frequencies which can considerably change the spontan…
Controlling evanescent waves using silicon photonic all-dielectric metamaterials for dense integration
Saman Jahani, Sangsik Kim, Jonathan Atkinson +11
Ultra-compact, densely integrated optical components manufactured on a CMOS-foundry platform are highly desirable for optical information processing and electronic-photonic co-inte…
Breakthroughs in Photonics 2014: Relaxed Total Internal Reflection
Saman Jahani, Zubin Jacob
Total internal reflection (TIR) is a ubiquitous phenomenon used in photonic devices ranging from waveguides and resonators to lasers and optical sensors. Controlling this phenomeno…
Transparent subdiffraction optics: nanoscale light confinement without metal
Saman Jahani, Zubin Jacob
The integration of nanoscale electronics with conventional optical devices is restricted by the diffraction limit of light. Metals can confine light at the subwavelength scales nee…
Photonic skin-depth engineering
Saman Jahani, Zubin Jacob
Recently we proposed a paradigm shift in light confinement strategy showing how relaxed total internal reflection and photonic skin-depth engineering can lead to sub-diffraction wa…