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Pathway to Optical-Cycle Dynamic Photonics: Extreme Electron Temperatures in Transparent Conducting Oxides
Jae Ik Choi, Vahagn Mkhitaryan, Colton Fruhling +4
We theoretically demonstrate that transparent conducting oxides (TCOs) exhibit oscillatory and sign-reversing dynamic modulation in transmittance on the order of a few optical cycl…
Machine-Learning-Assisted Photonic Device Development: A Multiscale Approach from Theory to Characterization
Yuheng Chen, Alexander Montes McNeil, Taehyuk Park +16
Photonic device development (PDD) has achieved remarkable success in designing and implementing new devices for controlling light across various wavelengths, scales, and applicatio…
All-optical modulation with single-photons using electron avalanche
Demid V. Sychev, Peigang Chen, Yuheng Chen +6
The distinctive characteristics of light, such as high-speed and low-loss propagation, low cross-talk and low power consumption, along with photons unique quantum properties, make…
Wide-range Angle-sensitive Plasmonic Color Printing on Lossy-Resonator Substrates
Sarah N. Chowdhury, Jeffrey Simon, Michał P. Nowak +8
We demonstrate a sustainable, lithography-free process for generating non fading plasmonic colors with a prototype device that produces a wide range of vivid colors in red, green,…
Topological electromagnetic waves in dispersive and lossy plasma crystals
Chen Qian, Yue Jiang, Jicheng Jin +4
Topological photonic crystals, which offer topologically protected and back-scattering-immune transport channels, have recently gained significant attention for both scientific and…
Engineering the Temporal Dynamics with Fast and Slow Materials for All-Optical Switching
Soham Saha, Benjamin Diroll, Mustafa Goksu Ozlu +8
All optical switches offer advanced control over the properties of light at ultrafast timescales using optical pulses as both the signal and the control. Limited only by material r…
Greatly Enhanced Emission from Spin Defects in Hexagonal Boron Nitride Enabled by a Low-Loss Plasmonic Nano-Cavity
Xiaohui Xu, Abhishek. B. Solanki, Demid Sychev +13
Two-dimensional hexagonal boron nitride (hBN) has been known to host a variety of quantum emitters with properties suitable for a broad range of quantum photonic applications. Amon…
Tailoring the Thickness-Dependent Optical Properties of Conducting Nitrides and Oxides for Epsilon-Near-Zero-Enhanced Photonic Applications
Soham Saha, Mustafa Goksu Ozlu, Sarah N. Chowdhury +5
The unique properties of the emerging photonic materials - conducting nitrides and oxides - especially their tailorability, large damage thresholds, and the so-called epsilon-near-…
Optimizing Startshot lightsail design: a generative network-based approach
Zhaxylyk A. Kudyshev, Alexander V. Kildishev, Vladimir M. Shalaev +1
The Starshot lightsail project aims to build an ultralight spacecraft ("nanocraft") that can reach Proxima Centauri b in approximately 20 years, requiring propulsion with a relativ…
Efficient Topology Optimized Couplers for On-Chip Single-photon Sources
Omer Yesilyurt, Zhaxylyk A. Kudyshev, Alexandra Boltasseva +2
Room temperature single-photon sources (SPSs) are critical for the emerging practical quantum applications such as on-chip photonic circuity for quantum communications systems and…
Machine learning assisted quantum super-resolution microscopy
Zhaxylyk A. Kudyshev, Demid Sychev, Zachariah Martin +5
One of the main characteristics of optical imaging systems is the spatial resolution, which is restricted by the diffraction limit to approximately half the wavelength of the incid…
Enabling optical steganography, data storage, and encryption with plasmonic colors
Maowen Song, Di Wang, Zhaxylyk A. Kudyshev +5
Plasmonic color generation utilizing ultra-thin metasurfaces as well as metallic nanoparticles hold a great promise for a wide range of applications, including color displays, data…
Extraordinarily Large Permittivity Modulation in Zinc Oxide for Dynamic Nanophotonics
Soham Saha, Aveek Dutta, Clayton DeVault +7
The dielectric permittivity of a material encapsulates the essential physics of light-matter interaction into the material's local response to optical excitation. Dynamic, photo-in…
Machine learning assisted global optimization of photonic devices
Zhaxylyk A. Kudyshev, Alexander V. Kildishev, Vladimir M. Shalaev +1
Over the past decade, artificially engineered optical materials and nanostructured thin films have revolutionized the area of photonics by employing novel concepts of metamaterials…
Single and multi-mode directional lasing from arrays of dielectric nanoresonators
Shaimaa I. Azzam, Krishnakali Chaudhuri, Alexei Lagutchev +5
The strong electric and magnetic resonances in dielectric subwavelength structures have enabled unique opportunities for efficient manipulation of light-matter interactions. Beside…
Machine-Learning-Assisted Metasurface Design for High-Efficiency Thermal Emitter Optimization
Zhaxylyk A. Kudyshev, Alexander V. Kildishev, Vladimir M. Shalaev +1
With the emergence of new photonic and plasmonic materials with optimized properties as well as advanced nanofabrication techniques, nanophotonic devices are now capable of providi…
Rapid classification of quantum sources enabled by machine learning
Zhaxylyk A. Kudyshev, Simeon Bogdanov, Theodor Isacsson +3
Deterministic nanoassembly may enable unique integrated on-chip quantum photonic devices. Such integration requires a careful large-scale selection of nanoscale building blocks suc…
Photonic topological phase transition on demand
Zhaxylyk A. Kudyshev, Alexander V. Kildishev, Alexandra Boltasseva +1
On-demand, switchable phase transitions between topologically non-trivial and trivial photonic states are demonstrated. Specifically, it is shown that integration of a 2D array of…
Full-wave analysis of reverse saturable absorption in time-domain
Shaimaa I. Azzam, Alexander V. Kildishev
An advanced full-wave time-domain numerical model for reverse saturable absorption (RSA) is presented and verified against established methods. Rate equations, describing atomic re…
Formation of Bound States in the Continuum in Hybrid Plasmonic-Photonic Systems
Shaimaa I. Azzam, Vladimir M. Shalaev, Alexandra Boltasseva +1
A bound state in the continuum (BIC) is a localized state of an open structure with access to radiation channels, yet it remains highly confined with, in theory, infinite lifetime…
Ultrathin and Multicolor Optical Cavities with Embedded Metasurfaces
Amr M. Shaltout, Jongbum Kim, Alexandra Boltasseva +2
Over the past years, photonic metasurfaces have demonstrated their remarkable and diverse capabilities for achieving advanced control over light propagation by confining electromag…
Surface-plasmon opto-magnetic field enhancement for all-optical magnetization switching
Aveek Dutta, Alexander V. Kildishev, Vladimir M. Shalaev +2
The demand for faster magnetization switching speeds and lower energy consumption has driven the field of spintronics in recent years. The magnetic tunnel junction is the most deve…
Lasing Action with Gold Nanorod Hyperbolic Metamaterials
Rohith Chandrasekar, Zhuoxian Wang, Xiangeng Meng +7
Coherent nanoscale photon sources are of paramount importance to achieving all-optical communication. Several nanolasers smaller than the diffraction limit have been theoretically…
Second harmonic generation with plasmonic metasurfaces: direct comparison of electric and magnetic resonances
Rohith Chandrasekar, Naresh K. Emani, Alexei Lagutchev +4
Plasmonic resonances in metallic nanostructures have been shown to drastically enhance local electromagnetic fields, and thereby increase the efficiency of nonlinear optical phenom…