Intelligent designs in nanophotonics: from optimization towards inverse creation
Applying intelligence algorithms to conceive nanoscale meta-devices becomes a flourishing
and extremely active scientific topic over the past few years. Inverse design of functional …
and extremely active scientific topic over the past few years. Inverse design of functional …
Software-defined nanophotonic devices and systems empowered by machine learning
Nanophotonic devices, such as metasurfaces and silicon photonic components, have been
progressively demonstrated to be efficient and versatile alternatives to their bulky …
progressively demonstrated to be efficient and versatile alternatives to their bulky …
Maximal nighttime electrical power generation via optimal radiative cooling
We present a systematic optimization of nighttime thermoelectric power generation system
utilizing radiative cooling. We show that an electrical power density> 2 W/m^ 2, two orders of …
utilizing radiative cooling. We show that an electrical power density> 2 W/m^ 2, two orders of …
Inverse design of photonic devices with strict foundry fabrication constraints
We introduce a new method for the inverse design of nanophotonic devices that guarantees
that the resulting designs satisfy strict length scale constraints, including minimum width and …
that the resulting designs satisfy strict length scale constraints, including minimum width and …
Interpretable inverse-designed cavity for on-chip nonlinear photon pair generation
Inverse design is a powerful tool in wave physics for compact, high-performance devices. To
date, applications in photonics have mostly been limited to linear systems and it has rarely …
date, applications in photonics have mostly been limited to linear systems and it has rarely …
Inverse design of grating couplers using the policy gradient method from reinforcement learning
We present a proof-of-concept technique for the inverse design of electromagnetic devices
motivated by the policy gradient method in reinforcement learning, named PHORCED (PH …
motivated by the policy gradient method in reinforcement learning, named PHORCED (PH …
400%/W second harmonic conversion efficiency in 14 μm-diameter gallium phosphide-on-oxide resonators
Second harmonic conversion from 1550 nm to 775 nm with an efficiency of 400% W^− 1 is
demonstrated in a gallium phosphide (GaP) on oxide integrated photonic platform. The …
demonstrated in a gallium phosphide (GaP) on oxide integrated photonic platform. The …
Biphysical undetectable concentrators manipulating both heat flux and direct current via topology optimization
G Fujii - Physical Review E, 2022 - APS
Recent remarkable developments in metamaterials and metadevices manipulating diffusive
processes, such as thermal and electrical conduction, have enabled the control of multiple …
processes, such as thermal and electrical conduction, have enabled the control of multiple …
[HTML][HTML] Inverse design of cavities for Bloch Surface Waves interfaced to integrated waveguides
The design of functional elements for Bloch Surface Waves (BSW) is challenging because of
the relatively low index contrast offered by the respective platforms. Here, we design a …
the relatively low index contrast offered by the respective platforms. Here, we design a …
Fundamental limits to attractive and repulsive Casimir-Polder forces
We derive upper and lower bounds on the Casimir-Polder force between an anisotropic
dipolar body and a macroscopic body, separated by vacuum, via algebraic properties of …
dipolar body and a macroscopic body, separated by vacuum, via algebraic properties of …