Ganapathi Subramania
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View article: Electric Drive Technologies Research: ELT223 Component Modeling, Co-Optimization, and Trade-Space Evaluation Annual Report
Electric Drive Technologies Research: ELT223 Component Modeling, Co-Optimization, and Trade-Space Evaluation Annual Report Open
View article: InAs Terahertz Metalens Emitter for Focused Terahertz Beam Generation
InAs Terahertz Metalens Emitter for Focused Terahertz Beam Generation Open
View article: InAs Terahertz Metalens Emitter for Focused Terahertz Beam Generation
InAs Terahertz Metalens Emitter for Focused Terahertz Beam Generation Open
Metasurfaces have opened doors to combining multiple photonic functionalities in a single compact device. In particular, the ability to generate short terahertz (THz) pulses with precise wavefront engineering in a single THz metasurface re…
View article: Electrodeposited Magnetoelastic Sensors for Ground Fault Current Detection
Electrodeposited Magnetoelastic Sensors for Ground Fault Current Detection Open
View article: Electrodeposited Magnetoelastic Sensors for Ground Fault Current Detection
Electrodeposited Magnetoelastic Sensors for Ground Fault Current Detection Open
View article: Nanostructuring wide bandgap semiconductors for light manipulation
Nanostructuring wide bandgap semiconductors for light manipulation Open
View article: Light manipulation with nanostructures
Light manipulation with nanostructures Open
View article: Component Testing, Co-Optimization, and Trade-Space Evaluation 2024
Component Testing, Co-Optimization, and Trade-Space Evaluation 2024 Open
View article: InAs nonlinear metalens for focused terahertz pulse generation
InAs nonlinear metalens for focused terahertz pulse generation Open
View article: Nanophotonic structures to control propagation, emission and topological behavior of light
Nanophotonic structures to control propagation, emission and topological behavior of light Open
View article: Broadband light funneling in ultrasubwavelength channels having periodic connected unfilled apertures
Broadband light funneling in ultrasubwavelength channels having periodic connected unfilled apertures Open
A structure for broadband light funneling comprises a two-dimensional periodic array of connected ultrasubwavelength apertures, each aperture comprising a large sub-aperture that aids in the coupling of the incoming incident light and a sm…
View article: Performance of a 3 cc Yb+ trap as a microwave clock after 10 years
Performance of a 3 cc Yb+ trap as a microwave clock after 10 years Open
View article: Multicolor photonic crystal laser array
Multicolor photonic crystal laser array Open
A multicolor photonic crystal laser array comprises pixels of monolithically grown gain sections each with a different emission center wavelength. As an example, two-dimensional surface-emitting photonic crystal lasers comprising broad gai…
View article: Volume-scalable high-brightness three-dimensional visible light source
Volume-scalable high-brightness three-dimensional visible light source Open
A volume-scalable, high-brightness, electrically driven visible light source comprises a three-dimensional photonic crystal (3DPC) comprising one or more direct bandgap semiconductors. The improved light emission performance of the inventi…
View article: III-Nitride Nanophotonics.
III-Nitride Nanophotonics. Open
View article: Metrics and Strategies for Design of DC Bias Resilient Transformers
Metrics and Strategies for Design of DC Bias Resilient Transformers Open
Geomagnetic disturbances (GMDs) give rise to geomagnetically induced currents (GICs) on the earth’s surface which find their way into power systems via grounded transformer neutrals. The quasi-dc nature of the GICs results in half-cycle sa…
View article: Nanostructured Isolation Layer for Enhanced III-Nitride Photonics Performance .
Nanostructured Isolation Layer for Enhanced III-Nitride Photonics Performance . Open
View article: An Ensemble of Prototype Yb+ Microwave Ion Clocks.
An Ensemble of Prototype Yb+ Microwave Ion Clocks. Open
View article: Component Testing, Co-Optimization, and Trade-Space Evaluation.
Component Testing, Co-Optimization, and Trade-Space Evaluation. Open
exercising the design software to evaluate performance gaps and predict the impact of certain technologies and design approaches, i.e. GaN semiconductors, ceramic capacitors, and select topologies; and (4) building and testing hardware pro…
View article: III-Nitride Photonic Crystal Membrane Cavity with Substrate Isolation.
III-Nitride Photonic Crystal Membrane Cavity with Substrate Isolation. Open
proximal to the photonic crystal (light extraction area) yet displaced from the absorbing metal contact. The photonic crystal Bragg scatters what would have otherwise been guided modes out of the LED, increasing the extraction efficiency. …
View article: Development of Vertical GaN Power Devices for Use in Electric Vehicle Drivetrains (invited).
Development of Vertical GaN Power Devices for Use in Electric Vehicle Drivetrains (invited). Open
View article: III-Nitride Nanowire based Photonics.
III-Nitride Nanowire based Photonics. Open
View article: Low Refractive Cladding in III-Nitride Photonics.
Low Refractive Cladding in III-Nitride Photonics. Open
View article: Broadband Non-resonant Platform for Electric field Enhancement.
Broadband Non-resonant Platform for Electric field Enhancement. Open
View article: Multi-Color Nanowire Photonic Crystal Laser Pixels.
Multi-Color Nanowire Photonic Crystal Laser Pixels. Open
View article: Visible Three Dimensional Photonic using Silicon.
Visible Three Dimensional Photonic using Silicon. Open
View article: Top-Down III-Nitride Nanowires.
Top-Down III-Nitride Nanowires. Open
View article: Three Dimensional Gap Photonic Crystal: An Engineered Electromagnetic Platform for Manipulating Light-Matter Interaction (invited).
Three Dimensional Gap Photonic Crystal: An Engineered Electromagnetic Platform for Manipulating Light-Matter Interaction (invited). Open
View article: Photonic and Plasmonic Crystals: Nanostructured Platforms for Controlling Light-Matter Interaction (invited).
Photonic and Plasmonic Crystals: Nanostructured Platforms for Controlling Light-Matter Interaction (invited). Open
View article: Optical isolation in III-Nitride Photonics.
Optical isolation in III-Nitride Photonics. Open