Nanophotonics

News and Updates

cryogenically cooled laser microresonator frequency comb

Comb on a Chip: New Design for ‘Optical Ruler’ Could Revolutionize Clocks, Telescopes, Telecommunications

June 22, 2020

Just as a meter stick with hundreds of tick marks can be used to measure distances with great precision, a device known as a laser frequency comb, with its

What a Switch! NIST-Led Team Develops Tiny Low-Energy Device to Rapidly Reroute Light in Computer Chips

November 14, 2019

Researchers at the National Institute of Standards and Technology (NIST) and their colleagues have developed an optical switch that routes light from one

Sculpting Super-Fast Light Pulses: NIST Nanopillars Shape Light Precisely for Practical Applications

May 2, 2019

Imagine being able to shape a pulse of light in any conceivable manner—compressing it, stretching it, splitting it in two, changing its intensity or altering

Projects and Programs

PTIR combines the spatial resolution of AFM with the specificity of absorption spectroscopy

Nano-Chemical Imaging and -Spectroscopy (IR, nIR, VIS)

Conventional techniques for analyzing chemical composition, such as infrared (IR) microscopy often miss critically important nanoscale details. To overcome this

Frequency Conversion Interfaces for Photonic Quantum Systems

Optical frequency conversion, in which the color of light is changed, is a process that has numerous applications in physics and technology. For example, green

Modeling and Simulation of Nanofabrication (Archived)

Most manufacturing has historically been based on top-down fabrication and assembly. With rapid advances in nanotechnology, there is increasing interest in

Photonic Dosimetry

As part of the NIST on a Chip program, the Photonic Dosimetry project is set to develop in-situ sub-micrometer ionizing-radiation dosimetry and calorimetry

Publications

Proposal for noise-free visible-telecom quantum frequency conversion through third-order sum and difference frequency generation

January 15, 2021

Author(s)

Xiyuan Lu, Gregory T. Moille, Ashutosh S. Rao, Kartik Srinivasan

Independent Amplitude Control of Arbitrary Orthogonal States of Polarization via Dielectric Metasurfaces

December 23, 2020

Author(s)

Qingbin Fan, Mingze Liu, Cheng Zhang, Wenqi Zhu, Yilin Wang, Peicheng Lin, Feng Yan, Lu Chen, Henri Lezec, Yanqing Lu, Amit Agrawal, Ting Xu

Exquisite polarization control using optical metasurfaces has attracted considerable attention thanks to their ability to manipulate multichannel independent

Automated on-axis direct laser writing of coupling elements for photonic chips

December 21, 2020

Author(s)

Edgar F. Perez, Gregory T. Moille, Xiyuan Lu, Daron Westly, Kartik Srinivasan

Direct laser writing (DLW) has recently been used to create versatile micro-optic structures that facilitate photonic-chip coupling, like free-form lenses, free

Improved coupled-mode theory for high-index-contrast photonic platforms

December 4, 2020

Author(s)

Qing Li, Gregory T. Moille, Hossein Taheri, Ali Adibi, Kartik Srinivasan

Coupled-mode theory has been widely used in optics and photonics design. Despite its popularity, several different formulations of coupled-mode theory exist in

Tools and Instruments

Sample Preparation and Metrology Tools

Read about our sample preparation and metrology tools.

Awards

Kartik Srinivasan Elected OSA Fellow

Optical Society of America (OSA) members who have served with distinction in the advancement of optics may be proposed for election to the...