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

New Device Widens Light Beams by 400 Times, Broadening Possibilities in Science and Technology

November 27, 2018

By using light waves instead of electric current to transmit data, photonic chips—circuits for light—have advanced fundamental research in many areas from

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

Measuring Light-Matter Interactions in Chip-Based Optical Cavities

Measuring interactions between light and matter has both fundamental and practical importance. For example, lasers have had a profound influence on science and

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

Publications

Room temperature wideband tunable photoluminescence of pulsed thermally annealed layered black phosphorus

September 21, 2020

Author(s)

Sara A. Alodan, Justin M. Gorham, Frank W. DelRio, Fadhel Alsaffar, Ghadeer Aljalham, Chongwu Zhou, Moh R. Amer

Newly explored two-dimensional (2D) materials have shown promising optical properties, owning to the tunable band gap of the layered material with its thickness

Photorealistic full-color nanopainting enabled by a low-loss metasurface

September 4, 2020

Author(s)

Pengcheng Huo, Maowen Song, Wenqi Zhu, Cheng Zhang, Lu Chen, Henri J. Lezec, Yanqing Lu, Amit K. Agrawal, Ting Xu

We design and experimentally demonstrate a TiO2 metasurface that enables full-color generation and ultrasmooth color brightness variations. The reproduced

Plasmon Lasers

August 26, 2020

Author(s)

Wenqi Zhu, Shawn M. Divitt, Matthew S. Davis, Cheng Zhang, Ting Xu, Henri J. Lezec, Amit K. Agrawal

Recent advancements in the ability to design, fabricate and characterize optical and optoelectronic devices at the nanometer scale have led to tremendous

High-brightness lasing at submicrometer enabled by droop-free fin light-emitting diodes (LEDs)

August 14, 2020

Author(s)

Robin P. Hansen, Amit K. Agrawal, Michael Shur, Jerry Tersoff, Babak Nikoobakht, Yuqin Zong

Efficiency droop, i.e., a decline in brightness of light-emitting diodes (LEDs) at high electrical currents, limits the performance of all commercial LEDs and

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...