Nanoplasmonics

News and Updates

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

Illustration of a plasmomechanical oscillator

Doing the Nano-Shimmy

April 9, 2018

Imagine a single particle, only one-tenth the diameter of a bacterium, whose miniscule jiggles induce sustained vibrations in an entire mechanical device some

schematic of laser light interacting with a plasmonic gap resonator

NIST Device for Detecting Subatomic-Scale Motion Has Potential Robotics, Homeland Security Applications

December 15, 2016

Scientists at the National Institute of Standards and Technology (NIST) have developed a new device that measures the motion of super-tiny particles traversing

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

Designing the Nanoworld: Nanostructure, Nanodevices, and Nano-optics

Nano and atomic scale theory of the electronic, optical and mechanical properties of ultrasmall structures, such as semiconductor quantum dots and dopants in Si

Nanoplasmonics and Three-Dimensional Plasmonic Metamaterials

Metamaterials are tailor-made photonic composites--combinations of materials designed to achieve optical properties not seen in nature. The properties stem from

Nanostructures for Energy Conversion

Electrochemical systems containing nanostructured materials are increasingly being incorporated into devices for efficiently harvesting, storing, and converting

Publications

Endothermic reaction at room temperature enabled by deep-ultraviolet plasmons

November 2, 2020

Author(s)

Canhui Wang, Wei-Chang D. Yang, David M. Raciti, Alina Bruma, Ronald Marx, Amit Agrawal, Renu Sharma

Sequestration and conversion of CO2 is a promising method for remedying climate change. However, current technologies remain limited due to infeasible system

Plasmonic Electronic Raman Scattering as Internal Standard for Spatial and Temporal Calibration in Quantitative Surface-enhanced Raman Spectroscopy

October 28, 2020

Author(s)

Wonil Nam, Yuming Zhao, Junyeob Song, Seied Ali Safiabadi Tali, Seju Kang, Wenqi Zhu, Henri Lezec, Amit Agrawal, Peter J. Vikesland, Wei Zhou

Ultrasensitive surface-enhanced Raman spectroscopy (SERS) still faces difficulties in quantitative analysis because of its susceptibility to local optical field

Plasmon Lasers

August 26, 2020

Author(s)

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

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

Bio-inspired gas sensing: boosting performance with sensor optimization guided by machine learning"

May 12, 2020

Author(s)

Radislav A. Potyrailo, J. Brewer, B. Cheng, M. A. Carpenter, N. Houlihan, Andrei A. Kolmakov

Existing sensors for gaseous species often degrade their performance because of the loss of the measurement accuracy in the presence of interferences. Thus, new