Nanochemistry

News and Updates

Researchers Explore Energy-saving Catalysts that Operate at Room Temperature

April 15, 2019

NIST researchers have explored in unprecedented detail a new breed of catalysts that allow some chemical reactions,...

An electron micrograph showing a globular cluster of silver nanoparticles atop the surface of a cutting board from which it was scratched off.

Do Kitchen Items Shed Antimicrobial Nanoparticles After Use?

November 08, 2018

Because of their antimicrobial and antifungal properties, silver nanoparticles measuring between one and 100 nanometers...

Atomic-Scale Movies Reveal That Catalyst Nanoparticles Undergo Internal Changes to Forge Carbon Nanotubes

September 20, 2017

Lights, camera, catalysis! Researchers at the National Institute of Standards and Technology (NIST) have made some of...

Even Better than DNA Origami

September 01, 2017

DNA is the stuff of life, but it is also the stuff of nanotechnology. Because molecules of DNA with complementary...

Publications

Removal of Synthetic Azo Dye using Bimetallic Nickel-Iron Nanoparticles

March 19, 2019

Author(s):

Shelby Foster, Katie Estoque, Michael Voecks, Nikki S. Rentz, Lauren Greenlee

Bimetallic nanoparticles comprised of Iron (Fe) and Nickel (Ni) were investigated for the removal of an azo dye contaminant in water. NiFe nanoparticles were...

Contact and Non-Contact Measurement of Electronic Transport in Individual 2D SnS Colloidal Semiconductor Nanocrystals

September 24, 2018

Author(s):

Adam J. Biacchi, Son T. Le, Brian G. Alberding, Joseph A. Hagmann, Sujitra J. Pookpanratana, Edwin J. Heilweil, Curt A. Richter, Angela R. Hight Walker

Colloidal-based solution syntheses offer a scalable and cost-efficient means of producing 2D nanomaterials in high yield. While much progress has been made...

A Spin-1 Representation for Dual-Funnel Energy Landscapes

July 20, 2018

Author(s):

Justin E. Elenewski, Kirill Velizhanin, Michael P. Zwolak

The interconversion between left- and right-handed helical folds of a polypeptide defines a dual-funneled free energy landscape. In this context, the funnel...

Physical and Chemical Transformations of Silver Nanomaterials in Textiles After Use and Disposal

May 15, 2018

Author(s):

Danielle E. Gorka, Justin M. Gorham

Silver nanomaterials (AgNMs) have been increasingly used in consumer products for their antibacterial properties. Textiles, including wound dressings, are just...

Projects & Programs

Schematic showing DNA origami in a laser beam

Tools & Instruments

X-ray Photoelectron Spectroscopy

The Material Measurement Science Division at NIST performs surface chemical analysis using X-ray Photoelectron Spectroscopy (XPS) with capabilities for routine...

Nanochemistry

News and Updates

Researchers Explore Energy-saving Catalysts that Operate at Room Temperature

Do Kitchen Items Shed Antimicrobial Nanoparticles After Use?

Atomic-Scale Movies Reveal That Catalyst Nanoparticles Undergo Internal Changes to Forge Carbon Nanotubes

Even Better than DNA Origami

Publications

Removal of Synthetic Azo Dye using Bimetallic Nickel-Iron Nanoparticles

Contact and Non-Contact Measurement of Electronic Transport in Individual 2D SnS Colloidal Semiconductor Nanocrystals

A Spin-1 Representation for Dual-Funnel Energy Landscapes

Physical and Chemical Transformations of Silver Nanomaterials in Textiles After Use and Disposal

Projects & Programs

DNA Origami for Precise Manufacturing of Nanoscale Structures

Fundamental Interaction Mechanisms of Engineered Nanomaterials with DNA

Tracking Nanoparticles as Optical Indicators of Device Dynamics

Tools & Instruments

X-ray Photoelectron Spectroscopy