Nanomaterials

News and Updates

Ultracold transistors serve as their own memory devices

July 29, 2021

Digital transistors – assembled by the billions in today’s computer chips – act as near-perfect electronic switches. In the “on” position, achieved when an

NIST, Collaborators Develop New Method to Better Study Microscopic Plastics in the Ocean

May 20, 2021

If you’ve been to your local beach, you may have noticed the wind tossing around litter such as an empty potato chip bag or a plastic straw. These plastics

NIST team probes indestructible quantum states that may aid quantum computing

May 14, 2021

They may not be impervious to bullets like Superman, but groups of electrons that gather along the edges of some ultrathin materials have their own superpowers

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

Resonating Platforms for Microbial, Environmental, and Materials Sensing

The Resonating Platforms project is focused on developing resonant-acoustic devices and methods for characterizing the interactions of microbes with chemical

Analysis of Copper Incorporation Into Zinc Oxide Nanowires

ZnO nanowires (NWs) are grown on bulk copper by chemical vapor deposition. Photoluminescence (PL) microscopy revealed band gap emission at 380 nm and a more

Fatigue in Silicon

Our objective is to evaluate mechanisms of fatigue in bulk silicon, a material that has been traditionally considered to be immune to degradation of mechanical

Publications

Dynamic light scattering distributions by any means

May 21, 2021

Author(s)

Natalia Farkas, John A. Kramar

Dynamic light scattering (DLS) is an essential technique for nanoparticle size analysis and has been employed extensively for decades, but despite its long

Spectral, spatial, and survivability evaluation of a binder-depleted, isotropic mat, nanotube spray coating

May 3, 2021

Author(s)

Matthew Spidell, Davis conklin, Christopher Yung, EVANGELOS THEOCHAROUS, John H. Lehman

We have improved the manufacturability of spectrally flat pyroelectric detectors for visible to mid-infrared wavelengths by demonstrating a spray-on, binder

Facile fabrication and characterization of kraft lignin@Fe3O4 nanocomposites using pH driven precipitation: effects on increasing lignin content

April 1, 2021

Author(s)

Frankie A. Petrie, Justin Gorham, Robert T. Busch, Serhiy O. Leontsev, Esteban E. Urena-Benavides, Erick S. Vasquez

Kraft lignin@Fe3O4 multicore nanocomposites fabrication proceeded using a simple pH-driven precipitation technique. An alkaline solution for kraft lignin (pH 12

Comparative study of multiwall carbon nanotube nanocomposites by Raman, SEM, and XPS measurement techniques

March 3, 2021

Author(s)

Yanmei Piao, Vipin Tondare, Chelsea S. Davis, Justin Gorham, Elijah Petersen, Jeffrey W. Gilman, Keana Scott, Andras Vladar, Angela R. Hight Walker

Substantial ongoing research efforts are investigating the production of novel composite material enhanced by the incorporation of nanomaterial fillers such as

Software

HolograFREE

An electron hologram is a fringe modulated image containing the amplitude and phase information of an electron transparent object. The HolograFREE routines

Tools and Instruments

Dual Beam Focused Ion Beam / Scanning Electron Microscope (FIB/SEM)

Dual beam focused ion beam/scanning electron microscope (FESEM). Focused ion beam using Ga atoms allows the patterning of objects at ~10 nm level (milling and

Local Electrode Atom Probe Tomography (LEAP)

Field evaporates (with a voltage and laser pulse) a sharp tip-shaped specimen. Collects the ionization products in a position-sensitive, time-of-flight mass

Aberration-Corrected Transmission Electron Microscope (TEM)

Probe corrected 200kV analytic electron microscope Resolves single atoms Chemical analytic capability (EELS, EDS) Highest resolution in electron optics (<0.1 nm

Raman facility

Raman scattering is a powerful light scattering technique used to diagnose the internal structure of molecules and crystals. In a light scattering experiment

Awards

Vincent Hackley Honored by ASTM

In recognition of consistent dedication and outstanding service to ASTM Committee E56 on Nanotechnology since the committee’s inception in

Elijah Petersen Honored with PECASE

For pioneering measurement methods of nanomaterials toxicity that now underpin industry and public sector assessments of the environmental