Nanofluidics

News and Updates

NIST Goes With the (Slow) Flow: New Technique Could Improve Biotech, Precision Medicine

September 26, 2019

Researchers at the National Institute of Standards and Technology (NIST) have developed an optical system that accurately measures the flow of extraordinarily

Horizontal blue mesh shaped like chicken wire featuring a regular pattern of some bigger holes. White balls are scattered around and some are going through the big holes.

NIST Simulations Suggest Graphene Can Stretch to Be a Tunable Ion Filter

November 26, 2018

Researchers at the National Institute of Standards and Technology (NIST) have conducted simulations suggesting that graphene, in addition to its many other

NIST Researchers Simulate Simple Logic for Nanofluidic Computing

June 29, 2018

Invigorating the idea of computers based on fluids instead of silicon, researchers at the National Institute of Standards and Technology (NIST) have shown how

Projects and Programs

Tracking Nanoparticles as Optical Indicators of Device Dynamics

Nanofabricated and microfabricated devices, ranging from nanomotors propelled by ultrasound to microelectromechanical systems (MEMS), can move in fascinating

Nanoparticle Tracking for Fluidic Self Assembly (Archived)

One challenge of nanomanufacturing is to establish methods to assemble solution-based nanoparticles into organized structures with nanometer precision, with an

Manipulating the Position and Orientation of Nanoparticles using Feedback Control (Archived)

To advance the development of miniaturized systems, there is a need to place nanostructured materials in very precise locations. Only then can practical

Nanomagnet Dynamics

We develop methods and facilities for measuring magnetization dynamics in magnetic nanostructures with a particular emphasis on the emerging needs of future

Publications

Probing Electrified Liquid-Solid Interfaces with Scanning Electron Microscopy

December 2, 2020

Author(s)

Hongxuan Guo, Alexander Yulaev, Evgheni Strelcov, Alexander Tselev, Christopher M. Arble, Andras Vladar, John S. Villarrubia, Andrei A. Kolmakov

The mean free path of secondary electrons in aqueous solutions is on the order of a nanometer, making them a suitable probe of ultrathin electrical double

Diffusion limitations and translocation barriers in atomically thin biomimetic pores

November 20, 2020

Author(s)

Subin Sahu, Michael P. Zwolak

Ionic transport in nano- to subnano-scale pores is highly dependent on translocation barriers and potential wells. These features in the free-energy landscape

Dynamic Measurement of Nanoflows: Realization of an Optofluidic Flow Meter to the Nanoliter-per- Minute Scale

August 8, 2019

Author(s)

Gregory A. Cooksey, Paul N. Patrone, James R. Hands, Stephen E. Meek, Anthony J. Kearsley

The ultimate performance of flow-based measurements in microfluidic systems is limited by their accuracy at the nanoliter-per-minute scale. But improving such

Optimal transport and colossal ionic mechano-conductance in graphene crown ethers

July 12, 2019

Author(s)

Subin Sahu, Justin E. Elenewski, Christoph Rohmann, Michael P. Zwolak

Biological ion channels balance electrostatics and hydration, yielding large ion selectivities alongside high transport rates. These macromolecular systems are