Condensed matter

News and Updates

Scientists Discover Crystal Exhibiting Exotic Spiral Magnetism

August 19, 2021

An exotic form of magnetism has been discovered and linked to an equally exotic type of electrons, according to scientists who analyzed a new crystal in which

Two vertical strings of electrons form magnons. Spin waves passing through the left magnon string are larger than those passing through the right, indicating the difference between an on and off state.

MIT, NIST Create First Room-Temp ‘Magnon Switch’ With Industrially Useful Properties

June 15, 2020

Scientists at the National Institute of Standards and Technology (NIST) and the Massachusetts Institute of Technology (MIT) have demonstrated a potentially new

Newfound Superconductor Material Could Be the ‘Silicon of Quantum Computers’

August 15, 2019

A potentially useful material for building quantum computers has been unearthed at the National Institute of Standards and Technology (NIST), whose scientists

Projects and Programs

PTIR combines the spatial resolution of AFM with the specificity of absorption spectroscopy

Nano-Chemical Imaging and -Spectroscopy (IR, nIR, VIS)

Ongoing

Conventional techniques for analyzing chemical composition, such as infrared (IR) microscopy often miss critically important nanoscale details. To overcome this

Electronic Structure and Excited-state Dynamics in Photovoltaic Devices

Ongoing

Organic photovoltaic cells rely upon molecular interfaces to separate charge. Efficient charge separation depends on molecular structure and electronic band

Measurement Techniques for Membranes and Membrane Proteins

Ongoing

Synthetic cell membrane constructs allow the simplification and complete control of a more complicated cellular system, as well as the incorporation of selected

Nanotribology for Nanomanufacturing (Archived)

Tribology is the science and technology of interacting surfaces in relative motion and includes studies of friction, adhesion, lubrication, and wear

Publications

Defect detection in atomic-resolution images via unsupervised learning with translational invariance

November 15, 2021

Author(s)

Yueming Guo, Sergei Kalinin, Cai Hui, Kai Xiao, Sergiy Krylyuk, Albert Davydov, Qianying Guo, Andrew Lupini

Crystallographic defects can now be routinely imaged at atomic resolution with aberration-corrected scanning transmission electron microscopy (STEM) at high

Interplay between Magnetism and Superconductivity in UTe₂

October 29, 2021

Author(s)

Di Wei, David Saykin, Oliver Miller, Sheng Ran, Shanta Saha, Daniel Agterberg, Jorg Schmalian, Nicholas Butch, Johnpierre N. Paglione, Aharon Kapitulnik

Time-reversal symmetry breaking (TRSB) in UTe2 was inferred from observations of a spontaneous Kerr response in the superconducting state after cooling in zero

The case for a U(1)_π Quantum Spin Liquid Ground State in the Dipole-Octupole Pyrochlore Ce₂Zr₂O₇

October 29, 2021

Author(s)

E. Smith, O. Benton, D. Yahne, B. Placke, Jonathan Gaudet, J. Dudemaine, A. Fitterman, J. Beare, A. Wildes, S. Bhattacharya, T. DeLazzer, C.R.C. Buhariwalla, Nicholas Butch, R. Movshovich, J. Garrett, C. Marjerrison, J. Clancy, E. Kermarrec, G. Luke, A. Bianchi, K. Ross, B. Gaulin

The Ce3+ pseudospin-1/2 degrees of freedom in the pyrochlore magnet Ce2Zr2O7 are known to possess dipole-octupole (DO) character, making it a candidate for

Surface science motivated by heating of trapped ions from the quantum ground state

October 25, 2021

Author(s)

Dustin Hite, Kyle McKay, David P. Pappas

For the past two and a half decades, anomalous heating of trapped ions from nearby electrode surfaces has continued to demonstrate unexpected results. Caused by

Software

HolograFREE

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

The measured and calculated RIXS maps at the oxygen K edge of lithium peroxide

OCEAN

OCEAN is a versatile package for calculating both optical/UV and core-edge spectroscopy. It is a first-principles code based on both ground-state density

Tools and Instruments

High Throughput (Combinatorial) Screening Tool for Characterization of Thin Film Thermoelectrics as a Function Temperature

High-throughput (combinatorial) metrologies have evolved as a useful approach to rapidly determine the composition-structure-property relationships for novel