An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Small-angle neutron scattering (SANS) has been a beneficial tool for studying the structure of biological macromolecules in solution for several decades...
Austin McDannald, Matthias Frontzek, Andrew Savici, Mathieu Doucet, Efrain Rodriguez, Kate Meuse, Jessica Opsahl-Ong, Daniel Samarov, Ichiro Takeuchi, William Ratcliff, Aaron Kusne
We demonstrate the first live, autonomous control over neutron diffraction experiments by developing and deploying ANDiE: the autonomous neutron diffraction...
A simple model is presented for multi-point normalization of dual-inlet isotope ratio mass spectrometry (DI-IRMS) data. The model incorporates the scale...
Abstract Quantum systems are generally open to a large environment composed of, e.g., photons or phonons. The environment can make measurements on those systems...
Winnie Wong-Ng, YuQi Yang, Yu-Cheng Lan, GuangYao Liu, Amrit Kafle, Weifang Liu, Jie Hou, Donald Windover, Qingzhen Huang, Sergiy Krylyuk, James A. Kaduk
The structure, powder diffraction patterns and band gap measurements of a series of manganese- and tungsten-containing alkaline-earth double perovskites (CaxSr2...
Scanning transmission electron microscopy performed in a scanning electron microscope (STEM-in-SEM) is undergoing a striking resurgence, with continuing...
The growing field of data-driven materials research poses a challenge to educators: teaching machine learning to materials scientists. We share our recent...
G. Sala, M. Mourigal, C. Boone, Nicholas Butch, A. Christianson, O. Delaire, A. J. DeSantis, C. L. Hart, R. Hermann, T. Huegle, D. N. Kent, J. Y. Lin, M. Lumsden, M. Manley, D. G. Quirinale, M. B. Stone, Y. Z.
CHESS is a planned direct geometry neutron chopper spectrometer designed to detect and analyze weak signals intrinsic to small cross-sections (e.g., small mass...
Nicholas Derimow, Jake Benzing, Orion Kafka, Newell Moser, Priya Pathare, Michael Walker, Frank DelRio, Nik Hrabe
In Part 2 of this paper series, high-throughput tensile testing and characterization of porosity, microstructure, and oxygen content was carried out on Ti-6Al...
Shangjie Guo, Sophia Koh, Amilson R. Fritsch, Ian Spielman, Justyna Zwolak
In ultracold-atom experiments, data often comes in the form of images which suffer information loss inherent in the techniques used to prepare and measure the...
Jingjie Cheng, Zhaoliang Peng, Penghui Song, Bo Peng, Jason J. Gorman, Justin Kuo, Amit Lal, Wenming Zhang, Lei Shao
In this work, we employed our newly developed optical imaging method to probe detailed acoustodynamic physics in gigahertz (GHz) unreleased ultrasonic...
Maxwell Praniewicz, Jason Fox, Christopher Saldana
Lattice structures created via additive manufacturing are of interest in several demanding industries, however the qualification of these components via X-ray...
A procedure is presented which calibrates a commercial wavelength/refractive-index tracker, so that it can compensate for the absolute refractive index of air...
Joseph Charbonnet, Carrie McDonough, Feng Xiao, Trever Schwichtenberg, Dunping Cao, Sarit Kaserzon, Kevin Thomas, Pradeep Dewapriya, Benjamin Place, Emma Schymanski, Jennifer Field, Damian Helbling, Christopher Higgins
Per- and polyfluoroalkyl substances (PFASs) are important environmental contaminants, yet relatively few analytical reference standards exist for this class...
Infrared (IR) spectroscopy is a broadly applicable, composition sensitive analytical technique. By leveraging the high spatial resolution of atomic force...
Low-total-force contact resonance force microscopy (LTF-CRFM), an atomic force microscopy method, is introduced as a means to quantify the local viscoelastic...
Discovering meaningful collective variables for enhancing sampling, via applied biasing potentials or tailored MC move sets, remains a major challenge within...
A method is presented to estimate the cutting forces in real time within machine tools for any spindle speed, force profile, tool type, and cutting conditions...
In recent years, interesting materials have emerged which are only available as µm-scale flakes, and whose novel physics might be better understood through...
Qinwen Lu, Zhiwei Liu, Qun Yang, Hui Cao, Purnima P. Balakrishnan, Qing Wang, Long Cheng, Yalin Lu, Jian-Min Zuo, Hua Zhou, Patrick Quarterman, Shinichiro N. Muramoto, Alexander Grutter, Hanghui Chen, Xiaofang Zhai
Owing to their small coercive fields and weak magnetic anisotropy, soft ferromagnetic films are extremely useful for nanoscale devices that need to easily...
Johannes W. Osterreith, James Rampersad, David Madden, Nakul Rampal, Luka Skoric, Bethany Connolly, Rob Ameloot, Joao Marreiros, Conchi Ania, Diana Azevedo, Enrique VilarrasaGarcia, Bianca Santos, Daniel Siderius
Porosity and surface area analysis plays a prominent role in modern materials science, where their determination spans the fields of natural sciences...
Edward Garboczi, Kai Lyu, Yufeng Gao, Changwen Miao
The air void network, as part of the pore structure of cement-based materials, controls their freeze- thaw durability. Precisely determining the characteristics...
A Heron triangle is one in which the side lengths and area are integers. An integral right triangle is an example of a Heron triangle. In this paper, we show...
Kaleb Duelge, George Mulholland, Antonio Montoro Bustos, Michael Zachariah, Michael Zachariah, John Pettibone
Implementation of hybrid nanoparticles (HNPs), consisting of two different metal components, into applied systems has been hindered by an incomplete...
For a typical thermal runaway process of an uncontrolled energy release event, pool fires are frequently related to fire safety of liquid fuels in modern...
Quantitative dispensing of liquids by mass becomes increasingly difficult as sample volume decreases. Whereas milliliter quantities of liquid can be directly...
There is a pressing need for reliable, reproducible and accurate measurements of graphene's properties. To facilitate industrial growth, several documentary mea...