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Displaying 6326 - 6350 of 74303

Electronic and Magnetic Properties of Stoichiometric CeAuBi 2

June 18, 2020
Author(s)
M. M. Piva, R. Tartaglia, G. S. Freitas, J. C. Souza, D. S. Christovam, S. M. Thomas, Juscelino Leao, William D. Ratcliff, Jeffrey W. Lynn, C. Lane, J.-X Zhu, J. D. Thompson, P. F. S. Rosa, C. Adriano, E. Granado, P. G. Pagliuso
We report the electronic and magnetic properties of stoichiometric CeAuBi 2 single crystals. At ambient pressure, CeAuBi 2 orders antiferromagnetically below a Neel temperature (T N ) of 19 K. Neutron diffraction experiments revealed an antiferromagnetic

Magnetism and Superconductivity in Fe 1+y Te^1-x^Se x

June 18, 2020
Author(s)
J. M. Tranquada, Guangyong Xu, I. A. Zalizyak
Neutron scattering has played a significant role in characterizing magnetic and structural correlations in Fe 1+yTe^1-x^Se x and their connections with superconductivity. Here we review several key aspects of the physics of iorn chalcogenide

Measurements of the Linear Polarization of Satellite Transitions from Li- and Be- like Ar Ions

June 18, 2020
Author(s)
Amy Gall, Dipti Goyal, Sean W. Buechele, Samuel C. Sanders, Roshani Silwal, Csilla Szabo-Foster, N Brickhouse, Yuri Ralchenko, Endre A. Takacs
Non-thermal electron distributions, such as beams of electrons, are found in many laboratory and astrophysical plasma sources and can produce anisotropic and polarized emission. Theories used to model the emission require sublevel specific analysis, which

Negative Cooperativity upon Hydrogen Bond-Stabilized O 2 Adsorption in a Redox-Active Metal-Organic Framework

June 18, 2020
Author(s)
Julia Oktawiec, Henry Z. H. Jiang, Jenny G. Vitillo, Douglas A. Reed, Lucy E. Darago, Benjamin Trump, Varinia Bernales, Harriet Li, Kristen A. Colwell, Hiroyasu Furukawa, Craig Brown, Laura Gagliardi, Jeffrey R. Long
The design of stable adsorbents capable of selectively capturing dioxygen with a high reversible capacity is a crucial goal in functional materials development. Drawing inspiration from biological O 2 carriers, we demonstrate that coupling metal-based

NIST Pilot Too Close for Too Long (TC4TL) Challenge Evaluation Plan

June 18, 2020
Author(s)
Seyed Omid Sadjadi, Craig S. Greenberg, Douglas A. Reynolds
One of the keys to managing the current (and future) epidemic is notifying people of possible virus exposure so they can isolate and seek treatment to limit further spread of the disease. While manual contact tracing is effective for notifying those who

Analysis of Iris Images in Nicholas Nixon: The Brown Sisters

June 17, 2020
Author(s)
James R. Matey, Patrick J. Grother, George W. Quinn
In this paper we present results that expand on the Afghan Girl study by Daugman using gray-scale photographs of 4 subjects taken every year for 40 years: The Brown Sisters photographic project by Nicholas Nixon. We extracted iris images from the

Differentiation between Strain and Charge Mediated Magnetoelectric Coupling in La 0.7 Sr 0.3 MnO 3 /Pb(Mg 1/3 Nb 2/3) d0.7^Ti 0.3 O 3 (001)

June 17, 2020
Author(s)
T. Bhatnagar-Schoffmann, Emmanuel Kentzinger, A. Sarkar, P. Schoffmann, Q. Lan, L. Jin, A. Kovacs, Alexander Grutter, Brian Kirby, R. Beerwerth, M. Waschk, Annika Stellhorn, U. Rucker, R. E. Dunin-Borkowski, Th. Bruckel
Magnetoelectric (ME) coupling in La 0.7Sr 0.3MnO 3/Pb(Mg 1/3Nb 2/3)d0.7^Ti 0.3O 3 (LSMO/PMN-PT (001)) has been probed in the past years to identify the underlying mechanism behind it. PMN-PT, which is well known for its excellent piezoelectric properties

Improved Video Capture for Severe Fire Environments

June 17, 2020
Author(s)
Matthew S. Hoehler
This short presentation shows the functional concept, Do It Yourself (DIY) construction details and select deployment examples for the current (May 2020) water-cooled live streaming camera systems (2D cameras) used to capture video footage in severe fires

Improving patient outcomes with regenerative medicine: How to move the needle forward in cell manufacturing, standards, 3D bioprinting, AI enabled automation, education and training

June 17, 2020
Author(s)
Carl Simon Jr., Josh Hunsberger, Claudia Zylberberg, Preveen Ramamoorthy, Thomas Tubon, Crystal Ruff, Ram Bedi, Kurt Gielen, Lynn Fisher, Jed Johnson, Priya Barankiak, Behzad Mahdavi, Michael Hadjisavas, Shannon Eaker, Cameron Miller
Regenerative Medicine Manufacturing Society (RMMS), is the first and only professional society dedicated specifically towards advancing manufacturing solutions for the field of regenerative medicine. RMMS' vision is to provide greater patient access to

Analysis of Iris Images from Twins Day – 2010

June 16, 2020
Author(s)
James R. Matey, Patrick J. Grother, George W. Quinn
Each year since 1976, the town of Twinsburg, Ohio has held a Twins Day Festival. Over the past 43 years over $77,000$ sets of twins and multiples have attended -- with many repeat visits over the years. Prof. Jeremy Dawson and other staff from the the West

Complete collision data set for electrons scattering on molecular hydrogen and its isotopologues: I. Fully vibrationally-resolved electronic excitation of H2(X 1O+g ).

June 16, 2020
Author(s)
Liam H. Scarlett, D Fursa, Mark C. Zammit, Igor Bray, Yuri Ralchenko, Kayla D. Davie
We present a comprehensive set of vibrationally-resolved cross sections for electron-impact electronic excitation of molecular hydrogen suitable for implementation in collisional-radiative models. The adiabatic-nuclei molecular convergent close-coupling

Determination of the isotopic change in nuclear charge radius from extreme-ultraviolet spectroscopy of highly charged ions of Xe

June 16, 2020
Author(s)
Yuri Ralchenko, Roshani Silwal, A. Lapierre, John Gillaspy, Joan M. Dreiling, S A. Blundell, Dipti Goyal, A. Borovik, Jr., G Gwinner, A.C.C. Villari, Endre Takacs
The electron beam ion trap (EBIT) at the National Institute of Standards and Technology was employed to measure the isotopic shift of the Na-like D 3s 2S1=2 3p 2P1=2;3=2, Mg-like 3s2 1S0 3s3p 1P1, Mg-like 3s2 1S0 3s3p 3P1, Al-like 3s23p 2P1=2 3s23p 2P3=2

Expression of a germline variant in the N-terminal domain of the human DNA glycosylase NTHL1 induces cellular transformation without impairing enzymatic function or substrate specificity

June 16, 2020
Author(s)
Carolyn G. Marsden, Pawel Jaruga, Erdem Coskun, Robyn L. Maher, David S. Pederson, Miral M. Dizdar, Joann B. Sweasy
Oxidatively-induced DNA damage, widely accepted as a key player in the onset of cancer, is predominantly repaired by base excision repair (BER). BER is initiated by DNA glycosylases, which locate and remove damaged bases from DNA. NTHL1 is a bifunctional

Securing Web Transactions TLS Server Certificate Management

June 16, 2020
Author(s)
Murugiah P. Souppaya, William A. Haag Jr., Mehwish Akram, William C. Barker, Rob Clatterbuck, Brandon Everhart, Brian Johnson, Alexandros Kapasouris, Dung Lam, Brett Pleasant, Mary Raguso, Susan Symington, Paul Turner, Clint Wilson, Donna F. Dodson
Transport Layer Security (TLS) server certificates are critical to the security of both internet- facing and private web services. Despite the critical importance of these certificates, many organizations lack a formal TLS certificate management program

Superconducting microwire detectors with single-photon sensitivity in the near-infrared

June 16, 2020
Author(s)
Jeffrey T. Chiles, Sonia M. Buckley, Adriana E. Lita, Varun B. Verma, Jeffrey M. Shainline, Richard P. Mirin, Sae Woo Nam, Jason Allmaras, Boris Korzh, Emma Wollman, Matthew Shaw
We report on the fabrication and characterization of single-photon-sensitive WSi superconducting detectors with wire widths from 1 υm to 3 υm. The devices achieve saturated internal detection efficiency at 1.55 υm wavelength and exhibit maximum count rates

A robust benchmark for detection of germline large deletions and insertions

June 15, 2020
Author(s)
Justin Zook, Nathanael David Olson, Marc Salit, Fritz Sedlazeck
New technologies and analysis methods are enabling genomic structural variants (SVs) to be detected with ever-increasing accuracy, resolution and comprehensiveness. To help translate these methods to routine research and clinical practice, we developed a

Effect of Pressure on the Heat Transfer of Pool Fire in a Closed Chamber

June 15, 2020
Author(s)
Jian Chen, Yubo Bi, Yanli Zhao, Andy Tam, Changhai Li, Shouxiang Lu
A combined analytical and experimental study was performed to determine the effect of pressure on the heat transfer of pool fire in a closed chamber. A series of ethanol pool fires with diameters from 4 cm to 10 cm were carried out in the pressure chamber
Displaying 6326 - 6350 of 74303