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Journals

Temperature-dependent structure of Tb-doped magnetite nanoparticles

Author(s)
Katherine P. Rice, Stephen E. Russek, Roy H. Geiss, Justin Shaw, Robert J. Usselman, Eric R. Evarts, Thomas J. Silva, Hans Nembach, Elke Arenholz, Yves U. Idzerda
High quality 5 nm cubic Tb-doped magnetite nanoparticles have been synthesized by a modified wet-chemical method to investigate tailoring of magnetic properties...

Near-Field Asymmetries in Plasmonic Resonators

Author(s)
Vladimir Aksyuk, Basudev Lahiri, Glenn Holland, Andrea Centrone
Surface-enhanced infrared absorption (SEIRA) spectroscopy exploits the locally enhanced field surrounding plasmonic metamaterials to increase the sensitivity of...

Attosecond timing in optical-to-electrical conversion

Author(s)
Frederick N. Baynes, Franklyn J. Quinlan, Tara M. Fortier, Qiugui Zhou, Andreas Beling, Joe C. Campbell, Scott A. Diddams
The most frequency-stable sources of electromagnetic radiation are produced optically, and optical frequency combs provide the means for high fidelity frequency...

Neutron Inelastic Scattering Measurements of Low-Energy Phonons in the Multiferroic BiFeO3

Author(s)
John A. Schneeloch, Zhijun Xu, Jinsheng Wen, Peter M. Gehring, Christopher Stock, M. Matsuda, B. Winn, Genda Gu, S. M. Shapiro, R. J. Birgeneau, T. Ushiyama, Y. Yanagisawa, Y. Tomioka, T. Ito, Guangyong Xu
We present neutron inelastic scattering measurements of the low-energy phonons in single crystal BiFeO3. The dispersions of the three acoustic phonon modes (LA...

Optical atomic clocks

Author(s)
Andrew D. Ludlow, Martin M. Boyd, Jun Ye, E. Peik, P. O. Schmidt
Optical atomic clocks represent the state-of-the-art in the frontier of modern measurement science. In this article we provide a detailed review on the...

IT Security

Author(s)
Morris Chang, D. Richard Kuhn, Timothy Weil
How can IT professionals adapt to ever-changing security challenges quickly and without draining their organizations' resources? Articles in this issue...

Neutron-Scattering Measurements of Spin Excitations in LaFeAsO and Ba(Fe0.953Co0.047)2As2: Evidence for a Sharp Enhancement of Spin Fluctuations by Nematic Order

Author(s)
Qiang Zhang, Rafael M. Fernandes, Jagat Lamsal, Jiaqiang Yan, Songxue Chi, Gregory S. Tucker, Daniel K. Pratt, Jeffrey W. Lynn, R. W. McCallum, P. C. Canfield, Thomas A. Lograsso, Alan Goldman, David Vaknin, Robert J. McQueeney
Inelastic neutron scattering was employed to investigate the impact of electronic nematic order on the magnetic spectra of LaFeAsO and Ba(Fe 0.9536Cod0.047) 2As...

Photon-efficient high-dimensional quantum key distribution

Author(s)
Tian Zhong, Hongchao Zhou, Rob Horansky, Catherine Lee, Varun Verma, Adriana Lita, Alessandro Restelli, Joshua Bienfang, Richard Mirin, Thomas Gerrits, Sae Woo Nam, Francesco Marsili, Zhenshen Zhang, Ligong Wang, Dirk Englund, Gregory Wornell, Jeffrey Shapiro, Franco N. Wong
Quantum key distribution (QKD) is a secure communication technology whose security is guaranteed by the laws of physics. However, its widespread use has been...

An Iodide-Based Li7P2S8I Superionic Conductor

Author(s)
Ezhiylmurugan Rangasamy, Zengcai Liu, Mallory Gobet, Kartik Pilar, Gayatri Sahu, Wei Zhou, Hui Wu, Steve Greenbaum, Chengdu Liang
A Li 7P 2S 8I solid state Li-ion conductor derived from β-Li 3PS 4 and LiI demonstrates exceptional electrochemical stability. The oxidation instability if 'I'...
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