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Karina K. Jimenez Garcia, Robert L. Compton, Yu-Ju Lin, James V. Porto, Ian B. Spielman
We rapidly change the scattering length a_s of a ^{87}Rb Bose-Einstein condensate by means of a Feshbach resonance, simultaneously releasing the condensate from...
Vladimir Diky, Robert D. Chirico, Chris D. Muzny, Andrei F. Kazakov, Kenneth G. Kroenlein, Joe W. Magee, Ilmutdin M. Abdulagatov, Carlos A. Diaz-Tovar, Jeong W. Kang, Rafiqul Gani, Michael D. Frenkel
ThermoData Engine (TDE) is the first full-scale software implementation of the dynamic data evaluation concept, as reported in this journal. The present paper...
Seung Ho Yang, Yong Sik Kim, Jae M. Yoo, Nicholas G. Dagalakis
Currently difficulties exist in the fabrication of microelectromechanical systems (MEMS) in the form of Stewart platforms. The macroscale positioning technology...
Difficulties in capturing nanoscale structure by polymerizing microemulsions have persisted with the use of thermal initiation. Bicontinuous microemulsion...
Following the seminal success of the H.264/MPEG-4 advanced video coding (AVC) and its significant commercial impact on the IT industry, ISO/IEC SC29/WG11 (MPEG)...
This article summarizes the information that was presented in the February 2012 Information Technology Laboratory (ITL) bulletin, Guidelines for Securing...
Martin Y. Chiang, Hongbing Wang, Li Zhong, Qiaoyan Tan, Gurinder K. Singh, Song Li, Li Yang, Yanzi Yangben
Polyacrylamide gels with different stiffness and glass were employed as substrates to investigate how substrate stiffness affects the cellular stiffness of...
This study provides an evaluation of DNA extraction methods when tasked with identifying unknown microorganisms. Research, public health, and clinical...
Lisa R. Gurney, Dale P. Bentz, Taijiro Sato, Jason Weiss
From a sustainability perspective, high volume fly ash (HVFA) concretes are attractive not only because of the reduction in cement content and its associated...
Alexander M. Zolot, Fabrizio R. Giorgetta, Esther Baumann, William C. Swann, Ian R. Coddington, Nathan R. Newbury
The Doppler-limited spectra of methane between 176 THz and 184 THz (5870-6130 cm −1) and acetylene between 193 THz and 199 THz (6430-6630 cm −1) are acquired...
A new laser-based thermostat sensitive to 0.2 mK at room temperature is reported. The method utilizes a fluid-filled prism and interferometric weak value...
Ionization vacuum gauges are used as secondary standards by calibration laboratories and as transfer standards in intercomparisons among metrology laboratories...
Mark A. Iadicola, Lin Hu, Anthony D. Rollett, Timothy J. Foecke
Sheet specimens of 5754 aluminum alloy were deformed along a series of bi-linear,equal-biaxial and uniaxial, strain paths while simultaneously measuring stress...
Andrew J. Allen, Lyle E. Levine, Fan Zhang, Gabrielle G. Long, Jan Ilavsky, Pete R. Jemian
This paper reports recent tests performed on the Bonse-Hart-type ultra-small angle X-ray scattering (USAXS) instrument at the Advanced Photon Source with higher...
Christopher W. Meyer, W Wyatt Miller, Dean C. Ripple, Gregory E. Scace
We provide here a detailed uncertainty budget for the new Hybrid Humidity Generator (HHG) that has been constructed at the National Institute of Standards and...
A pinhole orifice with a known conductance can be used as the basis of a flowmeter. Commercially available laser-drilled pinhole orifices with diameters ranging...
Ross A. Williams, Lindsay J. LeBlanc, Karina K. Jimenez Garcia, Matthew C. Beeler, Abigail R. Perry, William D. Phillips, Ian B. Spielman
For the majority of the 20th century atomic physicists used light to probe and understand atoms. Today, scientists use light to manipulate particles with...
This paper presents an estimate of the radius of convergence for Newton's method applied to a regularized TV-minimization problem often employed to denoise...
Camillo A. Gentile, David W. Griffith, Michael R. Souryal
The projected use of the power grid for smart applications such as advanced metering and distributed automation will require highly reliable, secure, well...
Jason A. DeSalvo, Archita Hati, Craig W. Nelson, David A. Howe
We present initial phase noise measurements in support of terahertz electronics, in the frequency range generally regarded as 0.1 to 10 THz. Using digital phase...
D Vega-Maza, W. Wyatt Miller, Dean C. Ripple, Gregory E. Scace
We have constructed a new humidity generator that produces gas streams of known moisture content at temperatures from 85 °C to 200 °C, absolute pressures from 0...
Kyle P. Beloy, Jeffrey A. Sherman, Nathan D. Lemke, Nathan M. Hinkley, Christopher W. Oates, Andrew D. Ludlow
The Stark shift of the ytterbium optical clock transition due to room temperature blackbody radiation is dominated by a static Stark effect, which was recently...
Ricardo Jimenez Martinez, William C. Griffith, Svenja A. Knappe, John E. Kitching, Mark Prouty
We demonstrate a scalar 87Rb optical magnetometer that retains magnetic eld sensitivities below 10 pT/√Hz over 3dB bandwidths of 10 kHz in an ambient eld Bo =...
Edwin P. Chan, Jung-Hyun Lee, Jun-Young Chung, Christopher M. Stafford
We present the design of an automated spin-coater that facilitates fabrication of polymer films based on molecular layer-by-layer (mLbL) assembly. Specifically...
John Peter Ngunjiri, Daniel J. Stark, Tian Tian, Kimberly Briggman, Jayne C. Garno
The immobilization of proteins on nanopatterned surfaces was investigated using in situ atomic force microscopy (AFM) and ex situ infrared reflectance...
Daniel Fischer, Ulrich Wurstbauer, Theanne Schiros, Cherno Jaye, A. S. Plaut, R. He, Albert Rigosi, Liuyan Zhao, Christopher Gutierrez, P. Kim, L. N. Pfeiffer, A. Pasupathy, A. Pinczuk, J. M. Garcia
A variety of methods have been reported to create graphene. These include the pervasive mechanical exfoliation of graphite1, as well as methods that obtain...
Yuri Ralchenko, John D. Gillaspy, Joseph Reader, Dmitry D. Osin
The electron beam ion trap (EBIT) at the National Institute of Standards and Technology was used to produce highly-charged ions of hafnium, tantalum and gold...
First principles based phase diagram calculations were performed for the octahedral-interstitial solid solution system $\alpha ZrO_{X}$~ $0 \leq X \leq 1/2$ ($...