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Search Publications

NIST Authors in Bold

Displaying 9251 - 9275 of 13224

Automated Selecting Subcontractor Model in E-Commerce.

September 23, 2002
Author(s)
P H. Lin
… International Symposium on Automation and Robotics in Construction, 19th (ISARC). Proceedings. National Institute of Standards and Technology … Automated Selecting Subcontractor Model in E-Commerce. …

Automatic Steering System for Rotary Snow Removers.

September 23, 2002
Author(s)
H Hirashita, T Arai, T Yoshida
… International Symposium on Automation and Robotics in Construction, 19th (ISARC). Proceedings. National Institute of Standards and Technology …

Automation Consideration During Project Design.

September 23, 2002
Author(s)
M M. Hewitt, J A. Gambatese
… International Symposium on Automation and Robotics in Construction, 19th (ISARC). Proceedings. National Institute of Standards and Technology …

Automation in Building Design With Spatial Information.

September 23, 2002
Author(s)
Tinh Nguyen, A A. Oloufa
… International Symposium on Automation and Robotics in Construction, 19th (ISARC). Proceedings. National Institute of Standards and Technology, … Automation in Building Design With Spatial Information. …

Case Study: Using the Wearable Computer in the Construction Industry.

September 23, 2002
Author(s)
S Fuller, Zhongli Ding, A Sattineni
… International Symposium on Automation and Robotics in Construction, 19th (ISARC). Proceedings. National Institute of Standards and Technology … Case Study: Using the Wearable Computer in the Construction Industry. …

Concept of the Robotoid Manager With AR.

September 23, 2002
Author(s)
T Bock, S Ashida
… International Symposium on Automation and Robotics in Construction, 19th (ISARC). Proceedings. National Institute of Standards and Technology …

The Magic of Cryogenics

June 1, 2002
Author(s)
D P. Vigliotti, J B. Alcorn, B P. Marsh, N A. Neumeyer
… many opportunities to explore subjects for which changes in temperature are important such as magnetism, biology, the … of air. Students may perform some of the experiments in this presentation. … Standard Experiments in Engineering Materials Science and Technology | National Aeronautics and Space Administration …

Stray Light Elimination in Making Projection Display Measurements

July 1, 1999
Author(s)
Paul A. Boynton, Edward F. Kelley
… specifications are often based on measurements made in ideal darkroom conditions. However, not everyone has access to such a facility. In many environments, ambient light from other sources in the room illuminates the screen. This includes room lights … for Optical Engineering (SPIE) Conf. on Flat Panel Display Technology and Display Metrology …

Simulated-eye-design Camera for High-contrast Measurements

January 1, 1999
Author(s)
Edward F. Kelley
… high-quality charge-coupled-devices (CCD) is currently in use for measuring the characteristics of electronic … first prototype shows an improvement of a factor of 2.7 in its ability to measure high contrasts over a similar … for Optical Engineering (SPIE) Conf. on Flat Panel Display Technology and Display Metrology …

Simulation of Neutron Dark-Field Data for Grating-Based Interferometers

April 1, 2024
Author(s)
Caitlyn Wolf, Youngju Kim, Paul A. Kienzle, Pushkar Sathe, Michael Daugherty, Peter Bajcsy, Daniel Hussey, Kathleen Weigandt
… structures and heterogeneous materials are found in many natural and engineered systems including additive manufacturing, alternative energy, biology and polymer … nm to 10 mm, is averaged over each volume element (50 mm)3 in the sample, resulting in a 'tomographic SANS' measurement. …

Nanoscale X-ray Tomography of Integrated Circuits using a Hybrid Electron/X-ray Microscope: Results and Prospects

November 20, 2023
Author(s)
Nathan Nakamura, Paul Szypryt, Joseph Fowler, Zachary H. Levine, Daniel Swetz
… Accurate characterization of subsurface features in integrated circuits (ICs) is essential for defect … The interiors of ICs are challenging to probe post-manufacturing due to the presence of many close-packed and … instrumentation that can image nanoscale features in 3-dimensions over large areas, with sensitivity to feature …

Sodium Carbazolide and Derivatives as Solid-State Electrolytes for Sodium-Ion Batteries

June 26, 2023
Author(s)
Yang Yu, Jintao Wang, Zhaoxian Qin, Yingtong Lv, Qijun Pei, Khai C. Tan, Tengfei Zhang, Anan Wu, Hui Wu, Andrew S. Lipton, Ping Chen
… (SSEs) could effectively solve the safety issues in sodium-ion batteries. Efforts on seeking novel solid-state … low ionic conductivity at ambient temperature, difficulty in manufacturing, low electrochemical stability, poor …

Systematic Improvements in Transmon Qubit Coherence enabled by Niobium Surface Encapsulation

June 14, 2023
Author(s)
Mustafa BAL, Akshay Murthy, Francesco Crisa, Shaojiang Zhu, Florent Lecocq, Joe Aumentado, Joel Ullom, Pete Hopkins
… fabrication technique that yields systematic improvements in T1 coherence times. In this study, the devices are fabricated using a novel … potentially induce higher losses. These results are in line with high accuracy measurements of the niobium oxide … Systematic Improvements in Transmon Qubit Coherence enabled by Niobium Surface …

Radiation Monitoring System Upgrade for the NBSR

May 25, 2023
Author(s)
James R. Whipple, Dagistan Sahin, Yehonatan Zino
… The existing radiation monitors connect to a controller in the control room through RS485 communication protocol, … Upgrade. The new RMS installation will be completed in three phases. The first phase consists of an update to the …

The Complex, Unique and Powerful Imaging Instrument for Dynamics (CUPI2D) at the Spallation Neutron Source

May 12, 2023
Author(s)
Adrian Brugger, Alexandru Biris, Jason Harp, Matthew Connolly, George Nelson, Fernando Luis Esteban Florez, Hassina Bilheux, Jiao Lin, Jeffrey Warren, Andrew Kiss, Roland Pellenq, Ann Junghans, Jonathan Morris, Alexander Long, Anton Tremsin, Andrea Strzelec, Mark Anderson, Robert Agasie, Charles FINNEY, Martin Wissink, MIJA HUBLER, Claire White, Brent Heuser, Aaron Craft, Chuting Tan, Kathryn Morris, Sanna Sevanto, Nikolay Kardjilov, Burkhard Schillinger, Matthew Frost, Sven C. Vogel, Maria Cekanova
… fuel cells), materials science and engineering (additive manufacturing, superalloys, archaeometry), nuclear materials … nutrient dynamics). The innovation of this instrument lies in the utilization of a high flux of wavelength-separated cold neutrons to perform real time in situ neutron grating interferometry and – with a …

International Interlaboratory Comparison (ILC) of Thermogravimet-ric (TGA) Measurements of Graphene Materials

March 14, 2023
Author(s)
Pei Lay Yap, Farzaneh Farivar, Victoria Coleman, Asa Jamting, Sam Gnaniah, Elisabeth Mansfield, Cheng Pu, Sandra Marcela Landi, Marcus Vinicius David, Emmanuel Flahaut, Paul Finnie, Mary Gallerneault, M. Dominque Locatelli, Sebastien Jacquinot, Carltoa Gray Slough, Jan Hanss, Jorg Menzel, Stefen Schmolzer, Lingling Ren, Andrew Pollard, Dusan Losic
Graphene materials are strongly emerging from academic research labs into industrial sectors with many developed products on market. Characterizations and quality control of graphene materials are very critical with an urgent demand for reliable

Defining Chi for Block Copolymer Lithography

January 11, 2023
Author(s)
Whitney Loo, Hongbo Feng, Thomas Ferron, Ricardo Ruiz, Daniel Sunday, Paul Nealey
… with precise values of segregation strength, 20≤χN≤25, in order to balance covarying material properties and meet manufacturing requirements. Therefore, reliable methods of … the Flory-Huggins interaction parameter, χ, are needed in the intermediate segregation strength regime for systems …

Numerical Investigation of Tear Testing of a Single Weld Formed by Fused Filament Fabrication

October 13, 2022
Author(s)
Zheliang Wang, Ojaswi Agarwal, Jonathan Seppala, Kevin hemker, Thao Nguyen
… to polymer materials produced by melt extrusion additive manufacturing to measure the fracture toughness of a single … small. These factors altered the viscoplastic dissipation in the material ahead of the propagating crack tip. The … the printed filament. There was also considerable mode mix in the tear energy. The findings can be used to design tear …

Adapting Consumer Product Design to the Circular Economy

August 14, 2022
Author(s)
Vincenzo Ferrero, Buddhika Hapuwatte, KC Morris
… be enhanced by data transfer from other stages of product, manufacturing, material, and supply chain life cycles. … benefit from design systems that are real-time, designer-in-the-loop, and dynamic with respect to life cycle … to the design activities 3. Incorporation of designer-in-the-loop and AI design agents 4. Introduction of CE …

Suppression of filament defects in embedded 3D printing

July 5, 2022
Author(s)
Leanne Friedrich, Ross Gunther, Jonathan Seppala
… enables the manufacture of soft, intricate structures. In the technique, a nozzle is embedded into a viscoelastic … harming print fidelity. Through digital image analysis of in-situ videos of the printing process and images of … rheology, print speeds, and surface tension on defects in individual filaments. Using model materials, we determine …

Agile Robotic Planning with Gwendolen

May 31, 2022
Author(s)
John L. Michaloski, Craig I. Schlenoff, Rafael Cardoso, Michael Fisher
… a focus on adaptability, flexibility, and versatility. In such systems, it is critical for robots to quickly and … robotic systems to be flexible and capable of re-tasking in the face of a changing and often unpredictable … a high-level robot planner. In this report, we develop a manufacturing kitting case study to research the operation of …

A thermodynamics-guided framework to design lightweight aggregate from waste coal combustion fly ash

November 16, 2021
Author(s)
Mohammad Balapour, Thiha Thway, Rathin Rao, Grace Hsuan, Yaghoob Franam, Newell Moser, Edward Garboczi
… In this study, a systematic thermodynamics-based framework … to successfully manufacture synthetic LWA was investigated in which a delicate balance among three phenomena was … and (iii) sufficient amount of gas emission to form pores in the LWA. Thermodynamics modeling was used to quantify the …
Displaying 9251 - 9275 of 13224
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