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.
We present a mid-infrared frequency comb generated via differency frequency mixing of a Yb femtosecond fiber laser. After passing through a methane gas sample...
Catherine A. Remley, Hugo Gomes, Alejandro Testera, Nuno B. Carvalho, Monica Barciela
This paper presents an analysis of long term memory effects on power measurements using diode power probes. It will be shown that a power probe calibrated with...
Sustainability has become a very significant research topic since it impacts many different manufacturing industries. The adoption of sustainable manufacturing...
The WTC 7 investigation by the National Institute of Standards and Technology (NIST) identified several factors that alone, or in combination, led to fire...
Christopher C. White, Kar T. Tan, Donald L. Hunston
Test methods were developed to duplicate the failure modes that occur to sealants during exposure in structures. The methods used a systematic approach to...
Minna S. Lanz, Mahesh Mani, Swee K. Leong, Kevin W. Lyons, Ari Ranta, Kimmo Ikkala, Nils Bengtsson
OOver the past years, institutions in general are increasingly interested and involved in sustainability and social responsibility. In addition, social and...
Alexander Weissman, Satyandra K. Gupta, Anantha Narayanan, Ram D. Sriram
Today's ubiquitous use of plastics in product design and manufacturing presents significant environmental and human health challenges. Injection molding, one of...
Eric P. Whitenton, April L. Cooke, Jarred Heigel, Ivan Arriola Aldamiz
Process models, including finite element modeling simulations, are important for optimizing the metal cutting process, allowing industry to make parts faster...
Ruediger Kessel, Raghu N. Kacker, Klaus-Dieter Sommer
The Guide to the Expression of Uncertainty (GUM) in Measurement established a general procedure to evaluate measurement uncertainty. The Guide covers only the...
Robert E. Chapman, David T. Butry, Allison L. Huang
Although the construction industry is a major component of the U.S. economy, it has experienced a prolonged period of decline in productivity. Due to the...
Karen M. Siegrist, David F. Plusquellic, Michael E. Thomas
Weak multiphonon bands dominate absorption at the lower absorption band edge which lies in the THz and submillimeter spectral regions for radome materials of...
The Single-query, Bi-directional, Lazy roadmap (SBL) algorithm successfully builds upon the traditional Probabilistic Roadmaps (PRM) approach by introducing a...
The thermal decomposition of RP-2 and mixtures of RP-2 with four different additives has been investigated. The mixtures with RP-2 contained one of the...
Bret Windom, Tara Lovestead, Jennifer Riggs, Chris Nickell, Thomas J. Bruno
RP-1 is a long-established hydrocarbon fuel that continues to be widely used as the kerosene component in rocket propulsion systems. The desire in recent years...
Brian A. Weiss, Linda C. Schmidt, Harry A. Scott, Craig I. Schlenoff
As new technologies are developed and mature, it becomes extremely important to provide both formative and summative assessments on their performance...
Elena R. Messina, Stephen B. Balakirsky, Rajmohan Madhavan
In recent years, the number of competitions in the robotic domain has increased tremendously. This growth is spurred by the appealing nature of robots, the...
Until recently, attempting to experimentally quantify the vulnerabilities of structures to ignition from firebrand showers has remained elusive. The coupling of...
Helin Dutagaci, Afzal A. Godil, Chun Pan (Benny) Cheung
The SHREC 10 Shape Retrieval Contest of Range Scans aims at comparing algorithms that match a range scan to complete 3D models in a target database. The queries...
Jae H. Lee, Steven J. Fenves, Conrad E. Bock, Hyo Won Suh, Sudarsan Rachuri, Xenia Fiorentini, Ram D. Sriram
Supporting different stakeholder viewpoints across the product s entire lifecycle requires semantic richness for representing product related information. This...
Zhouhui Lian, Afzal A. Godil, Geert-Jan Giezeman, Ryutarou Ohbuchi, Waqar Saleem, Takahiko Furuya, Thomas Baumbach, Hannah Bast, Joachim Giesen
We present the results of the ULDS track of the shape retrieval contest SHREC 2010. The task was to perform 40 queries in a dataset of 10000 shapes. We describe...
Non-rigid shape matching is one of the most challenging fields in content-based 3D object retrieval. The aim of the SHREC 2010 - Shape Retrieval Contest of Non...
In this paper we describe a novel 3D shape retrieval method based on Multi-scale Integral Orientations. In our approach, a 3D model after normalization is...
A M. Bronstein, M M. Bronstein, U Castellani, B Falcidieno, A. Fusiello, Afzal A. Godil, L J. Guibas, I Kokkinos, Zhouhui Lian, M Ovsjanikov, G Patane, M. Spagnuolo, R Toldo
SHREC 10 robust large-scale shape retrieval benchmark simulates a retrieval scenario, in which the queries include multiple modifications and transformations of...
In this paper we present the results of the Shape Retrieval Contest 10 (SHREC 10) of Generic 3D Warehouse. The aim of this track was to evaluate the...
Fabrizio R. Giorgetta, Ian R. Coddington, Esther Baumann, William C. Swann, Nathan R. Newbury
The time-resolved frequency spectrum of a frequency agile CW laser is measured with a 300υs update rate and 3 kHz resolution/accuracy over a 28 nm wavelength...
Guarded Hamon transfer standards have been used at NIST for decades for scaling to high resistance levels. A recent project has been undertaken to apply...
We present methodology and preliminary results of a Monte-Carlo simulation to perform a quantified analysis of regularized deconvolution in the context of full...
Esther Baumann, Fabrizio R. Giorgetta, Ian R. Coddington, William C. Swann, Nathan R. Newbury
Two coherent 1.5-µm frequency combs are transferred to 3.4 µm by difference frequency generation with a 1064 nm cw laser. From a multi-heterodyne measurement...
Fabrizio R. Giorgetta, Ian R. Coddington, William C. Swann, Esther Baumann, Nathan R. Newbury
Dual, coherent frequency combs are used to measure the spectrum of an incoherent, quasi-thermal source through Fourier spectroscopy. The source spectrum is...