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Reference Knowledge Graphs of STEP and QIF Data for a Three-Part Box Assembly
Data provided by National Institute of Standards and Technology
This dataset provides reference ontologies that were translated from product design and inspection data from the National Institute of Standards and Technology (NIST) Smart Manufacturing Systems (SMS) Test Bed. The examples represents a three-component assembly of a box, machined from Aluminum, and has a technical data package available on the SMS Test Bed website.
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UE-to-Network Relay Discovery in ProSe-enabled LTE Networks
Data provided by National Institute of Standards and Technology
This dataset corresponds to the results presented in the paper entitled "UE-to-Network Relay Discovery in ProSe-enabled LTE Networks", to appear in the proceeding of the 2020 International Conference on Computing, Networking and Communications (ICNC 2020).
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Data from Laboratory Tests of a Prototype Carbon Dioxide Ground-Source Air Conditioner
Data provided by National Institute of Standards and Technology
These data from the laboratory tests of a prototype residential liquid-to-air ground-source air conditioner (GSAC) using CO2 as the refrigerant. The data collection and processing methods are described in detail in this report:
Report Title: "Laboratory Tests of a Prototype Carbon Dioxide Ground-Source Air Conditioner", NIST Technical Note 2068
Publication Date: October 2019
DOI: https://doi.org/10.6028/NIST.TN.2068
Authors: Harrison Skye, Wei Wu
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Ageing of High Strength p-Aramid Fibers Used in Body Armor
Data provided by National Institute of Standards and Technology
To improve the reliability and design of armor, it is imperative to understand the failure modes and the degradation rates of the materials used in armor. Despite the best efforts of manufacturers, some vulnerability of armor materials to ageing due to hydrolytic or oxidative environments is expected and may result in the degradation of material properties such as tensile strength. In this work, p-aramid yarns from two manufacturers were exposed to environmental conditions of various fixed temperature and humidity combinations.
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Spin Excitations in Co3V2O8. Raw data files from neutron spectroscopy experiments using the DCS spectrometer at the NCNR to probe the spin fluctuation spectrum of Co3V2O8.
Data provided by National Institute of Standards and Technology
A series of neutron spectroscopy measurements were performed on two single crystal samples of Co3V2O8 using the Disk Chopper Spectrometer (DCS) time-of-flight neutron spectrometer at the NIST Center for Neutron Research. In the low-temperature ferromagnetic phase spin waves are observed throughout the Brillouin zone. Modelling the spin wave dispersion reveals significant magnetic interaction between buckled kagome planes, contrary to prior work which treated the compound as quasi-two-dimensional.
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NIST alloy data
Data provided by National Institute of Standards and Technology
The NIST Alloy data web application (https://trc.nist.gov/metals_data) provides access to thermophysical property data with a focus on unary, binary, and ternary metal systems.
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Source: https://trc.nist.gov/metals_data/
Characterizing LTE User Equipment Emissions: Factor Screening Data
Data provided by National Institute of Standards and Technology
This data is provided as a supplement to NASCTN Report 7 (NIST Technical Note 2069), Characterizing LTE User Equipment Emissions: Factor Screening. In particular, the data provided here is sufficient to reproduce all of the plots and analyses in Chapters 6 and 7, which present the data analysis results. See the data description document provided in the zip file for an outline of the contents and the technical note referenced above for details on the data collection.
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Volume Fraction and Temperature Measurements of 30 cm Acetone, Ethanol, Methanol, Pool Fires
Data provided by National Institute of Standards and Technology
This dataset documents a series of time-averaged gas species measurements made along the centerline of methanol, ethanol, and acetone pool fires steadily burning in a quiescent environment. All gas species measurements are obtained using a Gas Chromatograph/ Mass Spectrometer System (GC/MS). Measurements were made at different heights along the centerline of the fire and repeated at least twice for each location. Gas species volume fractions were determined via the GC/MS using predetermined calibration factors.
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Residential Heat Pump Fault Detection and Diagnosis Research Data
Data provided by National Institute of Standards and Technology
Work by Purdue and NIST has shown that different system types behave differently when exposed to the same type of fault at the same intensity; therefore, a better understanding of fault effects on the performance of different systems is needed. The data referenced here contains measurements of the fault-free and fault performance of two different heat pumps; a 14 SEER heat pump and a 16 SEER air-conditioner.
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Source: https://doi.org/10.18434/M32132
A Study of Timing Constraints and SAS Overload of SAS-CBSD Protocol in the CBRS Band
Data provided by National Institute of Standards and Technology
This research work studied the effect of timing constraint and overloading of Spectrum Access System (SAS) on the SAS-CBSD protocol. Specifically, it studies how Heartbeat and Grant Request fail as number of CBSDs served by a SAS becomes large for a given service rate. It also looks at the time taken by CBSDs to vacate a channel (on which an incumbent has appeared) at different Heartbeat Interval. These study results are captured in the following files.
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