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1313 results found

Bluetooth Low Energy (BLE) Received Signal Strength Indicator (RSSI) Data for Proximity Detection in COVID-19 Electronic Contact Tracing

Data provided by  National Institute of Standards and Technology

NIST carried out a comprehensive BLE RSI data collection campaign under various operational scenarios. In some scenarios, the transmitting and receiving BLE radios were in line-of-sight (LOS) or each other and in others they were in non-line-of-sight (NLOS). The distance between the radios were measured and recorded in each scenario. in NLOS scenarios, data was collected were walls made of different construction materials were blocking the direct path from the transmitter to the receiver.

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X-ray Properties Database in SQLite Format

Data provided by  National Institute of Standards and Technology

A SQLite database containing mass absorption coefficient (both discrete and continuous), atomic sub-shell binding energy, X-ray energy, jump ratio, ground-state occupancy, atomic relaxation rate following core shell ionization and X-ray linewidth data.

The data is in the common SQLite format and also available in SQL format. SQLite is an open-source database which is supported on many different platforms.

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Electromagnetic simulations of Parylene C devices

Data provided by  National Institute of Standards and Technology

Electromagnetic simulations of Parylene C devices, described in "The influence of intrinsic water and ion permeation of the dielectric properties of Parylene C films".
We simulated various geometries of the device with different fluids inside and calculated S-parameters from extracted RLCG results. We also provide scripts to work up the
simulation results into S-parameter plots.

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5G New Radio Sidelink Link-Level Simulator

Data provided by  National Institute of Standards and Technology

This 5G NR Sidelink Link-Level Simulator (LLS) is developed by National Institute Standards and Technology (NIST) developers by leveraging the MATLAB-based Vienna 5G NR Link Level Simulator. It requires the Vienna 5G NR LLS Release 1.2, licensed by Institute of Telecommunications TU-Wien and available at https://www.tuwien.at/etit/tc/en/vienna-simulators/vienna-5g-simulators/. It also requires MATLAB version 2021b with the following toolboxes: communication toolbox, 5G tool-box, and signal blocks.

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Data for manuscript: Integrated photonic optomechanical atomic force microscopy probes batch fabricated using deep UV photolithography

Data provided by  National Institute of Standards and Technology

Data from figure 4 "Measuring photonic optomechanical devices" in manuscript "Integrated photonic optomechanical atomic force microscopy probes batch fabricated using deep UV photolithography," in Journal of Microelectromechanical Systems, doi: 10.1109/JMEMS.2023.3247300.

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XSLT Blender

Data provided by  National Institute of Standards and Technology

Demonstrations and utilities using XSLT in the web browser. XSLT 1.0 is supported with no dependencies on external libraries. Source code is in XML, XSLT, Javascript and Typescript.

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Source: https://github.com/usnistgov/xslt-blender

PSCR Usability Project_Voices of First Responders

Data provided by  National Institute of Standards and Technology

The Usability Team of the National Institute of Standards and Technology's (NIST) Public Safety Communications Research (PSCR) program works to identify issues faced by first responders surrounding the use of their existing and emerging public safety communication technology. The team conducted an exploratory, sequential, mixed-methods study to gather insights into first responders' needs for and problems experienced with communication technology.

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Measurement Data From "Operational Impacts of IEEE 802.1Qbv Scheduling on a Collaborative Robotic Scenario"

Data provided by  National Institute of Standards and Technology

Time-sensitive networking (TSN) is an emerging topic for the advancement of wireless networking for industrial applications. TSN, as defined under the umbrella of IEEE 802.1 working group standards, addresses issues related to providing deterministic communications over IEEE 802-based Local Area Networks (LANs). TSN was originally designed to support real-time audio/video applications over Ethernet providing better reliability and lower, more deterministic latency with traffic shaping capabilities.

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Experimental Measurements for Fire Model Validation - Parallel Panel Tests on PMMA

Data provided by  National Institute of Standards and Technology

A set of 6 experiments was performed on poly(methyl methacrylate), PMMA. In each test, samples (i.e., 2.44 m tall, 0.61 m wide slabs of PMMA mounted in a parallel panel configuration) were exposed to a propane burner (nominal heat release rate, HRR = 60 kW), which was turned off after sustained flaming was observed across the panel walls.

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S-parameters of Parylene C microwave microfluidic devices

Data provided by  National Institute of Standards and Technology

Broadband S-parameter measurements of Parylene C microwave microfluidic devices from 100 MHz - 110 GHz. The Parylene C devices consisted of 400 nm platinum coplanar waveguides (CPW) (50 um center conductor, 5 um gaps, 200 um ground planes) deposited on fused silica with 6.5 um of Parylene C on top, capped with a PDMS microfluidic layer aligned over the CPWs. The dimensions of the PDMS microfluidic channels were approximately 210 um wide by 100 um deep. The total CPW line length was 10.000 mm and the channel length was 4.160 mm, where the channel was aligned over the center of the CPW.

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