Results 11 to 20 of about 172,373 (295)

A view of the NIST stone wall

open access: yes, 2017
A view of the NIST stone wall was built using 2,352 stones from 47 US states and 320 from 16 foreign countries. The wall is approximately 12 m long, 4 m high, 0.6 m thick at the bottom, and 0.3 m at the top. The aim of the wall construction was to study
National Institute of Standards and Technology and Technology
core   +6 more sources

Comparative Study of Cloud Forensic Investigation Using ADAM And NIST 800-86 Methods in Private Cloud Computing

open access: yesJurnal RESTI (Rekayasa Sistem dan Teknologi Informasi), 2023
As information technology advances, associated risks also increase, particularly in the field of private cloud computing services. These services are subject to potential internal abuse risks, either due to system vulnerabilities or other factors ...
Reza Febriana, Ahmad Luthfi
doaj   +1 more source

Monte–Carlo simulation of wall correction factor of graphite cavity ionisation chamber

open access: yesThe Journal of Engineering, 2019
The purpose of this article is to discuss the method of determining the wall correction factor of graphite cavity ionisation chamber. The method is the ‘equal effect wall thickness’ simulation and direct calculation of the wall correction factor of the ...
Bo Wang   +4 more
doaj   +1 more source

Analysis of Skype Digital Evidence Recovery based on Android Smartphones Using the NIST Framework

open access: yesJurnal RESTI (Rekayasa Sistem dan Teknologi Informasi), 2020
Cybercrime is an activity utilizing electronic devices and network technology as tools or media to commit crimes. One of them uses the Skype application that is installed on the smartphone.
Anton Yudhana   +2 more
doaj   +1 more source

A Machine-Learning Approach for the Exemplar Extraction of mmWave Industrial Wireless Channels

open access: yesIEEE Open Journal of Instrumentation and Measurement, 2022
Industrial wireless channel modeling is essential for the development of Industrial Internet of Things (IIoT) wireless systems. Moreover, millimeter-wave (mmWave) wireless bands have a high potential to be used for IIoT applications because of their high
Mohamed Kashef   +4 more
doaj   +1 more source

Super-resolved time–frequency measurements of coupled phonon dynamics in a 2D quantum material

open access: yesScientific Reports, 2022
Methods to probe and understand the dynamic response of materials following impulsive excitation are important for many fields, from materials and energy sciences to chemical and neuroscience.
Christian Gentry   +14 more
doaj   +1 more source

The nature of the ultrafast magnetic phase transition in nickel revealed by correlating EUV-MOKE and ARPES spectroscopies [PDF]

open access: yesEPJ Web of Conferences, 2019
By correlating time- and angle-resolved photoemission (Tr-ARPES) and time-resolved transverse- magneto-optical Kerr effect (Tr-TMOKE) measurements, both at extreme ultraviolet (EUV) wavelengths, we uncover the nature of the ultrafast photoinduced ...
Tao Zhensheng   +12 more
doaj   +1 more source

Micrometrology in pursuit of quantum radiation standards

open access: yesMeasurement: Sensors, 2021
With the recent redefinition of the SI base units in terms of constants of nature, the race is on to maximize achievable precision by developing primary standards based on quantum metrology, thereby to realize the Quantum SI.
Ryan Fitzgerald   +5 more
doaj   +1 more source

Playing games with multiple access channels

open access: yesNature Communications, 2020
Multiple access channels model communication from multiple independent senders to a common receiver. By drawing a connection to the study of classical and quantum correlations using nonlocal games, Leditzky et al.
Felix Leditzky   +3 more
doaj   +1 more source

Implementación hardware del algoritmo Keccak para Hash-3 y comparación con Blake, Grøstl, JH y Skein

open access: yesInformador Técnico, 2013
Las funciones criptográficas Hash convierten un mensaje de longitud variable en un “resumen del mensaje”, y son usadas para aplicaciones de firma digital, códigos de autenticación de mensajes y otras aplicaciones para seguridad informática.
Melissa Ramírez   +3 more
doaj   +1 more source

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