Results 41 to 50 of about 4,931,974 (307)

Investigations on specimen design and mounting for Split Hopkinson Tension Bar (SHTB) experiments

open access: yesEPJ Web of Conferences, 2015
Split Hopkinson Tension Bar (SHTB) experiments can be used to test the material behavior with high strain rates in tension loading. The influence of the specimen mounting and the specimen design on the test results was investigated.
Ledford Noah   +6 more
doaj   +1 more source

Effects of the Reynolds Number on the Efficiency and Stall Mechanisms in a Three-stage Axial Compressor [PDF]

open access: yesJournal of Applied Fluid Mechanics
The Reynolds number (Re) is an important parameter that can affect compressor performance. This study experimentally and numerically investigated the effect of Re variations on the efficiency and stall mechanisms for a three-stage axial flow compressor ...
E. Zhou   +5 more
doaj   +1 more source

High-speed data word monitor [PDF]

open access: yes, 1975
Small, portable, self-contained device provides high-speed display of bit pattern or any selected portion of transmission, can suppress filler patterns so that display is not updated, and can freeze display so that specific event may be observed in ...
Wirth, M. N.
core   +1 more source

Signal processing in high speed OTDM networks [PDF]

open access: yes, 1998
This paper presents the design and experimental results of an optical packet-switching testbed capable of performing message routing with single wavelength TDM packet bit rates as high as 100 Gb ...
Deng, K. Li   +4 more
core   +1 more source

Changes in Body Composition in Children and Young People Undergoing Treatment for Acute Lymphoblastic Leukemia: A Systematic Review and Meta‐Analysis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Ongoing evidence indicates increased risk of sarcopenic obesity among children and young people (CYP) with acute lymphoblastic leukemia (ALL), often beginning early in treatment, persisting into survivorship. This review evaluates current literature on body composition in CYP with ALL during and after treatment.
Lina A. Zahed   +5 more
wiley   +1 more source

Feasibility study and verification of velocity field calibration for short center line probe in subsonic and transonic wind tunnel

open access: yesXibei Gongye Daxue Xuebao
According to GJB1179A-2012 "Quality Requirements for Low Speed and High Speed Wind Tunnel Flow Fields", the velocity field calibration is a key item in the wind tunnel flow field calibration and an important basis for evaluating whether wind tunnels have
DENG Haijun   +4 more
doaj   +1 more source

Experimental and Analytical Investigation of Point Fixed Corrugated Metal Sheets Subjected to Blast Loading

open access: yesEngineering Transactions, 2019
Besides the primary threats of a blast loading scenario, flying fragments from nonstructural elements could be a further threat to exposed humans. Point fixed corrugated metal sheets are often applied as facade elements.
Kai FISCHER   +2 more
doaj   +1 more source

A high-speed spectrograph shutter [PDF]

open access: yes, 1973
Device can operate in close-open-close mode. Beam splitter placed behind static-slit assembly allows use of more than one camera. Each frame in particular series may be conveniently varied in exposure time and spacing.
Miller, M. H., Wood, S. M., Jr.
core   +1 more source

A quick-retrieval high-speed digital framing camera [PDF]

open access: yes, 1993
A new high-speed digital framing camera is described. The design is built around a rotating polygon mirror that provides a framing rate of 24 000 frames/s. The camera electronics digitizes an image into a 32×104 grid of pixels, where the second dimension
Bellan, P. M., Sato, A. H., Yee, J.
core   +1 more source

High-speed query processing over high-speed networks [PDF]

open access: yesProceedings of the VLDB Endowment, 2015
Modern database clusters entail two levels of networks: connecting CPUs and NUMA regions inside a single server in the small and multiple servers in the large. The huge performance gap between these two types of networks used to slow down distributed query processing to such an extent that a cluster of machines actually performed worse than a single ...
Wolf Rödiger   +3 more
openaire   +1 more source

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