Results 11 to 20 of about 5,836,957 (242)

Space Demonstration of All-Solid-State Lithium-Ion Batteries Aboard the International Space Station

open access: yesAerospace
All-solid-state lithium-ion batteries (ASSBs) have a wide operating temperature range (−40 °C to +120 °C) and are expected to be applied to lunar exploration, which has become increasingly active in recent years. Since a ground development test confirmed
Yu Miyazawa   +9 more
doaj   +2 more sources

The SoLid anti-neutrino detector's readout system [PDF]

open access: yes, 2017
The SoLid collaboration have developed an intelligent readout system to reduce their 3200 silicon photomultiplier detector's data rate by a factor of 10000 whilst maintaining high efficiency for storing data from anti-neutrino interactions.
collaboration, for the SoLid   +19 more
core   +1 more source

Application of X-ray Microtomography to Quantify the Liquid Fraction of M2 Steel for Semi-solid Forming process [PDF]

open access: yes, 2013
Thixoforging, one variant of semi-solid metal processing in which the metallic alloys are processed at low liquid fraction (0.1< Fl < 0.3), is used to produce complex parts with high mechanical properties.
GU, Guochao   +4 more
core   +1 more source

Generalized Difference Lacunary Weak Convergence of Sequences [PDF]

open access: yesSahand Communications in Mathematical Analysis
In this paper, we introduce the concept of generalized difference lacunary weak convergence of sequences. Using the concept of difference operator, we have introduced some new classes of sequences. We investigated several of its algebraic and topological
Bibhajyoti Tamuli, Binod Tripathy
doaj   +1 more source

Experimental Procedure for Determination of the Dielectric Properties of Biological Samples in the 2-50 GHz Range

open access: yesIEEE Journal of Translational Engineering in Health and Medicine, 2014
The objective of this paper was to test and evaluate an experimental procedure for providing data on the complex permittivity of different cell lines in the 2-50-GHz range at room temperature, for the purpose of future dosimetric studies.
Elias Odelstad   +3 more
doaj   +1 more source

Iris: Deep Space Small Satellite Radio [PDF]

open access: yes, 2017
With nanosatellites being used for deep space missions, the need for a unique communications architecture to relay valuable mission data back to NASA’s Deep Space Network (DSN) is ...
Space Dynamics Laboratory
core   +1 more source

Influence of Cu/Li ratio on the microstructure evolution of bobbin-tool friction stir welded Al–Cu–Li alloys

open access: yesJournal of Materials Research and Technology, 2019
Two modern aluminum lithium alloys were welded by semi-stationary bobbin tool friction stir welding. The influence of the Cu/Li ratio on precipitation phenomena under process heat impact was investigated by comparing the response of low Cu/Li alloy 2196 ...
Jannik Entringer   +3 more
doaj   +1 more source

Non-Operative Management of Blunt Abdominal and Retroperitoneal Solid Organs Trauma, with Retroperitoneal Hemorrhage – Indications, Methodology and Necessity

open access: yesНеотложная медицинская помощь, 2021
Introduction. The article is devoted to an actual problem — blunt trauma of the abdomen and organs of the retro­peritoneal space.Aim of study. Specify the indications for non­operative management of patients with blunt trauma of the solid organs of the ...
V. V. Aleksandrov   +3 more
doaj   +1 more source

Living Inside the UA Space Analog

open access: yes
Immediate accessThis item is made available by the University of Arizona Center for Human Space Exploration (CHaSE) with support from the University of Arizona Libraries.
Tresch, Trent
core   +4 more sources

PENGEMBANGAN PERANGKAT PMR DAN PENGARUHNYA TERHADAP HASIL BELAJAR MATEMATIKA PADA SISWA KELAS VIII SMP KATOLIK AMBON

open access: yesJurnal Magister Pendidikan Matematika, 2020
This study aimed at: 1) producing a valid learning material of realistic mathematic for flat space solid edge material at VIII grade students of SMP Katolik Ambon; 2) finding out the effect of using learning material of mathematic realistic toward ...
Helena Mataheru
doaj   +1 more source

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