Results 61 to 70 of about 16,321,064 (131)

Lunar sample analysis [PDF]

open access: yes
Results are presented from an extensive series of new high resolution scanning electron microscope studies of the very primative group of meteorites known as unequilibrated chondrites.
Cirlin, E. H.   +4 more
core   +5 more sources

Europe Meets America. William Lescaze, Architect of Modern Housing [PDF]

open access: yes, 2016
An analysis of the New York professional milieu between the Wall Street Crash of 1929 and the aftermath of WWII reveals an unexpected scenario, in which diverse branches of technical culture and professional and institutional spheres often overlap, and ...
Caramellino, Gaia
core   +1 more source

Standard NIJ 0115.00 za testiranje otpornosti zaštitnih prsluka na ubode nožem i predmetima sa oštrim vrhom / NIJ 0115.00 standard for testing stab resistance of body armor

open access: yesVojnotehnički Glasnik, 2008
Standard NIJ 0115.00 (prema Nacionalnom institutu pravde SAD), namenjen je za utvrđivanje minimuma tehničkih zahteva i metoda ispitivanja otpornosti zaštitnih prsluka, koji treba da zaštite gornji deo tela od uboda nožem i predmetima sa oštrim vrhom ...
Đuro Jovanić
doaj   +1 more source

Хозяйственно-биологическая оценка разных видов эспарцета на юге России

open access: yesЗерновое хозяйство России, 2018
Economic and biological estimation of various species of sainfoin in the south of Russia Thirty three samples of three sainfoin species ( Onobrychis viciifolia, Onobrychis montana, Onobrychis arenaria and hybrid of the local breeding ) were studied in ...
S. A. Ignatiev   +2 more
doaj  

Study of sample drilling techniques for Mars sample return missions [PDF]

open access: yes
To demonstrate the feasibility of acquiring various surface samples for a Mars sample return mission the following tasks were performed: (1) design of a Mars rover-mounted drill system capable of acquiring crystalline rock cores; prediction of ...
Harris, P. T., Mitchell, D. C.
core   +1 more source

Sample-Based Optimal Dispatch of Shared Energy Storage in Community Microgrids Considering Uncertainty

open access: yesEnergies
Shared energy storage (SES) in communities equipped with renewable energy sources (RESs) can effectively maintain power supply reliability. However, the dispatch of SES is highly influenced by the uncertainty of RES output.
Kui Hua   +3 more
doaj   +1 more source

ASSESSMENT OF COLLECTION OF GRAIN SORGHUM ON PREMATURENESS (EARLINESS)

open access: yesЗерновое хозяйство России, 2018
We consider a comprehensive study of initial material and finding of the best samples with a complex of economic valuable traits for definite soil-climatic conditions has a great theoretical and practical significance.
V. V. Kovtunov   +2 more
doaj  

Sample positioning in microgravity [PDF]

open access: yes
Repulsion forces arising from laser beams are provided to produce mild positioning forces on a sample in microgravity vacuum environments. The system of the preferred embodiment positions samples using a plurality of pulsed lasers providing opposing ...
Sridharan, Govind
core   +1 more source

About Full Fatigue Curve

open access: yesМеханика машин, механизмов и материалов, 2012
The review is given and methods of a schematization of full fatigue curve on base to 10 7 cycles and to 10 9 cycles are analysed. It is shown that the question on its construction is debatable.
L.A. Sosnovskiy   +2 more
doaj  

Actualización en el diagnóstico de la leptospirosis humana

open access: yesRevista Cubana de Medicina Militar
La leptospirosis humana es una enfermedad zoonótica de distribución mundial, con frecuencia subdiagnosticada por presentar un amplio espectro de manifestaciones clínicas. El objetivo es presentar una actualización sobre el diagnóstico de la leptospirosis
Yendrys Pérez Elias   +3 more
doaj  

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