Results 81 to 90 of about 100,096 (260)

Cold spraying superalloys:research status,challenges and perspectives

open access: yesCailiao gongcheng
Cold spraying technology has a number of unique characteristics, most notably the solid-state metal powder deposition. This property confers the technology with significant technical advantages and application potentials in the domains of coating ...
LI Wenya   +7 more
doaj   +1 more source

Applicability of MCPA- and 2,4,5-T-herbicides in sapling stand management

open access: yesSilva Fennica, 1980
The applicability of MCPA- and 2,4,5-T-herbicides for use in the management of sapling stands and the possibilities of carrying out foliar spraying at an earlier date than at precent with smaller doses of the active ingredient were examined in this study.
Meriluoto, Jussi
doaj   +1 more source

Direct current plasma spraying of mechanofused alumina-steel particles

open access: yes, 2009
Stainless steel particles (60 $\mu$m in mean diameter) cladded with an alumina shell (2 $\mu$m thick and manufactured by mechanofusion) were sprayed with an Ar-H2 (53-7 slm) d.c. plasma jet (I = 500 A, P = 28 kW, \rho_th = 56 %).
Ageorges, Hélène   +4 more
core   +1 more source

Nozzle optimization for cold gas dynamic spraying

open access: yesАвіаційно-космічна техніка та технологія
This study investigates the influence of nozzle geometry on the characteristics of the cold gas dynamic spraying (CGDS) process under low-pressure conditions (up to 1.0 MPa).
Oleksandr Shorinov   +3 more
doaj   +1 more source

Optimizing crop loading of apples and pears - results 2004-2006 (foliar fertilizers, thinning) [PDF]

open access: yes, 2008
Main topics of the research-project FuE 03OE088 of “Bundesprogramm Ökologischer Landbau” (30.04.2004-31.12.2006) were the testing of foliar fertilizers in organic apples and pears, optimizing lime sulphur for blossom thinning, looking for alternatives ...
Eis, B.   +3 more
core  

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