Results 51 to 60 of about 2,192 (134)

Effect of surface preparation on the corrosion of austenitic stainless steel 304L in high temperature steam and simulated PWR primary water [PDF]

open access: yes, 2012
The corrosion behavior of 304L grade stainless steel (SS) in high-temperature steam and in a simulated Pressurized Water Reactor (PWR) is studied. The goal was to characterize the nature of the oxide coating generated during 500 h exposure of samples in ...
Andrieu, Eric   +4 more
core   +2 more sources

Wpływ redlinowej uprawy roli i nawożenia siarką ziemniaka na zapas diaspor chwastów w glebie

open access: yesAgronomy Science, 2010
Celem badań była ocena zachwaszczenia gleby brunatnej wyługowanej diasporami chwastów w warunkach zróżnicowanego formowania redlin oraz nawożenia ziemniaków siarką w zmienionej formie i dawce.
HANNA KLIKOCKA
doaj  

Excitable media in open and closed chaotic flows [PDF]

open access: yes, 2002
We investigate the response of an excitable medium to a localized perturbation in the presence of a two-dimensional smooth chaotic flow. Two distinct types of flows are numerically considered: open and closed.
A.P. Martin   +26 more
core   +2 more sources

Występowanie wad bulw w plonie ziemniaka po zastosowaniu użyźniacza glebowego UGmax

open access: yesAgronomy Science, 2014
Celem badań było określenie wpływu użyźniacza glebowego UGmax na występowanie wad bulw w plonie ziemniaka. Doświadczenie polowe przeprowadzono w latach 2008-2010 w Rolniczej Stacji Doświadczalnej Zawady, na glebie kompleksu żytniego bardzo dobrego ...
KRYSTYNA ZARZECKA   +3 more
doaj  

Wpływ warunków opadowo-termicznych na plonowanie średnio późnych i późnych odmian ziemniaka jadalnego

open access: yesAgronomy Science, 2013
Ocenę wpływu warunków pogodowych na kształtowanie się wielkości i struktury plonu bulw ziemniaka prowadzono w latach 2006-2011. Badano sześć średnio późnych i późnych odmian ziemniaka jadalnego: Jelly, Medea, Niagara, Syrena, Ursus i Zeus.
MAREK KOŁODZIEJCZYK
doaj  

The Tin Coatings Utilisation As Blood Contact Surface Modification In Implantable Rotary Left Ventricle Assist Device Religaheart Rot

open access: yesArchives of Metallurgy and Materials, 2015
Constructions of the mechanical-bearingless centrifugal blood pumps utilize different types of non-contact physical bearings, which allows to balance the forces that have an impact on the pump impeller, stabilizing its position in the pump house without ...
Kustosz R.   +7 more
doaj   +1 more source

Potato starch quota fixed to Poland – a shadow on the success story of the Polish agriculture integration into the CAP regulations? [PDF]

open access: yes
Integration of Polish agriculture is recognized as a success. Nevertheless some remarkable difficulties have emerged. Some of them are related to low production quotas in dairy, sugar and starch sectors.
Chotkowski, Jacek, Gazinski, Benon
core   +1 more source

Transport in finite size systems: an exit time approach

open access: yes, 1999
In the framework of chaotic scattering we analyze passive tracer transport in finite systems. In particular, we study models with open streamlines and a finite number of recirculation zones.
Castiglione, P.   +3 more
core   +1 more source

Implications of prioritizing HIV cure: new momentum to overcome old challenges in HIV. [PDF]

open access: yes, 2016
BACKGROUND: Curing HIV is a new strategic priority for several major AIDS organizations. In step with this new priority, HIV cure research and related programs are advancing in low, middle, and high-income country settings.
Gilbertson, Adam   +3 more
core   +3 more sources

Informed consent to HIV cure research [PDF]

open access: yes, 2017
Trials with highly unfavourable risk–benefit ratios for participants, like HIV cure trials, raise questions about the quality of the consent of research participants.
Bromwich, Danielle, Millum, Joseph R.
core  

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