Results 31 to 40 of about 48,369 (146)

Additional XPS Studies on the Degradation of Poly(Methyl Methacryalte) and Polystyrene Nanocomposites [PDF]

open access: yes, 2004
XPS studies have been undertaken on exfoliated nanocomposites of polystyrene and poly(methyl methacrylate). One can clearly see that carbon is lost and that oxygen, silicon and aluminum accumulate at the surface of the degrading polymer.
Du, Jianxin   +3 more
core   +1 more source

Thidiazuron-induced shoot organogenesis from mature leaf explants of scented Pelargonium capitatum cultivars [PDF]

open access: yes, 2011
Shoot organogenesis from mature leaf tissues of two scented Pelargonium capitatum cultivars, ‘Attar of Roses’ and ‘Atomic Snowflake’, grown in the greenhouse, were optimized in the presence of thidiazuron (TDZ).
Arshad, Muhammad   +5 more
core   +2 more sources

Organogenesis and plant regeneration of Arachis villosa Benth. (Leguminosae) through leaf culture [PDF]

open access: yes, 2009
With the aim of developing an efficient plant regeneration protocol, leaflet explants of three accessions of Arachis villosa Benth. (S2866, S2867 and L97) were cultured on basic Murashige and Skoog medium supplemented with different combinations of plant
Fontana, María Laura   +2 more
core  

An XPS investigation of thermal degradation and charring on poly(vinyl chloride)–clay nanocomposites [PDF]

open access: yes, 2003
More information concerning the thermal degradation and charring of nanocomposites of poly(vinyl chloride), dioctyl phthalate and clay has been obtained by the use of X-ray photoelectron spectroscopy and the acquisition of the carbon (C1s), chlorine ...
Du, Jianxin   +3 more
core   +1 more source

Roots Structure and Development of Austrobaileya scandens (Austrobaileyaceae) and Implications for Their Evolution in Angiosperms [PDF]

open access: yes, 2020
Since the resolution of the ANA grade [Amborellales, Nymphaeales, Austrobaileyales] as sister to all other flowering plants, a few comparative studies of root structure have suggested that some of their anatomical traits could be of importance to ...
Bachelier, Julien B.   +3 more
core   +1 more source

Effects of carbon source, carbon concentration and culture conditions on in vitro rooting of Pinus pinea L. microshoots [PDF]

open access: yes, 2009
In stone pine (Pinus pinea L.), clonal propagation via adventitious shoot formation from cotyledons has been reported before but rooting of these shoots is poor.
Costa, Alexandra Rosa da   +4 more
core   +1 more source

EIN2 and COI1 control the antagonism between ethylene and jasmonate in adventitious rooting of Arabidopsis thaliana thin cell layers [PDF]

open access: yes, 2019
Auxins induce adventitious roots (ARs) in numerous culture-systems, and indole-3-butyric acid (IBA) is frequently the best AR-inducer. Vitamin requirements vary according to species, explant, and culture-conditions. Arabidopsis thaliana thin cell layers (
Betti, Camilla   +3 more
core   +2 more sources

Advanced Electrodes for Solid Acid Fuel Cells by Platinum Deposition on CsH_(2)PO_4 [PDF]

open access: yes, 2011
We demonstrate cathodes for solid acid fuel cells fabricated by vapor deposition of platinum from the metalorganic precursor Pt(acac)_2 on the solid acid CsH_(2)PO_4 at 210 °C. A network of platinum nanoparticles with diameters of 2−4 nm serves as both
Chisholm, Calum R. I.   +4 more
core   +1 more source

Regulating coexistence of GM and non-GM crops without jeopardizing economic incentives [PDF]

open access: yes, 2008
The ongoing debate about the coexistence of genetically modified (GM) and non-GM crops in the European Union (EU) mainly focuses on preventive measures needed to keep the adventitious presence of GM material in non-GM products below established tolerance
DEMONT, M, Devos, Yann
core   +1 more source

Marine Flora and Fauna of the Northeastern United States: Erect Bryozoa [PDF]

open access: yes, 1991
Forty-nine species of erect Bryozoa from a broad range of Cyclostome, Ctenostome, and Cheilostome families are described and illustrated, and an artificial dichotomous key is provided for their identification.
Hayward, Peter J., Ryland, John S.
core  

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