Results 291 to 300 of about 178,863 (342)

The Late-Quaternary Extinctions Gave Rise to Functionally Novel Herbivore Assemblages. [PDF]

open access: yesEcol Evol
Schowanek SD   +7 more
europepmc   +1 more source
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Quaternary of Croatia

Quaternary International, 2018
An interdisciplinary workshop on the Quaternary of Croatia was held in Zagreb in 2015 as a final part of a Croatian-German bilateral project entitled “Tools for modelling past and future global climate change: Case study of loess- palaeosol sequences (Quaternary aeolian deposits) from Istria and Kvarner (North Adriatic area)”.
Goran Durn, Manfred Frechen
openaire   +2 more sources

Quaternary Protoberberine Alkaloids

ChemInform, 2007
AbstractChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.
Lenka Grycová   +2 more
openaire   +4 more sources

Quaternary Structure of Proteins

Annual Review of Biochemistry, 1970
STOICHIOMETRY OF SUBUNITS. . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 DISSOCIATION METHODS . . . . . . . . . • . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Denaturants . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Change of charge
Dennis W. Darnall   +2 more
openaire   +3 more sources

Quaternary of Egypt [PDF]

open access: possible, 2019
More than 100 years of continuing research into the Quaternary of Egypt has produced numerous publications. In the last twenty years, Quaternary studies have witnessed great advances in both theories and methodologies, and the pace of archaeological research has accelerated as a new generation of researchers joined in expounding the different ...
Fekri A. Hassan, M.A. Hamdan
openaire   +1 more source

Quaternary adder, subtractor and multiplier using quaternary multiplexer

International Journal of Electronics, 1987
Multiplexers, as in the case of binary, are very useful building blocks in the development of quaternary systems. The use of quaternary multiplexer (QMUX) in the implementation of quaternary adder, subtractor and multiplier is described in this paper. Quaternary coded decimal (QCD) adder/subtractor and quaternary excess-3 adder/subtractor realization ...
Krishnan, G, Shivaprasad, AP
openaire   +2 more sources

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