Results 51 to 60 of about 1,378 (175)

Discarin-E, ein neues Peptidalkaloid aus Discaria febrifuga Mart.

open access: yesCHIMIA, 1985
On the basis of spectroscopic investigations (MS, 1H-NMR, UV, IR), elemental analysis, and degradation reactions, the molecular structure of a new peptide alkaloid, discarine-E, from the bark extract of Discaria febrifuga Mart. has been elucidated.
Ademir Morel   +2 more
doaj   +1 more source

EIGENSINN AND DOMINATION IN LIBERAL AND ILLIBERAL SOCIETIES

open access: yesHistory and Theory, Volume 65, Issue 1, Page 32-57, March 2026.
ABSTRACT This article is a posthumously published text that was written by Alf Lüdtke and Alexandra Oeser but was left unfinished when Lüdtke died in February 2019. It examines two central notions—and their articulations—that Lüdtke and Oeser use differently in their work: domination and Eigensinn. On domination, it focuses on perspectives of Max Weber'
Alf Lüdtke, Alexandra Oeser
wiley   +1 more source

Synthese von Bis(sulfinylamido)tellur OSN-Te-NSO

open access: yesCHIMIA, 1989
Te(NSO)2 is formed in good yields from [t-C4H9(CH3)2Si]2Te and ClNSO dissolved in dichloromethane. Structural, spektroscopic, and physical data for the new tellurium «parahalide» are presented. It is isomorphous with Se(NSO)2.
Alois Haas, Rüdiger Pohl
doaj   +1 more source

Changing interpretations: freedom of association in Germany and the United Kingdom

open access: yesJournal of Law and Society, Volume 53, Issue 1, Page 27-50, March 2026.
Abstract This article examines the transformation in the dominant understanding of freedom of association in Germany and the United Kingdom (UK) within the context of industrial relations liberalization. It argues that both countries have experienced a shift from collectivist to individualist interpretations of freedom of association, driven by a ...
FELIX SYROVATKA
wiley   +1 more source

RETI IŠEIVIJOS SPAUDINIAI LIETUVIŲ KULTŪROS INSTITUTO BIBLIO-TEKOJE

open access: yesKnygotyra, 2011
C. M. von Weber-Str. 14 D-69245 Bammental Bundesrepublik Deutschland El.
ARTHUR HERMANN
doaj   +1 more source

100 years of GAMM: Motivation, history and achievements

open access: yesZAMM - Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, Volume 106, Issue 1, January 2026.
Abstract The International Association of Applied Mathematics and Mechanics (Gesellschaft für Angewandte Mathematik und Mechanik, GAMM) was founded in 1923 with the goal to strengthen the field of scientific engineering by the foundation of an Engineering Association with strong scientific contacts to Applied Mathematics.
Wolfgang Ehlers
wiley   +1 more source

Die Außenwanderungsbeziehungen der Bundesrepublik Deutschland

open access: yesRaumforschung und Raumordnung, 1993
Für die Bevölkerungsentwicklung der Bundesrepublik Deutschland sind die Außenwanderungen von überragender Bedeutung. Seit zwanzig Jahren wird die Bevölkerungsdynamik in der Bundesrepublik Deutschland allein von Außenwanderungsgewinnen getragen.
Hansjörg Bucher
doaj   +1 more source

Herstellung und Charakterisierung der «Cyclothiadi(selenazenium)»-Kationen [Se2N2S]22⊕, [XSe2N2S]⊕ und [Se2N2S]2⊕

open access: yesCHIMIA, 1988
Bis(sulfinylamido)selenium, prepared from Se2Cl2 and (CH3)3SiNSO, forms with MF5 (molar ratio 1:1) in SO2 salts of the dimeric so-called cyclothiadi(selenazenium) cation  [Se2N2S]22⊕(MF6⊖)2 (1a: M = As; 1b: M = Sb; 1c: M = Nb). When the compounds 1a and
Alois Haas, Jörg Kasprowski
doaj   +1 more source

Synthese neuer perfluorierter Selenocarbonylverbindungen und 1,3-Diselenetane

open access: yesCHIMIA, 1988
Reacting Hg(SeC2F5)2 with AlI3 or (C2H5)2AlI in octamethylcyclotetrasiloxane at 40-45 °C and 5∙10-3 Torr gives trifluoromethylselenocarbonylfluoride (1).
Alois Haas, Michael Spehr
doaj   +1 more source

Synthese von bicyclischen Lactonen aus Aldehyden und 2,5-Bis(trimethylsiloxy)thiophen

open access: yesCHIMIA, 1987
By reaction of 2,5-Bis(trimethylsiloxy)thiophene (3) with aldehydes (4) in presence of trimethylsilyl trifluoromethanesulfonate (1) 3,4-disubstituted thiosuccinic anhydrides (5) were obtained. Hydrolysis of the products 5 yields the bislactones 6, 7.
Werner Rzehak, Gerhard Simchen
doaj   +1 more source

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