Results 101 to 110 of about 6,837 (255)

Interrelations Between the Enthalpies of Formation of the Sulfur-Containing Amino Acids L-Cystine, L-Cysteine and L-Methionine

open access: yesThe Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science
L-Cystine, L-cysteine, and L-methionine are among the twenty-two L-α-amino acids from which all proteins are composed. With their unique sulphur atoms, Lcystine, L-cysteine, and L-methionine have been particularly problematic with regard to both ...
Stefan PERISANU   +2 more
doaj   +1 more source

Creating structure from disorder: using folksonomies to create semantic metadata

open access: yes, 2007
This paper reports on an on-going research project to create educational semantic metadata out of folksonomies. The paper describes a simple scenario for the usage of the generated semantic metadata in teaching, and describes the ‘FolksAnnotation’ tool ...
Al-Khalifa, Hend S.   +2 more
core  

An Overview of the Understanding of Ions Containing Solely Fluorine Atoms

open access: yesActa Chimica Slovenica, 2013
We discuss in the current paper ions containing solely fluorine atoms, F–, F2– and F3–, their corresponding cationic and/or multiply charged counterparts.
Maja Ponikvar-Svet   +2 more
doaj  

A Linked Open Data-Based Terminology to Describe Libre/Free and Open-source Software: Incremental Development Study.

open access: yesJMIR Med Inform, 2023
Jahn F   +6 more
europepmc   +1 more source

Freedom and Restraint: Tags, Vocabularies and Ontologies

open access: yes, 2006
The benefit of metadata is widely recognized. However, the nature of that information and the method of production remains a topic of some debate. This division is most noticeable between those who believe in ’free tagging’, and those who prefer the more
Lawrence, K. Faith, schraefel, m. c.
core  

Cultural heritage through the lens of COVID-19. [PDF]

open access: yesPoetics (Amst), 2022
Ginzarly M, Jordan Srour F.
europepmc   +1 more source

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