Results 261 to 270 of about 2,114,661 (401)

Homoterpene Biosynthesis in Fungi

open access: yesAngewandte Chemie International Edition, EarlyView.
The first homoterpene biosynthetic pathway in the fungal kingdom is reported. A methyltransferase–terpene cyclase pair produces a unique heptamethyl bicyclo[3.3.1]nonane homoterpene via presodorifen, demonstrating that homoterpene biosynthesis via the addition of a C1 unit to terpene diphosphate precursors prior to scaffold formation extends beyond the
Lin Zhou   +5 more
wiley   +1 more source

Philosophy of History and History of Philosophy of Science

open access: yesHOPOS: The Journal of the International Society for the History of Philosophy of Science, 2017
T. Uebel
semanticscholar   +1 more source

Philosophy of Science and Philosophy of Chemistry

open access: yes, 2014
© 2014 by HYLE and Jaap van Brakel. In this paper I assess the relation between philosophy of chemistry and (general) philosophy of science, focusing on those themes in the philosophy of chemistry that may bring about major revisions or extensions of current philosophy of science.
openaire   +1 more source

Walter Dubislav’s Philosophy of Science and Mathematics

open access: yesHOPOS: The Journal of the International Society for the History of Philosophy of Science, 2016
N. Milkov
semanticscholar   +1 more source

The Highest Oxidation States of the Rare‐Earth Elements and the Challenge of Praseodymium(+5) Compounds

open access: yesAngewandte Chemie International Edition, EarlyView.
Rare Earth Elements are known to form tri‐ and also di‐valent compounds. A few tetra‐valent compounds are also known, and recently the first molecules and crystals with Praseodymium(+5) were synthesized. By defining the atomic Ionization Quotient IQ, Ln(+4) compounds with suitable ligands appear possible for almost all 4f elements, while Pr(+5) may ...
Lian‐Wei Ye, W.H.Eugen Schwarz, Jun Li
wiley   +1 more source

Supercritical CO2 Sorption Within Polymers Used in Medical Devices and Their Packaging

open access: yesJournal of Applied Polymer Science, EarlyView.
In situ CO2 sorption monitoring ensured the establishment of thermodynamic equilibrium in polymers used for medical devices and their packaging. All the studied polymers, except PETG, exhibited similar kinetic profiles, allowing the quantification of CO2 sorption and the resulting polymer swelling under thermodynamic equilibrium conditions. For PETG, a
Yasmine Masmoudi   +3 more
wiley   +1 more source

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