Results 51 to 60 of about 993,710 (249)

Computational and experimental research on mechanism of cis/trans isomerization of oleic acid

open access: yesHeliyon, 2018
The harm of trans-fatty acids to health has aroused public concern. It is believed that the main source of trans-fatty acids in diets is the isomerization of unsaturated fatty acids in edible oils during cooking.
Ningning Cheng   +3 more
doaj   +1 more source

Understanding oxygen evolution mechanisms by tracking charge flow at the atomic level

open access: yesiScience, 2023
Summary: Current classifications of oxygen evolution catalysts are based on energy levels of the clean catalysts. It is generally asserted that a LOM-catalyst can only follow LOM chemistry in each electron transfer step and that there can be no mixing ...
Changming Zhao   +4 more
doaj   +1 more source

Theoretical Organic Chemistry [PDF]

open access: yesNature, 1943
THIS “entirely revised edition” retains many of the features which characterized the earlier editions. The rapid growth of organic chemistry, however, makes the task of the reviser ever more difficult, and although an earnest attempt has undoubtedly been made to bring this 'classic' up to date by the addition of new chapters, after forty years surely ...
openaire   +1 more source

Interferometric Observations of Formaldehyde in the Protoplanetary Disk around LkCa15 [PDF]

open access: yes, 2002
Emission from the $2_{12}-1_{11}$ line of H$_2$CO has been detected and marginally resolved toward LkCa15 by the Nobeyama Millimeter Array. The column density of H$_2$CO is higher than that observed in DM Tau and than predicted by theoretical models of ...
Aikawa, Yuri   +6 more
core   +6 more sources

Calculating Biological Behaviors of Epigenetic States in Phage lambda Life Cycle [PDF]

open access: yes, 2004
Gene regulatory network of lambda phage is one the best studied model systems in molecular biology. More 50 years of experimental study has provided a tremendous amount of data at all levels: physics, chemistry, DNA, protein, and function.
Ao, P., Hood, L., Yin, L., Zhu, X. -M.
core   +1 more source

60th Symposium on Theoretical Chemistry: Next-Generation Theoretical Chemistry [PDF]

open access: yes
This year’s Symposium for Theoretical Chemistry (STC 2024) took place in Braunschweig at the beginning of September 2024. The Symposium for Theoretical Chemistry is the most important international conference for theoretical chemistry in the German-speaking countries and takes place annually at different locations in Germany, Austria or Switzerland ...
Jacob, Christoph   +4 more
openaire   +1 more source

The LBFGS Quasi-Newtonian Method for Molecular Modeling Prion AGAAAAGA Amyloid Fibrils [PDF]

open access: yes, 2012
Experimental X-ray crystallography, NMR (Nuclear Magnetic Resonance) spectroscopy, dual polarization interferometry, etc are indeed very powerful tools to determine the 3-Dimensional structure of a protein (including the membrane protein); theoretical ...
Hou, Yating   +4 more
core   +3 more sources

Base-pairing of uracil and 2,6-diaminopurine: from cocrystals to photoreactivity

open access: yesiScience
Summary: We show that the non-canonical nucleobase 2,6-diaminopurine (D) spontaneously base pairs with uracil (U) in water and the solid state without the need to be attached to the ribose-phosphate backbone. Depending on the reaction conditions, D and U
Tomislav Stolar   +12 more
doaj   +1 more source

Interstellar water chemistry: from laboratory to observations

open access: yes, 2013
Water is observed throughout the universe, from diffuse interstellar clouds to protoplanetary disks around young stars, and from comets in our own solar system and exoplanetary atmospheres to galaxies at high redshifts.
Herbst, Eric   +2 more
core   +1 more source

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