Results 41 to 50 of about 199,150 (290)

Quantum Genetics, Quantum Automata and Quantum Computation [PDF]

open access: yes, 2004
The concepts of quantum automata and quantum computation are studied in the context of quantum genetics and genetic networks with nonlinear dynamics. In a previous publication (Baianu,1971a) the formal concept of quantum automaton was introduced and its ...
Baianu, Professor I. C.
core  

Polymers near Metal Surfaces: Selective Adsorption and Global Conformations

open access: yes, 2002
We study the properties of a polycarbonate melt near a nickel surface as a model system for the interaction of polymers with metal surfaces by employing a multiscale modeling approach.
A. Alavi   +6 more
core   +1 more source

Quantum chemical modeling of molecular crystal deformations [PDF]

open access: yesProceedings of The 2nd International Online Conference on Crystals, 2020
Polymorphism is the phenomenon of the existence of different arrangements of molecules in the crystal phase. Molecules can differ in conformations (conformational polymorphism) and / or in intermolecular interactions between them in the crystal (orientational polymorphism).
Yevhenii Vaksler   +2 more
openaire   +1 more source

Modeling Enzymatic Enantioselectivity using Quantum Chemical Methodology [PDF]

open access: yesACS Catalysis, 2020
The computational study of enantioselective reactions is a challenging task that requires high accuracy, as very small energy differences have to be reproduced.
Xiang Sheng   +3 more
openaire   +1 more source

Colorectal cancer‐derived FGF19 is a metabolically active serum biomarker that exerts enteroendocrine effects on mouse liver

open access: yesMolecular Oncology, EarlyView.
Meta‐transcriptome analysis identified FGF19 as a peptide enteroendocrine hormone associated with colorectal cancer prognosis. In vivo xenograft models showed release of FGF19 into the blood at levels that correlated with tumor volumes. Tumoral‐FGF19 altered murine liver metabolism through FGFR4, thereby reducing bile acid synthesis and increasing ...
Jordan M. Beardsley   +5 more
wiley   +1 more source

QUANTUM CHEMICAL MODELING OF THE TYPE OF COORDINATION OF MANGANESE WITH VITAMIN B2 AND ESSENTIAL AMINO ACIDS

open access: yesСовременная наука и инновации, 2023
Within the framework of this study, quantum chemical modeling of the type of coordination of manganese with vitamin B2 and essential amino acids was carried out. The interaction of manganese with amino acids was carried out through the carboxyl group and
A. A. Gvozdenko   +5 more
doaj   +1 more source

SchNet: A continuous-filter convolutional neural network for modeling quantum interactions [PDF]

open access: yes, 2017
Deep learning has the potential to revolutionize quantum chemistry as it is ideally suited to learn representations for structured data and speed up the exploration of chemical space. While convolutional neural networks have proven to be the first choice
Chmiela, Stefan   +5 more
core   +1 more source

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

How Water's Properties Are Encoded in Its Molecular Structure and Energies. [PDF]

open access: yes, 2017
How are water's material properties encoded within the structure of the water molecule? This is pertinent to understanding Earth's living systems, its materials, its geochemistry and geophysics, and a broad spectrum of its industrial chemistry. Water has
Brini, Emiliano   +5 more
core   +1 more source

Quantum chemical modeling of molecules under pressure [PDF]

open access: yesInternational Journal of Quantum Chemistry, 2020
AbstractPressure can be used to initiate a plethora of intriguing transformations and chemical reactions. During the past 10 years or so, several quantum chemical methods have been developed that describe the structural and electronic changes in molecules under pressure.
openaire   +1 more source

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