Results 31 to 40 of about 335,422 (272)

Global reactivity models are impactful in industrial synthesis applications

open access: yesJournal of Cheminformatics, 2023
Artificial Intelligence is revolutionizing many aspects of the pharmaceutical industry. Deep learning models are now routinely applied to guide drug discovery projects leading to faster and improved findings, but there are still many tasks with enormous ...
Paulo Neves   +8 more
doaj   +1 more source

B_c Meson Production in Nuclear Collisions at RHIC [PDF]

open access: yes, 2000
We study quantitatively the formation and evolution of B_c bound states in a space-time domain of deconfined quarks and gluons (quark-gluon plasma, QGP).
D. Kharzeev   +23 more
core   +2 more sources

Dynamic modeling of nitrogen losses in river networks unravels the coupled effects of hydrological and biogeochemical processes [PDF]

open access: yes, 2009
The importance of lotic systems as sinks for nitrogen inputs is well recognized. A fraction of nitrogen in streamflow is removed to the atmosphere via denitrification with the remainder exported in streamflow as nitrogen loads.
Alexander, Richard B.   +9 more
core   +2 more sources

Regression Prediction of Coupling Reaction Yield Based on Attention-Driven Convolutional Neural Network

open access: yesMATCH - Communications in Mathematical and in Computer Chemistry, 2022
The traditional method to improve the yield of Buchwald-Hartwig cross coupling reaction is to change the reactants or reaction conditions, but the reaction has many problems, such as harsh reaction conditions, complex synthetic route.
Hexun Hou   +5 more
semanticscholar   +1 more source

In-situ monitoring for CVD processes [PDF]

open access: yes, 2002
Aiming towards process control of industrial high yield/high volume CVD reactors, the potential of optical sensors as a monitoring tool has been explored.
A. Beil   +14 more
core   +3 more sources

Prediction of Reaction Yield for Buchwald‐Hartwig Cross‐coupling Reactions Using Deep Learning

open access: yesMolecular Informatics, 2021
Chemical reaction yield is one of the most important factors for determining reaction conditions. Recently, several machine learning‐based prediction models using high‐throughput experiment (HTE) data sets were reported for the prediction of reaction ...
Akinori Sato, Tomoyuki Miyao, K. Funatsu
semanticscholar   +1 more source

Application of flexible recipes for model building, batch process optimization and control [PDF]

open access: yes, 1993
Unlike the traditionally fixed recipes in batch process operation, flexible recipes allow the adjustment of some of its relevant recipe items. These adjustments can either be predefined in cases of planned experimentation, or suggested by a formal ...
Keesman, Karel J.
core   +4 more sources

Improving Hydrothermal Carbonization (htc) Processes by Hydrochar Gasification

open access: yesChemical Engineering Transactions, 2021
Hydrochar is produced by means of hydrothermal carbonization at relatively low temperatures (180-260°C) in sub-critical water. While, in many respects similar to biochar, its physical and chemical properties differ significantly (Basu, 2018).
Kristiano Prifti   +3 more
doaj   +1 more source

Room-Temperature Alternative to the Arbuzov Reaction: The Reductive Deoxygenation of Acyl Phosphonates [PDF]

open access: yes, 2010
The reductive deoxygenation of acyl phosphonates using a Wolff−Kishner-like sequence is described. This transformation allows direct access to alkyl phosphonates from acyl phosphonates at room temperature. The method can be combined with acyl phosphonate
Dougherty, Dennis A.   +1 more
core   +2 more sources

Efficient Biocatalytic Synthesis of Dihalogenated Purine Nucleoside Analogues Applying Thermodynamic Calculations [PDF]

open access: yes, 2020
The enzymatic synthesis of nucleoside analogues has been shown to be a sustainable and efficient alternative to chemical synthesis routes. In this study, dihalogenated nucleoside analogues were produced by thermostable nucleoside phosphorylases in ...
Giessmann, Robert T.   +9 more
core   +1 more source

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