Πλοήγηση ανά Θέμα "Chemical activation"
Αποτελέσματα 1-8 από 8
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3D interconnected hierarchically porous N-doped carbon with NH3 activation for efficient oxygen reduction reaction
(2017)In the present work, a novel metal-free ORR electrocatalyst, with large specific surface area (2600 m2 g−1), high content of N dopants (3.12 at.%) and 3D cross-linking hierarchically porous structure (abbreviated as LHNHPC) ... -
Fire resistance prediction of slim-floor asymmetric steel beams using single hidden layer ANN models that employ multiple activation functions
(2022)In this paper a mathematical model for the prediction of the fire resistance of slim-floor steel beams based on an Artificial Neural Network modeling procedure is presented. The artificial neural network models are trained ... -
Hyper-parameters Tuning of Artificial Neural Networks: An Application in the Field of Recommender Systems
(2022)In this work, we carry out the hyper-parameters tuning of a Machine Learning (ML) Recommender Systems (RS) which utilizes an Artificial Neural Network (ANN), called CATA++. We have performed tuning of the activation function, ... -
In-situ electrosynthesis of hydrogen peroxide and wastewater treatment application: A novel strategy for graphite felt activation
(2018)Electrochemical synthesis of hydrogen peroxide (H2O2) through O2 electroreduction is an attractive alternative to the currently used anthraquinone process, and highly desirable for green chemical industries and environmental ... -
Multi-channel non-negative matrix factorization for overlapped acoustic event detection
(2018)In this paper, we propose two multi-channel extensions of non-negative matrix factorization (NMF) for acoustic event detection. The first method performs decision fusion on the activation matrices produced from independent ... -
Synthesis and characterization of activated 3D graphene via catalytic growth and chemical activation for electrochemical energy storage in supercapacitors
(2019)Activated three-dimensional graphene (3D-AGE) powders with high specific surface area have been successfully prepared by combined strategies of catalytic growth and chemical activation for application in supercapacitors. ... -
Thick-foils activation technique for neutron spectrum unfolding with the MINUIT routine—Comparison with GEANT4 simulations
(2018)Neutron activation technique has been applied using a proposed set of twelve thick metal foils (Au, As, Cd, In, Ir, Er, Mn, Ni, Se, Sm, W, Zn) for off-site measurements to obtain the neutron spectrum over a wide energy ... -
Understanding the Surface Reconstruction on Ternary WxCoBx for Water Oxidation and Zinc–Air Battery Applications
(2022)Here, the synthesis of a series of pure phase metal borides is reported, including WB, CoB, WCoB, and W2CoB2, and their surface reconstruction is studied under the electrochemical activation in alkaline solution. A cyclic ...