Results 11 to 20 of about 197,142 (150)

Eco-Friendly Mechanochemical Approach to Magnetic Graphene Oxide: A High-Efficiency Sorbent for Environmental Pollutant Removal. [PDF]

open access: yesGlob Chall
The proposed nanomaterial is mechanochemically synthesized, avoiding strong acids and hazardous oxidants. Magnetic graphene oxide (d‐M@GO) is an excellent adsorbent towards metal ions and per/polyfluoroalkyl compounds (PFAS), with fast kinetics and high reusability.
Montoro-Leal P   +5 more
europepmc   +2 more sources

Automatic methods for predicting functionally important residues [PDF]

open access: yes, 2003
Sequence analysis is often the first guide for the prediction of residues in a protein family that may have functional significance. A few methods have been proposed which use the division of protein families into subfamilies in the search for those ...
Alfonso Valencia   +2 more
core   +1 more source

Reinforced silica-carbon nanotube monolithic aerogels synthesised by rapid controlled gelation [PDF]

open access: yes, 2018
This work introduces a new synthesis procedure for obtaining homogeneous silica hybrid aerogels with carbon nanotube contents up to 2.50 wt.%. The inclusion of nanotubes in the highly porous silica matrix was performed by a two-step sol–gel process ...
Díaz-Fraile, José A.   +8 more
core   +2 more sources

Satellite potentials for hypergeometric Natanzon potentials [PDF]

open access: yes, 2001
As a result of the so(2,1) of the hypergeometric Natanzon potential a set of potentials related to the given one is determined.
Codriansky S   +9 more
core   +2 more sources

Supersymmetry and superalgebra for the two-body system with a Dirac oscillator interaction [PDF]

open access: yes, 1995
Some years ago, one of the authors~(MM) revived a concept to which he gave the name of single-particle Dirac oscillator, while another~(CQ) showed that it corresponds to a realization of supersymmetric quantum mechanics.
Barut A O   +32 more
core   +2 more sources

Connection between type B (or C) and F factorizations and construction of algebras

open access: yes, 2002
In a recent paper (Del Sol Mesa A and Quesne C 2000 J. Phys. A: Math. Gen. 33 4059), we started a systematic study of the connections among different factorization types, suggested by Infeld and Hull, and of their consequences for the construction of ...
A Del Sol Mesa   +10 more
core   +1 more source

Symmetries, Cluster Synchronization, and Isolated Desynchronization in Complex Networks

open access: yes, 2013
Synchronization is of central importance in power distribution, telecommunication, neuronal, and biological networks. Many networks are observed to produce patterns of synchronized clusters, but it has been difficult to predict these clusters or ...
Hagerstrom, Aaron M.   +4 more
core   +1 more source

Notes on Oscillator-Like Interactions of Various Spin Relativistic Particles [PDF]

open access: yes, 1994
The equations for various spin particles with oscillator-like interactions are discussed in this talk. Contents: 1. Comment on "The Klein-Gordon Oscillator"; 2. The Dirac oscillator in quaternion form; 3. The Dirac-Dowker oscillator; 4.
Dvoeglazov, Valeri V.   +1 more
core   +2 more sources

Comment on ``the Klein-Gordon Oscillator'' [PDF]

open access: yes, 1994
The different ways of description of the $S=0$ particle with oscillator-like interaction are considered. The results are in conformity with the previous paper of S. Bruce and P.
A. March   +14 more
core   +2 more sources

Exploring the Relationship Between General Motor Activity and Optimal Actigraphy Sleep Configurations: A Systematic Review

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT This study aimed to determine the optimal configuration of wrist actigraphy for detecting sleep–wake patterns in adults with varying categories of general motor activity (Aim 1), and to assess its validity in relation to polysomnography (Aim 2).
Agnes M. Baarsen   +5 more
wiley   +1 more source

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