Results 21 to 30 of about 202,211 (159)

Evaluación teórica de las propiedades electrónicas y estructurales que afectan a la conductividad eléctrica en copolímeros de furano-tiofeno

open access: yesRevista Colombiana de Química, 2019
Desde el punto de vista científico y tecnológico ha habido un gran interés en el uso de monosustituyentes de furano y tiofeno como polímeros conductores, debido a sus múltiples aplicaciones como OLED, amplificadores ópticos, nanotecnología, entre otros ...
Jorge Luis Anaya Gil   +4 more
doaj   +1 more source

Defects in the supersymmetric mKdV hierarchy via Bäcklund transformations

open access: yesJournal of High Energy Physics, 2018
The integrability of the N=1 $$ \mathcal{N}=1 $$ supersymmetric modified Korteweg de-Vries (smKdV) hierarchy in the presence of defects is investigated through the construction of its super Bäcklund transformation. The construction of such transformation
A.R. Aguirre   +4 more
doaj   +1 more source

GSK3α: An Important Paralog in Neurodegenerative Disorders and Cancer

open access: yesBiomolecules, 2020
The biological activity of the enzyme glycogen synthase kinase-3 (GSK3) is fulfilled by two paralogs named GSK3α and GSK3β, which possess both redundancy and specific functions.
Octavio Silva-García   +4 more
doaj   +1 more source

Reduced density matrices in molecular systems: Grand-canonical electron states [PDF]

open access: yes, 2013
Grand-canonical like descriptions of many electron atomic and molecular open systems which are characterized by a non-integer number of electrons are presented.
Bochicchio, Roberto Carlos   +2 more
core   +2 more sources

Sustentabilidad y Educación Química

open access: yesEducación Química, 2013
Sustainability and Chemistry Education Sustainability is the mantra —“a word capable of creating transformation”— for the twenty-first century. In the face of challenges motivated by human growth, the adoption of a sustainable path for development in ...
Carlos Amador Bedolla
doaj   +1 more source

Thermoelectric properties through a wire composed of isoprene molecules

open access: yesAIP Advances, 2020
In this work, we study the electrical and thermoelectric properties through carbon bonds acting as nanowires derived from linear unsaturated organic molecules with a π conjugated system composed of isoprene molecules (NWIM) linked to leads.
Miguel Andrés Rivera Mateus   +2 more
doaj   +1 more source

Quantum similarity of isosteres coordinate versus momentum space and influence of alignment [PDF]

open access: yes, 2010
: Molecular quantum similarity was studied for a set of peptide isosteres analyzed before by Boon et al. (Chem. Phys. Lett., 1998, 295 122). Overlap and Coulomb similarity measures in coordinate space were calculated using the TGSA (Topo-Geometrical ...
Arias, Andersson   +4 more
core   +1 more source

Durabilidad humana y la educación química

open access: yesEducación Química, 2013
Human durability and chemical education Two hundred years of intense economical growth, centrally driven by abundant access to sources of inexpensive energy, have allowed the establishment of a social paradigm that has directed the development of all ...
Carlos Amador-Bedolla
doaj   +1 more source

Predicting Pt-195 NMR Chemical Shift and 1J(195Pt-31P) Coupling Constant for Pt(0) Complexes Using the NMR-DKH Basis Sets

open access: yesMagnetochemistry, 2021
Pt(0) complexes have been widely used as catalysts for important reactions, such as the hydrosilylation of olefins. In this context, nuclear magnetic resonance (NMR) spectroscopy plays an important role in characterising of new structures and elucidating
Joyce H. C. e Silva   +2 more
doaj   +1 more source

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