Results 51 to 60 of about 487,611 (179)

Digital CSIC en el Centro de Física Miguel A. Catalán [PDF]

open access: yes, 2016
Semana del Archivo Abierto 2016; datos estadísticos referidos al CFMAC al Instituto de Estructura de la Materia, Instituto de Física Fundamental e Instituto de Óptica "Daza de Valdés".La biblioteca del Centro de Física Miguel A.
Granizo Barrena, Flora
core  

The One‐Dimensional Coulomb Hamiltonian: Properties of Its Birman–Schwinger Operator

open access: yesMathematical Methods in the Applied Sciences, Volume 48, Issue 12, Page 11813-11822, August 2025.
ABSTRACT The objective of the present paper is to study in detail the properties of the Birman–Schwinger operator for a self‐adjoint realization of the one‐dimensional Hamiltonian with the Coulomb potential, both when the Hamiltonian is defined only on ℝ+$$ {\mathbb{R}}_{+} $$ and when it is defined on the whole real line.
S. Fassari   +4 more
wiley   +1 more source

Sistema Óptico de Encriptación de Doble Máscara de Fase bajo Arquitectura 4f

open access: yesTecnoLógicas, 2010
Nowadays the area of optical encryption of information concentrates the efforts of many researchers in laboratories around the world, mainly because contributions presented in the last two decades have shown the reliability, versatility and applicability
Carlos A. Ríos   +2 more
doaj  

Different creation-destruction operators ordering, quasi-probabilities, and Mandel parameter [PDF]

open access: yes, 2014
En este trabajo proveemos una discusión introductoria sobre cuasi-probabilidades en (óptica cuántica y las usamos para evaluar el parámetro de Mandel.In this work we provide an introductory discussion to quasi-probabilities in quantum optics and how to ...
Pennini, A., Plastino, Angel Luis
core   +1 more source

Un sitio web para la aproximación fenomenológica de la enseñanza de la luz y la visión [PDF]

open access: yes, 2006
Presentamos las características de una página web sobre «Luz y visión» que diseñamos y preparamos para profesores (desde parvulario a 4º de ESO) con la intención de guiarlos por un itinerario desde el conocimiento que da el sentido común hasta la física.
Gagliardi, Marta   +2 more
core   +2 more sources

The photochemical inheritance of Eduardo Lissi and Juan Grotewold and the intersystem crossings with other inheritances

open access: yesPhotochemistry and Photobiology, Volume 101, Issue 4, Page 790-832, July/August 2025.
Eduardo Lissi, Dorita Adamo‐Lissi and Juan Grotewold in Aberystwyth, Wales, winter 1961. Upon their return to Buenos Aires in 1963, with their PhD degrees, Lissi and Grotewold started a Chemical Kinetics and Photochemistry group in the School of Sciences (University of Buenos Aires).
Silvia E. Braslavsky   +1 more
wiley   +1 more source

Accurate control of a liquid-crystal display to produce a homogenized Fourier transform for holographic memories [PDF]

open access: yes, 2007
We show an accurate procedure to obtain a Fourier transform (FT) with no dc term using a commercial twisted-nematic liquid-crystal display. We focus on the application to holographic storage of binary data pages, where a drastic decrease of the dc term ...
Alvarez, Mariela L.   +8 more
core   +2 more sources

Evaluating Aromaticity in Ag6Ru and Ag10Ru as Electron‐Precise Superatom Clusters

open access: yesChemPhysChem, Volume 26, Issue 11, June 2, 2025.
An exhaustive study of Ag6Ru and Ag10Ru clusters reveals their stability and aromaticity. The analysis shows these species possess precise electron shell structures, classifying them as planar and spherical superatoms. Ag6Ru exhibits a ten‐electron shell, while Ag10Ru shows 18 electrons.
Mesías Orozco‐Ic   +2 more
wiley   +1 more source

ESTUDIO DE LA ESTRUCTURA DE BANDAS DE CRISTALES FOTÓNICOS BIDIMENSIONALES CON GEOMETRÍA TRIANGULAR

open access: yesMomento, 2014
Se realizó un estudio de las estructuras de bandas de cristales fotónicos con una red triangular de barras dieléctricas triangulares usando el método de expansión en ondas planas (PWE por sus siglas en inglés).
Erik P. Navarro Barón   +2 more
doaj  

Grand Canonical Monte Carlo simulations of the Hydrogen and Methane storage capacities of a novel Co-MOF

open access: yesResults in Surfaces and Interfaces
The creation of materials capable of efficiently storing hydrogen and methane is crucial, especially for the development of hydrogen-powered vehicles. Metal-Organic Frameworks (MOFs) have shown great promise in achieving the stringent storage targets set
A. Granja-DelRío, I. Cabria
doaj   +1 more source

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