Showing 181 - 200 results of 695 for search '"photon"', query time: 0.28s Refine Results
  1. 181
    Article of journal
    Title not available
    Por Chica, Luis G.; Aguas, Félix; Cárdenas, Héctor F.
    Published in 2002
    Repositorio Universidad Nacional de Colombia

    “...The absorbed energy fraction, AF, taken from the breast of an adult woman was calculated for photon...”
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  2. 182
    Dynamic cloud regimes, incident sunlight, and leaf temperatures in espeletia grandiflora and Chusquea tessellata, two representative species of the Andean Páramo, Colombia
    Published in 2014
    Repositorio Repositorio EdocUR - U. Rosario
    “... occurred during cloudy conditions when photosynthetic photon flux density (PFDs) was and lt;400 ?mol m-2...”
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  3. 183
    Concordancia entre gammagrafía de perfusión miocárdica con spect y la arteriografía coronaria en una institución de referencia del oriente colombiano
    Por Hoyos Martínez, Camilo José
    Published in 2020
    Repositorio Repositorio UNAB

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  4. 184
    Oscilaciones acústicas bariónicas
    Por Pardo Calderón, Leandro Manuel
    Published in 2017
    Repositorio Universidad Nacional de Colombia

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  5. 185
    Entanglement and correlation properties of exciton-polaritons in semiconductor microcavities
    Por Suárez Forero, Daniel Gustavo
    Published in 2015
    Repositorio Universidad Nacional de Colombia

    “... dissipative Jaynes-Cummings model. Two non coherent processes are considered: photon leakage through...”
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  6. 186
    Article of journal
    Respuesta óptica lineal de un punto cuántico cónico en el régimen de Born-Markov
    Por Portacio Lamadrid, Alfonso A.; Arias Hernández, Jesús D.; Rasero Causil, Diego A.
    Published in 2021
    Repositorio Repositorio Digital Universidad de los LLanos

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  7. 187
    Optimal photosynthetic use of light by tropical tree crowns achieved by adjustment of individual leaf angles and nitrogen content
    Published in 2009
    Repositorio Repositorio EdocUR - U. Rosario
    “... of three tropical canopy tree species. Methods Instantaneous photosynthetic photon flux density (PPFD...”
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  8. 188
    Trabajo de grado de pregrado
    Efecto de la forma de un punto cuántico sobre la respuesta óptica lineal
    Por Saavedra Tafur, Paola Andrea
    Published in 2022
    Repositorio Repositorio Digital Universidad de los LLanos

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  9. 189
    Article of journal
    Emission spectrum of a quantum dot in a microcavity in the biexcitonic regime: a perspective from green’s functions theory
    Por Hernández-Rivero, José D.; Vinck-Posada, Herbert
    Published in 2013
    Repositorio Universidad Nacional de Colombia

    “... and photoluminiscence phenomena like the anticrossing of the emission modes of the system and the so called two-photon...”
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  10. 190
    Article of journal
    DYNAMICS AND ENTANGLEMENT OF A QUANTUM DOT-CAVITY SYSTEM COUPLED BY A NON-LINEAR OPTICAL INTERACTION
    Por Gómez, Edgar A.; Arteaga, Santiago E.; Vinck-Posada, Herbert
    Published in 2017
    Repositorio Universidad Nacional de Colombia

    “... by calculating the average photon number....”
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  11. 191
    Caracterización física y dosimétrica de un sistema DMLC para uso en Radioterapia de Intensidad Modulada
    Por Murcia Cañón, Gabriel
    Published in 2010
    Repositorio Universidad Nacional de Colombia

    “... teams in the mode of treatment with photon work with both 6 MV and 18 MV x-ray beams, are enabled...”
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  12. 192
    Article of journal
    Modeling of direct solar radiation in a compound parabolic collector (cpc) with the ray tracing technique
    Por Colina Márquez, José Angel; López Vásquez, Andrés F.; Machuca Martínez, Fiderman
    Published in 2010
    Repositorio Universidad Nacional de Colombia

    “... distribution has to be well known, since the reaction rate is strongly dependent on the photon absorption rate...”
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  13. 193
    Article of journal
    Respuesta óptica lineal de un punto cuántico cónico en el régimen de Born-Markov
    Por Portacio Lamadrid, Alfonso A.; Arias Hernández, Jesús D.; Rasero Causil, Diego A.
    Published in 2021
    Repositorio Repositorio Digital Universidad de los LLanos

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  14. 194
    Spatial and seasonal variation in leaf temperature within the canopy of a tropical forest
    Published in 2016
    Repositorio Repositorio EdocUR - U. Rosario
    “... during the wet and the dry season. Tleaf was correlated to photosynthetic photon flux density (PPFD...”
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  15. 195
    Doctoral thesis
    Photostability enhancement in oligo (phenylene vinylene) systems and their application as heterogeneous photocatalysts
    Por Acelas Mantilla, Edgar Mauricio de Jesús
    Published in 2022
    Repositorio Universidad Nacional de Colombia

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  16. 196
    Local Structures and Heterogeneity of Silica-Supported M(III) Sites Evidenced by EPR, IR, NMR, and Luminescence Spectroscopies
    Published in 2017
    Repositorio Repositorio UDEM
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  17. 197
    Calidad de imágenes en mamografía
    Por Vidal Betancourt, Carlos Andrés
    Published in 2014
    Repositorio Universidad Nacional de Colombia

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  18. 198
    Dipolaritons in quantum dots
    Por Rojas Arias, Juan Sebastián
    Published in 2015
    Repositorio Universidad Nacional de Colombia

    “... microcavity, they are a superposition of a photon, a direct exciton and an indirect exciton. An interesting...”
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  19. 199
    Control experimental de las correlaciones en frecuencia de pares de fotones para una fuente de fotones individuales anunciados
    Por Suárez Pérez, John Fredy
    Published in 2018
    Repositorio Séneca: repositorio Uniandes

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  20. 200
    Nonlinear optical properties of an exciton in a spherical quantum dot
    Por Flórez Gutiérrez, Jefferson
    Published in 2011
    Repositorio Séneca: repositorio Uniandes

    “... absorption coefficient and refractive index changes as a function of the incident photon energy. The main...”
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