English
Related papers

Related papers: Data structures for photoabsorption within the Exo…

200 papers

Organic molecules store the energy of absorbed light in the form of charge-neutral molecular excitations -- Frenkel excitons. Usually, in amorphous organic materials, excitons are viewed as quasiparticles, localized on single molecules,…

Mesoscale and Nanoscale Physics · Physics 2013-04-02 Semion K. Saikin , Alexander Eisfeld , Stéphanie Valleau , Alán Aspuru-Guzik

In this article we address the theoretical study of a multiscale drift-diffusion (DD) model for the description of photoconversion mechanisms in organic solar cells. The multiscale nature of the formulation is based on the co-presence of…

Applied Physics · Physics 2018-02-14 Maurizio Verri , Matteo Porro , Riccardo Sacco , Sandro Salsa

Dynamic scattering and imaging with coherent, ultrafast, extreme ultraviolet (EUV) light sources can resolve charge, phonon and spin processes on their intrinsic length and time scales. However, full field coherent diffraction imaging…

Determining the spectral density of a molecular system immersed in a proteomic scaffold and in contact to a solvent is a fundamental challenge in the coarse-grained description of, e.g., electron and energy transfer dynamics. Once the…

Quantum Physics · Physics 2014-11-04 Leonardo A. Pachon , Paul Brumer

Accurate and comprehensive diatomic molecular spectroscopic data have long been vital in a wide variety of applications for measuring and monitoring astrophysical, industrial and other gaseous environments. These data are also used…

Chemical Physics · Physics 2021-03-19 Laura K. McKemmish

We report an ultra long range energy transfer in a layered donor:spacer:acceptor structures, which consist of the typical organic photovoltaic material system of P3HT as the donor and PCBM as the acceptor. By varying the thicknesses of…

Applied Physics · Physics 2021-04-29 Eran Avnon , Ariel Epstein , Olga Solomeshch , Nir Tessler

Radiative transfer calculations have been produced over the years for many lines and continua in the UV wavelength range of solar and cool stellar atmospheres for a variety of conditions. Despite significant improvements in computing power…

Solar and Stellar Astrophysics · Physics 2025-08-11 R. P. Dufresne , G. Del Zanna , C. M. J. Osborne

Reliable anomaly detection in photovoltaic (PV) modules is critical for maintaining solar energy efficiency. However, developing robust computer vision models for PV inspection is constrained by the scarcity of large-scale, diverse, and…

Image and Video Processing · Electrical Eng. & Systems 2025-11-14 Shiva Hanifi , Sasan Jafarnejad , Marc Köntges , Andrej Wentnagel , Andreas Kokkas , Raphael Frank

The vertical distribution of phytoplankton is of fundamental importance for the dynamics and structure of aquatic communities. Here, using an advection-reaction-diffusion model, we investigate the distribution and competition of…

Populations and Evolution · Quantitative Biology 2010-03-09 Alexei B. Ryabov , Lars Rudolf , Bernd Blasius

Cosmic photons can be efficiently collected by broadband intensity mapping but information on their emission redshift and frequency is largely lost. We introduce a technique to statistically recover these otherwise collapsed dimensions by…

Cosmology and Nongalactic Astrophysics · Physics 2019-06-12 Yi-Kuan Chiang , Brice Ménard , David Schiminovich

The analysis of absorption features along the line of sight to distant sources is an invaluable tool for observational cosmology, giving a direct insight into the physical and chemical state of the inter/circumgalactic medium. Such…

Instrumentation and Methods for Astrophysics · Physics 2023-05-18 Guido Cupani , Giorgio Calderone , Stefano Cristiani , Francesco Guarneri

The extreme ultraviolet portion of the solar spectrum contains a wealth of diagnostic tools for probing the lower solar atmosphere in response to an injection of energy, particularly during the impulsive phase of solar flares. These include…

Solar and Stellar Astrophysics · Physics 2015-09-16 Ryan O. Milligan

Future gas turbine engines will operate at higher gas temperatures and consequentially hot-section components such as blades, vanes and combustors, will be subject to higher thermal radiation fluxes than today. Current thermal barrier…

Materials Science · Physics 2023-11-23 Georgios Koutsakis , David R. Clarke

Zinc Oxide (ZnO) semiconductor is ideal candidates for ultra-violet (UV) photodetector due to its promising optoelectronic properties. Photodetectors based on ZnO nanostructures show very high photoconductivity under UV light, but they are…

Materials Science · Physics 2019-12-02 Mehmet Ozdogan , Gokhan Utlu , Cem Celebi

UV-induced photodesorption of ice is a non-thermal evaporation process that can explain the presence of cold molecular gas in a range of interstellar regions. Information on the average UV photodesorption yield of astrophysically important…

Water absorption is identified in the atmosphere of HD209458b by comparing models for the planet's transmitted spectrum to recent, multi-wavelength, eclipse-depth measurements (from 0.3 to 1 microns) published by Knutson et al. (2007). A…

Astrophysics · Physics 2014-11-18 T. S. Barman

In this work we study the optoelectronic properties of individual TiO2 fibres produced through coupled sol-gel and electrospinning, by depositing them onto pre-patterned Ti/Au electrodes on SiO2/Si substrates. Transport measurements in the…

We use numerical simulations of structure formation in a Cold Dark Matter model to predict the absorption lines in the soft X-rays produced by heavy elements in the shock-heated intergalactic medium at low redshift. The simulation…

Astrophysics · Physics 2009-10-30 Uffe Hellsten , Nickolay Y. Gnedin , Jordi Miralda-Escude

Instrumental projects that will improve the direct optical finding and characterisation of exoplanets have advanced sufficiently to trigger organized investigation and development of corresponding signal processing algorithms. The first…

We describe a new generation of algorithms capable of mapping the structure and conformations of macromolecules and their complexes from large ensembles of heterogeneous snapshots, and demonstrate the feasibility of determining both…

Biological Physics · Physics 2014-04-30 P. Schwander , R. Fung , A. Ourmazd