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Related papers: Temperature-dependent photoluminescence: A theoret…

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The photoluminescence (PL) of a two-dimensional electron gas (2DEG) in a high magnetic field is studied as a function of the filling factor and the separation d between the electron layer and the valence hole. Depending on the magnitude of…

Mesoscale and Nanoscale Physics · Physics 2015-06-24 Arkadiusz Wojs

The illumination of catalytic surfaces with a continuous or pulsed stream of photons dynamically modulates surface chemistry for faster rates, higher conversion, or product selectivity control. To establish fundamental principles of dynamic…

Chemical Physics · Physics 2025-11-24 Paul J Dauenhauer

We investigate the effects of thermal interactions on tracking models of quintessence. We show that even Planck-suppressed interactions between matter and the quintessence field can alter its evolution. The dark energy equation of state is…

Astrophysics · Physics 2009-11-10 S. Hsu , B. Murray

Photoreflectance (PR) is a convenient characterization tool able to reveal optoelectronic properties of semiconductor materials and structures. It is a simple non-destructive and contactless technique which can be used in air at room…

Accurate evaluation of enthalpy of vaporization (or latent heat of vaporization) and its variation with temperature is of great interest in practical applications, especially for combustion of liquid fuels. Currently, a theoretically…

Statistical Mechanics · Physics 2019-04-11 Dehai Yu , Zheng Chen

We recently proposed an empirical approach for the Landau-Pomeranchuk-Migdal (LPM) effects in photon emission from the quark gluon plasma as a function of photon mass. This approach was based on Generalized Emission Functions (GEF) for…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. V. Suryanarayana

Several chemical reactions catalyzed by plasmonic nanoparticles show enhanced rates under visible-light-excitation of the localized surface plasmon resonance of the nanoparticles. But it has been argued that there is an associated…

Chemical Physics · Physics 2019-10-11 Prashant K. Jain

Photothermal reactions, involving both photochemical and thermal reaction-steps, are the most abundant sequences in photochemistry. The derivation of their rate-laws is standardized, but the integration of these rate-laws has not yet been…

Chemical Physics · Physics 2025-01-13 Mounir Maafi

Previous approaches of emergent thermalization for condensed matter based on typical wavefunctions are extended to generate an intrinsically quantum theory of gases. Gases are fundamentally quantum objects at all temperatures, by virtue of…

General Physics · Physics 2015-06-29 Clifford Chafin

The glass transition temperature $T_g$ and the temperature $T_{\alpha}$ corresponding to the peak in the dielectric loss due to the $\alpha$-process have been simultaneously determined as functions of film thickness $d$ through dielectric…

Soft Condensed Matter · Physics 2009-10-31 Koji Fukao , Yoshihisa Miyamoto

By coupling silicon nanowires (~150 nm diameter, 20 micron length) with an {\Omega}-shaped plasmonic nanocavity we are able to generate broadband visible luminescence, which is induced by high-order hybrid nanocavity-surface plasmon modes.…

Materials Science · Physics 2015-06-18 Carlos O. Aspetti , Chang-Hee Cho , Rahul Agarwal , Ritesh Agarwal

Above-threshold light emission from plasmonic tunnel junctions, when emitted photons have energies significantly higher than the energy scale of the incident electrons, has attracted much recent interest in nano-optics, while the underlying…

Mesoscale and Nanoscale Physics · Physics 2020-12-08 Longji Cui , Yunxuan Zhu , Mahdiyeh Abbasi , Arash Ahmadivand , Burak Gerislioglu , Peter Nordlander , Douglas Natelson

We show that for any liquid or solid with strong correlation between its $NVT$ virial and potential-energy equilibrium fluctuations, the temperature is a product of a function of excess entropy per particle and a function of density,…

Soft Condensed Matter · Physics 2012-03-13 Trond S. Ingebrigtsen , Lasse Bøhling , Thomas B. Schrøder , Jeppe C. Dyre

The laws of thermodynamics, despite their wide range of applicability, are known to break down when systems are correlated with their environments. Here, we generalize thermodynamics to physical scenarios which allow presence of…

Quantum Physics · Physics 2018-02-06 Manabendra Nath Bera , Arnau Riera , Maciej Lewenstein , Andreas Winter

The temperature dependence of the surface plasmon resonance in small metal spheres is calculated using an electron gas model within the Random Phase Approximation. The calculation is mainly devoted to the study of spheres with diameters up…

Mesoscale and Nanoscale Physics · Physics 2017-06-07 Claudia Fasolato , Francesco Sacchetti , Pietro Tozzi , Caterina Petrillo

Two preceding parts of a paper (cond-mat/0508457, cond-mat/0508460) considered the heuristic values of recent experiments pointing to the nearly universal occurrence of photovoltages across solid surfaces under short-circuit conditions.…

Materials Science · Physics 2007-06-27 O. Ivanov , Eugene Leyarovski , V. Lovchinov , Chr. Popov , M. Kamenova , M. Georgiev

We discuss the recent status of some penetrating electromagnetic probes of relativistic nuclear collisions, and the information contained in their measurement. We concentrate in turn on sources that produce high p_T photons: those of purely…

High Energy Physics - Phenomenology · Physics 2008-11-26 Charles Gale

The characteristics of the thermal radiation are investigated using a two - component model, with the hard component being described by the Color Glass Condensate formalism. The inclusive transverse momentum spectra of charged hadrons…

High Energy Physics - Phenomenology · Physics 2021-02-24 A. V. Giannini , V. P. Goncalves , P. V. R. G. Silva

We study the photoluminescence (PL) of a two-dimensional liquid of oriented dipolar excitons in In_{x}Ga_{1-x}As coupled double quantum wells confined to a microtrap. Generating excitons outside the trap and transferring them at lattice…

Mesoscale and Nanoscale Physics · Physics 2012-04-17 G. J. Schinner , J. Repp , E. Schubert , A. K. Rai , D. Reuter , A. D. Wieck , A. O. Govorov , A. W. Holleitner , J. P. Kotthaus

We extend a recent computation of the dependence of the free energy, F, on the noncommutative scale $\theta$ to theories with very different UV sensitivity. The temperature dependence of $F$ strongly suggests that a reduced number of…

High Energy Physics - Theory · Physics 2009-10-31 W. Fischler , E. Gorbatov , A. Kashani-Poor , R. McNees , S. Paban , P. Pouliot
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