Modelling excitonic solar cells Alison Walker Department of Physics How can modelling help? Materials Patterning, Self-organisation, Fabrication Device Physics ...
Laboratoire des Solides Irradi s. cole Polytechnique, Palaiseau ... diagonalization of an Hermitean matrix (R) plus (eventually) Perturbation Theory ...
Protein dynamics revealed in excitonic spectra of photosynthetic pigment-protein complexes Leonas Valkunas Center for Physical Scineces and Technology, Vilnius
Excitonic superfluid in QH-bilayer system (CalTech, Princeton, Stuttgart) ... Supercurrent is a constant over spac: ?~ 1/t ~ 1.4 a.u. ~ 17 sites. No tunnling : ...
Office of Basic Energy Sciences. Division of Materials Sciences. Summary ... k.p p above s (VB to CB forbidden) H. Fu et al. Appl. Phys. Lett. 71 (1997) ...
Supported by the American Chemical Society Petroleum ... Original interest: 1eV gap for quad junction solar cell. Caveat: multitude of localized states ...
Excitonic States of (Cd,Mn)Te and ZnSe Detected by. Microwave Modulated ... and 3s signals on magnetic field (inset: the intensity parameters of the fits to ...
b Institute of Physics, Czech Academy of Sciences, Na Slovance Na Slovance 1999 ... Bi preforms of desired weight were prepared in advance in dosing graphite boat. ...
Time & Space-Resolved Luminescence of Excitons --Experiments in the MRL Laser ... can be overcome, the prospect for BEC of excitons in Cu2O looks pretty bleak. ...
Excitonic and biexcitonic. contributions to optical gain ... Exciton-Biexciton Quantum Beats in QDs. Gindele, Woggon et al., Phys. Rev. B 60, p. 8773 (1999) ...
... via impact ionization, the inverse of Auger recombination. ... are biexcitons recombining via Auger recombination or single excitons recombining radiatively. ...
Quantum critical point. States could be either (a) insulators (b) metals (c) superconductors ... Otherwise, new theory of coupled excitons and nodal quasiparticles ...
Photoluminescence E k ~Eg Valence band (VB) Conduction band (CB) Excitons Hydrogen-like bound state of an electron-hole pair Smaller binding energy ...
Differences in quantum structures (quantum well) Form of wavefunctions for 'non-excitonic'quantum well ... In the weak-field regime,e2 A2 is neglectable. ...
Universit t W rzburg, Am Hubland, 97074 W rzburg, Germany. M. Wiater, G. ... effects (which reduce the Mn2 magnetization and shift the excitonic band gap ...
Mott-Wannier Excitions : Weakly bound excitons. size : larger than many ... Mott-Wanniers : bound state of electron near the conduction band minimum with ...
one exciton per photon. relaxation to band edge. multiple junctions. multiple gaps. multiple excitons. per photon. 3 I. hot carriers. 3 V. rich variety of new ...
Photoluminescence (PL) bands at 780 meV, previously assigned to ... Such a value is characteristic for recombination of excitons bound to isoelectronic centers. ...
This is caused by the time, which is required to accumulate charge necessary to ... research confirm that excitons are responsible for Er excitation in crystalline ...
Organic Solar Cells Elizabeth Thomsen Organic Semiconductors Organic Semiconductors Combine the virtues of plastics with those of semiconductors High optical ...
Average over external fluctuations (average of the fluctuating fields is zero) ... Example: (NMR) spin relaxation in fluctuating magnetic fields: with. t. Mz(t) ...
Coulomb Interaction in quantum structures - Effects of space and dielectric confinement Tamar Tchelidze Ivane Javakhishvili Tbilisi State University, Faculty of exact ...
After all physics of doped Mott insulators is much richer than that of doped ... Ramesh, Science (2004) KIAS-JNC Workshop 2006. Manybody Physics Group SKKU ...
The Mechanisms of Photosynthetic Light Harvesting and. Non-Photochemical Quenching ... 2-3 Bchl a. The Disorder-Exciton-Redfield model. Delocalized states ...
Photo-induced ferromagnetism in Y. Hashimoto, H. Mino, T. Yamamuro, D. Kanbara, AT. Matsusue, BS. Takeyama Graduate School of Science and Technology, Chiba University ...
The 'absorption edge' tells us something basic about the size ... C. Kittel, Introduction to Solid State Physics (8th edn, 2005) Conduction Band. Valence Band ...
Graduate Students: Lisa Tracy, Melinda J. Kellogg and Ian B. Spielman, Xerxes Lopez-Yglesias ... Hall Systems' March 2005 APS meeting, Los Angeles, (Tracy) ...
Zero-Phonon Line: transition without creation or ... Transients: Optical Nutation. Nutation transients without (left) and with (right) coherence damping ...
Coupled Semiconductor Bloch and Luminescence Equation ... Semiconductor Luminescence Equations ... Example Solution of The Semiconductor Luminescence Equations ...
Handout on QD-LEDs: Coe et al., Nature 420, 800 (2002) ... energy of the system (maximize Eloc) 18. Exciton Distribution in the Excited State (S1 or T1) ...
High quality heteroepitaxies come into the play ... Hypothesis : a biaxial strain splits the valence band states ... The hydrogenic series in 1/n2 is lost. 11 ...
Organic Semiconductor-based Plastic Solar Cells What s PVs Solar energy History 1839 : Finding of Photovoltaic effect with liquid (Edmond becquerel) 1876 ...
Static and time-dependent density-functional theory. Hohenberg and Kohn (1964): All physical observables of a static many-body system are, in principle, functionals ...
Chapter 4: Electroluminescence Red Light Emitting Device Based on Eu Complexes 7-137 cd/m2 Thickness Effect Better ET, 820 cd/m2 Hole Blocking Layer Phosphorescent ...