Acta Physica Polonica A
Vol. 107No 2February 2005
Proceedings of the 12th International Symposium on Ultrafast Phenomena in Semiconductors (12-UFPS), Vilnius, Lithuania, August 22-25, 2004

Stimulated Emission from the MBE Grown Homoepitaxial InGaN Based Multiple Quantum Wells Structures
V.Yu. Ivanov, M. Godlewski, S. Miasojedovas, S. Juršėnas, K. Kazlauskas, A. Žukauskas, C. Skierbiszewski, M. Siekacz, M. Leszczyński, P. Perlin, T. Suski and I. Grzegory,  page 225 abstract  Full Text PDF

Investigation and Application of Ultrafast Photoresponse of YBa2Cu3O7-δ Microbridges, Excited by High Fluence Optical Pulses
A. Jukna,  page 230 abstract  Full Text PDF

Luminescence of Highly Photoexcited GaN Epilayers and Heterostructures Grown on Different Sapphire Crystal Planes
S. Juršėnas, S. Miasojedovas, G. Kurilčik, V. Liuolia, A. Žukauskas, C.Q. Chen, J.W. Yang, E. Kuokštis, V. Adivarahan and M. Asif Khan,  page 235 abstract  Full Text PDF

Transients of Carrier Recombination and Diffusion in Highly Excited GaN Studied by Photoluminescence and Four-Wave Mixing Techniques
S. Juršėnas, S. Miasojedovas, G. Kurilčik, A. Žukauskas, R. Aleksiejūnas, T. Malinauskas, M. Sūdžius and K. Jarašiūnas,  page 240 abstract  Full Text PDF

Experimental Study of Optical Transitions in Be-Doped GaAs/AlAs Multiple Quantum Wells
J. Kundrotas, A. Čerškus, S. Ašmontas, G. Valušis, B. Sherliker, M.P. Halsall, P. Harrison and M.-J. Steer,  page 245 abstract  Full Text PDF

Dynamics of the Electric Field in a GaAs/AlGaAs Superlattice after Femtosecond Optical Excitation: Application of Time-Resolved Spectroscopic Techniques
A. Lisauskas, C. Blöser, R. Sachs, H.G. Roskos, A. Juozapavičius, G. Valušis and K. Köhler,  page 250 abstract  Full Text PDF

Stimulated Emission in InGaN/GaN Multiple Quantum Wells with Different Indium Content
S. Miasojedovas, S. Juršėnas, G. Kurilčik, A. Žukauskas, M. Springis, I. Tale and C.C. Yang,  page 256 abstract  Full Text PDF

Vertical Electron Transport in GaN/AlGaN Heterostructures
A. Reklaitis,  page 261 abstract  Full Text PDF

Optical Properties of Cd1-xMnxTe Crystals near Fundamental Absorption Edge in Transverse Magnetic Fields
L. Safonova, R. Brazis and R. Narkowicz,  page 267 abstract  Full Text PDF

Ultrahigh Frequency Components in the Hot Electron Photomagnetoelectric Response of Strongly Photoexcited Narrow-Gap Semiconductors
E. Shatkovskis, A. Galickas and O. Kiprijanovič,  page 271 abstract  Full Text PDF

Optically Driven Domain Instability and High-Frequency Current Oscillations in Photoexcited GaAs under Nonuniform Electron Heating
L. Subačius and I. Kašalynas,  page 275 abstract  Full Text PDF

High-Speed Quadratic Electrooptic Nonlinearity in dc-Biased InP
L. Subačius, I. Kašalynas, M. Vingelis, R. Aleksiejūnas and K. Jarašiūnas,  page 280 abstract  Full Text PDF

Spin-Polarized Carrier Injection in MOCVD-Grown YBCO/STO/LSMO Heterostructures with Underlying YBCO Layer
B. Vengalis, V. Plaušinaitiene, A. Abrutis and Z. Šaltytė,  page 286 abstract  Full Text PDF

Investigation of Heterostructure Formed from Hole- and Electron-Doped Lanthanum Manganites
B. Vengalis, A.M. Rosa, J. Devenson, K. Šliužienė, V. Lisauskas, A. Oginskis, F. Anisimovas and V. Pyragas,  page 290 abstract  Full Text PDF

Optical Nonlinearities in PbSe Nanocrystals
G. Aleksejenko, V. Pačebutas and A. Krotkus,  page 294 abstract  Full Text PDF

Frequency Dependence of Shot Noise in Resonant Diodes under Coherent Tunneling
V.Ya. Aleshkin, L. Reggiani and M. Rosini,  page 298 abstract  Full Text PDF

Hot Phonons in a Biased Two-Dimensional InGaAs Channel
V. Aninkevičius, J. Liberis, A. Matulionis and I. Matulionienė,  page 304 abstract  Full Text PDF

Hot-Electron Transport and Microwave Noise in 4H-SiC
L. Ardaravičius, J. Liberis, O. Kiprijanovič, I. Matulionienė and A. Matulionis,  page 310 abstract  Full Text PDF

High Power Microwave Detection in Asymmetrically Shaped n-AlxGa1-xAs Structures
S. Ašmontas, A. Čerškus, J. Gradauskas, J. Kundrotas, A. Lučun, V. Petkun, A. Sužiedėlis and A. Šilėnas,  page 315 abstract  Full Text PDF

Spectroscopic Ellipsometry of Porphyrin Adsorbed in Porous Silicon
G.-J. Babonas, V. Snitka, R. Rodaitė, I. Šimkienė, A. Rėza and M. Treideris,  page 319 abstract  Full Text PDF

The Influence of Phonon Emission on Electron Transport in Hexagonal and Cubic Gallium Nitride
R. Brazis and R. Raguotis,  page 324 abstract  Full Text PDF

Optical and Terahertz Characterization of Be-Doped GaAs/AlAs Multiple Quantum Wells
B. Čechavičius, J. Kavaliauskas, G. Krivaitė, D. Seliuta, E. Širmulis, J. Devenson, G. Valušis, B. Sherliker, M.P. Halsall, M.J. Steer and P. Harrison,  page 328 abstract  Full Text PDF

Effect of Trap Levels and Defect Inhomogeneities on Carrier Transport in SiC Crystals and Radiation Detectors
V. Kažukauskas, V. Kalendra and J.-V. Vaitkus,  page 333 abstract  Full Text PDF

Investigation of Carrier Transport in GaN Single Crystals and Radiation Detectors by Thermally Stimulated Methods
V. Kažukauskas, V. Kalendra and J.-V. Vaitkus,  page 340 abstract  Full Text PDF

Study of Ga2O3 Nanobelts Synthesized by the Thermal Annealing of GaN Powders
Hyoun Woo Kim and Nam Ho Kim,  page 346 abstract  Full Text PDF

Modification of Nonlinear Optical Properties in CdSe/PBMA Film by High Intensity Light
V. Kovalevskij and V. Gulbinas,  page 351 abstract  Full Text PDF

Fabrication and Magnetotransport Properties of Carbon Films with Embedded Metal Nanoclusters
V.K. Ksenevich, I.A. Bashmakov, A.A. Melnikov and A.D. Wieck,  page 356 abstract  Full Text PDF

Electron Transport and Microwave Noise in MBE- and MOCVD-Grown AlGaN/AlN/GaN
A. Matulionis, J. Liberis, L.F. Eastman, J.R. Shealy and Y.J. Sun,  page 361 abstract  Full Text PDF

Application of Ultrafast Schottky Diodes to High Megahertz Chaotic Oscillators
G. Mykolaitis, A. Tamaševičius, S. Bumelienė, A. Namajūnas, K. Pyragas and V. Pyragas,  page 365 abstract  Full Text PDF

Microplasma Noise Stimulated by Microwave Electric Field
A. Namajūnas, A. Tamaševičius, G. Mykolaitis, S. Bumelienė and J. Požela,  page 369 abstract  Full Text PDF

Ultrafast Bimolecular Recombination in Nanocrystalline Hydrogenated Silicon
N. Nekrašas, G. Sliaužys, G. Juška, K. Arlauskas, J. Stuchlik and J. Kočka,  page 373 abstract  Full Text PDF

Slowup of Bimolecular Recombination in Organic Polymer Solar Cells
J.-M. Nunzi, G. Juška, F. Jean and K. Arlauskas,  page 377 abstract  Full Text PDF

Photoelectrical Properties of 1.3 μm Emitting InAs Quantum Dots in InGaAs Matrix
A. Persano, A. Cola, L. Vasanelli, A. Convertino, G. Leo, L. Cerri, M.C. Frassanito and S. Viticoli,  page 381 abstract  Full Text PDF

Modelling of SubPc Self-Assembly on Ag(111)
V. Petrauskas, E.E. Tornau and S. Lapinskas,  page 388 abstract  Full Text PDF

The Controlled Manipulation of Parameters of the Quantum Antidot
T. Pyragienė,  page 392 abstract  Full Text PDF

Theoretical Investigation of Large-Signal Noise in Nanometric Schottky-Barrier Diodes Operating in External Resonant Circuits
P. Shiktorov, E. Starikov, V. Gružinskis, L. Varani, J.C. Vaissière, L. Reggiani, S. Pérez and T. González,  page 396 abstract  Full Text PDF

Formation of Iron-Containing Clusters in Silica of Predetermined Porosity
I. Šimkiene, M. Baran, G.-J. Babonas, R.-A. Bendorius, A. Rėza, R. Szymczak, P. Aleshkevych, R. Šustavičiūtė and R. Tamaševičius,  page 400 abstract  Full Text PDF

Monte Carlo Calculation of High Frequency Mobility and Diffusion Noise in Nitride-Based Semiconductors
E. Starikov, P. Shiktorov, V. Gružinskis, L. Varani, J.C. Vaissière, C. Palermo and L. Reggiani,  page 408 abstract  Full Text PDF

Photoemission and Optical Spectroscopy of i-ZnMgEr Quasicrystal
A. Suchodolskis, W. Assmus, G.-J. Babonas, L. Giovanelli, U.O. Karlsson, V. Karpus, G. Le Lay, A. Rėza and E. Uhrig,  page 412 abstract  Full Text PDF

Resistive Sensor for Short High-Power Microwave Pulse Measurement in Millimeter Wave Range
V. Tamošiūnas, Ž Kancleris, M. Dagys, R. Simniškis and F.J. Agee,  page 420 abstract  Full Text PDF

Effect of Surface Anisotropy in Core-Shell Bimetallic Nanoparticles
E.E. Tornau, V. Petrauskas and O. Crisan,  page 425 abstract  Full Text PDF

Dynamics of the Intraband Light Absorption in Selectively Doped GaAs/AlGaAs Quantum Wells
L.E. Vorobjev, V.Yu. Panevin, N.K. Fedosov, D.A. Firsov, V.A. Shalygin, A. Seilmeier, S.R. Schmidt, E.A. Zibik, E. Towe and V.V. Kapaev,  page 429 abstract  Full Text PDF

Optically Detected Microwave Resonance and Carrier Dynamics in InAs/GaAs Quantum Dots
N. Žurauskienė, S. Marcinkevičius, G. Janssen, E. Goovaerts, R. Nötzel, P.M. Koenraad and J.H. Wolter,  page 435 abstract  Full Text PDF