An International Research Journal

Vol 7 No 3 1998

AJP

SSN : 0971 - 3093

Vol  7, No 3, July-September, 1998

ASIAN JOURNAL OF PHYSICS

(An international Quarterly Research Journal of Physics)
[A Non-profitable Publication]


CONTENTS

Editorial

Guest Editorial

Introduction

SECTION I : OPTICAL PATTERNS

Alkaline vapors with single-mirror feedback—a model system for pattern formation

W Lange and T Ackemann                                                                                                                                                                            439


Aspects of pattern formation in a liquid crystal light valve feedback system

B Thüring, R Neubecker, M Kreuzer, E Benkler and T Tschudi                                                                                                                   453


Stabilization and manipulation of self-organized patterns in a photorefractive feedback system

Michael Schwab, Cornelia Denz and Sussie Juul Jensen                                                                                                                            470


Optical quasipatterns and multicriticality

M Le Berre, D Leduc, E Ressavre and A Tallet                                                                                                                                            483


Phase reversal of light beams carrying optical vortices

I G Marienko, M S Soskin and M V Vasnetsov                                                                                                                                             495

Cited:11

 

SECTION II : LASER INSTABILITIES

Feedback-induced nonlinear dynamics in surface-emitting lasers

Govind P Agrawal, Joanne Y Law and George R Gray                                                                                                                               502


Dynamic instabilities in the pulses from CW modelocked lasers

U Morgner and F Mitschke                                                                                                                                                                          521


Multimode nonlinear dynamics in semiconductor lasers : From patterns to chaos                      

T Rössler, J K White, R A Indik and J V Moloney                                                                                                                                        539


Low-frequency fluctuations in semiconductor lasers with optical feedback

Guido H M van Tartwijk and Daan Lenstra                                                                                                                                                562

 

Pattern formation in three-level laser systems

J Garcia-Ojalvo. V M Sánchez-Morcillo, M Brambilla, M C Torrent, and R Vilaseca                                                                              576


SECTION III : WAVE MIXING

Two- and four-wave mixing in nonlinear photorefractive crystals; modeling and applications

Joby Joseph, Mousumi Pohit and Kehar Singh                                                                                                                                         589


Vector four wave mixing in anisotropic photorefractive materials                                                                                                           613

D A Fish, P Shah and A K Powell


Influence of dark intensity and intensity-dependent relaxation time on spatiotemporal grating formation

Oliver Sandfuchs, Friedemann Kaiser and Milivoj R Belic'                                                                                                                    629


Characterization of photorefractive nonlinearities based on beam fanning patterns

Partha P Banerjee, Alexander Y Danileiko, Tracy Hudson, Deanna Mc Millen and Jaw-Jueh Liu                                                       640


Dynamical behavior and frequency shift in photorefractive self-pumped phase conjugators

Ping Xie, Peng- Ye Wang, Jian-Hua Dai and Hong-Jun Zhang                                                                                                             651


Quadratic nonlinear induced optical pulse reflection at the interface between linear and nonlinear material

Jordi Martorell and R Vilaseca                                                                                                                                                              659


SECTION IV : SPATIAL SOLITONS

Cavity Solitons                                                                                                                                      

W J Firth and G K Harkness                                                                                                                                                                  665


Creation, dynamics and stability of localized states in a nonlinear optical single feedback system

M Kreuzer, B Thuring and T Tschudi                                                                                                                                                      678


Self-trapping of incoherent bright and dark beams

Matthew Mitchell, Zhigang Chen, Mordechai Segev, Tamer Coskun and Demetrios Christodoulides                                                 687


Interaction of coherent and incoherent photorefractive spatial solitons

Wieslaw Krolikowski, Cornelia Denz, Mark Saffman,Barry Luther-Davies and Scott H Holmstrom                                                   698


Comparison of the three-dimensional interaction of coherent and incoherent spatial screening solitons

A Stepken, F Kaiser and M R Belie'                                                                                                                                                       713

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