#### Table of contents

Bulg. J. Phys. vol. **23** no. 3-4 (1996)

**Simulations of the Multiturn Injection into Nuclotron Booster**

V. Anguelov, D. Dinev

pp. 097-103, [abs, pdf]

**Cluster Knockout Nuclear Reactions and Momentum Distributions of Clusters in Atomic Nuclei**

K. Spasova, A.N. Antonov, P.E. Hodgson

pp. 104-115, [abs, pdf]

**A Soliton-like Model for the Photon**

P. Kamenov, B. Slavov

pp. 116-128, [abs, pdf]

**Estimation of the Total Fallout of**

^{90}Sr and^{137}Cs over the Territory of Bulgaria after the Chernobyl AccidentE.I. Vapirev, G. Georgiev, T. Jordanov, A.V. Hristova

pp. 129-137, [abs, pdf]

**A New Criterion for the Identification of OB Associations in Nearby Galaxies**

G.R. Ivanov

pp. 138-141, [abs, pdf]

**An Apparatus for Experimental Determination of the Thermal Diffusion Factor α**

_{T}by Column MeasurementsJ. Georgiev, A. Zahariev, D. Dimitrov

pp. 142-149, [abs, pdf]

**Development of Method for Thermal Diffusion Factor α**

_{T}Experimental Estimation by Means of a Thermal Diffusion ColumnJ. Georgiev, A. Zahariev, D. Dimitrov

pp. 150-156, [abs, pdf]

**Polarization Effect In As**

_{2}S_{3}L. Lazov, P. Stojanova

pp. 157-161, [abs, pdf]

**The Oxygen Vacancies — Pseudo-Jahn-Teller Defect Centers in Quartz**

M. Georgiev, A. Manov

pp. 162-169, [abs, pdf]

**Charge Carrier Transport in Poly(N-vinylcarbazole) Layers with Different Physical Structures**

L.I. Drajeva, K.G. Grigorov, B. Klein-Szymanska

pp. 170-175, [abs, pdf]

**CARS Spectrometer for Single-Shot Investigation of Ultrabroadband Raman Lines**

V.H. Astinov, G.M. Georgiev

pp. 176-180, [abs, pdf]

**Automated Langmuir Probe Based System for Electron Energy Spectrum Measurements in a RF Glow Discharge**

K. Bachev, E. Tatarova, E. Stoykova, N. Djermanova

pp. 181-192, [abs, pdf]