Vol. 37 No. 1 (2012)

• Editor’s Farewell

  3–3

Research Papers

• Providing Surround Sound with Loudspeakers: A Synopsis of Current Methods

  Jens BLAUERT, Rudolf RABENSTEIN

  5–18
• Modeling and Experimental Verification of Ultrasound Transmission in Electro Insulation Oil

  Daria WOTZKA, Andrzej CICHOŃ, Tomasz BOCZAR

  19–22
• Singular Vectors in Acoustic Simulation Tests of St. Paul the Apostle Church in Bochnia

  Krzysztof KOSAŁA

  23–30
• LMS Algorithm Step Size Adjustment for Fast Convergence

  Dariusz BISMOR

  31–40
• Concert Hall Sound Clarity: A Comparison of Auditory Judgments and Objective Measures

  Andrzej MIŚKIEWICZ, Tomira ROGALA, Teresa ROŚCISZEWSKA, Tomasz RUDZKI, Tadeusz FIDECKI

  41–46
• Optimization of the Multi-element Synthetic Transmit Aperture Method for Medical Ultrasound Imaging Applications

  Yuriy TASINKEVYCH, Ihor TROTS, Andrzej NOWICKI, Marcin LEWANDOWSKI

  47–55
• New Approach to the Uncertainty Assessment of Acoustic Effects in the Environment

  Wojciech BATKO, Paweł PAWLIK

  57–61
• Objectivization of Audio-Visual Correlation Analysis

  Bartosz KUNKA, Bożena KOSTEK

  63–72
• A Physical Model of the Nonlinear Sitar String

  Sadjad SIDDIQ

  73–79
• An Investigation on Acoustic Wave Focalization by a Square Lattice Flat Lens

  Serkan ALAGOZ

  81–87
• Nonlinear Influence of Sound on the Vibrational Energy of Molecules in a Relaxing Gas

  Anna PERELOMOVA

  89–96
• Estimation of Acoustic Impedance for Surfaces Delimiting the Volume of an Enclosed Space

  Janusz PIECHOWICZ, Ireneusz CZAJKA

  97–102
• Ultrasonic Echosignal Applied to Human Skin Lesions Characterization

  Hanna PIOTRZKOWSKA, Jerzy LITNIEWSKI, Elżbieta SZYMAŃSKA, Andrzej NOWICKI

  103–108

Technical Notes

• Virtual Acoustics at the Service of Music Performance and Recording

  Wieslaw WOSZCZYK, Doyuen KO, Brett LEONARD

  109–113
• Variable Sound Insulation Structure with MFC Elements

  Paweł GÓRSKI, Michał KOZUPA

  115–120

Chronicle

• 11th International School on Acousto-optics and its Applications Gdańsk, Poland, September 5 – 6, 2011

  B. B. J. LINDE, A. ŚLIWIŃSKI

  121–121
• 40th Winter School on Vibroacoustical Hazards Suppressions Szczyrk, Poland, February 27 –March 2, 2012

  Roman BUKOWSKI

  123–128