S1 Energetic System Analysis S2 Bioengineering and Life Quality S3 Materials Science S4 Petroleum Science And Engineering S5 Active Control of Vibrations and Smart Structures S6 Product Development S7 Electronic Packaging S8 Aerospace Engineering S9 Nonlinear and Chaotic Phenomena in Engineering S10 Fluid Dynamics of Multiphase Flow S11 Management of Technology and Partnerships (include in S6) S12 Structural Impact S13 Structural Integrity S14 Vibration Measurement by Optical Techniques (include in S21) S15 Hybrid Methods in Mechanical Engineering S16 Mechanical Engineering Education S17 The Boundary Element Method in Engineering S18 Mechanical-Metallurgical Processes S19 Machining of Materials S20 Vibroacoustics S21 Vibration and Modal Analysis S22 Mechatronics S23 Mechanical System Design S24 Solid Mechanics S25 Numerical Methods