Volume XII, issue 1

Editorial – THE SOMMERFELD EFECT Ligia MUNTEANU	pag 3
The Vibrations Influence upon Strain and Stress States of Long Linear Elastic Bar Type Links of Mechanisms Raluca MALCIU, Madalina CALBUREANU, Adriana IONESCU, Mihai NEGRU	pag 4-9
Influence of Damping Over the Rudder Control System of an Aircraft Cristian DRAGOMIRESCU, Andrei CRAIFALEANU, Nicolaie ORĂŞANU	pag 10-15
Limits of the Discrete Fourier Transform in Exact Identifying of the Vibrations Frequency Cristian Paul CHIONCEL, Nicoleta GILLICH, Gelu Ovidiu TIRIAN, Jean Louis NTAKPE	pag 16-19
Evaluation of Optimum Modes and Conditions of Ultrasonic Cavitation Influence on High-Viscous and Non-Newtonian Liquid Mediums Sergei S. KHMELEV, Vladimir N. KHMELEV, Roman N. GOLYKH	pag 20-28
On the Spatial Characteristics of a Circular Piston Iliyan ILIEV, Hristo ZHIVOMIROV	pag 29-34
About the Neutral Axis Distortion due to Cracks and its Influence upon the Beams Natural Frequencies Ionica NEGRU, Zeno-Iosif PRAISACH, Gilbert-Rainer GILLICH, Ovidiu VASILE	pag 35-38
Comparison of Analytical, FEM and Experimental Modal Analysis of Plate for Free-Free Boundary Condition with Uncertain Parameters Imran Ahemad KHAN, Dr. G. K. AWARI	pag 39-42
A Study on Free Vibration of Visco-elastic Tapered Plate with Clamped Ends Anupam KHANNA, Ashish SINGHAL	pag 43-48
Passive and semi-active bracing systems for seismic protection: a comparative study Ana-Maria MITU, Tudor SIRETEANU, Gheorghe GHITA	pag 49-56
Experimental Investigation of Behavior of Fine Particles in Acoustic Air Flow Vladas VEKTERIS, Vytautas Strishka, Darius Ozarovskis,Vadim Mokshin	pag 57-61
Some Aspects Regarding the Transition from Beam to Plate Behavior of Vibrating Structures Marius TUFOI, Gilbert-Rainer GILLICH, Cornel HATIEGAN, Nicoleta GILLICH, Peter LORENZ	pag 62-68
Finite Element Analysis of thin plates clamped on the rim of different geometric forms. Part I: Simulating the Vibration Mode Shapes and Natural Frequencies Cornel HAŢIEGAN, Edwald-Viktor GILLICH, Ovidiu VASILE, Marian-Dumitru NEDELONI, Ioan PĂDUREANU	pag 69-74
Regenerative Model with Delay for the Cutting Process. Part I: Analytical Approach Nicolae–Doru STĂNESCU, Dinel POPA	pag 75-80
Finite Element Analysis of thin plates clamped on the rim of different geometric forms. Part II: The Absolute and Relative Variation of Natural Frequencies Cornel HAŢIEGAN, Edwald-Viktor GILLICH, Ovidiu VASILE, Marian-Dumitru NEDELONI Marcel JURCU, Petru MAGHEŢI	pag 81-86
Regenerative Model with Delay for the Cutting Process. Part II: Numerical Approach Nicolae–Doru STĂNESCU, Dinel POPA	pag 87-92
Vibrations of the Rigid Solid with a Point Constrained to Move on a Mobile Curve Nicolae–Doru STĂNESCU	pag 93-98
Behavior of the Voigt-Kelvin Viscous-elastic Linear Materials to Stationary Dynamic Actions with Control in the Inertial Rotational Force Carmen ALEXANDRU	pag 99-102
Exact Controllability in Oblique Gridworks Structures Camelia GHELDIU, Mihaela DUMITRACHE	pag 103-106