Issue 1-4/2020

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Reviewed papers

Dariusz WOJDAŁA

48th National Conference on Nondestructive Testing (KKBN)

Gerd DOBMANN

Quo Vadis NDT? – A Forecast of the Future

Tadeusz STEPINSKI

Monitoring of Rock-bolts Using Ultrasonic Guided Waves

Bogusław ŁADECKI

Premature fatigue damage to the stainless steel shaft grade X46Cr13

Przemysław ŁOPATO, Michał HERBKO

Investigation of the impact of mechanical deformation of a complementary ring resonator based metasurface on its resonance properties in microwave and terahertz frequency range

Bogusław ŁADECKI

Diagnostic tests of the causes of failure of the industrial extruder for plastics Φ90