ULTRAFAST X-RAY INTROSPECTIVE IMAGING OF METALLIC OBJECTS USING A PLASMA FOCUS

Cesar H. Moreno1, Alejandro Clausse2, Javier F. Martinez1, Roberto Llovera3, Aureliano Tartaglione3

1PLADEMA and Instituto de Fisica del Plasma, Departamento de Fisica, Universidad de Buenos Aires, Pab 1 Ciudad Universitaria, 1428 Buenos Aires, Argentina,
2PLADEMA-ISISTAN-CONICET, Comision, Nacional de Energia Atomica and Universidad Nacional del Centro, 7000 Tandil, Argentina,
3Instituto de Fisica del Plasma, Departamento de Fisica, Universidad de Buenos Aires, 1428 Buenos Aires, Argentina


A compact-chamber 4.7 kJ, 30 kV, Plasma Focus operated in deuterium was used as a ultrafast high intensity radiation source for introspective radiographic imaging of metallic objects. The samples to be imaged were located outside the Plasma Focus chamber, about 1 m away from the chamber wall. A high-sensitivity, fast-response commercial radiographic film was used as a X-ray detector. Experimentally obtained images are presented showing a very high penetration power of the X-ray beam, demonstrating that the presented compact-chamber Plasma Focus is suited for introspective visualisation of pieces manufactured on metal.