The US Constitution contains 7 articles: Article 1 deals with the Legislative branch; Article 2 is the executive branch; Article 3 is the Judicial branch; Article 4 is federalism; Article 5 is the Amendment process; and Article 6 is the supremacy clause. And the 7th article is the ratification of the Constitution.
Preparation of nanoparticles by Laser in Solution. Laser ablation is the process of removing material from a solid (or occasionally liquid) surface by irradiating it with a laser beam. At low laser flux, the material is heated by the absorbed laser energy and evaporates or sublimates. At high laser flux, the material is typically converted to a plasma.
Radiofrequency Ablation (RFA) of Liver Tumors. 1  Radiofrequency ablation (RFA) is a treatment that uses imaging guidance to place a needle electrode through the skin into a liver tumor. High-frequency electrical currents are passed through the electrode, creating heat that destroys the cancer cells. 2  Your doctor will instruct you on how to prepare.