RESEARCH PROGRESS OF SPECTRAL NONDESTRUCTIVE TESTING TECHNOLOGY IN TRACEABILITY OF AGRICULTURAL PRODUCTS



Allergic Reactions to Dental Materials-A Systematic Review

Introduction: Utility of various dental materials ranging from diagnosis to rehabilitation for the management of oral diseases are not devoid of posing a potential risk of inducing allergic reactions to the patient, technician and dentist.This review aims to develop a systematic approach for the selection and monitoring of dental materials availabl

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Testing a simple model for the magnetic cannon

A magnetic cannon consists of a line of steel balls which are in contact with a permanent magnet.If another steel ball collides with the system on one side, then the ball at the other end of the line is ejected at high speed.A theoretical model is proposed for the system by neglecting energy losses click here and making the approximation that the m

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