Measuring system for nuclear radiation cumulative dose based on memristor

Abstract

The invention discloses a measuring system for nuclear radiation cumulative dose based on a memristor. The measuring system comprises a nuclear radiation sensor, an amplifier, a measuring switch S1, acurrent limiting resistor, a parallel memristor module, an information processing circuit for a resistance value of the memristor and a reset circuit module of the memristor. The nuclear radiation sensor is connected to the parallel memristor module through the amplifier, the measuring switch S1 and the current limiting resistor. The information processing circuit for the resistance value of thememristor is connected to the parallel memristor module. The reset circuit module of the memristor is connected in parallel with the parallel memristor module. The parallel memristor module comprisesn reverse series memristor branches connected in parallel, each of the reverse series memristor branches comprises a forward memristor and a reverse memristor connected in series, wherein n is a natural number greater than or equal to 2 and less than or equal to 8.

Description

Technical field [0001] The invention belongs to the technical field of nuclear radiation measurement, and specifically relates to a memristor-based nuclear radiation cumulative dose measurement system. Background technique [0002] The nuclear radiation cumulative dose measurement system is a measurement system that can measure the total absorbed dose of an object under one continuous exposure (or multiple repeated exposures) of various ionizing radiation in a certain period of time. At present, according to the different measurement principles and structures, the nuclear radiation cumulative dose measurement system mainly includes: gas detectors, semiconductor detectors and scintillation detectors. [0003] However, the existing nuclear radiation cumulative dose measurement methods also have some problems, which to some extent hinder the improvement of the cumulative flow measurement accuracy and the expansion of the application range. The main problems currently existing are: Fi...

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Problems solved by technology

[0004] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a memristor-based nuclear radiation cumulative dose measurement system, which solves the need for additional computing circuits or processors in existing nuclear radiation cumulative dose measurement systems, and the impact on radiation intensity. The problem of low accuracy of long-term cumulative dose measurement under unstable conditions

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