dynode


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dynode

[′dī‚nōd]
(electronics)
An electrode whose primary function is secondary emission of electrons; used in multiplier phototubes and some types of television camera tubes. Also known as electron mirror.
References in periodicals archive ?
Electrons are added in a cascading effect at each dynode, ultimately generating as many as 105 to 107 electrons for each photon hitting the first cathode.
The target was introduced into the source region of an unmodified Thermo Bioanalyis Vision 2000 MALDI-TOF operated in reflectron mode with 5 and 20 kV on the target and conversion dynode, respectively.
Engineered thin film dynode deposited by Atomic Layer Deposition promises improved gain performance and device lifetime.
High sensitivity conversion dynode detector with active gating for increased life time and for positive/negative detection.
The monochromator is coupled to a 9-stage dynode R237 1 PMT mounted in a shielded temperature regulated semi-hermetic enclosure.