Paper
18 December 2023 Lifetime properties of microchannel plate based on the (SrO, ZrO2) doped lead-silicate glass
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Abstract
Microchannel plate (MCP) is an advanced charged particle multiplier consisted of an arrayed microchannels glass-based material, widely used in the fields of night vision intensification, time of flight mass spectrometer, and electron microscopy. For the detection of high-energy ions, inadequate resistance of ion bombardment became the main bottleneck of microchannel plate. The cladding glass was the inner-wall of microchannels and determined the foundation of the microchannel plate. In this paper, the microchannel plate with (SrO, ZrO2) doped lead-silicate cladding glass was explored in the ion bombardment-resistant properties. Cesium ion gun, laser confocal microscope, and Vacuum Photoelectron Imaging Test Facility (VPIT) were applied to investigate the ion etching, surface morphology and the lifetime of the lead-silicate glass microchannel plate, respectively. The test results are as follows: the accumulative output charge of microchannel plate with the (SrO, ZrO2) doped lead-silicate glass and the traditional lead-silicate glass was ≥19.25 C and 3.21 C, respectively. It impacted that (SrO, ZrO2) doped lead-silicate glass certainly benefited the working life of the MCP.
(2023) Published by SPIE. Downloading of the abstract is permitted for personal use only.
Hua Cai, Shangtong Li, Hui Liu, Yifei Wang, Jing Ma, Tiezhu Bo, Jinsheng Jia, and Chang Liu "Lifetime properties of microchannel plate based on the (SrO, ZrO2) doped lead-silicate glass", Proc. SPIE 12959, AOPC 2023: Laser Technology and Applications; and Optoelectronic Devices and Integration, 129591M (18 December 2023); https://doi.org/10.1117/12.3008052
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KEYWORDS
Microchannel plates

Ions

Glasses

Cladding

Zirconium dioxide

Cesium

Ion channels

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