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A Standard and Reliable Method to Fabricate Two-Dimensional Nanoelectronics
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Low-distortion resistive anodes for two-dimensional position-sensitive MCP systems.

M Lampton1, C W Carlson

  • 1Space Sciences Laboratory, University of California, Berkely, California 94720, USA.

The Review of Scientific Instruments
|September 1, 1979
PubMed
Summary
This summary is machine-generated.

This study introduces a new anode geometry for microchannel plates (MCPs) that accurately decodes event positions. The design, using resistive anodes, provides distortionless Cartesian encoding for precise particle and photon detection.

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Area of Science:

  • Physics
  • Instrumentation
  • Particle Detection

Background:

  • Microchannel plates (MCPs) are common detectors for charged particles and photons.
  • MCPs typically use resistive anodes to decode analog signals into event positions.
  • Existing anode geometries can introduce distortions in position encoding.

Purpose of the Study:

  • To present a novel anode geometry for MCPs.
  • To demonstrate theoretically distortionless encoding of Cartesian event positions.
  • To validate the anode geometry's practical utility.

Main Methods:

  • Discussion of a specific anode geometry devised by C.W. Gear.
  • Theoretical analysis of Cartesian position encoding into pulse charge ratios.
  • Experimental validation using electron beam imaging.

Main Results:

  • The Gear anode geometry theoretically achieves distortionless encoding.
  • Electron beam images confirm the practical effectiveness of the anode design.
  • The approach yields accurate position decoding from analog signals.

Conclusions:

  • The discussed anode geometry offers a significant improvement for MCP-based detectors.
  • This method provides precise and distortionless event position determination.
  • The validated approach enhances the capabilities of particle and photon detection systems.