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A trap-based positron beamline for the study of materials

Date

Authors

Sullivan, James

Roberts, Jason

Weed, Ryan

Went, Michael

Newman, David Stanley

Buckman, Stephen

Publisher

Institute of Physics Publishing

Abstract

We present the design of a new positron beamline for lifetime and Doppler studies of materials. The design is based on the Surko buffer gas trap system and is capable of producing sub-nanosecond pulses with a spot size at the sample of 10 mm. The present

Keywords

Keywords: A-spots; Beam lines; Buffer gas; Count rates; Doppler studies; Nanoporosity; Positron annihilation lifetime spectroscopy; Positron beams; Slow positron; Sub-nanosecond pulse; Timing resolutions; Particle beams; Positron annihilation; Positron annihilation Nanoporosity; Positron annihilation lifetime spectroscopy; Positron beams; Slow positron techniques

URI

http://hdl.handle.net/1885/23185

Collections

ANU Research Publications

Source

Measurement Science and Technology

Type

Journal article

DOI

10.1088/0957-0233/21/8/085702

Restricted until

2037-12-31

Downloads

File

Description

01_Sullivan_A_trap-based_positron_beamline_2010.pdf (406.72 KB)