Managing radiation degradation of CCDs on the Chandra X-ray Observatory II

Stephen L. ODell,Thomas L. Aldcroft,Bradley A. Bissell,William C. Blackwell,Robert D. Cameron,Jon H. Chappell,Joseph M. DePasquale,Kenneth R. Gage,Catherine E. Grant,Christine F. Harbison,Michael Juda,Kevin A. Marsh,Eric R. Martin,Joseph I. Minow,Stephen S. Murray,Paul P. Plucinsky,Daniel A. Schwartz,Daniel P. Shropshire,Bradley J. Spitzbart,Shanil N. Virani,Brent Williams,Scott J. Wolk

Managing radiation degradation of CCDs on the Chandra X-ray Observatory II

2005

A process for converting an oxygenate feed to high purity olefins such as polymer-grade propylene (C30/C3=molecular sieve catalyst having a high preselected Si/Al2 ratio (such as ZSM-5, ZSM-48) or a preselected Si/Fe2 ratio (such as FeZSM-5), or SAPO-34.

Keywords:

Molecular sieve
X-ray
Radiation
Space weather
X-ray astronomy
Observatory
Radiation damage
Radiation protection
Astrophysics
Physics

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