Showing papers by "Bruce Hapke published in 1967"
TL;DR: In this article, the authors performed a microprobe analysis of quartz and alumina darkening upon solar wind ion bombardment, noting existence of iron, tungsten and carbon in samples.
Abstract: Electron microprobe analysis of quartz and alumina darkening upon solar wind ion bombardment, noting existence of iron, tungsten and carbon in samples
3 citations
TL;DR: In this paper, the authors simulated the Lunar optical properties with commercial Portland cement and maroon and black coloring powders, noting the blue-green color index discrepancy between the results.
2 citations