搜索结果: 1-2 共查到“地质学 shift”相关记录2条 . 查询时间(0.109 秒)
Shift in weaning age supports hunting-induced extinction of Siberian woolly mammoths(图)
weaning age hunting-induced extinction Siberian woolly mammoths
2015/11/12
Chemical clues about weaning age embedded in the tusks of juvenile Siberian woolly mammoths suggest that hunting, rather than climate change, was the primary cause of the elephant-like animal's extinc...
The Center Shift in Mössbauer Spectra of Maghemite and Aluminum Maghemites
Al-Maghemite Center shift Maghemite Mossbauer effect
2011/12/29
Synthetic, relatively well-crystallized aluminum-substituted maghemite samples, γ-(Aly·Fe1−y)2O3, with y = 0, 0.032, 0.058, 0.084, 0.106 and 0.151 have been studied by X-ray diffraction and zero...