蘑菇 发表于 2025-3-26 23:32:37
in general, a good state of conservation, although there are several taphonomic modifications. No mechanisms or taphonomic processes which may have distorted any of these associations have been detected. This study shows how Neanderthals were the main collecting agent of animals and wood and the maiConscientious 发表于 2025-3-27 04:47:48
Biswajeet Pradhan,Maher Ibrahim Sameenblages, we have organized this chapter according to two different analytical levels. On the one hand, we have studied the technological and functional characteristics of the assemblage-as-a-whole, paying special attention to raw material provisioning, knapping strategies and tool manufacture. Raw ma争议的苹果 发表于 2025-3-27 06:01:56
http://reply.papertrans.cn/59/5816/581566/581566_33.pngelectrolyte 发表于 2025-3-27 13:22:22
Biswajeet Pradhan,Ali Alsaleh functional, structural, and electronic properties particularly of paramagnetic centers found in metalloproteins. Its essential advantage is based on the intrinsic high resolution, which permits the analysis of small interactions of the metal nucleus or of nuclei in the vicinity of the metal center极小 发表于 2025-3-27 17:33:15
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Biswajeet Pradhan,Maher Ibrahim Seeni,Haleh Nampako-/four-electron reduction of dioxygen, and two-electron reduction of nitrous oxide. Traditionally, copper sites have been classified into three types based on their EPR features: the type 1 “blue,” the type 2 “normal,” and the type 3 “coupled binuclear” sites. However, more recent discoveries of thCODA 发表于 2025-3-27 22:39:57
n transport to redox chemistry. The gap between fixed states determined by x-ray analysis can be filled by spectroscopic study of trapped intermediates. EPR is a versatile and relatively quick approach to defining intermediate states in terms of the geometry and electronic structures of iron. A numbFILLY 发表于 2025-3-28 04:29:30
Biswajeet Pradhan,Suzana Binti Abu Bakartter understanding of the mechanism of action of these contrast agents, and this in turn has aided the design of more potent nuclear relaxation agents. This chapter first takes a broad overview of MRI contrast agents and the need for EPR studies. High-frequency EPR studies of gadolinium contrast ageAlpha-Cells 发表于 2025-3-28 09:35:05
functional, structural, and electronic properties particularly of paramagnetic centers found in metalloproteins. Its essential advantage is based on the intrinsic high resolution, which permits the analysis of small interactions of the metal nucleus or of nuclei in the vicinity of the metal center受人支配 发表于 2025-3-28 10:57:11
Biswajeet Pradhan,Maher Ibrahim Sameenth currents of lpA-3OnA)which can be focused into diameters smaller than 10nm with current densities of several A/cm.. The predominate use of these systems has been in various aspects of IC fabrication. The two main features of the FIB tool that are most important are the capability to remove materi