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人们关注地球深部水对地球介质的力学和物理性质影响.以往实验研究大都用气体设备在几百MPa的低压力下进行的.为实现深部高压条件,本文用固体传压技术在1000-1300℃;1.0~2.0GPa(相当上地幔)温压条件进行橄榄石晶体内水溶解度实验研究.实验表明,固体传压技术用于晶体“含水”实验研究是一种有效方法;研究证实,与低压实验一样,高压下水赋存在橄榄石晶体中仍以H离子作为“杂质”进入晶体缺陷为主要形式,并发现水的溶解度与实验压力相关,
People are concerned about the Earth’s deep water on the Earth’s medium mechanical and physical properties. Most of the past experimental studies with gas equipment at a few hundred MPa low pressure. In order to realize the conditions of deep high pressure, the experimental study on the water solubility of olivine crystals was carried out using solid pressure transmission technique at 1000-1300 ℃ and 1.0 ~ 2.0GPa (equivalent to the mantle) temperature and pressure conditions. Experiments show that solid pressure transfer technology is an effective method for the experimental study of “hydrous” crystals. The study confirms that, as with the low-pressure experiments, high-pressure water remains in the olivine crystals with H ions as the “impurities” Form, and found that the solubility of water and experimental pressure related,