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Extra resources for A Compact Review of ISO Major Achievements
G. : 2001, Astron. Astrophys. 369, 132. Klein, C. and Hurlbut, Jr. C. : 1993, Manual of Mineralogy (After James D. Dana), 21st edition. John Wiley & Sons, Inc. Knacke, R. , Fajardo-Acosta, S. , Telesco, C. , Hackwell, J. , Lynch, D. , and Russell, R. : 1993, Astrophys. J. 418, 440. : 1993, Mon. Not. R. Astron. Soc. 264, 654. : 2000, Astron. Astrophys. 363, 1115. : 1999, The spectra of crystalline silicates in infrared region. In Proceedings of the 32nd ISAS Lunar and Planetary Symposium, pages 175–178.
WATER IN SPACE 33 High spectral resolution (from 7 to 40 km s−1 ) with ISO is available for just a few molecular clouds. , 2000). The LWS/FP has been used to observe pure rotational lines of water in a large variety of molecular clouds. Figure 3 shows the LWS/FP results in the direction of Sgr B2(M). , 2002, 2005). These observations provide a spectral resolution of 35 km s−1 , which is enough to probe molecular clouds with broad lines, but precludes the study of more quiescent clouds with narrow lines.
Is not clear. , 2002). Bouwman et al. (2003) propose a local production of small forsterite grains as a result of the collisional destruction of a large parent body. Most considerations about the formation of crystalline silicates come from theory. However, also laboratory experiments sometimes shed new light on this subject. There are indications that the width of some features are an indication of the internal structure of a crystal, and therefore of their formation history. Figure 11 shows two laboratory spectra of forsterite: the forsterite sample from Jena has been made from a melt, and is likely polycrystalline, while the sample from Japan is a single crystal.