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¶«²ýÝ·(½ð±Ò+1): »¶Ó½»Á÷ 2011-10-14 16:35:37
108623(½ð±Ò+5): лл֧³Ö 2011-10-14 23:19:07
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¶«²ýÝ·(½ð±Ò+2): »¶Ó½»Á÷ 2011-10-14 16:35:29
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¶«²ýÝ·(½ð±Ò+2): »¶Ó½»Á÷ 2011-10-14 16:35:29
108623(½ð±Ò+100): ллÈÈÐİïæ 2011-10-14 23:19:31
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ÔÚThurn-Albrecht, T., et al., Adv. Mater. (2000) 12, 787.£¨Nanoscopic templates from oriented block copolymer films£©ÎÄÕµÄ789Ò³£ºIt is clear from the results shown that, by a selective removal of the PMMA, an ordered nanoporous material can be produced if the surrounding PS matrix remains intact. FESEM images of the surface of a film that was exposed to 25 J/cm2 deep UV radiation, placed in acetic acid, (a selective solvent for PMMA) for 2 h and then rinsed in deionized water, show an ordered array of circular holes, in keeping with the electron microscopy and small-angle neutron scattering (SANS) results. ËùÒÔacetic acid£¨ÒÒËᣩ¾Í¿ÉÒÔÈܽ⣨»òÈÜÕÍ£©PMMA£¬¶ÔPSûÓÐÒ»µãÓ°Ïì¡£ |

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108623(½ð±Ò+50): ÔٴθÐл 2011-10-14 23:22:40
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108623(½ð±Ò+50): ÔٴθÐл 2011-10-14 23:22:40
wgs8136(½ð±Ò+3): 2011-10-15 09:16:51
wgs8136: »¶Ó½»Á÷ 2011-10-15 09:16:58
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ÔÚAlbert, J. N. L. and T. H. Epps (2010). "Self-assembly of block copolymer thin films." Materials Today 13(6): 24-33.ÖеÄ30Ò³£ºIn one example, Xuan et al.70 compared ultrathin (< ½ ¡Á L0 thickness) lamellar PS-b-PMMA films annealed with acetone (strongly PMMA selective), chloroform (slightly PMMA selective), toluene (slightly PS selective), and carbon disulfide (highly PS selective). ÎÒÏëÕâ¶Î»°£¬¸üÄܽâ¾öÄãµÄÎÊÌâ°É¡£ÔÚÕâ·½ÃæµÄÑо¿£¬Ó¦»¯ËùµÄº«ÑÞ´ºÑо¿Ô±µÄÑо¿ºÜ³öÉ«£¬ºÇºÇ |

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7Â¥2011-10-15 11:24:52
108623
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- Ìû×Ó: 794
- ÔÚÏß: 32.4Сʱ
- ³æºÅ: 492784
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8Â¥2011-10-15 11:26:59
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zznjut(½ð±Ò+2): »¶Ó 2011-10-15 22:58:57
zznjut(½ð±Ò+2): »¶Ó 2011-10-15 22:58:57
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