½üÈÕ£¬Î人·ÄÖ¯´óѧBin ShangºÍÉÂʦ´óZiwei DengµÈÈË7ÔÂ30ÈÕÔÚACS LangmuirÉÏ·¢²¼ÁËһƪÌâд¡°One-Step Preparation of Hydrophobic Surfaces Containing Hydrophilic Groups for Efficient Water Harvesting¡±µÄÎÄÕÂÄÚÈÝ¡£ËýÃÇÃ÷È·Ìá³öÁËÒ»ÖÖ¼òÒ׵ĶԲßÀ´´î½¨´øÓÐÊʵ±Ç×Ë®»ùÍŵÄÇ×Ë®ÐÔ±í²ã£¬ÒÔÐÖúÍê³É¶ÀÌصijöÒºÐκ˺ͳýÈ¥¡£ÓëÊÜ»ÄÄ®À¥³æÆôµÏµÄ´¿ÌìÈ»´æˮԲÄÁϲ»Ò»Ñù£¬ÕâÖÖ±í²ãÔËÓñȽÏÓÐÏÞµÄÇ×ˮλÏßµãÀ´Äý¹ÌÎíË®£¬²úÉúµÄϸ΢³öÒºµÄ´«ËÍÈ¡¾öÓÚÇ×Ë®ÐÔ°å²Ä¡£ËùÈ·Á¢µÄÇ×Ë®ÐÔ·ÄÖ¯ÎïµÄ×ÜÃæ»ý´øÓÐÇ×Ë®»ùÍÅ£¬´Ùʹ²¶Îí×ÜÃæ»ýÌáÉý¡£¸ÃÌصãͨ¹ýÌáÉýÒÔÌáÉý³öÒº³ÉºËÃܶȣ¬¶øÇÒ±í²ãÒÀÈ»¾ß±¸ÓÅÒìµÄ¡°¾ÜÒºÐÔ¡±£¬½ø¶øʹÊÔÆ·±í²ãµÄ½Ï´óÎüʪ¸ßЧÂÊ×öµ½3.145 g¡¤cm-2¡¤h-1£¬Ô¶Ô¶¸ßÓڴ󲿷ֱ¨µ¼µÄ´æˮԲÄÁÏ¡£ÒòΪÆäЧÂʸߺÍÀ©Õ¹ÐÔ£¬Õâ°ã´î½¨µÄ´øÓÐÇ×Ë®»ùÍŵÄÇ×Ë®ÐÔ±í²ãµÄ¶Ô²ß¾ß±¸½Ï´óµÄʵ¼ÊÒâÒå¡£
»·¾³Ïêϸ½éÉÜ
°éËæ×ÅÈË¿ÚÔö³¤ºÍ¿ÕÆøÎÛȾ¼ÓÖØ£¬µË®×ÊÔ´ÎÛȾÎÊÌâÂýÂý³ÊÏÖ£¬ÓÈÆäÊÇÓÐЩÈ˶¨¾ÓµÄ»ÄÄ®ºÍ¸ÉºµÆøºò£¨Èç·ÇÖÝ¡¢ÑÇÖÞµØÇøºÍÄÏÃÀÖÞµÄÏç´åµØÓò£©¡£´ó¸ÅÓÐ10ÒÚס»§µÄÒûÓÃˮû·¨»ñµÃÈ·±£¡£ÎªÁ˸üºÃµØ»ñµÃ³ä×ãµÄ̸ˮÒÔ»º½âË®×ÊÔ´¶Ìȱ¶ÔÈËÀà»î¶¯µÄΣº¦£¬´Ó¶Öé¡¢Îí·ç»ò¿ÕÆøÖеÄË®·ÝÖÐËѼ¯Ë®Ôì³ÉÁË´ó¼ÒµÄ¾Þ´ó¹ØÐÄ¡£
³¬ÊèË®±í²ã£¬¸ù¾Ý·Ö²ã´Î²»¹â»¬ÐÎ×´ºÍÇ×Ë®ÐÔ±í²ãÓлú»¯Ñ§£¬¿ÉºÏÀíµÖ´¥Ë®Ö飬ÓÐÒæÓÚË®ÖéÔÚ±í²ãµÄŲ¶¯¡£Êâ²»Öª£¬ÓëÇ×Ë®ÐÔ±í²ã¶Ô±È£¬³¬ÊèË®½çÃæÉϵÄÐκËÌìÈ»ÆÁÕÏͨ³£¸ü¸ßһЩ£¬²»Àû³öÒºµÄ²úÉú£¬Õâ±È½ÏÑÏÖØ·Á°ÁË×ÜÌåÎíÄý¹ÌËٶȡ£×öΪ¼Ó¿ì×öÎí»¯µÄÈ¡´ú¶Ô²ßË®ÀäÒÉÈ«¹ý³ÌÖУ¬ÔçÒÑ¿ª·¢Éè¼Æ³öÐÂʽ£¨³¬£©Ç×Ë®ÐÔ/£¨³¬£©Ç×Ë®ÐÔ¿ÉʪÐÔͼ°¸Éè¼Æ±í²ã£¬ÔÚÕâÖÖ»ìºÍ±í²ãÖУ¬Í¨³£¾õµÃÇ׺ÓÁ÷ÓÐÒæÓÚÎí²¶»ñ£¬¶ø³¬ÊèË®»·¾³ºÏÊÊ´Ó±í²ãÏû³ýË®Öé¡£½üÆÚ£¬Ò»Ð©¿ÆѧÑо¿¹¤×÷ÈËÔ±Ö¸³öÁ˾ùºâÎí²¶»ñºÍ³öÒº³ýÈ¥ÌØÐÔµÄнâ¾ö·½·¨¡£±ÈÈ磬ÓÐЩÈ˱¨µ¼ÁËÒ»ÖÖÎüË®ÐÔ¶¨Ïî¹â½à²»¹â»¬±í²ã£¬ÓÉÄÉÃ×¼¼ÊõÎÆ·¶¨Ïî΢²Û¹¹³É¡£¸ù¾ÝÈÚºÏÎüË®ÐÔ±í²ã¹ÙÄÜÍÅÒì¹¹ºÍ¹â½àÒ³ÃæµÄÌص㣬µÃµ½µÄ±í²ã¿ÉÒÔѸËÙÐκ˺ͳýȥˮÖé¡£Ò²ÓÐÈ˱¨µ¼Á˸ù¾ÝÓлúÈܼÁ»¥»»ºÍÅçÆá´î½¨ÁËÒ»¸ö¸ù¾Ý¼×»ùÏËάËصij¬ÊèË®±í²ã£¬¸Ã±í²ã°üÀ¨ºÜ¶àÍéÌþ¶Ë»ù¡£½Ó×Å£¬¸÷ÖÖ¸÷Ñù̼´¼»¯Ñ§ÎïÖʱ»ÓÃÓÚ½øÒ»²½×°ÊÎÉè¼Æ±í²ã£¬ÊÚÓè±í²ãÇ×Ë®»ùÍÅ£¬Íê³É¸ßЧÂʵÄ×öÎí»¯ºÍ³öÒº³ýÈ¥¡£ÒÀ¾ÝÕâÖÖ¿ÆѧÑо¿£¬´î½¨´øÓÐÇ×Ë®»ùÍŵķÀ³±±í²ã±»¾õµÃÊǸĽø×öÎí»¯Ðκ˺ͳöÒºìîʪÌØÐÔµÄÓÐÇ°¾°µÄ¶Ô²ß¡£¿ÉÊÇÕâÖÖÖÆÈ¡¶Ô²ßÈÔ´æÓÐһЩÎÊÌ⣬ÈçÖÆÈ¡È«¹ý³Ì·±ÔÓ¡¢´æË®¿É¿¿ÐԲÎÞ·¨´ó¹æÄ£Éú²úµÈÈ«ÊDZØÐë´¦ÀíµÄDZÔÚÐÔÊÔÁ¶¡£´´×÷ÕßÃ÷È·Ìá³öÁËÒ»ÖÖ¼òÒ×ÇÒÓÐÀûÓÚ±ä´ó²úÉúµÄ½þÍ¿·½Ê½À´Éú²úÖÆÔì´øÓÐÇ×Ë®»ùÍŵÄÇ×Ë®ÐÔ±í²ã¡£ÒòΪÇ×Ë®»ùÍŶÔÎíµÄÎüÒýÁ¦ºÍ³¤Á´Ç×Ë®ÐÔ¿ªÁ´ÊÚÓèµÄ¾ÜÒºÐÔ£¬¼°Æä·Ç³£ÈÝÒ×µ÷ÕûµÄ±í²ãÈó»¬ÐÔ£¬Ëù»ñÈ¡µÄÍâ±í¾ß±¸Á¼ºÃµÄ³öÒºÐκ˺ͳýÈ¥¹¤×÷ÄÜÁ¦£¬½ø¶ø»ñµÃÁ˷dz£´óµÄ¸Ä½ø¼¯Îí¸ßЧÂÊ¡£
ͼÎIJ¢Ã¯·ÖÎö
Fig. 1 (a) ¶à¹¦ÄÜÐÔ·ÄÖ¯ÎïÍâ±íµÄÖÆÈ¡¼Æ»®·½°¸£»(b) ¶à¹¦ÄÜÐÔ·ÄÖ¯Îï±í²ãÓлú»¯Ñ§½á¹¹Ê¾Òâͼ¡£
ͼ1(a)±íÃ÷Á˶๦ÄÜÐÔ·ÄÖ¯ÎïÍâ±íµÄÖÆÈ¡ÔìÈ«¹ý³Ì¡£×îÏȽ«Ò»¶¨Á¿µÄH2N?PDMS?NH2¡¢TEOS ºÍ TGOS Ìí¼Ó 25 mL Ô²µ×ÉÕÆ¿ÖУ¬²¢ÔÚ³£ÎÂÏ´ÅÁ¦½Á°è 24 ÖÓÍ·¡£Ëæºó£¬½«Ò»¿é¾ÛÖ¬·ÄÖ¯Î2.8 cm ¡Á 2 cm£©ÉøÈëÒÔÉϱ¥ºÍÈÜÒºÖÐ 10 ·Ö犡£½Ó×Å£¬³ýÈ¥·ÄÖ¯ÎïÍâ±íµÄ²»±ØҪҺ̬²¢Ç¨ÒƵ½´øÓÐ2 ?mLÁòËáµÄ¿ÕÆø¸ÉÔïÆ÷ÖÐ9ÖÓÍ·¡£ÒԺ󣬽«·ÄÖ¯ÎïÔÚ60 ¡ãCµÄºæ¸ÉÏäÖиÉÔê12ÖÓÍ·ÒԵõ½¶à¹¦ÄÜÐÔ¾ÛÖ¬·ÄÖ¯Îï¡£ÒÀ¾ÝÓÃÒÔÖÆÈ¡²»Ò»Ñù×÷Ó÷ÄÖ¯ÎïÍâ±íµÄÃØ·½£¬Ïà¶ÔÓ¦µÄ·ÄÖ¯Îï¸÷×ÔÈ¡ÃûΪ·ÄÖ¯Îï-0¡¢·ÄÖ¯Îï-1¡¢·ÄÖ¯Îï-2ºÍ·ÄÖ¯Îï-3£¬ÔÚÆäÖзÄÖ¯Îï-0Òâζ×ÅÔ·ÄÖ¯Îͼ1(b)Õ¹ÏÖÁ˸ÃÌصãµÄÍâ±íÉú³ÉµÄ»ù±¾ÔÀí£¬ôÇ»ù±û»ù·â¶Ë³¤Á´¹èÑõÍ鿪Á´±»Áé±ãµØÒý½øµ½¸ÄÐÔ²ÄÁÏ·ÄÖ¯Îï±í²ã¡£È¡µÃ³É¹¦µÄÈȾۺϹ鹦ÓÚ°·ºÍ»·ÑõÊ÷Ö¬»ùÖмäµÄ¸ßЧÂÊ·´Ó³¼°ÆäÒÒÑõ»ùÔÚÕô·¢µÄHClÕôÆø´æÓÐϵÄË®½â·´Ó¦ºÍËõºÏ·´Ó¦¡£ÔÚÕâÀïÈ«¹ý³ÌÖУ¬TEOSºÍTGOS¿ÉÒÔ¹²Ë®½â·´Ó¦ÒÔÌá¸ß±í²ãͿĤµÄ¿¹Ñ¹Ç¿¶È£¬¶øһЩ·ÖÉ¢µÄ PDMS¿ªÁ´²úÉúÀàËƸ߾ÛÎïË¢µÄ¹¹Ôì¡£
Fig. 2 (a)(e) ·ÄÖ¯Îï-0µÄ±í²ãSEMͼ£»(b)(f) ·ÄÖ¯Îï-1µÄ±í²ãSEMͼ£»(c)(g) ·ÄÖ¯Îï-2µÄ±í²ãSEMͼ£»(d)(h) ·ÄÖ¯Îï-3µÄ±í²ãSEMͼ£»(i) ·ÄÖ¯Îï-2µÄÔËز¼¾Öͼ¡£
½«¸ÄÐÔ²ÄÁϵÓÂÚÏËάµÄ±í²ãÐÎ×´Óë³õʼ·ÄÖ¯ÎïµÄ±í²ãÐÎ×´¿ªÕ¹½ÏΪ£¬¿ÉÒÔÇåÎúµØ·¢¾õÈ«²¿¸ÄÐÔ²ÄÁϵÓÂÚÏËάµÄÕë֯Ʒ¹¹ÔìҲûÓÐÔâÊÜÏÔÖøµÄ»Ù»µ£¨Í¼2a-d£©¡£¿ÉÊÇÒòΪ²úÉú¸ßÃܶÈÇÒ¾ùºâµÄ¶Æ²ã£¬×ʼ±Ë´ËÖ®¼ä·ÖÀë³öÀ´µÄ»¯Ñ§ÏËάԽÀ´Ô½ÉÔ΢Ũ³í£¨Í¼2e-h£©¡£Îª½øÒ»²½Ö¤Êµ´Ë·ÄÖ¯Îï-2×öΪÊÂÀý¿ªÕ¹±í²ãÔªËØ·ÖÎö¡£ÈçÏÂͼ2(i)ËùÏÔʾ£¬²»ÊôÓÚ³õʼ·ÄÖ¯ÎïµÄÐÂÔªËØNºÍSi·¢ÉúÔÚÓлúÏËά±í²ã£¬ÕâÖÖÔËر鲼Ôȳƣ¬È·ÈϸÄÐÔ²ÄÁÏÈ¡µÃ³É¹¦¡£
Fig. 3 (a) ·ÄÖ¯ÎïµÄ¸µÁ¢Ò¶ºìÍâÏß½Y¹ûͼ£»(b) ·ÄÖ¯ÎïµÄXPS½Y¹ûͼ¡£
ͼ3(a)Õ¹ÏÖÁ˸ÄÐÔ²ÄÁϺÍδ¸ÄÐÔ²ÄÁÏ·ÄÖ¯ÎïÍâ±íµÄFTIR¹âÆ×ÒÇ¡£Si-C(1261 cm-1) ºÍSi-O(791 cm-1) µÄ·å·¢ÉúÔÚ¸ÄÐÔ²ÄÁÏ·ÄÖ¯ÎïÖУ¬Ö¤ÊµÁËTEOSºÍTGOSµÄºÏÀí¹²Ë®½â·´Ó¦£¬¹éÊôÓÚTGOSµÄ»·ÑõÊ÷Ö¬¹ÙÄÜÍÅÔÚ910 cm-1´¦µÄµäÐÍÐÔFTIRÌصã·å´Ó¸ÄÐÔ²ÄÁÏ·ÄÖ¯ÎïÖÐÏûÍË£¬Ëæ×Å×Å-NH£¨661 cm-1£©ºÍ-NH2£¨706 cm-1£©µÄз壬±íÃ÷°·ºÍ»·ÑõÊ÷Ö¬»ùÖмäµÄ·´Ó³²úÉú¡£¸üÖ÷ÒªµÄÊÇ£¬·ÖÉ¢°·»ùÍŵĴæÓÐÃ÷ÏÔ±íÃ÷¸ÄÐÔ²ÄÁÏ·ÄÖ¯ÎïÖеĹèÑõÍé»ùÁ´¶ÎÈÔ±£³ÖÏà¶Ô¸ß¶ÈÁ÷¶¯ÐÔµÄÇé¿ö£¬Õâ¿ÉÒÔÊÚÓè¸ÄÐÔ²ÄÁϱí²ã³öÉ«µÄ¾ÜÒºÐÔ¡£Í¼3(b)Õ¹ÏÖÁË·ÄÖ¯ÎïµÄXPS¼ì²â½Y¹û£¬XPS¼ì²âÊÇΪÁ˸üºÃµØ½øÒ»²½¹Û²é¸ÄÐÔ²ÄÁÏ·ÄÖ¯ÎïÖйèÑõÍ鿪Á´µÄ³É·Ö£¬Ñо¿Æä¶Ô±í²ãÈó»¬ÐÔÆð×ŷdz£ÖØÒªµÄ¹¦Ð§¡£OºÍSiµÄ±ÈÖصÄÔö³¤µÄÇ÷ÊƱíÃ÷TEOSµÄº¬Á¿´Ó·ÄÖ¯Îï-1µ½·ÄÖ¯Îï-3ÏȺóÉý¸ß¡£·´¹ýÀ´£¬N´Ó0.80ÂýÂý½µµÍµ½0.69£¬×îÖÕ½µµÍµ½ 0.44£¬Õâ±íÃ÷·ÄÖ¯Îï-1±í²ã¹èÑõÍ鿪Á´µÄÕ¼±È×î´ó£¬´ÎÖ®ÊÇ·ÄÖ¯Îï-2£¬¶øСÁ¿µÄ³¤Á´¹èÑõÍ鿪Á´±»ÊÚÓèµ½·ÄÖ¯Îï-3±í²ã¡£
Fig. 4 (a) ·ÄÖ¯ÎïµÄË®±íÃæÕÅÁ¦ÏàƬ£»(b) ·ÄÖ¯ÎïÉÏ10 ¦ÌLË®µÄµÄ¹ö¶¯½Ç£»(c) ·ÄÖ¯ÎïÉÏ20 ¦ÌLË®µÄµÄ¹ö¶¯½Ç£»(d) ·ÄÖ¯ÎïÉÏ30 ¦ÌLË®µÄµÄ¹ö¶¯½Ç¡£
ͼ4(a)±íÃ÷ÁËÓ¦Óþ²Ì¬Êý¾Ý±íÃæÕÅÁ¦ºÍ¶¯Ì¬ÐÔ¹ö¶¯½ÇÖÆÈ¡µÄ·ÄÖ¯ÎïÒÔ¼°Á×Ëἤø¶ÔË®µÄ±í²ãÈó»¬ÐÔ¡£±í²ã¸ÄÐÔ²ÄÁϺ󣬷ÄÖ¯Îï-1¡¢·ÄÖ¯Îï-2ºÍ·ÄÖ¯Îï-3µÄË®±íÃæÕÅÁ¦¸÷×ÔΪ120.5¡À3.6¡ã¡¢141.4¡À2.3¡ãºÍ148.2¡À2.4¡ã£¬Ô¶Ô¶¸ßÓÚ³õʼ·ÄÖ¯Î·ÄÖ¯Îï-0µÄË®±íÃæÕÅÁ¦Îª¡« 0¡ã£©£¬±íÃ÷¸ÄÐÔ²ÄÁ϶ÔÌáÉý±í²ãÊèË®ÐÔÓлý¼«Ö÷¶¯Î£º¦¡£µ«ÔÚÕâÖÖ¸ÄÐÔ²ÄÁÏ·ÄÖ¯ÎïÖУ¬·ÄÖ¯Îï-1 µÄ¹èÑõÍ鿪Á´³É·Ö×î´ó£¬ÊèË®ÐÔ½ÏÈõ¡£µ±Ë®ÖéÂäµ½ ·ÄÖ¯Îï-1 ´¦Ê±£¬Ëü¹Ì¶¨²»¶¯ÔÚÔʼ²¿Î»£¬ÔÚת¶¯È«¹ý³ÌÖÐûÓÐŲ¶¯¡£Õâ¹Ø¼ü¹é¹¦ÓÚË®·ÖÓëÎüË®ÐÔ°·»ùÖмäµÄÇ¿Ï໥×÷Óã¬Ôì³É·ÄÖ¯Îï-1µÄìîʪÌØÐÔ½ÏÈõ£¨Í¼4b-d£©¡£·´¹ýÀ´£¬°éËæ×Å·ÄÖ¯Îï±í²ãôÇ»ù±û»ù·â¶Ë¹èÑõÍ鿪Á´µÄ³É·Ö½µµÍ£¬³¤Á´¹èÑõÍéµÄÎüË®¹¦Ð§ÂýÂýÕ¼Ö÷µ¼ÐÔ£¬Ë®Öé·Ç³£ÈÝÒ×´Ó¸ÄÐÔ²ÄÁϱí²ã»¬µô¡£°éËæ×ÅTEOS³É·ÖµÄ½øÒ»²½ÌáÉý£¬¿ªÁ´Ïà¶ÔÃܶȹýµÍ£¬·ÄÖ¯Îï±í²ãÊèË®ÐÔ¼õÈõ¡£
Fig.5 (a) ´æË®É豸µÄƽÃæͼ£»(b) ´æË®Ëٶȣ»(c) ´æË®±»ËѼ¯µÄ¿ªÊ¼Ê±¼ä£»(d) ·ÄÖ¯Îï-2µÄ¼¯Ë®Ñ»·ÏµÍ³¿É¿¿ÐÔ¡£
ΪÁ˸üºÃµØ̽Ѱ·ÄÖ¯ÎïÊÔÆ·µÄ´æË®ÌØÐÔ£¬´ó¼Ò½¨Á¢ÁËÒ»¸ö×Ô×öµÄ¼¯ÎíϵͳÈí¼þ£¬ÈçÏÂͼ5(a)ËùÏÔʾ¡£Ó¦ÓÃÉÌÒµ¿ÕÆø¼ÓʪÆ÷Ôì³É·ÂÕæÄ£ÄâÎíÁ÷£¬²¢½«ÊÔÆ·ÊúÖ±Ö÷š£´æË®1Сʱºó£¬³õʼµÄ·ÄÖ¯Îï-0±íÃ÷×î¸ßµÄ´æË®¸ßЧÂÊΪ1.309 g¡¤cm?2¡¤ h?1£¬ÈçÏÂͼ5(b)¡£½ÏÈõµÄ´æË®ÌØÐԿɹ鹦ÓÚÆä¾ßÓеÄÎüË®ÐÔºÍÎüË®ÄÜÁ¦¡£·ÄÖ¯Îï-0ÉϵÄÄý½áË®ÔÚµÎÏÂÒÔÇ°·Ç³£ÈÝÒ×´òʪ²¢½þʪ±í²ã£¬Òò¶øÖ±µ½µÚÒ»µÎµÎÏÂÐèÒªµÄ•r¼ä×î¶àÈçÏÂͼ5(c)£¬¶øÇÒÆäµÚÒ»µÎË®µÄÖØÁ¿½Ï´óÈçÏÂͼ5(d)¡£±È½Ï֮ϣ¬ÕâÖÖ¸ÄÐÔ²ÄÁÏ·ÄÖ¯ÎïÉϵÄÄý½áË®¿ÉÒÔѸËٵعö¶¯£¬¶øÇÒÒòΪÊèË®ÐÔµÄÌáÉý£¬²â³öµÄ´æË®¸ßЧÂÊÔ¶Ô¶¸ßÓÚ³õʼ·ÄÖ¯Îï¡£Êâ²»Öª£¬Ç×Ë®ÐÔ±í²ã²¢²»Ò»Ö±´ú±íןߵÄË®ËѼ¯¸ßЧÂÊ¡£·ÄÖ¯Îï-2±í²ã´øÓÐÊʵ±µÄÇ×Ë®ÐÔôÇ»ù£¬½Ï´ó´æË®¸ßЧÂÊΪ3.145 g¡¤cm-2¡¤h-1£¬±È·ÄÖ¯Îï-3¸ß11.45%£¬±È·ÄÖ¯Îï-1¸ß52.4%£¬¶øÇÒÔÚ´æË®ÌØÐÔ²ãÃæºÃÓڴ󲿷ֱðµÄ±¨µ¼µÄÔ²ÄÁÏ¡£Òò¶ø£¬Ç×Ë®ÐÔ±í²ãÈÚºÏÊʵ±µÄÇ×Ë®»ùÍÅ£¬»¹¿ÉÒÔÏÔ×ÅÌáÉý´æË®ÌØÐÔ¡£³ý´ËÖ®Í⣬ÖÆÈ¡µÄ·ÄÖ¯ÎïµÄ´æË®ÂʱȽÏÎȶ¨£¬ÔÚ¶à´Î¾«È·²âÁ¿ºó›]ÓÐÏÔÖø½µµÍÈçÏÂͼ5(e)¡£
Fig. 6 ÓÃÈýά¹âѧÏÔ΢¾µÅÄÕÕµÄÔÚÊÒÄÚζÈÏÂË®ÊÕ¼¯Í¼Ïó£º(a) ·ÄÖ¯Îï-1£»(b) ·ÄÖ¯Îï-2£»(c) ·ÄÖ¯Îï-3¡£
ÔÚͼ6ÖУ¬´ó¼Ò¸ù¾Ý3D¹âѧÏÔ΢¾µ½øÒ»²½¿ÆѧÑо¿ÁËÇ×Ë®»ùÍŶԳöÒºÐκ˺ÍÉú³¤·¢ÓýµÄΣº¦¡£Óë·ÄÖ¯Îï-2ºÍ·ÄÖ¯Îï-3¶Ô±È£¬³¿ÎíÔÚ·ÄÖ¯Îï-1ÉϾ߱¸¸ü¸ßһЩµÄÀäÒÉÏà¶ÔÃܶȡ£Õâ±íÃ÷´øÓдóÁ¿Ç×Ë®»ùÍŵÄÇ×Ë®ÐÔ±í²ã±íÃ÷ÎíÄý¹ÌÂʸü¸ßһЩ¡£Êâ²»Öª£¬ÎíºÍÇ×Ë®»ùÍÅÖмäµÄǿˮ𤸽ÌصãµÄÈ·×èÀ¹Á˳öÒºµÄÉú³¤·¢ÓýÈ«¹ý³Ì£¬ÔÚͬÑùµÄÀäÈ´•r¼äºó£¬Ôì³É·ÄÖ¯Îï-1ÉϵijöÒº¹æ¸ñ±È·ÄÖ¯Îï-2ºÍ·ÄÖ¯Îï-3СµÃ¶à¡£°éËæ×Å·ÄÖ¯Îï±í²ãÇ×Ë®»ùÍŵijɷֽµµÍ£¬·Ç³£ÈÝÒײúÉúϸ΢µÄС¶Ö飬½øÒ»²½ÈںϳɱȽϴóµÄË®Öé¡£Êâ²»Öª£¬ÔÚÕâÖÖÈ«¹ý³ÌÒÔÇ°£¬ÕâÖÖ±í²ãû·¨´ÓʪÀäµÄ¿ÕÆøÖÐѸËÙ²¶»ñË®·Ý¡£
Fig. 7 ³öÒºÐκËÓë·×ªµÄƽÃæͼ£º(a) ·ÄÖ¯Îï-1£»(b) ·ÄÖ¯Îï-2£»(c) ·ÄÖ¯Îï-3¡£
ΪÁ˸üºÃµØ±íÃ÷±í²ãÇ×Ë®»ùÍźÍÇ×Ë®ÐÔÌصã¶Ô·ÄÖ¯Îï´æË®¸ßЧÂʵķ±ÔÓ¹ØÁª£¬Í¼7ÖÐÕ¹ÏÖÁ˵õ½µÄ×÷Ó÷ÄÖ¯Îï±í²ãÉϵijöÒºÐκ˺ͳýȥƽÃæͼ¡£Õë¶Ô·ÄÖ¯Îï-1£¬Òý½øµÄôÇ»ù±û»ù·â¶Ë¹èÑõÍ鿪Á´ÊÇ×î´óµÄ£¬Õâ´ú±í×űí²ãÓдóÅúÁ¿µÄÇ×Ë®»ùÍÅ¡£Ò»°ãÀ´Ëµ£¬ÕâÀà±í²ãÓÐÒæÓÚ²¶»ñʪÀä¿ÕÆøÖеÄÎíË®£¬²¢Ö÷Òª±íÏÖ³ö½Ï¸ßµÄÎíË®Äý¹ÌÂÊ¡£µ«Äý½áˮͨ³£´¦ÔÚµäÐÍÐÔµÄÎÂÔó¶ûÇé¿ö£¬Òò¶ø»áÀι̵Ø𤸽±íÃæ²ã¶ø²»ÈÝÒ׷ת£¬½ø¶øÔì³ÉÊÕË®Âʵ͡£Õë¶Ô·ÄÖ¯Îï-3£¬ËüÒâζ×űí²ãº¬ÓÐСÁ¿Ç×Ë®»ùÍŵÄÇ×Ë®ÐÔÔ²ÄÁÏ¡£¾¡¹Ü±í²ã·Ç³£ÈÝÒ×ÈÃϸ΢µÄ¶ÖéÈںϳÉÏà¶ÔÐԱȽϴóµÄ³öÒº£¬ËæºóÀëÈ¥±í²ã£¬µ«Ç·È±³ä×ãµÄÎüË®ÐԽṹÓòÓëÎíË®ÈÚºÏ×èÀ¹ÁËÎíË®µÄ¹©»õ¡£¸ù¾Ýµ÷ÕûTEOS¡¢H2N-PDMS-NH2ºÍTGOSµÄĦ¶û±È£¬¿ÉÒÔ²Ù×Ý·ÄÖ¯Îï-2ÖÐÇ×Ë®»ùÍźÍÇ×Ë®ÐÔ³¤¿ªÁ´µÄ³É·Ö¡£ËüÓÐÏ£Íû¼Ó¿ì·ÄÖ¯ÎïÍâ±íµÄË®Ðκˣ¬Óë´Ëͬʱ½µµÍ³ýÈ¥¸ßЧÂʵÄË𺦣¬½ø¶ø×î´óÏ޶ȵØÌáÉýÔ²ÄÁϵĴæË®¸ßЧÂÊ¡£
»ã×ÜδÀ´Õ¹Íû
´´×÷ÕßÕ¹ÏÖÁËÒ»ÖÖеÄÒ»²½¶Ô²ß£¬¸ù¾ÝÔÚ×ÜÌåÄ¿±êÖÐÒý½øôÇ»ù±û»ù·â¶Ë³¤Á´¹èÑõÍ鿪Á´À´Éú²úÖÆÔì´øÓÐÊÊÖÐÇ×Ë®»ùÍŵÄÇ×Ë®ÐÔ±í²ã¡£¸ù¾Ýµ÷Õû·ÄÖ¯Îï±í²ãÇ×Ë®»ùÍźÍÇ×Ë®ÐÔ³¤Á´¹¹ÔìµÄ³É·Ö£¬¼Ó¿ì·ÄÖ¯ÎïÍâ±íµÄË®Ðκˣ¬Óë´Ëͬʱ¶Ô³ýÈ¥¸ßЧÂʵÄΣº¦½ÏС¡£¸ÄÉƺóµÄ½Ï´ó´æË®¸ßЧÂÊ¿É´ï3.145 g¡¤cm-2¡¤h-1£¬±È³õʼ·ÄÖ¯Îï¸ß140.25%¡£¸Ã¿ÆѧÑо¿Îª¸ßЧÂÊ´æˮԲÄÁϵÄÖÆÈ¡¸øÓèÁËÒ»ÖÖÓëÖÚ²»Í¬µÄ·½Ê½£¬Æäʵ¼Ê²Ù×÷¼ò±ãÐÔʹÆä¾ß±¸ºÜ´óµÄ²úÒµ»¯ÀûÓÃЧÂÊ¡£
È«ÎÄ
One-Step Preparation of Hydrophobic Surfaces Containing Hydrophilic Groups for Efficient Water Harvesting. Pei Lyu, Xiangyi Zhang, Xin Jiang, Bin Shang, Xin Liu, and Ziwei Deng, Langmuir, 2021, 37, 9630?9636.
https://doi.org/10.1021/acs.langmuir.1c01756
¸ÃÎÄÕÂÄÚÈÝÖÂÁ¦ÓÚÉ¢²¥Ð¼¼ÊõÓ¦ÓÃÐÂÎÅ×ÊѶ£¬ºÜÓпÉÄÜÓÐת½Ø/ÒýÈëÖ®×´¿ö£¬ÈôÓÐÇÖȨÐÐΪÇëÁªÂçɾµô¡£