,+&ơ11* 751*,+&63+0 +ơ751$1+ 1*+,ầ1&8,8&+ 1$122;,7677&,75$7(&+,7 1*'1*;/ộ7+8&1+80$/, V ION Cu2+ 7521*1ѬӞ& /8Ұ19Ă17+Ҥ&6Ƭ HĨA HӐC Ĉ¬1Ҹ1* 1Ă0 2017 ĈҤ,+Ӑ&Ĉ¬1Ҹ1* 75ѬӠ1*ĈҤ,+Ӑ&6Ѭ3+Ҥ0 +ơ751$1+ 1*+,ầ1&8,8&+ 1$122;,7677&,75$7(&+,7 1*'1*;/ộ7+8&1+80$/, ION Cu2+ 7521*1& Chuyờn ngnh +ẽ$+8 & 0mVӕ : 60 44 01 14 /8Ұ19Ă17+Ҥ&6Ƭ HÓA HӐC 1JѭӡLKѭӟQJGүQNKRDKӑF TS BI XUặ191* ơ11* NM 2017 /,&01 TU c trình bày nӝL dung cӫ a luұQvă n, em xin bày tӓlòng bLӃ t ѫQ sâu VҳF tӟi TS BÙI ;8Ỉ19Ӳ1* ngѭӡL thҫ y ÿáng kính ÿ ã trӵc tLӃ p Kѭ ӟng dүQ tұQ tình chӍbҧR em suӕt thӡi gian qua Em xin FKkQ WKjQK ban lãnh FҧP ÿҥRvà ѫQ thҫ y cô giáo, anh/chӏcán bӝtrѭӡQJĈҥLKӑF6ѭSKҥP - ĈҥLKӑFĈj1ҹQJ nói chung, khoa Hóa hӑc nói riêng ÿ ã tҥR PӑL ÿLӅ u kLӋ n thuұQ lӧL nhҩ t, giúp ÿ ӥem thӡi gian em hӑc tұ p, nghiên cӭu tҥL trѭӡng Ĉj1ҹQJ , ngày 28 tháng năP2017 +ӑF9LrQ +j7UҫQ$QK /Ӡ,&$0Ĉ2$1 7{LFDPÿRDQÿk\OjF{QJWUuQKQJKLrQF &iFVӕOLӋXNӃWTXҧQrXWURQJOXұQYăQ OjWUXQJWKӵFYjFKѭDW WURQJEҩWNǤF{QJWUuQKQjRNKiF 1JѭӡLYLӃW +j7UҫQ$QK 0Ө&/Ө& 0ӢĈҪ8 .1 7tQKFҩSWKLӃWFӫDÿӅWjL 0өFWLrXQJKLrQFӭX ĈӕLWѭӧQJYjSKҥPYLQJKLrQ FӭX 3KѭѫQJSKiSQJKLrQFӭX %ӕFөFÿӅWjL &+ѬѪ1* 7Ә1*48$1 .4 .+È,48È79ӄ&Ð1*1*+ӊ1$12 .KiLQLӋPYӅF{QJQJKӋQDQR &ѫVӣNKRDKӑFFӫDF{QJQJKӋQ 9ұWOL ӋXQDQR &KӃWҥRYұWOLӋXQDQR 1$122;,76Ҳ77Ӯ *LӟLWKLӋXYӅQDQRR[LWVҳWWӯ &iFSKѭѫQJSKiSWәQJKӧSQDQR 10 7iFKEҵQJWӯWUѭӡQJ .15 ӬQJGөQJFӫDKҥWQDQRR[LWVҳW 15 1.3 CHITOSAN 17 *LӟLWKLӋXYӅ&KLWRVDQ 17 1.3.7tQKFKҩWKyDKӑ c 17 7tQKFKҩWVLQKKӑF 18 ӬQJGөQJFӫDFKLWRVDQ ѭӣQJFӫDQӗQ Alizarin Cu2+ ҦQKKѭӣQJFӫDS+ ҦQKKѭӣQJFӫDS+ 7tQKGXQJOѭӧQJFӵFÿҥL 7tQKGXQJOѭӧQJF Thu hӗL oxit sҳW tӯ/citrate/chitosan Hình 2.106˯ÿ͛ͱQJGͭQJYjWKXK͛LR[L 39 &+ѬѪ1* KӂT QUҦVÀ THҦO LUҰN 3.1 ĈҺC TÍNH CӪA HҤT NANO 3.1.1 PhәnhiӉ u xҥtia X a) H̩WQDQRR[LWV̷WWͳ 3KәQKLӉX[ҥWLD; ;5' ÿѭӧFÿR WҥLNKRD+yDGҫX7Uѭ KRDĈҥLKӑFĈj1ҹQJ Meas data:Fe3O4- koT_Theta_2-Theta Intensity (cps) 60000 40000 20000 Magnetite, Fe3 O4, 01-088-0866 10 20 30 40 2-theta (deg) 50 60 70 +uQK.͇WTX̫QKL͍X[̩WLD;F ҦQKQKLӉX[ҥWLD;JyFUӝQJ ș ±80 o FӫDPүXQDQRR[L ÿѭDUDӣKuQK7UrQSKәÿӗ[XҩWKLӋ ѭQJFKRFҩXWU~ o R[LWVҳWWӯ Fe3O4 ӣFiFJLiWUӏș ; 30,168o; 35,52o; 43,102o 57,103o; 62,732o) VRViQKYӟLSKә;5'FKXҭQFӫD)H 3O4 WKXӝFWKѭYLӋQSKә 40 tFKWKѭӟFKҥWWUXQJEuQKWKXÿѭӧFW tFKWKѭӟFWUXQJEuQKFӫDKҥWWKXÿѭӧF ±28 nm 9ұ\NtFKWKѭӟFKҥWWKXÿѭӧFGѭӟL ÿѭӧFNtFKWKѭӟFQDQRQKѭPRQJPXӕQ b) H̩WQDQRR[LWV̷WWͳFLWUDWHFKLWRVDQ 3KәQKLӉX[ҥWLD; ;5' ÿѭӧFÿRWҥL ҫX7UѭӡQJĈҥL KRDĈҥLKӑFĈj1ҹQJ 80000 Meas data:nanoFe3O4-copy1 Magnetite, Fe3 O4, 01-085-1436 Intensity (cps) 60000 40000 20000 Magnetite, Fe3 O4, 01-085-1436 10 15 20 25 30 35 40 45 2-theta (deg) 50 55 60 65 70 75 +uQK.͇WTX̫ÿRQKL͍X[̩WLD; QRR[LWV̷W WͳFLWUDWHFKLWRVDQ o ҦQK QKLӉX [ҥ WLD ; JyF ± 75 UӝQJ ... ѭӣQJFӫDQӗQ Alizarin Cu2+ ҦQKKѭӣQJFӫDS+ ҦQKKѭӣQJFӫDS+ 7tQKGXQJOѭӧQJFӵFÿҥL 7tQKGXQJOѭӧQJF Thu hӗL oxit sҳW tӯ /citrate/ chitosan Hình 2.106˯ÿ͛ͱQJGͭQJYjWKXK͛LR[L 39 &+ѬѪ1* KӂT QUҦVÀ... chuyӇ n hóa Fourier (FTIR) a) Natri citrate Hình 3.3 &{QJWKͱFF̭XW̩RFͯDQDWUL Hình 3.4.͇WTX̫)7,5F ͯa natri citrate ӃWTXҧÿRSKәKӗQJQJRҥLFKRWKҩ natri citrate có peak ÿһFWUѭQJV -1 -... 751*,+&63+0 +ơ751$1+ 1*+,ầ1&8,8&+ 1$122;,7677&,75$7(&+,7 1*'1*;/ộ7+8&1+80$/, ION Cu2+ 7521*1& Chuyên ngành +Ï$+Ӳ8 &Ѫ 0mVӕ : 60 44 01 14 /8Ұ19Ă17+Ҥ&6Ƭ HểA HC 1JLKQJGQNKRDKF