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TRNG I HC CNG NGHIP TP. HCM KHOA CNG NGH HA HC
--oOo--
VT LIU HC NGNH HA
Chng 1
I CNG V VT LIU H
GV: L Qu Dng Hc k 2 Nm hc 2011- 2012
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Gii thiu mn hc
21 February 2012Vt liu h c - L Qu Dng 2
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Mc tiu mn hc
1. Cc khi nim, nguyn l chung, c s ca vt cht
ni chung cng nh mt s loi vt liu ni ring 2 . Nguyn tc, cng dng ca mt s phng php vt
l thng dng ng dng trong kho st tnh cht vt liu
21 February 2012Vt liu h c - L Qu Dng 3
C ci nhn khi qut v vt liu hc
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Phn b chng trnh
1. i cng v vt liu hc 2. Vt liu kim loi 3. Vt liu polymer 5. Vt liu nano
6. Mt s phng php xc nh cu trc v hnh thivt liu
21 February 2012Vt liu h c - L Qu Dng 4
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Ti liu tham kho chnh
Slides bi ging Vt liu hcnm 2011 2012
Sch: Materials Chemistry
ca Bradley D. Fahlman,second edition
Sch: Vt liu hc ca B. N. Arzamaxov do Nguyn KhcCng (ch bin) bin dch.
Gio n Vt liu hc cathy H Vn Hng
21 February 2012Vt liu h c - L Qu Dng 5
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K hoch thi v phn b im
imtiu lun20%
imgia k20%
im thihc k60%
immn hc
21 February 2012Vt liu h c - L Qu Dng 6
ti ging vin a hoc nhm t chn (c1 im) Lp trng phn lp thnh 14 nhm, bu nhm
trng, gi danh sch v cho thy vo bui hth 2
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Vt liu hc ngnh ha
Chng 1: i cng v vt liu hc
21 February 2012Vt liu h c - L Qu Dng 7
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Chng 1: i cng v vt liu hc
1. S cn thit pht trin vt liu mi 2. Cc loi lin kt trong vt cht 3. Cc trng thi t nhin ca vt cht 4 . i cng v tinh th hc
5 . Mt s tnh cht c bn ca vt liu
21 February 2012Vt liu h c - L Qu Dng 8
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1.1. S cn thit pht trin vt liu mi
21 February 2012Vt liu h c - L Qu Dng 9
Cc thi k ca lch s c t tn theo loi vt liuchnh s dng trong thi k
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1.1. S cn thit pht trin vt liu mi
Mt v d c th v vt liu: TiO2 Cht bt rn mu trng, khng
tan trong nc Thng c bit ti di dng
bt mu (trng) Tnh cht c bit: kh nng xc
tc quang ha
21 February 2012Vt liu h c - L Qu Dng 10
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1.1. S cn thit pht trin vt liu mi
S dng nh mt chtchng nhim nh vo khnng xc tc quang ha dth (phn ng xc tc xy ratrn b mt ca cht xctc).
Xc tc quang ha: phnng xc tc xy ra khi c
mt nh sng v s tip xcca xc tc vi tc cht
21 February 2012Vt liu h c - L Qu Dng 11
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1.1. S cn thit pht trin vt liu mi
ng dng tnh cht xc tcquang ha: Phn hy Nox,kh mi, kh trng, x lnc, dit khun
Vt liu ng dng: Gch tdit khun, sn t lm sch
21 February 2012Vt liu h c - L Qu Dng 12
Hy hnh dung mt bnh vin vi cc bung bnh trng tinh, v trng m khng cn nhn cng lau chi; ca knh trong sut khng h
bm bi, mc nm; qun o mc khng cn git ... iu khng vin tng m hon ton c c s khoa hc da trn vt liu nano oxittitan.
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1.1. S cn thit pht trin vt liu mi
21 February 2012Vt liu h c - L Qu Dng 13
KIM LOI
VT LIUBN DN
VT LIUSIU DN
V C
HU C
VT LIUSILICON
composite
Mt s loi vt liu c bn
S tm ra vt liu mis ko theo s pht
trin i sng ca xhi
Tt yu cho s phttrin ca x hi
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1.2. Cc trng thi v lin kt trong ch
21 February 2012Vt liu h c - L Qu Dng 14
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1.2. Cc trng thi v lin kt trong cht
Coi li gio trnh ha hc 1 Do tng quan gia cc tiu phn (phn t, nguyn t) trongcht
Kh: ng nng >> th nng Lng: ng nng v th nng chnh lch nhau khng qu
nhiu Rn: th nng >> ng nng
21 February 2012Vt liu h c - L Qu Dng 15
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1.2. Cc trng thi v lin kt trong cht
21 February 2012Vt liu h c - L Qu Dng 16
Lin kt kim loi
Xem ligio trnhha hc 1
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1.3. i cng v tinh th hc
21 February 2012Vt liu h c - L Qu Dng 17
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1.3. i cng v tinh th hc
21 February 2012Vt liu h c - L Qu Dng 18
V d s to thnh tinh th NaCl t Na v Cl 2 nguyn cht
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1.3. i cng v tinh th hc
S khc bit gia cht rn tinh th v cht rn v nh hnh
21 February 2012Vt liu h c - L Qu Dng 19
Phn t gm cc tiu phn xp xp tun hon Phn t gm cc tiu phn xp xp khng tuhon C nhit nng chy xc nh Ch c khong nng chy m khng c nhitnng chy xc nh
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1.3. i cng v tinh th hc
Tinh th l tp hp cc nguyn t, phnt hay ion c sp xp c trt t tothnh mt cu trc nht nh c tnhtun hon.
Cc vt th rn trong thin nhin huht u c cu trc tinh th. Th kh,lng hay cht rn v nh hnh cng cth chuyn thnh tinh th cc iu
kin thch hp.
21 February 2012Vt liu h c - L Qu Dng 20
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