课程大纲
COURSE SYLLABUS
1.
课程代码/名称
Course Code/Title
MAE5027 界面现象
Interfacial Phenomena
2.
课程性质
Compulsory/Elective
专业选修 Major Elective Courses
3.
课程学分/学时
Course Credit/Hours
3 学分,48 学时
3 Course Credits/48 Hours
4.
授课语
Teaching Language
中英文 Chinese and English
5.
授课教
Instructor(s)
邓巍巍 教授
力学与航空航天工程系
dengww@sustech.edu.cn
Weiwei Deng, Professor
Department of Mechanics and Aerospace Engineering
dengww@sustech.edu.cn
6.
是否面向本科生开放
Open to undergraduates
or not
Yes
7.
先修要
Pre-requisites
PHY105A 大学物理 A() 或者 PHY102B 大学物理 B()
College Physics
8.
教学目
Course Objectives
本课程介绍在物质界面的作用力和独特现象,以及界面现象的理论分析和实验方法。知识点包括:表
面张力,润湿,反润湿,斥水,毛细折纸,接触线动力学,长程力,薄液膜的流体力学,表面活性
剂,Janus 颗粒,有纹理或柔软表面的润湿,以及表面张力梯度引起的流动。学生将应用学习到的
念针对不同问题建立模型或构造实验来分析。本课程将训练在跨学科研究和实际工程应用背景下分析
和解决界面现象问题的能力。
T h e o b j e c t i v e o f t h i s c o u r s e i s t o i n t r o d u c e
s t u d e n t s t o t h e f o r c e s a n d u n i q u e p h e n o m e n a
t h a t o c c u r a t i n t e r f a c e s . T h i s c o u r s e w i l l
a l s o i n t r o d u c e a n a l y t i c a l a n d e x p e r i m e n t a l
m e t h o d s f o r p h y s i c a l p r o c e s s a n d p h e n o m e n a
d o m i n a n t l y i n f l u e n c e d b y i n t e r f a c i a l
t e n s i o n . T o p i c s c o v e r e d i n t h e c o u r s e
i n c l u d e : S u r f a c e T e n s i o n , W e t t i n g ,
D e w e t t i n g , W a t e r - r e p e l l e n c y , C a p i l l a r y
O r i g a m i , C o n t a c t L i n e D y n a m i c s , L o n g - R a n g e
F o r c e s , F l u i d D y n a m i c s o f L i q u i d T h i n F i l m s ,
S u r f a c t a n t s , J a n u s P a r t i c l e s , W e t t i n g o f
T e x t u r e d a n d S o f t S u r f a c e s , a n d F l o w i n d u c e d
b y S u r f a c e T e n s i o n G r a d i e n t ( M a r a n g o n i
F l o w s ) . S t u d e n t s w i l l w o r k t o f o r m u l a t e t h e
a n a l y t i c a l m o d e l s a n d d e s i g n e x p e r i m e n t s t o
u n d e r s t a n d i n t e r f a c i a l p h e n o m e n a t h r o u g h t h e
a p p l i c a t i o n o f t h e s e c o n c e p t s . S t u d e n t s w i l l
a l s o d e v e l o p t h e p r o b l e m - s o l v i n g s k i l l s
e s s e n t i a l t o g o o d e n g i n e e r i n g p r a c t i c e o f
i n t e r f a c i a l p h e n o m e n a i n c r o s s - d i s c i p l i n a r y
r e s e a r c h a n d p r a c t i c a l a p p l i c a t i o n s .
9.
教学方
Teaching Methods
教学方法:课堂讲授、多媒体演示、课堂实验演示、实验室观摩和实际操作等教学环节。
Teaching Methods: class lecture, multimedia demo, in-class demo of experiments, lab tour and hands-on
experience.
10.
教学内
Course Contents
第一周:表面张力和可变形的界面(4 课时)
第二周:毛细现象和重力(2 课时)
第三周:三相接触线的迟滞和弹性(4 课时)
第四周:润湿和长程力(2 课时)
第五周:界面的流体动力学 I(4 课时)
第六周:界面的流体动力学 II(2 课时)
第七周:界面输运现象(4 课时)
第八周:反润湿 I(2 课时)
第九周:反润湿 II(4 课时
第十周:表面活性剂 I(2 课时
第十一周:表面活性剂 II(4 课时)
第十二周:Janus 颗粒(2 课时
第十三周:三相接触线动力学(4 课时
第十四周:特殊界面 I(2 课时
第十五周:特殊界面 II(4 课时)
第十六周:期末报告(2 课时)
Week 1: Surface Tension and Deformable Interfaces (4 hr)
S u r f a c e T e n s i o n ; M e a s u r e m e n t s o f S u r f a c e
T e n s i o n s ; L a p l a c e P r e s s u r e ; M i n i m a l S u r f a c e s
W i t h Z e r o C u r v a t u r e ; C o n t a c t B e t w e e n T h r e e
P h a s e s : W e t t i n g , T h e S p r e a d i n g P a r a m e t e r ,
W e t t i n g C r i t e r i a : Z i s m a n s R u l e .
Week 2: Capillarity and Gravity (2 hr)
C a p i l l a r y L e n g t h ; S h a p e o f D r o p s ;
E x p e r i m e n t a l T e c h n i q u e s f o r C h a r a c t e r i z i n g
D r o p s ; M e n i s c u s F a c i n g a V e r t i c a l P l a t e a n d
o n a V e r t i c a l F i b e r ; C a p i l l a r y R i s e ;
F l o a t i n g L e n s e s ; S o f t S o l i d I n t e r f a c e s .
Week 3: Hysteresis and Elasticity of Triple Lines (4 hr)
A d v a n c i n g a n d R e c e d i n g A n g l e ; P i n n i n g o f t h e
T r i p l e L i n e ; E l a s t i c i t y o f t h e T r i p l e L i n e ;
H y s t e r e s i s D u e t o S t r o n g , S p a r s e D e f e c t s ;
S u r f a c e s W i t h D e n s e D e f e c t s ; H e l e - S h a w
C e l l s .
Week 4: Wetting and Long-Range Forces (2 hr)
E n e r g y a n d P r o p e r t i e s o f F i l m s ; T h i c k n e s s
C h a n g e a n d D i s j o i n i n g P r e s s u r e ; S t r e s s i n a
F i l m ; T h r e e T y p e s o f W e t t i n g ; N a t u r e a n d
M a n i f e s t a t i o n s o f L o n g - R a n g e F o r c e s ; T h e
H e a l i n g L e n g t h ; F i n e S t r u c t u r e o f t h e T r i p l e
L i n e
Week 5: Fluid Dynamics of Interfaces, Part I (4 hr)
T h e L u b r i c a t i o n A p p r o x i m a t i o n ; D y n a m i c s o f
T h i n F i l m s ; T h i n n i n g o f a V e r t i c a l F i l m ;
L e v e l l i n g o f a H o r i z o n t a l F i l m ; R a y l e i g h -
T a y l o r I n s t a b i l i t y ; P l a t e a u - R a y l e i g h
I n s t a b i l i t y .
Week 6: Fluid Dynamics of Interfaces, Part II (2 hr)
F o r c e d W e t t i n g ; T h e L a n d a u - L e v i c h - D e r j a g u i n
M o d e l ; D y n a m i c s o f I m p r e g n a t i o n ; W a s h b u r n s
L a w ; W a v e s a n d R i p p l e s ; D e e p W a t e r
C o n d i t i o n ; D i s p e r s i o n R e l a t i o n i n t h e
I n e r t i a l R e g i m e ; A t t e n u a t i o n .
Week 7: Interfacial Transport Phenomena (4 hr)
C h e m i c a l G r a d i e n t s ; T h e r m a l G r a d i e n t s ;
M a r a n g o n i F l o w s ; F i n g e r F o r m a t i o n ; R e a c t i v e
W e t t i n g ; B i d r o p s ; R u n n i n g D r o p s o n a S o l i d
P l a n a r S u r f a c e ; T r a n s p o r t b y E l e c t r i c F i e l d ;
R e l e v a n c e o f M i c r o s y s t e m s ;
E l e c t r o c a p i l l a r i t y ; E l e c t r o - O s m o s i s ;
E l e c t r o s t a t i c L e n s e s ; T r a n s f e r o f B u b b l e s .
Week 8: Dewetting, Part I (2 hr)
F i l m a n d C r i t i c a l T h i c k n e s s f o r D e w e t t i n g ;
V i s c o u s D e w e t t i n g ; I d e a l / I m p e r f e c t S o l i d
S u b s t r a t e s ; S u r f a c e s W i t h H y s t e r e s i s ;
S l i p p e r y S u b s t r a t e s ; L i q u i d S u b s t r a t e s ;
S p i n o d a l D e w e t t i n g
Week 9: Dewetting, Part II (4 hr)
I n e r t i a l D e w e t t i n g ; D i m e n s i o n l e s s N u m b e r s
( R e a n d F r ) ; L i q u i d / L i q u i d I n e r t i a l
D e w e t t i n g ; V i s c o - E l a s t i c D e w e t t i n g ; R u p t u r e
o f U l t r a - V i s c o u s F i l m s ; L i f e a n d D e a t h o f
V i s c o u s B u b b l e s .
Week 10: Surfactants, Part I (2 hr)
F r u s t r a t e d P a i r s ; H y d r o p h i l i c / L i p o p h i l i c
B a l a n c e ( H L B ) ; A g g r e g a t i o n o f S u r f a c t a n t s ;
A g g r e g a t i o n i n V o l u m e : M i c e l l e s ; W a t e r / A i r
I n t e r f a c e s ; I n s o l u b l e M o n o l a y e r s ; S o l u b l e
M o n o l a y e r s ; D y n a m i c a l S u r f a c e T e n s i o n s
Week 11: Surfactants, Part II (4 hr)
A p p l i c a t i o n s o f S u r f a c t a n t s : F l o t a t i o n ,
D e t e r g e n t s , E m u l s i f i c a t i o n , W e t t i n g a n d
D e w e t t i n g A g e n t s ; S o a p F i l m s a n d B u b b l e s ;
D r a i n i n g M e c h a n i s m s ; A g i n g a n d D e a t h o f
F i l m s .
Week 12: Janus Particles (2 hr)
J a n u s P a r t i c l e s a s P a r t i c u l a t e S u r f a c t a n t s ;
A p p l i c a t i o n s : P i c k e r i n g E m u l s i f i c a t i o n ;
M u l t i c o l o r e d V o x e l s f o r D i s p l a y s ;
C o m p a r t m e n t a l i z e d M i c r o r e a c t o r s a s
A r t i f i c i a l C e l l M i m i c s ; S t e e r a b l e
M i c r o s w i m m e r s f o r T a r g e t e d C a r g o D e l i v e r y ;
S y n t h e s i s o f J a n u s P a r t i c l e s : O n - c h i p
M i c r o f l u i d i c s , I n A i r M i c r o f l u i d i c s , a n d
E l e c t r o s p r a y .
Week 13: Dynamics of the Triple Line (4 hr)
R e l a t i o n B e t w e e n F o r c e a n d V e l o c i t y ; V i s c o u s
D i s s i p a t i o n M o d e l ; C h e m i c a l M o d e l ;
O s c i l l a t i o n s M o d e s o f a T r i p l e L i n e ;
D y n a m i c s o f T o t a l W e t t i n g
Week 14: Special Interfaces, Part I (2 hr)
W e t t i n g o f T e x t u r e d S u r f a c e s ; W e n z e l s a n d
C a s s i e - B a x t e r M o d e l ; C o m p o s i t e R o u g h
S u r f a c e s ; H y d r o p h i l i c S u r f a c e s ; H y d r o p h o b i c
S u r f a c e s ; W e t t i n g a n d P o r o u s M e d i a .
L e v i t a t i n g D r o p o n V i b r a t i n g B a t h s ; Q u a n t u m
A n a l o g y : D o u b l e S l i t I n t e r f e r e n c e a n d
T u n n e l i n g E f f e c t ; F a r a d a y W a v e .
Week 15: Special Interfaces, Part II (4 hr)
W e t t i n g a t S o f t I n t e r f a c e s ; E l a s t i c
W e t t i n g ; R e f l e c t i o n I n t e r f e r e n c e C o n t r a s t
M i c r o s c o p y ; D r o p P r o f i l e a n d M e a s u r e m e n t ;
E l a s t i c D e w e t t i n g o f W e d g e d - i n F i l m s ;
D r a i n a g e ; C o n t r o l l e d D e w e t t i n g : N u c l e a t o r s
a n d C e r e n k o v W a k e ; W e t t i n g T r a n s i t i o n s U n d e r
S h e a r .
Week 16: Final Presentation (2 hr)
11.
课程考
Course Assessment
1
Form of examination
2
. grading policy
3
If the course is open to undergraduates, please indicate the difference.)
1. 考查/no final exam
2.课程项目/Projects: 40%
平时作业/Assignments: 20%
期末报告/Final Presentation: 40%
3.There is no difference between undergraduate and graduate students.
12.
教材及其它参考资料
Textbook and Supplementary Readings
参考书(Reference):
1. Capillarity and Wetting Phenomena: Drops, Bubbles, Pearls, Waves. De Gennes P G, Brochard-Wyart F, Quéré D.
Springer, 2013
2. An Introduction to Interfaces & Colloids: The Bridge to Nanoscience, John C. Berg, World Scientific, 2010 (
胶体理论,世界图书出版公司,影印版)
补充阅读(
Supplementary Readings
:
MIT OpenCourse: Interfacial Phenomena, by John W. M. Bush
https://ocw.mit.edu/courses/mathematics/18-357-interfacial-phenomena-fall-2010/index.htm