Electric Double Layer Formation at

Metal/Organic Interface

Muttaqin

1 July 2009

Overview :

Motivation :

Outline :

Introduction- Metal / Organic Interface- Organic / Organic Interface

Experiment Result Application Conclution Refference

Introduction :Helmholzt Model

• Surface charges are netralized by the counter ions

Peter Atkins,Julio de Paula. Physical chemistry, 7th ed, Oxford1

Introduction :Gouy-Chapman Model 1910-1913Gouy-Chapman Model 1910-1913

Planar double layer

Ions as point charges

Poisson equation

rozyx .2

2

2

2

2

22

Peter Atkins,Julio de Paula. Physical chemistry, 7th ed, Oxford1

Introduction :Stern (1924) ModelStern (1924) Model

H-J. Butt, et all. Physics and Chemistry of Interfaces, WILEY-VCH2

AGC

ASt

A CCC

111

d

AC ro ..

Introduction :Solid / Solid Interfaces

H. Ishii, et all. Adv. Mater. 1999, 11, No.83

Experiment :

eV

eV

HTP

PSSPEDOT

3,4

1,5

3

:

eV

eV

HTP

Gold

39,4

1,5

3

Experiment :

eV

eV

PSSPEDOT

ITO

2,5

77,4

: ro

deNe

.

...

Summary :

Refference

1. P. Atkins, J. D. Paula. Physical Chemistry, 7th ed, Oxford

2. H.J.Butt, K. Graf, M. Kappl. Physic and Chemistry of Interfaces. Copyright2003, Wiley-VCH Verlag & Co. KGaA

3. H. Ishii, et all. Energy Level Alignment and Interfacial Electronic Structures at Organic/Metal and Organic Interfaces. Adv. Matr. 1999, 11, No.8

4. Experiment result of My supervisor(???)

5. H.Ishii, et all. Kelvin probe study band bending at organic semiconductor/metal interfaces : Examination of Fermi level alignment. Phys.stat. Sol. (a) 201, No. 6 (2004) / www.pss-a.com

Thank to :

1. Ilija Lange- For his time to help me finishing this presentation

(tolong dilengkapi dengan kata2 yg lebih bagus)

2. Chemistry PC-Pool- Where I search suitable topic for my presentation

(tambahin juga yaaaa)