080625 op-workshop csem-poe ho (cjw).ppt€¦ · polymer optoelectronics dr. carsten winnewisser...

Polymer OptoelectronicsDr. Carsten Winnewisser

Section Head Polymer OptoelectronicsCSEM Basel, 25.06.2008

O tliOutline

I t d ti t O i O t l t i• Introduction to Organic Optoelectronics

• Vapor phase depostion

Solution processed• Solution processed

• Applications

• OLED displays• OLED displays

• Illumination

• Signage• Signage

• Examples of Integrated Systems

• ConclusionConclusion

Copyright 2008 CSEM | POE | CJW | Page 1

CSEM locationsCSEM locations

CSEM Basel

CSEM Zürich

Headquarters CSEMNeuchâtelNeuchâtel

CSEM Alpnach


O i O t l t i

Introduction

Organic Optoelectronics

L f i• Low-cost manufacturing:

• amorphous substrates

fl ibl• flexible

• thin

• low weight• low weight

• low temperature process

• various patterning techniques• various patterning techniques

• large area Swiss Network

Printed Optoelectronics !


Thi fil d iti t h l i

Process technologies

Thin film deposition technologies

Solution-processedThermally evaporated py p


U. Lemmer, Uni Karlsruhe, CFN-Ringvorlesung: Physik von Nanostrukturen Optoelektronik I-III

O i O t l t i D i

Introduction

Organic Optoelectronic Devices

LED Photodiode Transistor

CathodeCathode A A A

Cathode

Organic Layer

urce

rain

Anode

Cathode

Glass substrate

Light Emitting PolymerCathode

V V

Glass substrateITO anodePolymer

Cathode

+ + + + + + + +

- - - - - - - - - - -Gate ElectrodeGate Insulator

Sour

Dra

Substrate

SONYSONY(2007)

DemonstratorsD P U i

Consumer Products

Kodak

PrototypesPhilips


DuPont-Uniax

O i O t l t i

Introduction

Organic Optoelectronics

LED Photodiode Transistor

CathodeCathode A A A

Cathode

Organic Layer

urce

rain

Anode

Cathode

Glass substrate

Light Emitting PolymerCathode

V V

Glass substrateITO anodePolymer

Cathode

+ + + + + + + +

- - - - - - - - - - -Gate ElectrodeGate Insulator

Sour

Dra

Substrate

E l ti f EQE f i h t j tiEvolution of EQE for organic heterojunction photodiodes

60

70

80

0

10

20

30

40

50

EQE

(%)


01992 1994 1996 1998 2000 2002 2004

Year

Li hti

Target Application: OLED lighting

Lighting

GE 04/2004

2010 2025

GE 04/2004

World Illumination Market [M$]

15000 30000Market [M$]

OLED-Illumination 1500 (10%) 15000 (50%)Illumination Market [M$]

1500 (10%) 15000 (50%)

Sources: DoE, BMBF


R ll t R ll OLED f li hti li tiRoll-to-Roll OLEDs for lighting applications

• GE press release (~March 2008)


Whit OLED til

Solution/Vacuum processed

White OLED tiles

Brigthness (cd/m2) 1000

Solution / (Vacuum) deposited

Luminous efficacy (lm/W)

> 25 (50, OLLA)

5000(spin-coated, by Siemens) Lifetime (h)

> 5000 (10000, OLLA)

Panel size (cm2) > 15×15Panel size (cm ) 15 15

Homogeneous large areas

Low cost


Whit OLED til

Vacuum deposition

White OLED tiles (latest achivements)

UDCUDC

• phosphorescent OLED technology

102 lm/W• 102 lm/W

• CRI 70

NovaLED

• 35 lm/W

• CRI 90

t 100 000h @ b i ht f 1000 d/ 2• t 100,000h @ brightness of 1000 cd/m2.


www.oled-info.com

H l t C t (NL)

PLED-signage on flexible substrate

Holst Centre (NL)


Polymer Optoelectronics @ CSEM

Material & Device Optimization

Low-cost and / or Customizable Processes

Integrated Organic Optoelectronic Systems

LogoLEDTMPLED driven by organic IC

• Polymer LEDs

• Polymer Transistors

• Signage

• Illumination

• System Integration:

(oLEDs & oPDs & oFETs)

y g

• Polymer Transistors

• Polymer Photodiodes

• Illumination

• Plastic IC’s

(oLEDs & oPDs & oFETs)

• Development of additive printing processes


p g p

St t f th A t P i & Ch t i ti

CSEM Capabilities

State-of-the-Art Processing & Characterization

• 150 m2 POE clean room environment50m2 Photolithography


• 50m2 Photolithography

Integrated Organic Sensor System “SENSoLEDTM”Proximity SensorProximity Sensor

PLED PLED F8 (10 wt.%)

TFB (40 t %)

F8 (10 wt.%)

TFB (40 t %)

F8BT (40 wt %)

TFB (40 wt.%)

F8BT (40 wt %)

TFB (40 wt.%)

F8BT (40 wt.%) F8BT (40 wt.%)

1.0

0.08

0.10

rb. u

nits

)

ty (A

/W)

PLED i i

1.0

0.08

0.10

rb. u

nits

)

ty (A

/W)

PLED i i PPD PPD

0.50.04

0.06

nten

sity

(ar

Res

pons

ivit

3

PLED emission

PPD 0.50.04

0.06

nten

sity

(ar

Res

pons

ivit

3

PLED emission

PPD

P3HT (33 wt.%) PCBM (66 wt.%) P3HT (33 wt.%) PCBM (66 wt.%)

400 500 600 700 8000.00.00

0.02 P

LED

In

PPD

R 34% Overlap

400 500 600 700 8000.00.00

0.02 P

LED

In

PPD

R 34% Overlap

P. Schilinsky et al. Thin Solid Films, 451-452 105 (2004)


400 500 600 700 800Wavelength (nm)

400 500 600 700 800Wavelength (nm)

451-452, 105 (2004).

SENSoLEDTMMonolithic Integration

SENSoLED

PPDs PPDs

PLED

ITO

PLED

ITO ITO

patterned Polyimide

ITO

patterned Polyimide

• Monolithically integrated• Monolithically integrated PLED & polymer PDs

• Position & Proximity sensory

• Touch screen

• Artificial haptic sense


pL. Bürgi et al., Organic Electronics 7 (2006) 114

Results: Spectra of Out-coupled LightExample: OLED2WG

Results: Spectra of Out-coupled Light

C th d

OLEDSpacer

Electroluminescent Layer

Anode α

Cathode

Gratingemission

Substrate

Waveguide

Out-Coupling Grating

OLED

5° 15°α ≈ -5° 0°Grating 5 15α 5 0Grating


Results: Spectra of Out-coupled LightExample: OLED2WG

Results: Spectra of Out-coupled Light

C th d

Spacer

Electroluminescent Layer

Anode α

Cathode

Substrate

Waveguide

Out-Coupling Grating

• Strong color-shift over narrow angular range →

Waveguide modes and not substrate modesWaveguide modes and not substrate modes

• Coupling efficiency: η > 3 %


Future ApplicationsExample OLED2WG2OPD

Future Applications

C th dOG

• Point of Care DiagnosticsSpacer

Electroluminesc

Anode

Cathode

• Photonic Integrated Circuits Substrate

Waveguide

Out-Co

Λ1 Λ2 Λ3

INTEGRATED

FLUIDICS

INTEGRATED INTEGRATED SOURCE: OLED

INTEGRATED DETECTION: Spectrometer

SENSING LAYER

SUBSTRATE


C l iConclusion

• Vacuum deposition multilayer structure high p y gperformance

• Applications

• Displays trend: white OLEDs & LCD (SID 2008)

• Illumination

• Solution processed solvent orthogonality simple structurestructure

• Applications

• Digital printing techniques custom designed• Digital printing techniques custom-designed signage, sensor systems, functional packaging

• The ultimate: Roll-to-Roll production


A tAnnouncement

FSRM C “P l O t l t i T h l i d A li ti ”• FSRM Course “Polymer Optoelectronic Technologies and Applications”

• 29.09. 2008, CSEM Basel

www fsrm ch• www.fsrm.ch

• Electrosuisse Trilogie “Elektronik der Zukunft Organische Elektronik”• Electrosuisse Trilogie Elektronik der Zukunft, Organische Elektronik

• 25.06.2009, ZHAW Winterthur

• www electrosuisse ch• www.electrosuisse.ch


cjw

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03.07.2009

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080625 op-workshop csem-poe ho (cjw).ppt€¦ · polymer optoelectronics dr. carsten winnewisser...

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