1. Professor Monica Craciun Associate Professor in Nanoscience Graphene

2. Graphene – An insight into current research and developments
from cutting edge manufacturing to smart information and communication technologies
© TATmobile UI
Centre for
Graphene Science
Prof. Monica Craciun

3. Graphene research at Exeter
Prof S. Russo
Flexible opto-electronics
Prof M.F. Craciun
Bio sensing
Ink
technologies
and composites
1 m
10 cm
1 cm
1 mm
10 mm
Quantum electronics
1 mm
100 nm
10 nm

4. Graphene timeline at Exeter
30 min growth time
Graphene from adhesive tape
<1 mm2
8h growth time
2014
2013
8h growth time
Chemical vapour deposition of graphene
>0.25 m2
Graphene Inks any surface area
Cold wall CVD
2011
1 student
working day
Chemical vapour deposition
> 1 cm2
2010
in collaboration with

5. How small are our electronic devices and why?
Ball
Human hair
diameter
Graphene device
Football field : = :
1- Fast electronics
2- Flexible electronics
3- Quantum mechanics

6. Nano-highways for relativistic electrons
We use a collimated beam of high energy electrons to draw our structures
Graphene drums can sense the weight of a single atom !
Leverhulme Trust “Quantum Drums” S.Russo ( )

7. Our vision for graphene molecular electronics
Atomically thin circuit
Inside a mobile phone
Nowadays technology
Exeter’s technology
Direct writing of nano-circuits in the insulating host graphene
Nano Lett. 11, 3912 (2011)
New J. of Phys. 15, (2013)

8. How does Graphene compare to other transparent conductors?
ITO is a better transparent conductor than graphene, but it is brittle.
Plus suppliers
Advanced Materials 24, 2844 (2012).

9. Optical Transparency of >85%
FeCl3-intercalated few layer graphene is the best known transparent conductor
At Room temperature
Rsq ≈ 8/
Optical Transparency of >85%
Prof M.F. Craciun
Prof S. Russo
Advanced Materials 24, 2844 (2012)

10. Graphexeter stories from 2012 to 2015

11. GraphExeter on the materials chart
FeCl3 intercalated is the best known transparent conductor
At Room temperature
Rsq ≈ 8/
Optical Transparency of >85%
Advanced Materials 24, 2844 (2012).

12. Invisible multifunctional devices coating any substrate
Capacitive touch sensor

13. Wearable electronics
Scientific Reports 5, 9866 (2015)

15. Flexible and wearable displays
Graphene
$390 m in 2024
IDTechEX
Smart windows
$700 m by 2024
Flexible and wearable displays
$27 billion by 2023
Touch Display Research
Targeted
markets
IDTechEX
Solar cells
$20.2 billion by 2018
Replacement of
Indium Tin Oxide
£8.1 billion by 2021
GAMECHANGER
Touch screens
$14 billion by 2016
Display search
2014 Global Market for Alternative Photovoltaic Solar Cell Technologies
Touch Display Research

16. Commercialization of graphexeter
Prof M.F. Craciun
Prof S. Russo
Dr Laureline Mahe

17. Many thanks to… Some industrial partners: Funding agencies:
Post-docs:
Aziz Mohsin
Dominique Wehenkel
Ana Neves
Laureline Mahe
Iddo Amit
International Collaborators
Prof S. Russo
PhD students:
Gareth Jones
Adolfo De Sanctis
Elias Torres
Saad Ramhadan
Selim Unal
Nicola Townsend
Tom Bointon
Jake Mehew
Matthew Barnes
Tobias Octon
Mukond Khetani
Some industrial partners:
Funding agencies: