Skip navigation Accessibility information

Your global supplier for materials

CVD graphene films

State-of-the-art chemical vapor deposition (CVD) methods produce exceptionally high quality graphene film for use as transparent conductors and in other innovative applications. In addition to offering standard samples as shown below, Goodfellow can assist customers with the transfer of graphene film onto their own substrate.

CVD graphene on copper foil

Product Size Up to 500x600mm2
Film Morphology Continuous Monolayer (>95%)
Sheet Resistance -
Mobility >3500cm2/Vs
Transmittance >97%
Substrate Cu foil (35µm thick)
Domain Size 10-20µm

Raman spectrum (after transfer)

50x50mm2 graphene on copper foil

High resolution TEM image

SEM image of Graphene on Cu

Ultra-clean graphene on SiO2/Si Wafers

Product Size Up to 90x90mm2
Film Morphology Continuous Monolayer (>95%)
Sheet Resistance Av. <250~400Ω/sq
Mobility >3500cm2/Vs (Max. 17,000cm2/Vs)
Transmittance >97%
Substrate SiO2(300nm)/Si wafer (Standard)
Domain Size 10-20µm

10x10mm2 SiO2/Si chips

65x65mm2 SiO2/Si wafer

Ultra-clean transfer by pressure sensitive adhesive films

Electrical properties

Graphene on PET

Product Size Up to 500x600mm2
Film Morphology Continuous Monolayer (>95%)
Sheet Resistance Av. <250~400Ω/sq
Mobility >3500cm2/Vs
Transmittance >97%
Substrate PET (188µm) (Standard)
Domain Size 10-20µm

Sheet resistance uniformity

Optical transmittance

Application of Graphene on PET for Flexible Touch Screen

Mechanical properties of Graphene on PET

Graphene on quartz glass

Product Size Up to 80x150mm2
Film Morphology Continuous Monolayer (>95%)
Sheet Resistance Av. <250~400Ω/sq
Mobility >3500cm2/Vs (Max. 17,000cm2/Vs)
Transmittance >97%
Substrate Glass (variable thickness)
Domain Size 10-30µm

50x50mm2 graphene on quartz glass

 

Transfer of graphene onto rigid substrates by hot pressing

N-doped graphene for low sheet resistance applications

 PristineEDA dopedDETA dopedTETA doped
Dirac Voltage(Vg) 1.37±2.27 -126.64±6.06 -166.37±1.78 -192.27±6.49
Carrier concentration(1013) 0.01±0.016 -0.912±0.043 -1.198±0.013 -1.384±0.047
Mobility(h)[cm2/Vs] 6219±1288      
Mobility(e)[cm2/Vs] 3809±876 3711±913 3388±531 2817±475
Sheet resistance(Ohm/sq) 925±170 130±12 124±28 98±12

For more information and advice, please discuss your application with our technical staff.