Substrate	specification	price	Square resistance (Ω/□)
Quartz/glass-based single-layer graphene	1cm*1cm	Inquiry	300-500
Quartz/glass-based single-layer graphene	2cm*2cm	Inquiry	300-500
Quartz/glass-based single-layer graphene	5cm*5cm	Inquiry	300-500
Quartz/glass-based single-layer graphene	Other size	Inquiry	300-500

Copper-based graphene transfer technical parameters

Schematic diagram of copper-based graphene transfer process:

Graphene characterization data:
Photo of CVD-graphene on quartz glass:

Optical microscope photo:

High resolution transmission electron microscope photo:

High electron mobility of graphene film tested by photolithography (EBL engraved electrode will be higher):

Raman spectroscopy data:
Single layer graphene Raman spectroscopy

Double layer graphene Raman spectroscopy

Three-layer graphene Raman spectroscopy

Warm tip: the products supplied by Beijing Beike Xincai Technology Co., Ltd. are only used for scientific research, not for human body

Item ID	Info
BKMK216-01	CAS：7440-44-0 ID：BKMK216 Pack： Parameter：1cm*1cm Stock：100 Make up： Price：$0
BKMK216-02	CAS：7440-44-0 ID：BKMK216 Pack： Parameter： 2cm*2cm Stock：100 Make up： Price：$0
BKMK216-03	CAS：7440-44-0 ID：BKMK216 Pack： Parameter：5cm*5cm Stock：100 Make up： Price：$0
BKMK216-04	CAS：7440-44-0 ID：BKMK216 Pack： Parameter：其他尺寸 Stock：100 Make up： Price：$0
BKMK216	CAS：7440-44-0 ID：BKMK216 Pack： Parameter： Stock：0 Make up： Price：$0