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​Graphite gates enhance graphene mobility to match semiconductor heterostructures 

A research team, led by Daniil Gorbachev and Na Xin at the University of Manchester and working with colleagues including Kenji Watanabe and Takashi Taniguchi, demonstrated a major improvement in graphene’s electronic properties by strategically positioning graphite gates in extremely close proximity to the material. 

This innovative approach, which involves placing the gates just one nanometer away, dramatically reduces charge variations and potential fluctuations, ultimately boosting graphene’s mobility to exceed even the highest-quality semiconductor heterostructures. The resulting material exhibits exceptional performance, enabling the observation of subtle quantum phenomena previously hidden by disorder and paving the way for a new era in two-dimensional materials research.

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A research team, led by Daniil Gorbachev and Na Xin at the University of Manchester and working with colleagues including Kenji Watanabe and Takashi Taniguchi, demonstrated a major improvement in graphene’s electronic properties by strategically positioning graphite gates in extremely close proximity to the material. This innovative approach, which involves placing the gates just one nanometer away, dramatically reduces charge variations and potential fluctuations, ultimately boosting graphene’s mobility to exceed even the highest-quality semiconductor heterostructures. The resulting material exhibits exceptional performance, enabling the observation of subtle quantum phenomena previously hidden by disorder and paving the way for a new era in two-dimensional materials research. 

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