linkedin post 2022-01-22 06:10:15

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VALUABLE ERRORS. “Note that the image sensor is not operational with intrinsic graphene. P-doped graphene is required for the generation of an electron–hole pair upon light absorption. The imperfect graphene, made from non-optimized growth and transfer methods, is not only good for flat image sensing, but also object tracking, enabling advanced technologies such as autonomous vehicles.” https://link.springer.com/article/10.1557/s43577-021-00135-y View in LinkedIn
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linkedin post 2022-01-22 06:11:41

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STACKED SHEETS. “When two pieces of graphene sheets are vertically stacked together, it is known as bilayer graphene, and the twisting angle (θ) between the two sheets matters. Since the discovery of graphene, more than a decade of efforts have been invested to obtain a perfect Bernal-stacked bilayer graphene (θ = 0°) system because such a system possesses an electrically tunable bandgap (0–0.25 eV), a characteristic that does not exist in conventional materials, allowing innovations in ubiquitous electronics.” https://link.springer.com/article/10.1557/s43577-021-00135-y View in LinkedIn
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linkedin post 2022-01-22 06:13:59

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THE MAGIC ANGLE. “Twisted bilayer graphene began to attract research attention in 2018 due to the discovery of the magic angle (θ = 1.1°) in a bilayer graphene system (Figure 2), which can be either a superconductor or correlated insulator system.” https://link.springer.com/article/10.1557/s43577-021-00135-y View in LinkedIn
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linkedin post 2022-01-22 06:16:31

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MAGIC MOIRÉ. “At exact 1.1° stacking order, a moiré pattern made of thousands of atoms is observed in bilayer graphene, similar to the darker bands seen when two grids are juxtaposed like a superatom. This phenomenon allows electrons to completely change a bilayer graphene system from insulator to conductor, and to superconductor.” https://link.springer.com/article/10.1557/s43577-021-00135-y View in LinkedIn
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linkedin post 2022-01-22 06:18:12

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DOPED IMPERFECTIONS. “By inserting a buffer layer of boron nitride, it was also found that a twisted bilayer graphene system (θ = 1.17°) exhibits a giant anomalous Hall effect (more than 10 kilohms) at a specific electronic density.” https://link.springer.com/article/10.1557/s43577-021-00135-y View in LinkedIn
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linkedin post 2022-01-22 06:19:04

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QUANTUM COMPUTING. “Although the measured magnetic field of 1.17° twisted bilayer graphene system is one million times weaker than that of a commonly used refrigerator magnet, this weak magnet could be useful for memory applications in a quantum computer.” https://link.springer.com/article/10.1557/s43577-021-00135-y View in LinkedIn
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