Recent advances in quantum dot catalysts for hydrogen evolution: Synthesis, characterization, and photocatalytic application

H Su, W Wang, R Shi, H Tang, L Sun, L Wang… - Carbon …, 2023 - Wiley Online Library
Photocatalytic water splitting is beneficial for the effective mitigation of global energy and
environmental crises. Owing to multi‐exciton generation, impressive light harvesting, and …

Recent progresses of quantum confinement in graphene quantum dots

SY Li, L He - Frontiers of Physics, 2022 - Springer
Graphene quantum dots (GQDs) not only have potential applications on spin qubit, but also
serve as essential platforms to study the fundamental properties of Dirac fermions, such as …

Nanometer-Scale Lateral p–n Junctions in Graphene/α-RuCl3 Heterostructures

DJ Rizzo, S Shabani, BS Jessen, J Zhang… - Nano …, 2022 - ACS Publications
The ability to create nanometer-scale lateral p–n junctions is essential for the next
generation of two-dimensional (2D) devices. Using the charge-transfer heterostructure …

Imaging the breaking of electrostatic dams in graphene for ballistic and viscous fluids

ZJ Krebs, WA Behn, S Li, KJ Smith, K Watanabe… - Science, 2023 - science.org
The charge carriers in a material can, under special circumstances, behave as a viscous
fluid. In this work, we investigated such behavior by using scanning tunneling potentiometry …

Realizing valley-polarized energy spectra in bilayer graphene quantum dots via continuously tunable Berry phases

YN Ren, Q Cheng, QF Sun, L He - Physical Review Letters, 2022 - APS
The Berry phase plays an important role in determining many physical properties of
quantum systems. However, tuning the energy spectrum of a quantum system via Berry …

Synthesis and characterization of graphene quantum dots

S Kundu, VK Pillai - Physical Sciences Reviews, 2020 - degruyter.com
Conventional inorganic semiconductor quantum dots (QDs) have numerous applications
ranging from energy harvesting to optoelectronic and bio-sensing devices primarily due to …

Specular electron focusing between gate-defined quantum point contacts in bilayer graphene

J Ingla-Aynés, ALR Manesco, TS Ghiasi… - Nano Letters, 2023 - ACS Publications
We report multiterminal measurements in a ballistic bilayer graphene (BLG) channel, where
multiple spin-and valley-degenerate quantum point contacts (QPCs) are defined by …

Flat band carrier confinement in magic-angle twisted bilayer graphene

N Tilak, X Lai, S Wu, Z Zhang, M Xu, RA Ribeiro… - Nature …, 2021 - nature.com
Magic-angle twisted bilayer graphene has emerged as a powerful platform for studying
strongly correlated electron physics, owing to its almost dispersionless low-energy bands …

Atomic‐scale manipulation and in situ characterization with scanning tunneling microscopy

W Ko, C Ma, GD Nguyen, M Kolmer… - Advanced Functional …, 2019 - Wiley Online Library
Scanning tunneling microscope (STM) has presented a revolutionary methodology to
nanoscience and nanotechnology. It enables imaging of the topography of surfaces …

Visualization and manipulation of bilayer graphene quantum dots with broken rotational symmetry and nontrivial topology

Z Ge, F Joucken, E Quezada, DR Da Costa… - Nano …, 2020 - ACS Publications
Electrostatically defined quantum dots (QDs) in Bernal stacked bilayer graphene (BLG) are a
promising quantum information platform because of their long spin decoherence times, high …