Results 81 to 90 of about 1,319,114 (288)

Research Update: Beyond graphene—Synthesis of functionalized quantum dots of 2D materials and their applications

APL Materials, 2018
Two-dimensional quantum dots (2D-QDs) are receiving considerable attention for a wide variety of applications in sensing, imaging, therapeutics, catalysis, energy storage, and optoelectronics, among others.
Kevin P. Musselman, Khaled H. Ibrahim, Mustafa Yavuz   +2 more
doaj   +1 more source

Application of Zero-Dimensional Nanomaterials in Biosensing

Frontiers in Chemistry, 2020
Zero-dimensional (0D) nanomaterials, including graphene quantum dots (GQDs), carbon quantum dots (CQDs), fullerenes, inorganic quantum dots (QDs), magnetic nanoparticles (MNPs), noble metal nanoparticles, upconversion nanoparticles (UCNPs) and polymer ...
Zhengdi Wang, Tingting Hu, Ruizheng Liang, Min Wei   +3 more
doaj   +1 more source

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

Advanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj, Roshni Satheesh Babu, Yuxin Xia, Eva Bestelink, Radu Sporea, Nikos Hastas, Ioannis Zeimpekis, Dimitra G. Georgiadou, Sayani Majumdar   +8 more
wiley   +1 more source

Microwave Spectroscopy of Few-Carrier States in Bilayer Graphene Quantum Dots

PRX Quantum
Bilayer graphene is a maturing material platform for gate-defined quantum dots that hosts long-lived spin and valley states. Implementing solid-state qubits in bilayer graphene requires a fundamental understanding of such confined electronic systems.
Max J. Ruckriegel, Christoph Adam, Rebecca Bolt, Chuyao Tong, David Kealhofer, Artem O. Denisov, Mohsen Bahrami Panah, Kenji Watanabe, Takashi Taniguchi, Thomas Ihn, Klaus Ensslin   +10 more
doaj   +1 more source

Surface Plasmon Resonance Enhanced Photoelectrochemical Sensing of Cysteine Based on Au Nanoparticle-Decorated ZnO@graphene Quantum Dots

Molecules
In this work, Au nanoparticle-decorated ZnO@graphene core–shell quantum dots (Au-ZnO@graphene QDs) were successfully prepared and firstly used to modify an ITO electrode for the construction of a novel photoelectrochemical biosensor (Au-ZnO@graphene QDs ...
Jiaxin Liu, Fancheng Lin, Yan Wang
doaj   +1 more source

Organic Materials of Tomorrow: Horizons of Artificial Intelligence

Advanced Materials, EarlyView.
This review examines machine learning techniques accelerating the discovery of organic semiconductors by linking molecular structure to properties. Key methods include graph neural networks, generative models, and active learning. Applications to organic photovoltaics demonstrate practical impact.
Harold Mena, J. Terence Blaskovits, Kun‐Han Lin, Denis Andrienko   +3 more
wiley   +1 more source

Coulomb dominated cavities in bilayer graphene

Physical Review Research, 2020
Electrostatic confinement in bilayer graphene van der Waals heterostructures provides a versatile platform for studying electronic transport in bilayer graphene nanostructures.
Marius Eich, Riccardo Pisoni, Chuyao Tong, Rebekka Garreis, Peter Rickhaus, Kenji Watanabe, Takashi Taniguchi, Thomas Ihn, Klaus Ensslin, Annika Kurzmann   +9 more
doaj   +1 more source

“Smelltronics”—From Gas to Smell Sensing

Advanced Materials, EarlyView.
The emerging field of smelltronics, encompassing sensing technologies for complex volatile organic compounds, holds significant potential for extracting valuable chemical information. It facilitates the noninvasive, real‐time monitoring of humans, food, and the environment.
Takeshi Ono, Tsunaki Takahashi, Jiangyang Liu, Haruka Honda, Zeng Jing, Wataru Tanaka, Takuro Hosomi, Takeshi Yanagida   +7 more
wiley   +1 more source

Analogous electronic states in graphene and planer metallic quantum dots

Scientific Reports
Graphene nanostructures offer wide range of applications due to their distinguished and tunable electronic properties. Recently, atomic and molecular graphene were modeled following simple free-electron scattering by periodic muffin tin potential leading
Ahmed M. Othman, Mohammad A. Kher-Elden, Fatma Ibraheem, Moukhtar A. Hassan, Mohammed Farouk, Zakaria M. Abd El-Fattah   +5 more
doaj   +1 more source

Temporal quantum control with graphene

New Journal of Physics, 2012
We introduce a novel strategy for controlling the temporal evolution of a quantum system at the nanoscale. Our method relies on the use of graphene plasmons, which can be electrically tuned in frequency by external gates. Quantum emitters (e.g.
A Manjavacas, S Thongrattanasiri, D E Chang, F J García de Abajo   +3 more
doaj   +1 more source