233 citations · 1.6k across the 169 of their papers we have counts for
27 papers · 1 filter
Observation of an electronic microemulsion phase emerging from a quantum crystal-to-liquid transition
Jiho Sung, Jue Wang, Ilya Esterlis +14
Strongly interacting electronic systems possess rich phase diagrams resulting from the competition between different quantum ground states. A general mechanism that relieves this f…
Harnessing excitons at the nanoscale -- photoelectrical platform for quantitative sensing and imaging
Zhurun Ji, Mark E. Barber, Ziyan Zhu +8
Excitons -- quasiparticles formed by the binding of an electron and a hole through electrostatic attraction -- hold promise in the fields of quantum light confinement and optoelect…
Electrically controlled interlayer trion fluid in electron-hole bilayers
Ruishi Qi, Qize Li, Zuocheng Zhang +12
The combination of repulsive and attractive Coulomb interactions in a quantum electron(e)-hole(h) fluid can give rise to novel correlated phases of multiparticle charge complexes s…
Controllable Andreev Bound States in Bilayer Graphene Josephson Junction from Short to Long Junction Limits
Geon-Hyoung Park, Wonjun Lee, Sein Park +4
We demonstrate that the mode number of Andreev bound states in bilayer graphene Josephson junctions can be modulated by in situ control of the superconducting coherence length. By…
Enhanced Magnetization by Defect-Assisted Exciton Recombination in Atomically Thin CrCl
Xin-Yue Zhang, Thomas K. M. Graham, Hyeonhu Bae +14
Two dimensional (2D) semiconductors present unique opportunities to intertwine optical and magnetic functionalities and to tune these performances through defects and dopants. Here…
Giant Tunability of Intersubband Transitions and Quantum Hall Quartets in Few-Layer InSe Quantum Wells
Dmitry Shcherbakov, Greyson Voigt, Shahriar Memaran +8
A two-dimensional (2D) quantum electron system is characterized by the quantized energy levels, or subbands, in the out-of-plane direction. Populating higher subbands and controlli…
Electrical control and transport of tightly bound interlayer excitons in a MoSe2/hBN/MoSe2 heterostructure
Lifu Zhang, Ruihao Ni, Liuxin Gu +6
Controlling interlayer excitons in van der Waals heterostructures holds promise for exploring Bose-Einstein condensates and developing novel optoelectronic applications, such as ex…
Nanoscale confinement and control of excitonic complexes in a monolayer WSe2
Hyowon Moon, Lukas Mennel, Chitraleema Chakraborty +5
Nanoscale control and observation of photophysical processes in semiconductors is critical for basic understanding and applications from optoelectronics to quantum information proc…
Valley-hybridized gate-tunable 1D exciton confinement in MoSe2
Maximilian Heithoff, Álvaro Moreno, Iacopo Torre +14
Controlling excitons at the nanoscale in semiconductor materials represents a formidable challenge in the fields of quantum photonics and optoelectronics. Achieving this control ho…
Engineering 2D material exciton lineshape with graphene/h-BN encapsulation
Steffi Y. Woo, Fuhui Shao, Ashish Arora +20
Control over the optical properties of atomically thin two-dimensional (2D) layers, including those of transition metal dichalcogenides (TMDs), is needed for future optoelectronic…
High-mobility compensated semimetals, orbital magnetization, and umklapp scattering in bilayer graphene moire superlattices
A. L. Shilov, M. A. Kashchenko, P. A. Pantaleón +10
Twist-controlled moire superlattices (MS) have emerged as a versatile platform in which to realize artificial systems with complex electronic spectra. Bernal-stacked bilayer graphe…
de Haas-van Alphen spectroscopy and fractional quantization of magnetic-breakdown orbits in moiré graphene
Matan Bocarsly, Matan Uzan, Indranil Roy +12
Quantum oscillations originating from the quantization of the electron cyclotron orbits provide ultrasensitive diagnostics of electron bands and interactions in novel materials. We…
Reconfigurable Multifunctional van der Waals Ferroelectric Devices and Logic Circuits
Ankita Ram, Krishna Maity, Cédric Marchand +10
In this work, we demonstrate the suitability of Reconfigurable Ferroelectric Field-Effect- Transistors (Re-FeFET) for designing non-volatile reconfigurable logic-in-memory circuits…
Exciton-exciton interactions in van der Waals heterobilayers
Alexander Steinhoff, Edith Wietek, Matthias Florian +7
Exciton-exciton interactions are key to understanding non-linear optical and transport phenomena in van der Waals heterobilayers, which emerged as versatile platforms to study corr…
Quantum Octets in Air Stable High Mobility Two-Dimensional PdSe2
Yuxin Zhang, Haidong Tian, Huaixuan Li +10
Two-dimensional (2D) materials have drawn immense interest in scientific and technological communities, owing to their extraordinary properties that are profoundly altered from the…
Nanoparticle Stressor-Induced Single-photon Sources in Monolayer WS Emitting into a Narrowband Visible Spectral Range
J. Thoppil S, Y. Waheed, S. Shit +4
A van der Waals heterostructure containing an atomically thin monolayer transition-metal dichalcogenide as a single-photon emitting layer is emerging as an intriguing solid-state q…
Interplay of valley, layer and band topology towards interacting quantum phases in moiré bilayer graphene
Yungi Jeong, Hangyeol Park, Taeho Kim +4
In Bernal-stacked bilayer graphene (BBG), the Landau levels give rise to an intimate connection between valley and layer degrees of freedom. Adding a moiré superlattice potential e…
Charge transfer and asymmetric coupling of MoSe valleys to the magnetic order of CrSBr
C. Serati de Brito, P. E. Faria Junior, T. S. Ghiasi +13
Van der Waals (vdW) heterostructures composed of two-dimensional (2D) transition metal dichalcogenides (TMD) and vdW magnetic materials offer an intriguing platform to functionaliz…
Self-aligned hybrid nanocavities using atomically thin materials
C. F. Fong, D. Yamashita, N. Fang +5
Two-dimensional (2D) van der Waals layered materials with intriguing properties are increasingly being adopted in hybrid photonics. The 2D materials are often integrated with photo…
High mobility transport in isotopically-enriched C and C exfoliated graphene
Shuichi Iwakiri, Jakob Miller, Florian Lang +8
Graphene quantum dots are promising candidates for qubits due to weak spin-orbit and hyperfine interactions. The hyperfine interaction, controllable via isotopic purification, coul…
High-Resolution Tunneling Spectroscopy of Fractional Quantum Hall States
Yuwen Hu, Yen-Chen Tsui, Minhao He +8
Strong interaction between electrons in two-dimensional systems in the presence of a high magnetic field gives rise to fractional quantum Hall states that host quasiparticles with…
Dynamic twisting and imaging of moiré crystals
Qixuan Zhang, Lingyuan Lyu, Sneh Pancholi +11
Moiré superlattices in stacked 2D crystals are powerful platforms for engineering correlated and topological quantum phases, with twisted graphene and transition metal dichalcogeni…
Intrinsic Electronic Properties of BN Encapsulated, van der Waals Contacted MoSe FETs
Yinjiang Shao, Jian Zhou, Ning Xu +5
Two-dimensional (2D) semiconductors have attracted considerable interest for their unique physical properties. Here, we report the intrinsic cryogenic electronic transport properti…
Imaging Moiré Excited States with Photocurrent Tunneling Microscopy
Hongyuan Li, Ziyu Xiang, Mit H. Naik +12
Moiré superlattices provide a highly tunable and versatile platform to explore novel quantum phases and exotic excited states ranging from correlated insulators1-17 to moiré excito…