297 citations · 1k across the 15 of their papers we have counts for
15 papers
Wideband covariance magnetometry below the diffraction limit
Xuan Hoang Le, Pavel E. Dolgirev, Piotr Put +6
We experimentally demonstrate a method for measuring correlations of wideband magnetic signals with spatial resolution below the optical diffraction limit. Our technique employs tw…
Optical signatures of interlayer electron coherence in a bilayer semiconductor
Xiaoling Liu, Nadine Leisgang, Pavel E. Dolgirev +10
Emergent strongly-correlated electronic phenomena in atomically-thin transition metal dichalcogenides are an exciting frontier in condensed matter physics, with examples ranging fr…
Dynamical Control of Excitons in Atomically Thin Semiconductors
Eric L. Peterson, Trond I. Andersen, Giovanni Scuri +12
Excitons in transition metal dichalcogenides (TMDs) have emerged as a promising platform for novel applications ranging from optoelectronic devices to quantum optics and solid stat…
Cascade of multi-electron bubble phases in monolayer graphene at high Landau level filling
Fangyuan Yang, Ruiheng Bai, Alexander A. Zibrov +6
The phase diagram of an interacting two-dimensional electron system in a high magnetic field is enriched by the varying form of the effective Coulomb interaction, which depends str…
Local noise spectroscopy of Wigner crystals in two-dimensional materials
Pavel E. Dolgirev, Ilya Esterlis, Alexander A. Zibrov +3
We propose to use local electromagnetic noise spectroscopy as a versatile and noninvasive tool to study Wigner crystal phases of strongly-interacting two-dimensional electronic sys…
Deep learning extraction of band structure parameters from density of states: a case study on trilayer graphene
Paul Henderson, Areg Ghazaryan, Alexander A. Zibrov +2
The development of two-dimensional materials has resulted in a diverse range of novel, high-quality compounds with increasing complexity. A key requirement for a comprehensive quan…
Beam steering at the nanosecond time scale with an atomically thin reflector
Trond I. Andersen, Ryan J. Gelly, Giovanni Scuri +15
Techniques to mold the flow of light on subwavelength scales enable fundamentally new optical systems and device applications. The realization of programmable, active optical syste…
Characterizing two-dimensional superconductivity via nanoscale noise magnetometry with single-spin qubits
Pavel E. Dolgirev, Shubhayu Chatterjee, Ilya Esterlis +4
We propose nanoscale magnetometry via isolated single-spin qubits as a probe of superconductivity in two-dimensional materials. We characterize the magnetic field noise at the qubi…
Single-spin qubit magnetic spectroscopy of two dimensional superconductivity
Shubhayu Chatterjee, Pavel E. Dolgirev, Ilya Esterlis +4
A single-spin qubit placed near the surface of a conductor acquires an additional contribution to its relaxation rate due to magnetic noise created by electric current fluc…
Experimental determination of the energy per particle in partially filled Landau levels
Fangyuan Yang, Alexander A. Zibrov, Ruiheng Bai +4
We describe an experimental technique to measure the chemical potential, , in atomically thin layered materials with high sensitivity and in the static limit. We apply the techn…
Emergent Dirac gullies and gully-symmetry breaking quantum Hall states in ABA trilayer graphene
Alexander A. Zibrov, Rao Peng, Carlos Kometter +7
We report on quantum capacitance measurements of high quality, graphite- and hexagonal boron nitride encapsulated Bernal stacked trilayer graphene devices. At zero applied magnetic…
Even denominator fractional quantum Hall states at an isospin transition in monolayer graphene
A. A. Zibrov, E. M. Spanton, H. Zhou +4
Magnetic fields quench the kinetic energy of two dimensional electrons, confining them to highly degenerate Landau levels. In the absence of disorder, the ground state at partial L…
Observation of fractional Chern insulators in a van der Waals heterostructure
Eric M. Spanton, Alexander A. Zibrov, Haoxin Zhou +4
Topologically ordered phases are characterized by long-range quantum entanglement and fractional statistics rather than by symmetry breaking. First observed in a fractionally fille…
Robust fractional quantum Hall states and continuous quantum phase transitions in a half-filled bilayer graphene Landau level
Alexander A. Zibrov, Carlos. R. Kometter, Haoxin Zhou +5
Nonabelian anyons offer the prospect of storing quantum information in a topological qubit protected from decoherence, with the degree of protection determined by the energy gap se…
Direct measurement of discrete valley and orbital quantum numbers in a multicomponent quantum Hall system
B. M. Hunt, J. I. A. Li, A. A. Zibrov +8
Strongly interacting two dimensional electron systems (2DESs) host a complex landscape of broken symmetry states. The possible ground states are further expanded by internal degree…