Nonadiabatic landau–zener–stückelberg–majorana transitions, dynamics, and interference
Since the pioneering works by Landau, Zener, Stückelberg, and Majorana (LZSM), it has
been known that driving a quantum two-level system results in tunneling between its states …
been known that driving a quantum two-level system results in tunneling between its states …
Petahertz electronics
Petahertz, or lightwave, electronics uses tailored optical waveforms to control charge
carriers in an electronic circuit at petahertz frequencies. This may enable faster processing …
carriers in an electronic circuit at petahertz frequencies. This may enable faster processing …
Attosecond technology (ies) and science
Since 2001 and the first demonstrations of the feasibility of generating and measuring
attosecond light pulses, attosecond science has developed into a very active and quickly …
attosecond light pulses, attosecond science has developed into a very active and quickly …
Light-field control of real and virtual charge carriers
Light-driven electronic excitation is a cornerstone for energy and information transfer. In the
interaction of intense and ultrafast light fields with solids, electrons may be excited …
interaction of intense and ultrafast light fields with solids, electrons may be excited …
Optical current generation in graphene: CEP control vs. ω + 2ω control
The injection of directional currents in solids with strong optical fields has attracted
tremendous attention as a route to realize ultrafast electronics based on the quantum …
tremendous attention as a route to realize ultrafast electronics based on the quantum …
Adiabaticity parameters for the categorization of light-matter interaction: From weak to strong driving
We investigate theoretically and numerically the light-matter interaction in a two-band
system (TBS) as a model system for excitation in a solid-state band structure. We identify five …
system (TBS) as a model system for excitation in a solid-state band structure. We identify five …
The emergence of macroscopic currents in photoconductive sampling of optical fields
J Schötz, A Maliakkal, J Blöchl, D Zimin, Z Wang… - Nature …, 2022 - nature.com
Photoconductive field sampling enables petahertz-domain optoelectronic applications that
advance our understanding of light-matter interaction. Despite the growing importance of …
advance our understanding of light-matter interaction. Despite the growing importance of …
Perspective on phase-controlled currents in semiconductors driven by structured light
Controlling electrons with ever-greater precision is central to both classical and quantum
electronics. Since the invention of the laser, virtually every property of coherent light has …
electronics. Since the invention of the laser, virtually every property of coherent light has …
Control of ultrafast photocurrent in twisted bilayer graphene by circularly polarized few-cycle lasers
J Chen, C Liu, Z Zeng, R Li - Physical Review B, 2022 - APS
We perform nonperturbative calculations of light field induced current in twisted bilayer
graphene (tBLG) irradiated by a circularly polarized (CP) few-cycle laser pulse. The strong …
graphene (tBLG) irradiated by a circularly polarized (CP) few-cycle laser pulse. The strong …
Micro-Raman spectroscopy of graphene defects and tracing the oxidation process caused by UV exposure
Raman spectroscopy is a widely used method for the analysis of various samples, including
carbon-based materials. This study aimed to identify the number of layers and defects in …
carbon-based materials. This study aimed to identify the number of layers and defects in …