183 citations · 617 across the 39 of their papers we have counts for
40 papers
Geometry-Controlled Magnetic and Electronic Landscapes in Anisotropic van der Waals Materials
Maciej Śmiertka, Ewelina Cybula, Oliwia Janikowska +10
Electronic structure in van der Waals materials is commonly engineered through composition, strain, electrostatic gating and heterostructure assembly. Here we introduce geometronic…
Extreme Polarization of the Optical Gap and High-Energy Exciton Landscape in CrSBr
Sayantan Patra, Sourabh Jain, Bhumika Chauhan +8
We reveal a strongly anisotropic excitonic landscape in monolayer and bulk-like CrSBr using optical absorption spectroscopy and -Bethe-Salpeter equation ca…
Excitonic fingerprints of magnetic configurations and switching in multilayer CrSBr
Lukas Krelle, Ryan Tan, Jakob Conradi +6
The coupling between electronic states and magnetism provides a route towards optical readout and control of magnetic information. In the magnetic semiconductor CrSBr, excitons are…
Detecting Magnetic Phase Transitions in Ion-Irradiated CrSBr Through Resonant Raman Scattering
Daria I. Markina, Alison Pfister, Priyanka Mondal +9
Controlling magnetic phases and accurately determining their transition temperatures are essential for the development of low-dimensional magnetic materials. Here, we demonstrate t…
Tunable Magneto-Excitonic Coupling in Alloyed van der Waals Antiferromagnet
Maciej Smiertka, Oliwia Janikowska, Katarzyna Olkowska-Pucko +18
The unique coupling between magnetic order and photo-generated excitons, electron-hole pairs bound by Coulomb interaction, in layered magnetic semiconductors offers a powerful mech…
Anisotropic nanoscale coherent polariton transport in CrSBr
Paritosh Malik, Dogyun Ko, Vita Solovyeva +11
In a combined experimental and theoretical study, we demonstrate anisotropic polariton transport on the nanoscale in the van der Waals antiferromagnet CrSBr. While effective cavity…
Microwave-to-optical transduction using magnon-exciton coupling in a layered antiferromagnet
Pratap Chandra Adak, Iris McDaniel, Suvodeep Paul +12
Coherent interfaces between microwave-frequency quantum systems and low-loss optical links are essential for quantum networks. However, existing microwave-optical transducers often…
Ultrafast Formation and Annihilation of Strongly Bound, Anisotropic Excitons
Lawson T. Lloyd, Tommaso Pincelli, Mohamed Amine Wahada +12
Van der Waals (vdW) layered materials with long-range magnetic order have the potential to enable novel optoelectronic and spintronic applications. Among these, CrSBr is an air-sta…
Anisotropic Phonon Dynamics and Directional Transport in Actinide van der Waals Semiconductor USe
Aljoscha Söll, Valentino Jadrisko, Sourav Dey +13
Direction-dependent charge transport and optical responses are characteristic of van der Waals (vdW) materials with strong in-plane anisotropy. While transition-metal trichalcogeni…
Optical Readout of Reconfigurable Layered Magnetic Domain Structure in CrSBr
Aleksandra Łopion, Pierre-Maurice Piel, Thomas Kliewer +9
The van der Waals magnetic semiconductor CrSBr combines multistable magnetic order with strong light--matter coupling, enabling optical access to a rich and reconfigurable layered…
Space-Charge-Limited van der Waals Spin Transistor
Thomas K. M. Graham, Yu-Xuan Wang, Niranjana Renjith Nair +5
Integrating semiconducting and magnetic materials could combine transistor-like operation with nonvolatility and enable architectures such as logic-in-memory. Here, we employ corre…
Twist-tuned exchange and hysteresis in a bilayer van der Waals magnet
Priyanka Mondal, Sonu Verma, Wenze Lan +9
Moiré superlattices in twisted bilayers enable profound reconstructions of the electronic bandstructure, giving rise to correlated states with remarkable tunability. Extending this…
Interplay of vibrational, electronic, and magnetic states in CrSBr
Daria I. Markina, Priyanka Mondal, Lukas Krelle +6
The van der Waals antiferromagnet CrSBr exhibits coupling of vibrational, electronic, and magnetic degrees of freedom, giving rise to distinctive quasi-particle interactions. We in…
Magneto-Excitonic Duality From Monolayer to Trilayer CrSBr
Igor Antoniazzi, Łucja Kipczak, Bruno Camargo +7
Two-dimensional (2D) layered magnetic materials (LMMs) are a newly emerging class of van der Waals materials, opening new opportunities to study magneto-excitonic coupling. The air…
Exciton transport driven by spin excitations in an antiferromagnet
Florian Dirnberger, Sophia Terres, Zakhar A. Iakovlev +5
A new class of optical quasiparticles called magnetic excitons recently emerged in magnetic van der Waals materials. Akin to the highly effective strategies developed for electrons…
Directional Flow of Confined Polaritons in CrSBr
Pratap Chandra Adak, Sichao Yu, Jaime Abad-Arredondo +8
Nanoscale control of energy transport is a central challenge in modern photonics. Utilization of exciton-polaritons hybrid light-matter quasiparticles is one viable approach, but i…
Defect complexes in CrSBr revealed through electron microscopy and deep learning
Mads Weile, Sergii Grytsiuk, Aubrey Penn +9
Atomic defects underpin the properties of van der Waals materials, and their understanding is essential for advancing quantum and energy technologies. Scanning transmission electro…
Distinct Magneto-Optical Response of Frenkel and Wannier Excitons in CrSBr
Maciej Smiertka, Michal Rygala, Katarzyna Posmyk +10
This study shows that CrSBr hosts Frenkel-like and Wannier-Mott-like excitons whose distinct spatial character explains their contrasting sensitivity to magnetic order and lattice…
Magnetic control of an exciton-polariton condensate in a van der Waals magnet
Heng Zhang, Niloufar Nilforoushan, Christian Weidgans +12
Quasiparticle condensates are among the most spectacular solid-state manifestations of quantum physics. Coupling macroscopic real-space wavefunctions to additional degrees of freed…
Lithium Intercalation in the Anisotropic van der Waals Magnetic Semiconductor CrSBr
Kseniia Mosina, Aljoscha Söll, Jiri Sturala +9
Alkali metal intercalation is an important strategy for doping van der Waals materials. Lithium, in particular, was shown to achieve exceptional charge carrier densities, reaching…
All-electrical near-field injection of excitons in a van der Waals antiferromagnet
Jonas D. Ziegler, Sotirios Papadopoulos, Antti J. Moilanen +8
Van der Waals materials have become a promising building block for future electronics and photonics. The two-dimensional magnet CrSBr came into the spotlight of solid state researc…
Magnetically Modulated Electrical Switching in an Antiferromagnetic Transistor
Chung-Tao Chou, Eugene Park, Josep Ingla-Aynes +6
A spin version of transistor, where magnetism is used to influence electrical behaviors of the semiconductor, has been a long-pursued device concept in spintronics. In this work, w…
Magnetic Correlation Spectroscopy in CrSBr
Lukas Krelle, Ryan Tan, Daria Markina +8
CrSBr is an air-stable magnetic van der Waals semiconductor with strong magnetic anisotropy, where the interaction of excitons with the magnetic order enables the optical identific…
Resonance Raman Scattering and Anomalous Anti-Stokes Phenomena in CrSBr
Satyam Sahu, Charlotte Berrezueta-Palacios, Sabrina Juergensen +5
CrSBr, a van der Waals material, stands out as an air-stable magnetic semiconductor with appealing intrinsic properties such as crystalline anisotropy, quasi-1D electronic characte…