Explanipedia

Nonlinear calcium King plot constrains new bosons and nuclear properties Open

Alexander Wilzewski, L. Huber, Menno Door, Jan Richter, Alessandro Mariotti , et al. · 2024

Nonlinearities in King plots (KP) of isotope shifts (IS) can reveal the\nexistence of beyond-Standard-Model (BSM) interactions that couple electrons and\nneutrons. However, it is crucial to distinguish higher-order Standard Model\n(SM) eff…

Erratum: Photoinduced structural dynamics of multiferroic [Phys. Rev. B <b>106</b>, 214312 (2022)] Open

Elsa Abreu, Matteo Savoini, Larissa Boie, P. Beaud, Vincent Esposito , et al. · 2024

Received 16 February 2024DOI:https://doi.org/10.1103/PhysRevB.109.139902©2024 American Physical SocietyPhysics Subject Headings (PhySH)Research AreasAntiferromagnetismElectron-phonon couplingFerroelectricityLaser-induced demagnetizationLat…

Spontaneous exciton dissociation in transition metal dichalcogenide monolayers Open

Taketo Handa, Madisen Holbrook, Nicholas Olsen, Luke N. Holtzman, L. Huber , et al. · 2024

Since the seminal work on MoS 2 , photoexcitation in atomically thin transition metal dichalcogenides (TMDCs) has been assumed to result in excitons, with binding energies order of magnitude larger than thermal energy at room temperature. …

Spontaneous Exciton Dissociation in Transition Metal Dichalcogenide Monolayers Open

Taketo Handa, Madisen Holbrook, Nicholas Olsen, Luke N. Holtzman, L. Huber , et al. · 2023

Since the seminal work on MoS2 monolayers, photoexcitation in atomically-thin transition metal dichalcogenides (TMDCs) has been assumed to result in excitons with large binding energies (~ 200-600 meV). Because the exciton binding energies…

Nonlinear terahertz control of the lead halide perovskite lattice Open

Maximilian Frenzel, Marie Cherasse, J. Urban, Feifan Wang, Bo Xiang , et al. · 2023

Lead halide perovskites (LHPs) have emerged as an excellent class of semiconductors for next-generation solar cells and optoelectronic devices. Tailoring physical properties by fine-tuning the lattice structures has been explored in these …

Nonlinear THz Control of the Lead Halide Perovskite Lattice - Experimental data Open

Maximilian Frenzel, Marie Cherasse, J. Urban, Feifan Wang, Bo Xiang , et al. · 2023

Experimental data for the paper "Nonlinear THz Control of the Lead Halide Perovskite Lattice", published with open-access in Science Advances under https://doi.org/10.1126/sciadv.adg3856 The data was measured at t…

Nonlinear THz Control of the Lead Halide Perovskite Lattice - Experimental data Open

Maximilian Frenzel, Marie Cherasse, J. Urban, Feifan Wang, Bo Xiang , et al. · 2023

Experimental data for the paper "Nonlinear THz Control of the Lead Halide Perovskite Lattice", published with open-access in Science Advances under https://doi.org/10.1126/sciadv.adg3856 The data was measured at t…

Nonlinear terahertz control of the lead halide perovskite lattice Open

Maximilian Frenzel, Marie Cherasse, J. Urban, Feifan Wang, Bo Xiang , et al. · 2023

Lead halide perovskites (LHPs) have emerged as an excellent class of semiconductors for next-generation solar cells and optoelectronic devices. Tailoring physical properties by fine-tuning the lattice structures has been explored in these …

The HADES mission concept - astrobiological survey of Jupiter's icy moon Europa Open

Thomas Böttcher, L. Huber, L. Le Corre, Johannes Leitner, D. D. McCarthy , et al. · 2022

The HADES Europa mission concept aims to provide a framework for an astrobiological in-depth investigation of the Jupiter moon Europa, relying on existing technologies and feasibility. This mission study proposes a system consisting of an …

Charge carrier coupling to the soft phonon mode in a ferroelectric semiconductor Open

Mark E. Ziffer, L. Huber, Feifan Wang, Victoria A. Posey, Jake C. Russell , et al. · 2022

Many crystalline solids possess strongly anharmonic “soft” phonon modes characterized by diminishing frequency as temperature approaches a critical point associated with a symmetry breaking phase transition. While electron–soft phonon coup…

Phonon signatures for polaron formation in an anharmonic semiconductor Open

Feifan Wang, Weibin Chu, L. Huber, Teng Tu, Yanan Dai , et al. · 2022

Mechanistic studies on lead halide perovskites (LHPs) in recent years have suggested charge carrier screening as partially responsible for long carrier diffusion lengths and lifetimes that are key to superior optoelectronic properties. The…

Charge carrier coupling to the soft phonon mode in a ferroelectric semiconductor Open

Mark E. Ziffer, L. Huber, Feifan Wang, Victoria A. Posey, Jake C. Russell , et al. · 2022

Many crystalline solids possess strongly anharmonic soft phonon modes characterized by diminishing frequency as temperature approaches a critical point associated with a symmetry breaking phase transition. While electron-soft phonon coupli…

Photoinduced structural dynamics of multiferroic TbMnO$_3$ Open

Elsa Abreu, Matteo Savoini, Larissa Boie, P. Beaud, Vincent Esposito , et al. · 2022

We use time-resolved hard x-ray diffraction to investigate the structural dynamics of the multiferroic insulator TbMnO$_3$ in the low temperature antiferromagnetic and ferroelectrically ordered phase. The lattice response following photoex…

The ultrafast Kerr effect in anisotropic and dispersive media Open

L. Huber, Sebastian F. Maehrlein, Feifan Wang, Yufeng Liu, Xiaoyang Zhu · 2021

The ultrafast optical Kerr effect (OKE) is widely used to investigate the structural dynamics and interactions of liquids, solutions, and solids by observing their intrinsic nonlinear temporal responses through nearly collinear four-wave m…

Decoding ultrafast polarization responses in lead halide perovskites by the two-dimensional optical Kerr effect Open

Sebastian F. Maehrlein, Prakriti P. Joshi, L. Huber, Feifan Wang, Marie Cherasse , et al. · 2021

Significance Optoelectronic devices, such as photovoltaics or light-emitting diodes, are based on the interaction of light with charges in the active material. Lead halide perovskites (LHPs) have emerged as excellent materials for optoelec…

2D THz spectroscopic investigation of ballistic conduction-band electron dynamics in InSb Open

Sarah Houver, L. Huber, Matteo Savoini, Elsa Abreu, Steven L. Johnson · 2019

ISSN:1094-4087

Kinetics of a Phonon-Mediated Laser-Driven Structural Phase Transition in Sn2P2Se6 Open

M. Kubli, Matteo Savoini, Elsa Abreu, Bulat Burganov, Gabriel Lantz , et al. · 2019

We investigate the structural dynamics of the incommensurately modulated phase of Sn 2 P 2 Se 6 by means of time-resolved X-ray diffraction following excitation by an optical pump. Tracking the incommensurable distortion in the time domain…

The ultrafast Einstein–de Haas effect Open

Christian Dornes, Yves Acremann, Matteo Savoini, M. Kubli, Martin J. Neugebauer , et al. · 2018

Dynamics of the photoinduced insulator-to-metal transition in a nickelate film Open

Vincent Esposito, Laurenz Rettig, E. M. Bothschafter, Yunpei Deng, Christian Dornes , et al. · 2018

Material properties can be controlled via strain, pressure, chemical composition, or dimensionality. Nickelates are particularly susceptible due to their strong variations of the electronic and magnetic properties on such external stimuli.…

Dynamics of the photoinduced insulator-to-metal transition in a nickelate film Open

Vincent Esposito, Laurenz Rettig, E. M. Bothschafter, Yunpei Deng, Christian Dornes , et al. · 2018

The control of materials properties with light is a promising approach towards the realization of faster and smaller electronic devices. With phases that can be controlled via strain, pressure, chemical composition or dimensionality, nicke…

Dynamics of the photoinduced insulator-to-metal transition in a\n nickelate film Open

Vincent Esposito, Laurenz Rettig, E. M. Bothschafter, Yunpei Deng, Christian Dornes , et al. · 2018

The control of materials properties with light is a promising approach\ntowards the realization of faster and smaller electronic devices. With phases\nthat can be controlled via strain, pressure, chemical composition or\ndimensionality, ni…

THz Generation and Detection by Fluorenone Based Organic Crystals Open

Matteo Savoini, L. Huber, H. M. Cuppen, Elsa Abreu, M. Kubli , et al. · 2018

ISSN:2330-4022

Ultrafast Formation of a Charge Density Wave State in : Observation at Nanometer Scales Using Time-Resolved X-Ray Diffraction Open

Claire Laulhé, Tim Huber, Gabriel Lantz, A. Ferrer, S. O. Mariager , et al. · 2017

Femtosecond time-resolved x-ray diffraction is used to study a photoinduced phase transition between two charge density wave (CDW) states in 1T-TaS_{2}, namely the nearly commensurate (NC) and the incommensurate (I) CDW states. Structural …

Watching the birth of a charge density wave order: diffraction study on nanometer-and picosecond-scales Open

Claire Laulhé, Tim Huber, Gabriel Lantz, A. Ferrer, S. O. Mariager , et al. · 2017

Femtosecond time-resolved X-ray diffraction is used to study a photo-induced phase transition between two charge density wave (CDW) states in 1T-TaS$_2$, namely the nearly commensurate (NC) and the incommensurate (I) CDW states. Structural…

Nonlinear electromagnetic probes for the study of ultrafast processes in condensed matter Open

L. Huber · 2017

X-ray study of femtosecond structural dynamics of the charge-density wave compound 1T-TaS2 Open

S. Ravy, Claire Laulhé, Tim Huber, Gabriel Lantz, Laurent Cario , et al. · 2016

T-TaS2 is a 2D metallic compound which undergoes a series of electronically driven phase transitions toward charge density wave and Mott phases. Its intricate electron-phonon interactions and electron- electron correlations have been promi…

Ultrafast energy- and momentum-resolved dynamics of magnetic correlations in the photo-doped Mott insulator Sr2IrO4 Open

M. P. M. Dean, Yue Cao, Xuerong Liu, Simon Wall, Diling Zhu , et al. · 2016

Ultrafast x-ray diffraction of a ferroelectric soft mode driven by broadband terahertz pulses Open

S. Grübel, Jeremy A. Johnson, P. Beaud, Christian Dornes, A. Ferrer , et al. · 2016

Intense, few-cycle pulses in the terahertz frequency range have strong potential for schemes of control over vibrational modes in solid-state materials in the electronic ground-state. Here we report an experiment using single cycle teraher…

Magnetic order dynamics in optically excited multiferroic Open

Jeremy A. Johnson, T. Kubacka, Matthias C. Hoffmann, C. Vicario, S. de Jong , et al. · 2015

We performed ultrafast time-resolved near-infrared pump, resonant soft x-ray diffraction probe measurements to investigate the coupling between the photoexcited electronic system and the spin cycloid magnetic order in multiferroic TbMnO3 a…

Coherent acoustic perturbation of second-harmonic generation in NiO Open

L. Huber, A. Ferrer, T. Kubacka, Tim Huber, Christian Dornes , et al. · 2015

We investigate the structural and magnetic origins of the unusual ultrafast\nsecond-harmonicgeneration (SHG) response of femtosecond-laser-excited nickel\noxide (NiO) previously attributed to oscillatory reorientation dynamics of the\nmagn…

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