Explanipedia

Distinct Amplitude Mode Dynamics Upon Resonant and Off-resonant Excitation Across the Charge Density Wave Energy Gap in LaTe3 Investigated by Time- and Angle-resolved Photoemission Spectroscopy Open

Kecheng Liu, Takeshi Suzuki, Yigui Zhong, Teruto Kanai, Jiro Itatani , et al. · 2025

Non-equilibrium states generated by ultrafast laser pulses are characterized by specific phenomena that are not accessible in static measurements. Previous time- and angle-resolved photoemission spectroscopy (TARPES) studies on rare-earth …

Dimensionality reduction of optically generated vortex strings in a charge density wave Open

Som Dahal, Austin Miller, Viktor Krapivin, Gal Orenstein, Ryan A. Duncan , et al. · 2025

In phase transitions, mesoscale structures such as topological defects, vortex strings, and domain walls control the path towards equilibrium, and thus the functional properties of many active devices. In photoinduced phase transitions dri…

Dynamical Scaling Reveals Topological Defects and Anomalous Evolution of a Photoinduced Phase Transition Open

Gal Orenstein, Ryan A. Duncan, Gilberto A. de la Peña Muñoz, Yijing Huang, Viktor Krapivin , et al. · 2025

Nonequilibrium states of quantum materials can exhibit exotic properties and enable unprecedented functionality and applications. These transient states are inherently inhomogeneous, characterized by the formation of topologically protecte…

Long‐Term Outcomes in a Parkinson's Disease Minor Phenomena Cohort Open

Ruth B. Schneider, Anisha G. Singh, Miriam T. Weber, A Elmer, Katherine Amodeo , et al. · 2025

Background Minor phenomena, including illusions, feeling of presence, and passage hallucinations, are common in Parkinson's disease (PD) and may be a risk factor for the development of psychosis (hallucinations and delusions). Objectives T…

Time Resolved Core Level Spectroscopy Reveals Light-Induced Structural Changes in Gdte3 Open

Martina Dell apos Angela, Roberto Costantini, A. Morgante, Anisha G. Singh, I. R. Fisher , et al. · 2025

Time Resolved Core Level Spectroscopy Reveals Light-Induced Structural Changes in Gdte3 Open

Martina Dell apos Angela, Roberto Costantini, A. Morgante, Anisha G. Singh, I. R. Fisher , et al. · 2025

Effect of disorder on the strain-tuned charge density wave multicriticality in Pd$_x$ErTe$_3$ Open

Anisha G. Singh, Matthew Krogstad, Maja D. Bachmann, Paul Thompson, Stephan Rosenkranz , et al. · 2024

We explore, through a combination of x-ray diffraction and elastoresistivity measurements, the effect of disorder on the strain-tuned charge density wave and associated multicriticality in Pd$_x$ErTe$_3$ (x = 0, 0.01, 0.02 and 0.026). We f…

Emergent symmetry in TbTe3 revealed by ultrafast reflectivity under anisotropic strain Open

Soyeun Kim, Gal Orenstein, Anisha G. Singh, I. R. Fisher, David A. Reis , et al. · 2024

We report ultrafast reflectivity measurements of the dynamics of the order parameter of the charge density wave (CDW) in TbTe 3 under anisotropic strain. We observe an increase in the frequency of the amplitude mode with increasing tensile…

Anomalous Superfluid Density in a Disordered Charge-Density-Wave Material: Pd-Intercalated Open

Yusuke Iguchi, Joshua Straquadine, Chaitanya Murthy, Steven A. Kivelson, Anisha G. Singh , et al. · 2024

We image local superfluid density in single crystals of Pd-intercalated ErTe_{3} below the superconducting critical temperature T_{c}, well below the onset temperature T_{CDW} of (disordered) charge-density-wave order. We find no detectabl…

Atomic-scale visualization of a cascade of magnetic orders in the layered antiferromagnet GdTe3 Open

Arjun Raghavan, Marisa Romanelli, Julian May-Mann, Anuva Aishwarya, Leena Aggarwal , et al. · 2024

GdTe 3 is a layered antiferromagnet which has attracted attention due to its exceptionally high mobility, distinctive unidirectional incommensurate charge density wave (CDW), superconductivity under pressure, and a cascade of magnetic tran…

Emergent tetragonality in a fundamentally orthorhombic material Open

Anisha G. Singh, Maja D. Bachmann, Joshua J. Sanchez, Akshat Pandey, A. Kapitulnik , et al. · 2024

Symmetry plays a key role in determining the physical properties of materials. By Neumann’s principle, the properties of a material remain invariant under the symmetry operations of the space group to which the material belongs. Continuous…

A Prospective Observational Study of Patient Related Outcome of Post Hysterectomized Females Open

Sakshi Nakade, Anisha G. Singh, Salil Barsode, Vaishali Taralekar, Sumedha Rawal , et al. · 2024

Background: Women who had undergone hysterectomy have to overcome problems related to physical, social and emotional well being. As the hysterectomy is one of the most common surgeries, a study was conducted to answer the question for the …

Bragg glass signatures in PdxErTe3 with X-ray diffraction temperature clustering Open

Krishnanand Mallayya, Joshua Straquadine, Matthew Krogstad, Maja D. Bachmann, Anisha G. Singh , et al. · 2024

Anomalous superfluid density in a disordered charge density wave material: Pd-intercalated ErTe$_3$ Open

Yusuke Iguchi, Joshua Straquadine, Chaitanya Murthy, Steven A. Kivelson, Anisha G. Singh , et al. · 2023

We image local superfluid density in single crystals of Pd-intercalated ErTe$_3$ below the superconducting critical temperature, $T_c$, well below the onset temperature, $T_{CDW}$, of (disordered) charge-density-wave order. We find no dete…

Emergent symmetry near a charge density wave multicritical point Open

Steven A. Kivelson, Akshat Pandey, Anisha G. Singh, A. Kapitulnik, I. R. Fisher · 2023

We consider the critical behavior associated with incommensurate unidirectional charge-density-wave ordering in a weakly orthorhombic system subject to uniaxial strain as an experimentally significant example of U(1)×U(1) multicriticality.…

Atomic-Scale Visualization of a Cascade of Magnetic Orders in the Layered Antiferromagnet $GdTe_{3}$ Open

Arjun Raghavan, Marisa Romanelli, Julian May-Mann, Anuva Aishwarya, Leena Aggarwal , et al. · 2023

$GdTe_{3}$ is a layered antiferromagnet which has attracted attention due to its exceptionally high mobility, distinctive unidirectional incommensurate charge density wave (CDW), superconductivity under pressure, and a cascade of magnetic …

Emergent $\mathbb{Z}_2$ symmetry near a CDW multicritical point Open

Steven A. Kivelson, Akshat Pandey, Anisha G. Singh, A. Kapitulnik, I. R. Fisher · 2023

We consider the critical behavior associated with incommensurate unidirectional charge-density-wave ordering in a weakly orthorhombic system subject to uniaxial strain as an experimentally significant example of $U(1)\times U(1)$ multicrit…

Emergent Tetragonality in a Fundamentally Orthorhombic Material Open

Anisha G. Singh, Maja D. Bachmann, Joshua J. Sanchez, Akshat Pandey, A. Kapitulnik , et al. · 2023

Symmetry plays a key role in determining the physical properties of materials. By Neumann's principle, the properties of a material are invariant under the symmetry operations of the space group to which the material belongs. Continuous ph…

Dynamical Scaling Reveals Topological Defects and Anomalous Evolution of a Photoinduced Phase Transition Open

Gal Orenstein, Ryan A. Duncan, Gilberto A. de la Pena Munoz, Yijing Huang, Viktor Krapivin , et al. · 2023

Nonequilibrium states of quantum materials can exhibit exotic properties and enable unprecedented functionality and applications. These transient states are inherently inhomogeneous, characterized by the formation of topologically protecte…

Bragg glass signatures in PdxErTe3 with X-ray diffraction Temperature Clustering (X-TEC) Open

Eun-Ah Kim, Krishnanand Mallayya, Joshua Straquadine, Matthew Krogstad, Maja D. Bachmann , et al. · 2022

Making progress in studying the interplay between disorder and fluctuations is challenged by the complexity of extracting robust insights from experiments affected by noise and finite resolution. This has hindered observations of the Bragg…

The Need to Modernize California Wildfire Insurance Regulation with Climate Science Open

Anisha G. Singh · 2022

Recent fire seasons have been the worst in California’s modern history. Beyond causing unprecedented damage to property and loss of life, the California wildfire crisis has also exposed serious issues within the state’s home insurance mark…

A school-based health and mindfulness curriculum improves children’s objectively measured sleep: a prospective observational cohort study Open

Christina F. Chick, Anisha G. Singh, Lauren Anker, Casey Buck, Makoto Kawai , et al. · 2021

642 A School-Based Health and Mindfulness Curriculum Improves Children’s Objectively Measured Sleep Open

Christina F. Chick, Lauren Anker, Anisha G. Singh, Casey Buck, Makoto Kawai , et al. · 2021

Introduction Children of low socioeconomic status (SES) experience shorter sleep duration and poorer sleep quality, as well as more daytime sleepiness, compared to children of higher SES. Early interventions teaching skills for managing st…

Anomalous thermal transport and violation of Wiedemann-Franz law in the critical regime of a charge density wave transition Open

Erik D. Kountz, Jiecheng Zhang, Joshua Straquadine, Anisha G. Singh, Maja D. Bachmann , et al. · 2020

ErTe$_3$ is studied as a model system to explore thermal transport in a layered charge density wave (CDW) material. We present data from thermal diffusivity, resistivity, and specific heat measurements: There is a sharp decrease in thermal…

Robust superconductivity intertwined with charge density wave and disorder in Pd-intercalated Open

Alan Fang, Anisha G. Singh, Joshua A W Straquadine, Ian R Fisher, Steven A. Kivelson , et al. · 2020

Pd-intercalated ErTe₃ is studied as a model system to explore the effect of "intertwined" superconducting and charge density wave (CDW) orders. Despite the common wisdom that superconductivity emerges only when CDW is suppressed…

Light-Induced Currents at Domain Walls in Multiferroic BiFeO3 Open

Burak Güzeltürk, Antonio B. Mei, Lei Zhang, Liang Z. Tan, C. Donahue , et al. · 2019

Multiferroic BiFeO₃ (BFO) films with spontaneously formed periodic stripe domains can generate above-gap open circuit voltages under visible light illumination; nevertheless the underlying mechanism behind this intriguing optoel…

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