Explanipedia

Neural Radiance Fields for 3D Scene Understanding of Gas Plumes in Hyperspectral Images Open

Scout Jarman, Adra Carr, Z. Hampel-Arias, Kevin R. Moon · 2025

Determining the nanostructure of polymer foams using 3D ptycho-tomography for inertial fusion energy applications Open

Levi Hancock, K. M. Mertes, Adra Carr, Xiaoxing Xia, Christine Sweeney , et al. · 2025

Polymer foams play a critical role in contemporary inertial fusion energy (IFE) target designs by enhancing energy yield and optimizing implosion dynamics. However, the lack of high-resolution characterization of the nanostructure of these…

Improved Gas Plume Identification Using Nearest Neighbor Methods for Background Estimation Open

Scout Jarman, Z. Hampel-Arias, Adra Carr, Kevin R. Moon · 2025

Improved Background Estimation for Gas Plume Identification in Hyperspectral Images Open

Scout Jarman, Z. Hampel-Arias, Adra Carr, Kevin R. Moon · 2024

Longwave infrared (LWIR) hyperspectral imaging can be used for many tasks in remote sensing, including detecting and identifying effluent gases by LWIR sensors on airborne platforms. Once a potential plume has been detected, it needs to be…

Local Background Estimation for Improved Gas Plume Identification in Hyperspectral Images Open

Scout Jarman, Z. Hampel-Arias, Adra Carr, Kevin R. Moon · 2024

Deep learning identification models have shown promise for identifying gas plumes in Longwave IR hyperspectral images of urban scenes, particularly when a large library of gases are being considered. Because many gases have similar spectra…

Origin of Topological Hall‐Like Feature in Epitaxial SrRuO<sub>3</sub> Thin Films Open

Pinku Roy, Adra Carr, Tao Zhou, Binod Paudel, Xuejing Wang , et al. · 2023

The discovery of topological Hall effect (THE) has important implications for next‐generation high‐density nonvolatile memories, energy‐efficient nanoelectronics, and spintronic devices. Both real‐space topological spin configurations and …

Dynamics of a fractal set of first-order magnetic phase transitions in frustrated Open

Adra Carr, John Bowlan, C. Mazzoli, Colby Walker, Xiaxin Ding , et al. · 2021

X-ray photon correlation spectroscopy (XPCS) enables us to study dynamics of\nantiferromagnets. Using coherent soft X-ray diffraction, we resonantly probe Mn\nand Co Bragg peaks in the frustrated magnetic chain compound Lu2CoMnO6\nsignific…

Ptychography at the Linac Coherent Light Source in a parasitic geometry Open

Benjamin A. Pound, K. M. Mertes, Adra Carr, Matthew Seaberg, Mark S. Hunter , et al. · 2020

X-ray free-electron lasers (FELs) are being recognized as a powerful tool in an ever-increasing number of research fields, but are very limited as to the number of experiments that they can support. This work shows that more beamtime could…

Analytical TEM Characterization of Source/Drain Contacts in Advanced Semiconductor Devices Open

J. Li, Hiroaki Niimi, Oleg Gluschenkov, Praneet Adusumilli, Jody Fronheiser , et al. · 2018

An abstract is not available for this content so a preview has been provided. As you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

Distinguishing attosecond electron–electron scattering and screening in transition metals Open

Cong Chen, Zhensheng Tao, Adra Carr, Piotr Matyba, Tibor Szilvási , et al. · 2017

Significance Electron–electron interactions are among the fastest processes in materials that determine their fascinating properties, occurring on attosecond timescales on up (1 as = 10 −18 s). The recent development of attosecond angle-re…

Self-amplified photo-induced gap quenching in a correlated electron material Open

Stefan Mathias, Steffen Eich, Jurij Urbančič, S. Michael, Adra Carr , et al. · 2016

Capturing the dynamic electronic band structure of a correlated material presents a powerful capability for uncovering the complex couplings between the electronic and structural degrees of freedom. When combined with ultrafast laser excit…

Self-amplified photo-induced gap quenching in a correlated electron material Open

Stefan Mathias, Steffen Eich, Jurij Urbančič, S. Michael, Adra Carr , et al. · 2016

Capturing the dynamic electronic band structure of a correlated material presents a powerful capability for uncovering the complex couplings between the electronic and structural degrees of freedom. When combined with ultrafast laser excit…

Tomographic reconstruction of circularly polarized high-harmonic fields: 3D attosecond metrology Open

Cong Chen, Zhensheng Tao, Carlos Hernández-García, Piotr Matyba, Adra Carr , et al. · 2016

Circularly polarized attosecond pulse trains in the EUV region were reconstructed using 3D attosecond metrology.

Controlling the electronic structure of graphene using surface-adsorbate interactions Open

Piotr Matyba, Adra Carr, Cong Chen, David L. Miller, Guowen Peng , et al. · 2015

Hybridization of atomic orbitals in graphene on Ni(111) opens up a large energy gap of ≈2.8eV between nonhybridized states at the K point. Here we use alkali-metal adsorbate to reduce and even eliminate this energy gap, and also identify a…

Ultrafast Investigations of Materials using Angle-Resolved Photoemission Spectroscopy with High Harmonic Generation Open

Adra Carr · 2015

Knowing the electronic states of materials and how electrons behave in time is essential to understanding a wide range of physical processes, from surface catalysis and photochemistry to practical electrical behavior of devices. Combining …

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