Results 41 to 50 of about 3,494 (261)

Boundary Delineator for Martian Crater Instances with Geographic Information and Deep Learning

open access: yesRemote Sensing, 2023
Detecting impact craters on the Martian surface is a critical component of studying Martian geomorphology and planetary evolution. Accurately determining impact crater boundaries, which are distinguishable geomorphic units, is important work in ...
Danyang Liu   +5 more
doaj   +1 more source

TiO6 as a Compensatory Structural Unit in Co‐Free, High‐Ni Layered Oxide for Durable Lithium‐Ion Batteries

open access: yesAdvanced Science, EarlyView.
Ti substitution stabilizes Co‐free high‐Ni layered oxides through both structural and electronic effects. TiO6 octahedra act as compensatory structural units that help interrupt cooperative Jahn–Teller distortion and suppress detrimental phase transitions, while the electron‐withdrawing inductive effect of Ti stabilizes the oxygen lattice. As a result,
Bixian Ying   +19 more
wiley   +1 more source

Recent progress of geophysical exploration in Earth's impact craters

open access: yes地球与行星物理论评
Geophysical exploration plays an important role in detecting and studying impact structures. This article reviews the common geophysical features of Earth's impact craters, including their gravity, magnetic, electrical, and seismic characteristics.
Yangfan Deng   +6 more
doaj   +1 more source

The Logoisk impact crater [PDF]

open access: yesAIP Conference Proceedings, 2010
The review of the discovery and study of Logoisk impact crater is given.The review of the discovery and study of Logoisk impact crater is given.
N. V. Veretennikov   +2 more
openaire   +1 more source

Electrolyte Interfacial Reactivity Regulates Alloying Anode Pulverization

open access: yesAdvanced Energy Materials, EarlyView.
Electrolyte interfacial reactivity governs the degradation of micrometer‐sized alloying anodes by dictating grain refinement and SEI growth. A high‐reactivity ester‐based electrolyte drives pulverization into fine nanoparticles encapsulated by a thick SEI, forming dense electrodes, whereas a low‐reactivity ether‐based electrolyte enables porous ...
Namhyung Kim   +21 more
wiley   +1 more source

Survival of Ancient Lunar Water Affected by Topographic Degradation of Old, Large Complex Craters

open access: yesGeophysical Research Letters, 2022
Lunar water is redistributed by various processes. Topographic diffusion affects the transport of water and contributes to its preservation in subsurface layers.
C. L. Talkington   +7 more
doaj   +1 more source

Dynamics of shallow impact cratering

open access: yesPhysical Review E, 2005
We present data for the time-dependence of wooden spheres penetrating into a loose non-cohesive packing of glass beads. The stopping time is a factor of three longer than the time $d/v_\circ$ needed to travel the total penetration distance $d$ at the impact speed $v_\circ$. The acceleration decreases monotonically throughout the impact.
Kamien, Randall D   +2 more
openaire   +5 more sources

Nanofabricated Biomaterials Model Tumor Extracellular Matrix Topography

open access: yesAdvanced NanoBiomed Research, EarlyView.
The unique structure and composition of the tumor microenvironment and its associated extracellular matrix (ECM) exert profound effects on cancer cell behavior that are difficult to model in vitro. This perspective discusses the utility of nanofabricated biosubstrates, such as the novel collagen‐coated nanogrooved array, for recapitulating the ...
Vic Zamloot, JinSeok Park
wiley   +1 more source

Automated Spin‐Assisted Layer‐by‐Layer Epitaxy Produces Highly Oriented Mixed‐Linker MOF Thin Films

open access: yesAngewandte Chemie International Edition, EarlyView.
An automated spin‐assisted layer‐by‐layer growth method enables rapid fabrication of highly oriented Zn2BDC2DABCO metal‐organic framework thin films under ambient conditions. Correlative characterization confirms excellent reproducibility, uniform film formation, and exceptional out‐of‐plane orientation exceeding 85%.
Eleonora Afanasenko   +13 more
wiley   +1 more source

Automatic Mapping of Small Lunar Impact Craters Using LRO‐NAC Images

open access: yesEarth and Space Science, 2022
Impact craters are the most common feature on the Moon’s surface. Crater size–frequency distributions provide critical insight into the timing of geological events, surface erosion rates, and impact fluxes.
J. H. Fairweather   +5 more
doaj   +1 more source

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