Results 11 to 20 of about 123 (108)

Geometric characterizations of the strict Hadamard differentiability of sets [PDF]

open access: yes, 2021
International audienceLet S be a closed subset of a Banach space X. Assuming that S is epi-Lipschitzian atx in the boundary bdry S of S, we show that S is strictly Hadamard differentiable atx IFF the Clarke tangent cone T (S,x) to S atx contains a closed
Sene, Moustapha, Jourani, Abderrahim
core   +1 more source

Advancing Our Understanding of Martian Proton Aurora Through a Coordinated Multi‐Model Comparison Campaign

open access: yesJournal of Geophysical Research: Space Physics, Volume 128, Issue 10, October 2023., 2023
Abstract Proton aurora are the most commonly observed yet least studied type of aurora at Mars. In order to better understand the physics and driving processes of Martian proton aurora, we undertake a multi‐model comparison campaign. We compare results from four different proton/hydrogen precipitation models with unique abilities to represent Martian ...
Andréa C. G. Hughes   +16 more
wiley   +1 more source

Plasmaspheric High‐Frequency Whistlers as a Candidate Cause of Shock Aurora at Earth

open access: yesGeophysical Research Letters, Volume 50, Issue 16, 28 August 2023., 2023
Abstract Auroral brightening driven by interplanetary shocks on Earth's closed magnetic field lines is commonly attributed to the 0.1–10 keV electron precipitations by electron cyclotron harmonic waves and whistler‐mode chorus waves in the low‐density region.
Nigang Liu   +7 more
wiley   +1 more source

The tracts, cytoarchitecture, and neurochemistry of the spinal cord

open access: yesThe Anatomical Record, Volume 306, Issue 4, Page 777-819, April 2023., 2023
Abstract The human spinal cord can be described using a range of nomenclatures with each providing insight into its structure and function. Here we have comprehensively reviewed the key literature detailing the general structure, configuration of tracts, the cytoarchitecture of Rexed's laminae, and the neurochemistry at the spinal segmental level.
Sheryl Tan   +2 more
wiley   +1 more source

Impact of faulting in depocentres development, facies assemblages, drainage patterns, and provenance in continental half‐graben basins: An example from the Fanja Basin of Oman

open access: yesBasin Research, Volume 35, Issue 2, Page 705-743, April 2023., 2023
The effects of fault movement and climatic variations on continental syn‐rift deposition are reflected in the basin‐ and bedding geometries, infill patterns, bulk mineralogy, and palaeodrainage directions in the Qahlah Formation outcropped in the Fanja Basin (Oman).
Camilla L. Würtzen   +5 more
wiley   +1 more source

Clinically Translatable Transcrocetin Delivery Platform for Correction of Tumor Hypoxia and Enhancement of Radiation Therapy Effects

open access: yesSmall, Volume 19, Issue 12, March 22, 2023., 2023
A liposome‐based nanoparticle encapsulating transcrocetin (NP TSC) acts as a radiosensitizer. The therapeutic concentration and dosage are identified based on Phase I clinical trial results and pre‐clinical validation is conducted in triple negative breast cancer mouse model.
Marie‐Charlotte Diringer   +16 more
wiley   +1 more source

A Fully Integrated Closed‐Loop System Based on Mesoporous Microneedles‐Iontophoresis for Diabetes Treatment

open access: yesAdvanced Science, Volume 8, Issue 16, August 18, 2021., 2021
A fully integrated wearable closed‐loop system (IWCS) based on microneedle‐iontophoresis platform is developed for in situ diabetic sensing and treatment. This IWCS is demonstrated to accurately monitor glucose fluctuations and responsively deliver insulin to regulate hyperglycemia.
Xiangling Li   +14 more
wiley   +1 more source

Tangent and Normal Cones for Low-Rank Matrices [PDF]

open access: yes, 2019
In (D. R. Luke, J. Math. Imaging Vision, 47 (2013), 231–238) the structure of the Mordukhovich normal cone to varieties of low-rank matrices at rank-deficient points has been determined. A simplified proof of that result is presented here. As a corollary
Hosseini, S.   +5 more
core   +4 more sources

Convex subcones of the contingent cone in nonsmooth calculus and optimization [PDF]

open access: yes, 1987
The tangential approximants most useful in nonsmooth analysis and optimization are those which lie "between" the Clarke tangent cone and the Bouligand contigent cone. A study of this class of tangent cones is undertaken here. It is shown that although no
Doug Ward
core   +1 more source

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