Results 1 to 10 of about 8,196,711 (316)

A novel small molecule, AS1, reverses the negative hedonic valence of noxious stimuli

open access: yesBMC Biology, 2023
Background Pain is the primary reason people seek medical care, with chronic pain affecting ~ 20% of people in the USA. However, many existing analgesics are ineffective in treating chronic pain, while others (e.g., opioids) have undesirable side effects.
Kali Esancy   +6 more
doaj   +1 more source

Alkali-Active Sand Slate Powder for Use as Mineral Admixture in Mass Hydraulic Concrete: Technical and Economic Analysis

open access: yesAdvances in Materials Science and Engineering, 2021
This work has launched a comprehensive investigation on the macro performance and micro structure of mass concrete produced with alkali-active sand slate powder (ASSP) for use as the mineral admixture and a thorough analysis on its technical and economic
Xia Chen   +3 more
doaj   +1 more source

Structured data structures [PDF]

open access: yesCommunications of the ACM, 1974
Programming systems which permit arbitrary linked list structures enable the user to create complicated structures without sufficient protection. Deletions can result in unreachable data elements, and there is no guarantee that additions will be performed properly.
Ben Shneiderman, Peter Scheuermann
openaire   +2 more sources

Structure and structure relaxation [PDF]

open access: yesJournal of Non-Crystalline Solids, 1998
A discrete--dynamics model, which is specified solely in terms of the system's equilibrium structure, is defined for the density correlators of a simple fluid. This model yields results for the evolution of glassy dynamics which are identical with the ones obtained from the mode-coupling theory for ideal liquid--glass transitions.
Thomas Franosch   +3 more
openaire   +4 more sources

Achieving gas pressure-dependent luminescence from an AIEgen-based metal-organic framework

open access: yesNature Communications, 2022
Compounds displaying aggregation-induced emission behavior may have application in the preparation of smart materials. Here, the authors report a luminogen-containing metal-organic framework for which luminescence intensity changes are observed in ...
Zhijia Li   +5 more
doaj   +1 more source

Progress and challenges towards additive manufacturing of SiC ceramic

open access: yesJournal of Advanced Ceramics, 2021
Silicon carbide (SiC) ceramic and related materials are widely used in various military and engineering fields. The emergence of additive manufacturing (AM) technologies provides a new approach for the fabrication of SiC ceramic products.
Rujie He   +6 more
doaj   +1 more source

Developmental changes in the accessible chromatin, transcriptome and Ascl1-binding correlate with the loss in Müller Glial regenerative potential

open access: yesScientific Reports, 2020
Diseases and damage to the retina lead to losses in retinal neurons and eventual visual impairment. Although the mammalian retina has no inherent regenerative capabilities, fish have robust regeneration from Müller glia (MG). Recently, we have shown that
Leah S. VandenBosch   +7 more
doaj   +1 more source

Superconducting nonlinear transport in optically driven high-temperature K3C60

open access: yesNature Communications, 2023
Optically driven quantum materials exhibit a variety of non-equilibrium functional phenomena, which to date have been primarily studied with ultrafast optical, X-Ray and photo-emission spectroscopy.
E. Wang   +7 more
doaj   +1 more source

Learning the Structure for Structured Sparsity [PDF]

open access: yesIEEE Transactions on Signal Processing, 2015
Structured sparsity has recently emerged in statistics, machine learning and signal processing as a promising paradigm for learning in high-dimensional settings. All existing methods for learning under the assumption of structured sparsity rely on prior knowledge on how to weight (or how to penalize) individual subsets of variables during the subset ...
Shervashidze, Nino, Bach, Francis
openaire   +2 more sources

Capital Structure and Debt Structure [PDF]

open access: yesReview of Financial Studies, 2008
Using a novel data set that records individual debt issues on the balance sheets of public firms, we demonstrate that traditional capital structure studies that ignore debt heterogeneity miss substantial capital structure variation. Relative to high credit quality firms, low credit quality firms are more likely to have a multi-tiered capital structure ...
Joshua D. Rauh, Amir Sufi
openaire   +4 more sources

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