Results 81 to 90 of about 167,380 (289)

A Comparison of Splitting Techniques for 3D Complex Padé Fourier Finite Difference Migration

open access: yesInternational Journal of Geophysics, 2011
Three-dimensional wave-equation migration techniques are still quite expensive because of the huge matrices that need to be inverted. Several techniques have been proposed to reduce this cost by splitting the full 3D problem into a sequence of 2D ...
Jessé C. Costa   +3 more
doaj   +1 more source

An exploration of CUDA and CBEA for a gravitational wave data-analysis application (Einstein@Home)

open access: yes, 2009
We present a detailed approach for making use of two new computer hardware architectures -- CBEA and CUDA -- for accelerating a scientific data-analysis application (Einstein@Home).
Breitbart, Jens, Khanna, Gaurav
core   +1 more source

Sprayable Polymer Blends With Short‐Chain Surface Segregation for Preventing Postoperative Abdominal Adhesions

open access: yesAdvanced Healthcare Materials, EarlyView.
Adhesions’ high occurrence rates and high morbidity render them a critical challenge to be addressed. Current prevention methods, such as physical barriers, have many limitations, resulting in inconsistent safety and efficacy. This study demonstrates the potential for sprayable polymeric materials as an adhesion barrier.
Robert J. Morris III   +7 more
wiley   +1 more source

Design and verification of a DMA controller based on the ICB bus

open access: yesDianzi Jishu Yingyong
Through the study and understanding of the film bus, in order to maximize the advantages of the bus, this paper combines the direct storage and access technology and ICB bus, and designs an ICB bus based DMA controller.
Su Xing, Liu Wei
doaj   +1 more source

Designed Liquid Crystalline Nanoassemblies From Clinically Validated Polyunsaturated Lipids for Combined Antioxidant, Anti‐Apoptotic, and Neurotrophic Treatments

open access: yesAdvanced Healthcare Materials, EarlyView.
Ionizable lipid nanoparticles target multiple pathological pathways in neurodegeneration. The designed self‐assembled materials undergo a pH‐triggered structural transformation from a cubosome/hexosome coexistence to a hexosome phase, enhancing intracellular delivery of a multi‐target phytochemical formulation. The antioxidant‐loaded pH‐responsive LNPs
Thelma Akanchise   +4 more
wiley   +1 more source

Assessment of Total Mercury in Public Drinking Water: A Case Study of Sana’a City, Yemen

open access: yesPakistan Journal of Analytical & Environmental Chemistry
Mercury (Hg) contamination in drinking water poses a significant health risk, as acknowledged by the World Health Organization (WHO). However, research on Hg contamination in potable water sources in Yemen is lacking.
Abdulqawi A. Numan   +3 more
doaj   +1 more source

Confinement effects on glass forming liquids probed by DMA

open access: yes, 2010
Many molecular glass forming liquids show a shift of the glass transition T-g to lower temperatures when the liquid is confined into mesoporous host matrices.
C. L. Jackson   +16 more
core   +1 more source

Ammonium Salts as Curing Agents to Obtain Ionic Epoxy Resins With a Thermoplastic‐to‐Thermoset Transition

open access: yesAdvanced Materials, EarlyView.
Ionic epoxy networks are prepared using ammonium salts as hardeners, leading to a two‐stage curing process with a thermoplastic‐like intermediate. This uncommon behavior enables extrusion and fabrication of thermoplastic prepregs that can be cured into thermoset composites.
Izabela Kurowska   +10 more
wiley   +1 more source

2D MOF with Intrinsic Porosity for Colorimetric Volatile Organic Compounds (VOCs) Detection

open access: yesAdvanced Materials, EarlyView.
An uncommon 2D MOF with intrinsic in‐plane porosity that can be mechanically exfoliated undergoes a distinct and reversible colour change upon exposure to various volatile organic compounds. ABSTRACT In this work, we report an uncommon 2D metal–organic framework (MOF) with intrinsic in‐plane porosity that undergoes a distinct and reversible colour ...
Sergio R. Gamarra   +4 more
wiley   +1 more source

Was Television Responsible for a New Generation of Smokers? [PDF]

open access: yes, 2019
Consumers’ response to mass media can be difficult to assess because individuals choose for themselves the amount of media they consume, and that choice may be correlated with their other consumption decisions.
Thomas, Michael
core   +1 more source

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