Results 61 to 70 of about 8,591 (213)

Direct comparisons of 2D and 3D dental microwear proxies in extant herbivorous and carnivorous mammals. [PDF]

open access: yesPLoS ONE, 2013
The analysis of dental microwear is commonly used by paleontologists and anthropologists to clarify the diets of extinct species, including herbivorous and carnivorous mammals.
Larisa R G DeSantis   +8 more
doaj   +1 more source

The use of binary polymeric networks in stabilising polyethylene oxide solid dispersions [PDF]

open access: yes, 2016
The objective of this study was to determine if a high Tg polymer (Eudragit® S100) could be used to stabilize amorphous domains of polyethylene oxide (PEO) and hence improve the stability of binary polymer systems containing celecoxib (CX).
Abu Diak, Osama A.   +5 more
core   +1 more source

Inter‐microscope comparability of dental microwear texture data obtained from different optical profilometers: Part II Deriving instrument‐specific correction equations for meta‐analyses using published data

open access: yesThe Anatomical Record, EarlyView.
Abstract Dental microwear texture analysis (DMTA) has emerged as a valuable method for investigating the feeding ecology of vertebrates. Over the past decade, three‐dimensional topographic data from microscopic regions of tooth surfaces have been collected, and surface texture parameters have been published for both extant and fossil species.
Mugino O. Kubo   +4 more
wiley   +1 more source

Inter‐microscope comparability of dental microwear texture data obtained from different optical profilometers: Part I Reproducibility of diet inference using different instruments

open access: yesThe Anatomical Record, EarlyView.
Abstract Dental microwear texture analysis (DMTA) has become a well‐established method for dietary inference and reconstruction in both extant and extinct mammals and other tetrapods. As the volume of available data continues to grow, researchers could benefit from combining published data from various studies to perform meta‐analyses.
Daniela E. Winkler, Mugino O. Kubo
wiley   +1 more source

Properties of photocured epoxy resin materials for application in piezoelectric ultrasonic transducer matching layers [PDF]

open access: yes, 2010
This paper describes the acoustic properties of a range of epoxy resins prepared by photocuring that are suitable for application in piezoelectric ultrasonic transducer matching layers.
Hayward, Gordon   +4 more
core   +1 more source

Research Progress of Polyoxometalate‐Integrated Frameworks: Syntheses, Properties, and Applications

open access: yesChemistryEurope, EarlyView.
This review systematically summarizes the integration of polyoxometalates with covalent organic frameworks, metal‐organic frameworks, hydrogen‐bonded organic frameworks, and emerging porous hosts. It highlights synergistic effects, synthesis strategies, and applications in catalysis, energy storage, sensing, and biomedicine, while addressing current ...
De‐Yin Wang   +6 more
wiley   +1 more source

Nanocompósitos de poliamida 6/Argila organofílica: efeito do peso molecular da matriz na estrutura e propriedades mecânicas e termomecânicas Polyamide 6/organoclay nanocomposites: effect of matrix molecular weight on structure and mechanical and thermal-mechanical properties

open access: yesPolímeros, 2008
Nanocompósitos de poliamida 6/argila organofílica foram preparados pelo método de intercalação por fusão. A argila foi tratada com o sal quaternário de amônio (Genamin) visando-se a obtenção da argila organofílica (OMMT).
Renê A. da Paz   +5 more
doaj   +1 more source

Dispersion of carbon nanotubes in polypropylene via multilayer coextrusion: Influence on the mechanical properties [PDF]

open access: yes, 2013
The authors would like to thank PSA for funding this research and providing some of the materials used in this study. We also would like to thank R. Glénat, P. Soria, E. Dandeu, A. Grand- montagne and A.
DELALANDE, S   +4 more
core   +6 more sources

Effect of Ammonium Polyphosphate/Silicate Content on the Postfire Mechanics of Epoxy Glass‐Fiber Composites Using Facile Chocolate Bar‐Inspired Structures

open access: yesFire and Materials, Volume 49, Issue 3, Page 329-346, April 2025.
ABSTRACT This study investigates the postfire mechanical properties of epoxy glass‐fiber reinforced composites (EP GFRCs) using increasing concentrations of ammonium polyphosphate (APP) and inorganic silicate (InSi) to modify the char and fire residue.
Sruthi Sunder   +5 more
wiley   +1 more source

Dynamic Hardness Tester and Cure Meter [PDF]

open access: yes, 1993
The Shore hardness tester is used extensively throughout industry to determine the static modulus of materials. The new apparatus described here extends the capability of an indentor-type tester into the dynamic regime, and provides a measurement of the ...
Fiorito, Ralph B., Madigosky, Walter M.
core   +1 more source

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