Results 81 to 90 of about 100,855 (336)

Hydroxyapatite promotes superior adhesion and proliferation of telomerase transformed keratocytes in comparison with inert plastic skirt materials used in leading contemporary keratoprostheses [PDF]

open access: yes, 2005
Aim: Published clinical series suggest the osteoodontokeratoprosthesis (OOKP) may have a lower extrusion rate than current synthetic keratoprostheses. The OOKP is anchored in the eye wall by autologous tooth.
Allen, B.D.S.   +6 more
core   +2 more sources

Thermal property improvement of polytetrafluoroethylene nanocomposites with graphene nanoplatelets

open access: yesRSC Advances, 2018
Thermal properties including the crystallization behavior, thermal stability and thermal conductivity for a series of graphene nanoplatelet (GNP)–polytetrafluoroethylene (PTFE) nanocomposites were studied.
Xinzhi Cai   +5 more
semanticscholar   +1 more source

Electroactive Metal–Organic Frameworks for Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska   +7 more
wiley   +1 more source

Influence of Sugars and Surface Properties on Wettability and Adhesion of Starch-Based Model Suspensions on Polytetrafluoroethylene (PTFE) and Polyethylene Terephthalate (PET) Surfaces

open access: yesFoods
In food drying processes such as cast-tape drying, refractance window, and drum drying, spreading food suspensions on hydrophobic surfaces is critical. This study investigated the effects of low-molar-mass sugars (glucose, sucrose, and fructose) on the ...
Ana Caroline Frabetti   +4 more
doaj   +1 more source

Refractory-metal compound impregnation of polytetrafluoroethylene [PDF]

open access: yes, 1969
Process impregnates polytetrafluoroethylene /PTFE/ with rhenium or molybdenum compounds. The refractory metals impregnated PTFE combines chemical inertness with electrical conductivity.
Leibecki, H. F.
core   +1 more source

GeAl2‐2xFe2xO3(OH)4 Nanotubes: New Electrocatalyst for Oxygen Evolution Reaction

open access: yesAdvanced Functional Materials, EarlyView.
Fe‐doped imogolite nanotubes are synthesized via a one‐step hydrothermal method with varying Fe substitution ratios x. Structural and spectroscopic analyses confirm homogeneous Fe incorporation while preserving tubular shape. Optimal doping at x = 0.05 enhances optical absorption, narrows band gap, reduces charge transfer resistance, and significantly ...
Yassine Naciri   +12 more
wiley   +1 more source

The new technology for manufacturing polymer Nanopowder. Part 2 [PDF]

open access: yesНанотехнологии в строительстве, 2016
The authors studied the problem of pollution by waste polymers. The research is dedicated to the methods of recycling of polymers, in particular PTFE.
GRYAZNOV Igor Vasilevich   +1 more
doaj   +1 more source

Tailoring the Properties of Functional Materials With N‐Oxides

open access: yesAdvanced Functional Materials, EarlyView.
The properties of materials bearing N‐oxide groups are often dominated by the polar N+─O− bond. It provides hydrophilicity, selective ion‐binding, electric conductivity, or antifouling properties. Many of the underlying mechanisms have only recently been discovered, and the interest in N‐oxide materials is rapidly growing.
Timo Friedrich   +5 more
wiley   +1 more source

Fabrication of AlN-TiC composition by azide self-propagation high-temperature synthesis of bulk and pressed samples from a “Al–Ti–C–C2F4–NaN3–N2” system

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение
The application of the combustion process of bulk and pressed mixtures of powder reagents: sodium azide, polytetrafluoroethylene , carbon black (C), aluminum (Al) and titanium (Ti) at different ratios of components in an atmosphere of gaseous nitrogen ...
A. F. Yakubova   +2 more
doaj   +1 more source

Fabrication of polytetrafluoroethylene nanofibrous membranes for guided bone regeneration

open access: yesRSC Advances, 2018
In this study, we first prepared the precursor polytetrafluoroethylene (PTFE)/poly(ethylene oxide) (PEO) nanofibrous membranes by electrospinning with different PTFE/PEO weight ratios.
Jin-young Park   +3 more
semanticscholar   +1 more source

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