Results 61 to 70 of about 21,363 (295)

Surface roughness and contact angle of calcium sulfoaluminate cement mortar for optimal hydrophobic-agent content

open access: yesKSCE Journal of Civil Engineering
In this study, polydimethylsiloxane (PDMS) and tetraethoxysilane, commonly used in water-repellent coatings, were directly incorporated into calcium sulfoaluminate (CSA) cement mortar to create a cement composite with water-repellent properties.
Younghwan Kim, Hongseob Oh
doaj   +1 more source

Atomized Oxidative Polymerization as a 3D Printing Platform for Binder‐Free, Bulk Conductive Polymer Architectures

open access: yesAdvanced Functional Materials, EarlyView.
Co‐delivery of electrosprayed EDOT and oxidant enables bulk oxidative polymerization during layer‐by‐layer fabrication, creating stable, highly conductive 3D PEDOT structures. This Atomized Oxidative Polymerization (AOP) overcomes the surface deposition‐only and matrix‐limited conductivity of conventional Vapor Phase Polymerization (VPP) and PEDOT:PSS ...
Tazdik Patwary Plateau   +2 more
wiley   +1 more source

The effectiveness of commercially available wetting agents for combating on-site soil water repellency in sandy soil [PDF]

open access: yes, 2011
Soil hydrophobicity reported to be a worldwide problem throughout the world and Australia affecting diverse soil types particularly soil with high sand content.
Nowbakht, Maryam
core   +1 more source

Interlayer Expansion of Bulk MoS2 via Top‐Down Organic Pillaring Enables Tunable Li+ Intercalation and Controlled Solvent Co‐Intercalation

open access: yesAdvanced Functional Materials, EarlyView.
Top‐down organic pillaring expands the interlayer spacing of bulk‐sized MoS2 particles while preserving the bulk morphology. Operando X‐ray diffraction and electrochemical dilatometry show that MoS2‐bulk undergoes solvent co‐intercalation in diglyme electrolyte, causing large structural expansion, while pillared, expanded MoS2 suppresses solvent uptake
Jaehoon Choi   +8 more
wiley   +1 more source

Laboratory Evaluation of Water-Repellent Soils for Water Harvesting [PDF]

open access: yes, 1974
From the Proceedings of the 1974 Meetings of the Arizona Section - American Water Resources Assn. and the Hydrology Section - Arizona Academy of Science - April 19-20, 1974, Flagstaff, ArizonaReported are laboratory evaluations to screen water-repellent ...
Fink, Dwayne H.
core  

Evaluation of water repellent treatments applied to stones used in andalusian cathedrals. II. Salt crystallization test

open access: yesMateriales de Construccion, 1993
In a previous paper we have studied the changes that have ocurred in the properties related to water access and movement in the stone after the application of water repellent treatments.
R. Villegas Sánchez, J. F. Vale Parapar
doaj   +1 more source

Development of Bio and Non-Fluorinated Palmitic Acid Based Water Repellent for Cotton Fabric

open access: yesJournal of Natural Fibers, 2022
Fluorinated compounds provide excellent oil and water repellency to cotton fabrics. But, they have various toxic effects on human health and the environment.
Rabia Sharif   +5 more
doaj   +1 more source

Myrcene‐Based Tailored Co‐Polymers as Active Pharmaceutical Excipients: Bio‐Based Solutions for Mucoadhesive Excipients

open access: yesAdvanced Functional Materials, EarlyView.
Mucoadhesive amphiphilic block and statistical copolymers were synthesized via Reversible Addition–Fragmentation Chain Transfer polymerization from bio‐sourced myrcene and polyethylene glycol methacrylate. The resulting polymers exhibit narrow molar‐mass distributions, high regioselectivity, well‐defined microstructures, and tend to self‐assemble into ...
David Gintsburg   +9 more
wiley   +1 more source

Superhydrophobic surfaces: a model approach to predict contact angle and surface energy of soil particles [PDF]

open access: yes, 2009
Wettability of soil affects a wide variety of processes including infiltration, preferential flow and surface runoff. The problem of determining contact angles and surface energy of powders, such as soil particles, remains unsolved.
Bachmann, Jörg   +3 more
core   +1 more source

Pressure Drop Characteristics on Gas/Liquid Two-Phase Flow in A Curved Mini-Channel Affected by The Wall Wettability

open access: yesJournal of Fluid Science and Technology, 2007
In the present investigation, detailed observation on the pressure drop characteristics affected by the wall wettability in a curved mini-channel were carried out. The test channel is the serpentine channel with six straight sections and curved sections.
Toru SUKAWA   +3 more
doaj   +1 more source

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