Results 41 to 50 of about 59,948 (308)

RENEWABLE NATURAL RAW MATERIALS ARE THE BASIS FOR THE PRODUCTION OF MULTIFUNCTIONAL BIOPOLYMER REAGENT SYSTEMS FOR USE IN OILFIELD CHEMISTRY

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2023
The relevance of the study is caused by the need to use both non-renewable and renewable natural resources to meet the energy needs. The purpose: the use of renewable raw materials with similar technological characteristics (starch, guar gum and neutral ...
Marianna E. Loginova   +4 more
doaj   +1 more source

Understanding the Burden of Orofacial Involvement and Patient Treatment Preferences in Systemic Sclerosis: Results From a Large International Survey

open access: yesArthritis Care &Research, EarlyView.
Objective Orofacial manifestations are significantly impactful in patients with systemic sclerosis (SSc) yet remain understudied, with no dedicated clinical guidelines to inform their management. Methods An international online survey comprised38 questions addressing orofacial manifestations of SSc, including patients’ confidence in their treating ...
Eleni Deligianni   +4 more
wiley   +1 more source

An Edible Chitosan‐Based Acoustic Sensor for Sound‐Responsive Actuation in Edible Robots

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces an edible acoustic sensor for robotic food and edible robotics. Built from a chitosan piezoelectric film between gold electrodes, the sensor enables acoustic communication through ON/OFF keying. Integrated into an edible robot with pneumatically actuated arms and neck, it responds to high‐frequency tones.
Valerio Francesco Annese   +8 more
wiley   +1 more source

Polysaccharide Paint Binding Media at Two Pharaonic Settlements in Nubia

open access: yesHeritage, 2022
Paints and plasters from two pharaonic settlement sites in Nubia (northern Sudan) were analysed to investigate the presence and origin of organic binding materials.
Kate Fulcher   +3 more
doaj   +1 more source

A Mastication Device Designed for the Evaluation of Chewing Gums

open access: yes, 1981
A mechanical device designed to simulate the human mastication of chewing gum was used to evaluate the enamel polish, dentin abrasion, and reduction in enamel solubility produced by several commercial gums, as well as experimental gums incorporated with
M.S. Putt   +3 more
core   +1 more source

Digitally Printed Eco‐Friendly Electronic Devices

open access: yesAdvanced Functional Materials, EarlyView.
Fabrication of electronics using eco‐friendly materials through digital printing routes is a promising strategy for improving life cycle sustainability and reducing the environmental impacts of conventional manufacturing. This review highlights state‐of‐the‐art eco‐friendly materials, green ink formulations, various resource‐efficient digital printing ...
Nitheesh M. Nair   +5 more
wiley   +1 more source

Problems of Teeth and Gums Expert System [PDF]

open access: yes, 2017
Our gums (gingiva) act as a significant barricade in guarding our teeth and their neighboring support structures. A tiny known fact is that gum disease is the foremost cause of tooth loss in grown persons. Healthy, strong, teeth are reliant on on healthy
Agha, Massoud   +3 more
core   +2 more sources

Snow Gums in Orroral Valley near Canberra

open access: yes, 2021
Dept. of Geography.
ANU Photographic Services   +1 more
core  

Phase Engineering of Atomically Precise Nanoclusters (APNCs) of Gold and Beyond

open access: yesAdvanced Materials, EarlyView.
Engineering the structural phase of materials is of paramount importance for both fundamental research and practical applications. In this Review, we summarize the recent progress in controlling the phases of atomically precise nanoclusters (APNCs) of gold, silver and copper, as well as bimetallic systems. The phase‐enabled material properties of APNCs
Yitong Wang   +4 more
wiley   +1 more source

Poly(acrylonitrile) Grafted Ipomoea Seed-Gums:  A Renewable Reservoir to Industrial Gums

open access: yes, 2016
Plants of Ipomoea genus are widely distributed in India as wild vegetation and are reported source for the seed gums. Seed gums from Ipomoea dasysperma, Ipomoea hederacea, and Ipomoea palmata plants were grafted with polyacrylonitrile (PAN) using ...
Ashutosh Tiwari (421117)   +3 more
core   +1 more source

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