Results 41 to 50 of about 197,794 (316)

Facial Cosmetic Therapy Use Among Patients With Systemic Sclerosis: An Australian Cohort Study

open access: yesArthritis Care &Research, EarlyView.
Objective Systemic sclerosis (SSc) is associated with numerous facial manifestations for which patients may engage in cosmetic therapies. It is unclear how patients with SSc use these therapies. This study sought to characterize patient engagement and experiences with cosmetic therapies for SSc‐related and non‐SSc–related facial changes.
Zachary Warren   +11 more
wiley   +1 more source

Prediction of band gap and color of cobalt-doped gahnite ceramic pigment by combining machine learning, DFT, and experimental methods

open access: yesResults in Physics
In recent years, we have conducted some research on the color prediction of ceramic pigments with DFT, and this method was investigated in a review paper. In this work, we selected the gahnite structure and implemented the idea of predicting the color of
S.Y. Vaselnia   +2 more
doaj   +1 more source

Evaluation of Some Conducting Polymers as Novel Antioxidants for Rubber Vulcanizates

open access: yesInternational Journal of Polymer Science, 2014
Natural rubber (NR) and styrene-butadiene rubber (SBR) formulations containing polyaromatic and polyheterocyclic amine homopolymers and copolymers were prepared.
M. A. Abd El-Ghaffar   +2 more
doaj   +1 more source

A multi-analytical study on the photochemical degradation of synthetic organic pigments

open access: yes, 2015
This paper summarizes the results of a photochemical ageing study on selected synthetic organic pigments used in paint formulations both as artists' and industrial materials. Some of them are rated by the American Society for Testing and Materials (ASTM)
Schilling, M.   +13 more
core   +1 more source

Printed Integrated Logic Circuits Based on Chitosan‐Gated Organic Transistors for Future Edible Systems

open access: yesAdvanced Functional Materials, EarlyView.
Edible electronics needs integrated logic circuits for computation and control. This work presents a potentially edible printed chitosan‐gated transistor with a design optimized for integration in circuits. Its implementation in integrated logic gates and circuits operating at low voltage (0.7 V) is demonstrated, as well as the compatibility with an ...
Giulia Coco   +8 more
wiley   +1 more source

Using of Hyperbranched Poly(amidoamine) as Pretanning Agent for Leather

open access: yesInternational Journal of Polymer Science, 2013
Although chrome is considered as the major tanning agent in the production of all types of hides and leather worldwide, it represents a serious source of environmental pollution.
Amal Amin Ibrahim   +3 more
doaj   +1 more source

Preparation and evaluation of some nanocarbon (NC) based composites for optoelectronic applications

open access: yesScientific Reports, 2023
Polyaniline/nanocarbon (PANI/NC) nanocomposites have been prepared by in situ polymerization of aniline monomer in the presence of a stable colloidal solution of nanocarbon NC using ammonium persulfate as an initiator and silver ions (Ag+) as oxidizing ...
Noha Elhalawany   +2 more
doaj   +1 more source

From Food to Power: Hydrogel Thermoelectrics for Ingestible Electronics

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a fully edible thermoelectric–electrochromic platform that harvests heat from food and converts it into a visible color change. N‐type and p‐type hydrogel thermoelectric generators connected in series power anthocyanin‐based electrochromic displays, demonstrating the feasibility of safe, biodegradable, ingestible systems for on‐food ...
Antonia Georgopoulou   +3 more
wiley   +1 more source

Enhanced electrochemical and optical properties of polyaniline-based Ag2O/NiO/ reduced carbon black nanocomposites for renewable energy applications

open access: yesScientific Reports
A multi-step synthesis strategy was employed to fabricate Ag2O/NiO/rOCB@PANI core-shell nanocomposites. Silver oxide and nickel oxide nanoparticles were first decorated onto a reduced oxidized carbon black matrix (Ag/Ni/rOCB hybrid core), followed by the
Rasha A. Baseer   +4 more
doaj   +1 more source

Influence of Alkaline Treatment on Structural Modifications of Chlorophyll Pigments in NaOH—Treated Table Olives Preserved without Fermentation

open access: yesFoods, 2020
Alkaline treatment is a key stage in the production of green table olives and its main aim is rapid debittering of the fruit. Its action is complex, with structural changes in both the skin and the pulp, and loss of bioactive components in addition to ...
Marta Berlanga-Del Pozo   +2 more
doaj   +1 more source

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