Results 11 to 20 of about 267,630 (217)

Nonlinear optical and DFT study of natural dye extracted from Lawsonia inermis leaves using He–Ne laser [PDF]

Scientific Reports
This study presents the third-order nonlinear optical (NLO) properties of a natural dye derived from lawsonia Inermis, investigated using Z-scan with continuous-wave He–Ne laser at a wavelength of 632.8 nm.
S. Jeyaram, A. G. Bharathi Dileepan, M. Vishalatchi, K. Jayasheela, S. Murali, Mohammad Ahmad Wadaan, Nawaf D. Almoutiri, Saheed Olanrewaju Oseni, Madhappan Santhamoorthy   +8 more
doaj   +2 more sources

Potential investigation of combined natural dye pigments extracted from ivy gourd leaves, black glutinous rice and turmeric for dye-sensitised solar cell [PDF]

Heliyon, 2023
Environmental sustainability, resource availability, and cost-effectiveness are the driving forces behind the search for natural sensitised dyes to replace synthetic ones.
V. Seithtanabutara, N. Chumwangwapee, A. Suksri, T. Wongwuttanasatian   +3 more
doaj   +2 more sources

Effect of Physicochemical Process Variables on Natural Indigo Dye Production from Strobilanthes cusia Leaves by Response Surface Methodology

Indonesian Journal of Chemistry, 2022
The recovery process of indigoid compounds involves enzymatic hydrolysis of indigo precursors continued by oxidation reaction to synthesize indigo pigment. The purpose of this research was to evaluate the effect of physicochemical process variables, i.e.,
Edia Rahayuningsih, Wachid Siti Fatimah, Mukmin Sapto Pamungkas, Taranipa Marfitania   +3 more
doaj   +1 more source

Titanium Dioxide-Curcumin Composite Materials from Aceh Curcuma Natural Source and Their Evaluation as Antiradical Agents Through In Vitro Study

Indonesian Journal of Chemistry, 2023
The usage of antiradical agents is pivotal for suppressing the negative effects of free radicals on human health. Curcumin, a well-known natural antiradical agent, suffers from its low stability and high price, thus, limiting its potential in real ...
Indriana Kartini, Tutik Dwi Wahyuningsih, Adhi Dwi Hatmanto, Vina Aida Roza, Yehezkiel Steven Kurniawan   +4 more
doaj   +1 more source

Establishing a New International Standard for Natural Dyed Textile Goods [Natural Organic Dye Standard (NODS)]

Journal of Natural Fibers, 2023
Environmental awareness has become more important among individuals and societies in recent years. The increasing awareness and sensitivity to the environment have made the reintroduction of natural dyes in the textile industries even more important.
Recep Karadag
doaj   +1 more source

Natural Dye of Beetroot

ARO-The Scientific Journal of Koya University, 2023
In this study, a simple and indirect spectrophotometric method for the quantification of atenolol in pharmaceutical formulations, utilizing a natural food dye extracted from red beet root, is presented.
Tara F. Tahir, Kurdistan F. Aziz, Dashne M. Kokhasmail   +2 more
doaj   +1 more source

Extraction and Natural Cotton Dyeing of Valonia Oak and Anatolian Buckthorn by Microwave Irradiation

Journal of Natural Fibers, 2022
In this work, organic cotton fabrics were dyed using Rhamnus petiolaris Boiss, Quercus ithaburansis Decaisne, and Quercus ithaburansis Decaisne + Rhamnus petiolaris Boiss by microwave irradiation and conventional dyeing methods.
Recep Karadag, Banu Yesim Buyukakinci, Emine Torgan   +2 more
doaj   +1 more source

Fabrication and Characterization of a Dye-Sensitized Solar Cell using Natural Dye Extract of Rosella (Hibiscus sabdariffa L.) as Photosensitizer

Journal of Nigerian Society of Physical Sciences, 2021
The relatively low energy conversion efficiency of dye-sensitized solar cells (DSSCs) is a key challenge hindering the commercialization of the solar cell. The photochemical performance of the dye used as a photosensitizer for the DSSC greatly determines
A. A. Willoughby, A. A. Soge, O. F. Dairo, O. D. Olukanni, E. U. Durugbo, W. S. Michael, T. A. Adebayo   +6 more
doaj   +1 more source

Sustainable fashion: eco-friendly dyeing of wool fiber with novel mixtures of biodegradable natural dyes

Scientific Reports, 2022
Natural materials, especially natural colorants, have achieved global prominence and might be regarded as an environmentally beneficial alternative to hazardous synthetic dyes.
Lina Lin, Tiancheng Jiang, Lexin Xiao, Md. Nahid Pervez, Xiaobo Cai, Vincenzo Naddeo, Yingjie Cai   +6 more
doaj   +1 more source

Dyeing of Silk Fabric with Natural Wall Nut Tree Wood Dye and Its Ultraviolet Protection Properties

Journal of Natural Fibers, 2022
Maintaining color fastness and endow functionality of the fabrics dyed with natural colorants had been the major constraint of natural dye in modern textile practices. In this work, a natural dye was extracted from wall nut tree wood.
Shiwen Wang, Linan Wang, Minghua Wu, Kaili Song, Zhicheng Yu   +4 more
doaj   +1 more source