Zobrazeno 1 - 10
of 21 066
pro vyhledávání: '"thermal degradation"'
Publikováno v:
eXPRESS Polymer Letters, Vol 18, Iss 11, Pp 1149-1163 (2024)
Epoxidized natural rubber with 50 mol% epoxide (ENR-50) was compounded with zinc chloride (ZnCl2) and subjected to torque response analysis using a moving die rheometer. It was found that different ZnCl2 concentrations (3, 5, 7, 9, and 12 millimoles
Externí odkaz:
https://doaj.org/article/5434a94da76b4e27ad3686b540aef62a
Effects of frying and food items on the physicochemical properties of palm oil obtained from Nigeria
Publikováno v:
Discover Food, Vol 4, Iss 1, Pp 1-13 (2024)
Abstract The consumption of palm oil has particularly increased in Nigeria due to increased population, lifestyle changes, and its health benefits. The conversion and recycling of the ever-growing food waste from household and commercial is one of th
Externí odkaz:
https://doaj.org/article/a5a6dcfb5c0c4d6e8f4c59b8b87537f0
Autor:
Sivasubramanian Palanisamy, Sumesh Keerthiveetil Ramakrishnan, Carlo Santulli, Tabrej Khan, Omar Shabbir Ahmed
Publikováno v:
BioResources, Vol 19, Iss 4, Pp 8459-8478 (2024)
Fibers collected from the husk of areca nut trees were chopped to a length of 30 mm and were either used as such or subjected to alkaline treatment by immersion in a 5% sodium hydroxide (NaOH) solution. The untreated and treated fibers were investiga
Externí odkaz:
https://doaj.org/article/8c4e8ce6ce7d4296a75c06c32b8c8b66
Autor:
Lekan Olatayo Afolagboye, Olubunmi Oluwadare Owoyemi, Yusuf Ademola Abdu‑Raheem, Aderemi Sunday Adeoye
Publikováno v:
Discover Civil Engineering, Vol 1, Iss 1, Pp 1-16 (2024)
Abstract Lateritic soils are important to various engineering applications, especially in tropical regions, where they serve as key components in road construction, embankments, and other geotechnical structures. This study investigated the combined
Externí odkaz:
https://doaj.org/article/a8b5e58bc7df4b8baa4934b94196159d
Publikováno v:
eXPRESS Polymer Letters, Vol 18, Iss 6, Pp 623-637 (2024)
Dibutyl phosphate-bound natural rubber (DBNR) was prepared by reacting epoxidized natural rubber with 20 mol% (ENR-20) with dibutyl phosphate in a latex medium. Fourier transform infrared spectroscopy (FTIR) was used to confirm the molecular structur
Externí odkaz:
https://doaj.org/article/e0bc5371a32542dc9de383c30677cb40
Autor:
Yurou Chen, Yili Wei, Tiantian Wei, Yungang Sun, Zhukang Bai, Junchang Gao, Jun Li, Shun Wang, Yadong Wu, Huile Jin
Publikováno v:
Polymer Testing, Vol 138, Iss , Pp 108550- (2024)
In this study, a novel fluorine-containing carbon nanosphere was synthesized by high-temperature carbonization of waste fluororubber trimmings, and its mixing method with fluororubber was investigated. It was found that the solution mixing method res
Externí odkaz:
https://doaj.org/article/cf58373e027040c1a68cb66771337a91
Publikováno v:
Heritage Science, Vol 12, Iss 1, Pp 1-9 (2024)
Abstract This research paper presents a novel methodology for determining the burn temperature of archaeological bones using electron paramagnetic resonance (EPR) supported by Fourier Transform Infrared (FTIR) spectroscopy. A selection of bone sample
Externí odkaz:
https://doaj.org/article/262d7a61f8fb409498a5dc080172336b
Autor:
Vinayak S. Hiremath, D. Mallikarjuna Reddy, Rajasekhara Reddy Mutra, Aditya Sanjeev, Thulasidhas Dhilipkumar, Naveen J
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 4053-4063 (2024)
In this comprehensive review, we dive into the potential of natural fibre composites, tracing their historical use spanning three millennia and their recent incorporation into polymer matrices. Various natural fibres, including flax, hemp, jute, and
Externí odkaz:
https://doaj.org/article/d6c831f292014fedba205241b1426b19
Autor:
Everton Geraldo de Morais, Carlos Alberto Silva, Suduan Gao, Leônidas Carrijo Azevedo Melo, Bruno Cocco Lago, Jéssica Cristina Teodoro, Luiz Roberto Guimarães Guilherme
Publikováno v:
Nitrogen, Vol 5, Iss 2, Pp 288-300 (2024)
Much progress has been made in understanding the conditions of biochar production related to biochar properties and carbon (C). Still, very little knowledge has been gained regarding the effects on nitrogen (N), one of the most critical nutrients aff
Externí odkaz:
https://doaj.org/article/68dcb8cf6d514a3ca5927426138b8c01
Autor:
Brenda V. Canizo, María Florencia Jofré, Sabrina B. Mammana, Ricardo Elia Dazat, María Fernanda Silva, Federico J.V. Gomez
Publikováno v:
Journal of Ionic Liquids, Vol 4, Iss 2, Pp 100112- (2024)
Melatonin is an indoleamine with functions as neurohormone, that is well known as pharmaceutical or healthcare product. Like many pharmaceutical compounds, melatonin is recognized to be an unstable molecule, principally sensitive to light and high te
Externí odkaz:
https://doaj.org/article/beff9559cb13416d960768bc1e2b90cf