Results 21 to 30 of about 461,461 (308)

5 Fluorouracil‐loaded biosynthesised gold nanoparticles for the in vitro treatment of human pancreatic cancer cell

open access: yesIET Nanobiotechnology, 2019
In this study, green synthesis of gold nanoparticles (AuNPs) was performed by a sunlight irradiation method using the Borassus flabellifer fruit extract as a reducing agent. 5‐Fluorouracil (5‐FU)‐loaded GG capped AuNPs (5FU‐G‐AuNPs) was prepared.
Senthil Kumar Chinnaiyan   +4 more
doaj   +1 more source

Sustainable metal-free leather manufacture via synergistic effects of triazine derivative and vegetable tannins

open access: yesJournal of Leather Science and Engineering, 2023
Restrictions on heavy metals, especially chromium, have encouraged alternative tanning systems that can reduce environmental and human health risks from conventional chrome-based tanning.
Yuanhang Xiao   +5 more
doaj   +1 more source

CARBON SEQUESTRATION IN THE OCEAN-AN ESCAPE ROUTE

open access: yesEnvironmental Problems, 2022
The utilization of fossil fuels is releasing previously carbon stored in the various carbon pools of the earth and increasing the global concentration of Carbon dioxide from an initial 280 parts per million in the 1850s to above 400 parts per million ...
Wilson Uzochukwu Eze   +7 more
doaj   +1 more source

Sustainable Leather Manufacturing: Leveraging the Role of Plant Extracts for a Greener Future

open access: yesJournal of Engineering
The global leather industry processes about 17 million tons of hides and skins annually, producing approximately 600 million cubic meters of tannery wastewater with pollutant levels often exceeding regulatory standards. The main aim of this review was to
Girmaw Yeshanbel Kefale   +3 more
doaj   +1 more source

CIRCULAR TECHNOLOGY FOR SHEEPSKIN TANNING [PDF]

open access: yesAnnals of the University of Oradea: Fascicle of Textiles, Leatherwork, 2022
The circular economy is synonymous with the production of "zero waste" in the context in which valuable resources are lost and the European development agenda aims for a program of smart, sustainable, inclusive growth. At present, finding alternatives to
GAIDAU Carmen   +5 more
doaj  

Self-driven directional dehydration enabled eco-friendly manufacture of chrome-free leather

open access: yesJournal of Leather Science and Engineering, 2022
Manufacture of eco-friendly chrome-free leather is of great significance for realizing sustainable development of leather industry. Conventional tanning theory believes that it is impossible to convert raw hide to leather without the utilization of cross-
Yawen Huang   +6 more
doaj   +1 more source

Smart Face Masks as Wearable Respiratory Sensors: A Review of Sensor Technologies, Materials, and Future Directions

open access: yesAdvanced Healthcare Materials, EarlyView.
This review highlights recent advances in smart face masks that actively monitor breathing. By integrating humidity, gas, temperature, pressure, strain, and triboelectric sensors, these masks track key respiratory parameters in real time. The article summarizes sensor mechanisms, compares performance across studies, and discusses challenges and future ...
Negin Faramarzi   +7 more
wiley   +1 more source

Enhanced photocatalysts based on Ag-TiO2 and Ag-N-TiO2 nanoparticles for multifunctional leather surface coating

open access: yesOpen Chemistry, 2016
The Ag deposition on TiO2 nanoparticles (Ag-TiO2 NPs) and N-TiO2 nanoparticles (Ag-N-TiO2 NPs) has been made by electrochemical methodology in view of improved antibacterial properties and enhanced photocatalytic activity under visible light irradiation.
Gaidau Carmen   +5 more
doaj   +1 more source

Introduction: leather in archaeology, between material properties, materiality and technological choices [PDF]

open access: yes, 2014
The study of leather is a specialist field in archaeology, yet focuses on one of the major materials in the past, the use of which continues into the present.
Harris, Susanna
core   +1 more source

Models of verbal working memory capacity: What does it take to make them work? [PDF]

open access: yes, 2012
Theories of working memory (WM) capacity limits will be more useful when we know what aspects of performance are governed by the limits and what aspects are governed by other memory mechanisms.
Blume, Christopher L.   +3 more
core   +2 more sources

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