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Preparation and Characterization of Pulp and Paper Mill Sludge-Activated Biochars Using Alkaline Activation : A Box–Behnken Design Approach
(American Chemical Society, 2022)
This study utilized pulp and paper mill sludge as a carbon source to produce activated biochar adsorbents. The response surface methodology (RSM) application for predicting and optimizing the activated biochar preparation ...
From Norway Spruce Bark to Carbon Foams : Characterization, and Applications
(Dept. of Wood and Paper Science, College of Natural Resources, North Carolina State University, 2020)
Fresh bark from spruce Picea abies was milled and extracted with hot water. The extracts were purified in a number of steps in order to get tannin-extracts pure enough to prepare tannin-based carbon foams. The chemical ...
The Use of Industrial Waste Materials for the Simultaneous Removal of Ammonium Nitrogen and Phosphate from the Anaerobic Digestion Reject Water
(Springer, 2020)
The European Union’s circular economy strategy aims to increase the recycling and re-use of products and waste materials. According to the strategy, the use of industry waste materials and side flows is required to be more ...
Activated carbon from hydrolysis lignin : Effect of activation method on carbon properties
(Elsevier BV, 2022)
This study presents the effects of different activation methods to produce activated carbon from the hydrolysis lignin. Pretreatment of the feedstock with common mineral acids (HCL, HNO3, and H3PO4), different steam rates ...
Characterization of lignin enforced tannin/furanic foams
(Elsevier, 2020)
Worldwide, tons of lignin is produced annually in pulping plants and it is mainly considered as a waste material. Usually lignin is burned to produce energy for the pulping reactors. The production of value-added materials ...
Women in IT Project : Survey Results
(IEEE, 2023)
Increasing the proportion of women in the information and communications technology (ICT) sector could help rectify the labor shortage and improve gender equality. To identify the factors attracting personnel to this sector, ...
A Parental Perspective on Educational Support for High-Ability Children in Finland
(Palgrave Macmillan, 2023)
Collaboration between early childhood education, the school, and home is an important part of any child’s educational path. The Finnish national curriculum for early childhood education and basic education requires teachers ...
Teachers’ Pedagogical Competence in Finnish Early Childhood Education : A Narrative Literature Review
(MDPI AG, 2023)
Finnish early childhood education (ECE) is defined in education policies and research as an activity with an emphasis on pedagogy as a holistic and Nordic model of education. Pedagogical competence can be viewed as a special ...
“At worst it leads to madness.” A phenomenographic approach on how early childhood education professionals experience emotions in teamwork
(Oslo Metropolitan University, 2022)
Teamwork is a key part of almost any person’s working life. At its best, teamwork embodies a good team spirit and increases employee well-being, but at its worst, a team is characterized by mistrust or competition between ...
Context and Pedagogy as Signpoints to Authentic Learning Paths
(Kura Publishing House, 2022)
In the Finnish National Core Curriculum for Basic Education (2014), the conception of language is based on the communal and functional linguistics model of language. From the perspectives of teaching and learning, this ...