Results 11 to 20 of about 1,175,148 (341)

Conductive Hydrogel-Based Electrochemical Sensor: A Soft Platform for Capturing Analyte

open access: yesChemosensors, 2021
Electrode modifications for electrochemical sensors attract a lot of attention every year. Among them, hydrogels are a relatively special class of electrode modifier.
Li Fu, Aimin Yu, Guosong Lai
doaj   +1 more source

Structure of SARS-CoV-2 M protein in lipid nanodiscs

open access: yeseLife, 2022
SARS-CoV-2 encodes four structural proteins incorporated into virions, spike (S), envelope (E), nucleocapsid (N), and membrane (M). M plays an essential role in viral assembly by organizing other structural proteins through physical interactions and ...
Kimberly A Dolan   +5 more
doaj   +1 more source

Comparation of fundamental analytical methods for quantitative determination of copper(II)ion [PDF]

open access: yesHemijska Industrija, 2008
Copper is a ductile metal with excellent electrical conductivity, and finds extensive use as an electrical conductor, heat conductor, as a building material, and as a component of various alloys.
Ačanski Marijana M.
doaj   +1 more source

PENGARUH PEMBELAJARAN BERBASIS MASALAH TERHADAP MINAT BELAJAR KIMIA PESERTA DIDIK

open access: yesJurnal Kependidikan: Penelitian Inovasi Pembelajaran, 2020
This study aims to determine the effect of applying the problem based learning (PBL) learning model to students' interest in learning chemistry on the topic of chemical equilibrium.
Wisnu Prammana Surya   +1 more
doaj   +1 more source

The integration of green chemistry principles in basic chemistry learning to support achievement of Sustainable Development Goals (SDGs) through education

open access: yesJournal of Technology and Science Education, 2023
Recently the trend of words in the world is related to sustainable development such as "green" has become a new trend in everyday human life.  This study aimed to analyze and map the chemistry learning with green chemistry insight for undergraduate ...
Mitarlis Mitarlis   +2 more
doaj   +1 more source

Mapping SS1-3 chemistry teachers’ interest, self-efficacy, and literacy in teaching for creativity using simulation

open access: yesFrontiers in Education, 2022
The purpose of this article was to analyze chemistry teachers’ interest, literacy, self-efficacy, teamwork, and creativity in the use of simulation teaching of concepts in chemistry to enhance students’ creativity skills.
Cecilia Obi Nja   +4 more
doaj   +1 more source

The influence of the application of mathematics on students’ difficulties in solving chemical problems: A longitudinal study using national examination data [PDF]

open access: yesEPJ Web of Conferences
One indicator of students’ mathematical mastery is their ability to apply mathematical concepts in science, such as chemistry. However, many students struggle when chemistry problems involve mathematical reasoning.
Retnawati Heri   +8 more
doaj   +1 more source

Gravimetric and volumetric determination of the purity of electrolytically refined silver and the produced silver nitrate [PDF]

open access: yesHemijska Industrija, 2007
Silver is, along with gold and the platinum-group metals, one of the so called precious metals. Because of its comparative scarcity, brilliant white color, malleability and resistance to atmospheric oxidation, silver has been used in the manufacture of ...
Ačanski Marijana M.   +2 more
doaj   +1 more source

Anionic and cationic redox and interfaces in batteries: Advances from soft X-ray absorption spectroscopy to resonant inelastic scattering [PDF]

open access: yes, 2018
Recent advances in battery science and technology have triggered both the challenges and opportunities on studying the materials and interfaces in batteries. Here, we review the recent demonstrations of soft X-ray spectroscopy for studying the interfaces
Devereaux, TP, Yang, W
core   +1 more source

Self-perceived competences by future chemistry teachers in Brazil [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2023
In this work we have compared the self-perceived competences of future chemistry teachers who are pursuing teacher training courses in all the regions of Brazil taking the following factors into account: sex, age and Brazilian region origin.
MARIA DAS GRAÇAS CLEOPHAS   +2 more
doaj   +1 more source

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