Selaus tekijän mukaan kokoelmassa 116 Kemia
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(2022)Salassapidettävä 1/7/2024 asti. -
Analys av växtsteroler med gaskromatografi och FT-NIR-spektroskopi
(2021)Målet med denna pro gradu-avhandling var att jämföra och evaluera fyra olika gaskromatografiska metoder för analys av växtsteroler. Det har presenterats flera metoder i litteraturen, men de flesta tillämpas på analys av ... -
Analysis of major ions, stable water isotopes and black carbon in the upper part of Belucha ice core, Siberian Altai
(2021)There are many different paleoarchives, e.g. sediments, ice cores, tree-rings, speleothems and corals. This master’s thesis focuses on the information receivable from ice cores. Well preserved information of past precipitation ... -
Analysis of silicone oil in tall oil products
(Åbo Akademi, 2018) -
Characterization of Na-selective solid-contact ion-selective electrodes using coulometric signal transduction
(Åbo Akademi, 2020)In a world where receiving, sending and interpreting information has become faster than ever, it is critical to develop analytical methods which perform in accordance with the society’s ever growing needs. With the requirement ... -
Degradation studies on polydimethylsiloxane
(Åbo Akademi, 2019) -
Determination of benzoate in cranberry and lingonberry using solid-contact ion-selective electrode; comparison with ion chromatography
(2021)The purpose of this thesis was to develop the solid-contact ion-selective electrodes and to characterize them as benzoate-selective electrodes. The developed electrodes were then applied for the determination of benzoate ... -
Development of electronic nose using chemiresistive percolation network gas sensor based on conducting polymers
(2023)A method of producing poly(3,4-ethylenedioxythiophene) (PEDOT) explosive percolation (EP) gas sensor with ultra-fast response and recovery time has been developed by Robiños et. al. Due to its novelty full understanding ... -
Effekten av jonkoncentrationen på den kemiska beständigheten på bioaktivt glas i ett kaskadreaktorsystem under kontinuerlig genomströmning
(Åbo Akademi, 2018)Embargo 8.12.2019 asti -
Electrochemical reduction and simultaneous N-doping of nanographene oxide in acetonitrile for DNA-selective biosensors
(Åbo Akademi, 2019)Graphene and its derivatives have been a focus of research for a number of years due to their enhanced surface area and electrical conductivity making them a viable candidate for electrochemical sensing. Previously, the ... -
Elektrospinning av sol-gel-baserat bioaktivt glas och polymeren polylaktid
(2022)Glas med vissa sammansättningar kan binda sig kemiskt med levande vävnader i människokroppen. Dessa glas kallas för bioaktiva glas. Detta fenomen om direkt bindning mellan dessa två materialtyper upptäcktes av professor ... -
Evaluation of Calculative Tools Intended for the Prediction of Liquid Hydrocarbon Viscosity
(Åbo Akademi, 2020)The main purpose of this work was to comprehend and promulgate the process of predicting the kinematic viscosity of liquid hydrocarbon mixtures using empirical correlations and mixing rules. The performance of the most ... -
Exfoliering av grafit i cellulosa nanokristaller (CNC) och framställning av elektriskt ledande grafen-CNC-kompositfilmer
(2021)I denna pro gradu-avhandling har grafen-nanocellulosa(CNC)-kompositmaterial tillverkats av högkoncentrerade grafen-CNC-dispersioner genom sprejning med airbrushpenna på glassubstrat. Metoden som använts för att framställa ... -
Flow-Through Cell for Ion-selective Electrodes
(2023)This research work describes a novel flow-through all-solid-state potentiometric device that consists of solid-contact ion-selective electrodes and a solid-state planar reference electrode. The device is capable of measuring ... -
Functionality of solid-contact ISEs with physically damaged ion-selective membranes : a comparison between potentiometric, coulometric and amperometric methods
(2021)In this thesis, a novel ion-to-electron signal transduction method was applied for checking the functionality of chloride and potassium solid-contact ISEs with physically damaged ion-selective membranes (ISMs). The ... -
GC-MS/SIM and HPLC method development for monitoring polydimethylsiloxane and its degradation products
(2022)Polydimethylsiloxane (PDMS) is an abundant and highly persistent polymer used in many applications. One of these applications is as an antifoaming agent in the kraft pulping process. This chemical pulping process generates ... -
Graphene-Cellulose Nanocrystals Composite as Electrode Material for Electrochemical Double-Layer Capacitors
(2023)It has been a constant challenge to develop more sustainable and better-performing supercapacitors that meet the large-scale demands of hybrid electric vehicles, wearable microelectronics, and grid storage in the future. ...
