Browsing Luonnontieteiden, metsätieteiden ja tekniikan tiedekunta by Title
Now showing items 1-20 of 1562
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0.7Pb(Mg1/3Nb2/3)O3-0.3PbTiO3 Phosphate Composites: Dielectric and Ferroelectric Properties
(MDPI AG, 2021)Composite materials with 83 wt.% of the 0.7Pb(Mg1/3Nb2/3)O3-0.3PbTiO3 distributed in phosphate-bonded ceramics were prepared at three different pressures. A phosphate matrix comprises a mixture of an aluminum phosphate ...Tieteelliset aikakauslehtiartikkelit
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100 years of atmospheric and marine observations at the Finnish Utö Island in the Baltic Sea
(Copernicus GmbH, 2018)The Utö Atmospheric and Marine Research Station introduced in this paper is located on Utö Island (59°46.84′N, 21°22.13′E) at the outer edge of the Archipelago Sea, by the Baltic Sea towards the Baltic Proper. Meteorological ...Tieteelliset aikakauslehtiartikkelit
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12 Degrees of Freedom Muscle Force Driven Fibril-Reinforced Poroviscoelastic Finite Element Model of the Knee Joint
(Institute of Electrical and Electronics Engineers (IEEE), 2020)Accurate knowledge of the joint kinematics, kinetics, and soft tissue mechanical responses is essential in the evaluation of musculoskeletal (MS) disorders. Since in vivo measurement of these quantities requires invasive ...Tieteelliset aikakauslehtiartikkelit
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3D Morphometric analysis of calcified cartilage properties using micro-computed tomography
(Elsevier BV, 2019)Objective Our aim is to establish methods for quantifying morphometric properties of calcified cartilage (CC) from micro-computed tomography (μCT). Furthermore, we evaluated the feasibility of these methods in investigating ...Tieteelliset aikakauslehtiartikkelit
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3D-printed, carbon-based, lossy photonic crystals: Is high electrical conductivity the must?
(Elsevier BV, 2020)The electromagnetic response of 3D-printed periodic carbon structures was investigated numerically and experimentally in the microwave (26–37 GHz) and terahertz (0.2–1.2 THz) frequency ranges. The reflection, transmission ...Tieteelliset aikakauslehtiartikkelit
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A blockchain microsites-based ecosystem for learning and inclusion
(Brazilian Computer Society (Sociedade Brasileira de Computação - SBC), 2019)Several initiatives have made available open educational resources, offered through educational platforms, aiming to achieve a broader audience, thus having the opportunity of democratizing knowledge. However, accessibility ...Artikkelit ja abstraktit tieteellisissä konferenssijulkaisuissa
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A cohort study on adult hematological malignancies and brain tumors in relation to magnetic fields from indoor transformer stations
(Elsevier BV, 2021)Extremely low frequency (ELF) magnetic fields (MF) have been classified as possibly carcinogenic. This classification was mainly based on studies indicating increased risk of leukemia in children living near power lines. ...Tieteelliset aikakauslehtiartikkelit
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A Combined Field and Laboratory Study on Activated Carbon-Based Thin Layer Capping in a PCB-Contaminated Boreal Lake
(American Chemical Society (ACS), 2018)The in situ remediation of aquatic sediments with activated carbon (AC)-based thin layer capping is a promising alternative to traditional methods, such as sediment dredging. Applying a strong sorbent like AC directly to ...Tieteelliset aikakauslehtiartikkelit
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A Combined Microwave Imaging Algorithm for Localization and Moisture Level Estimation in Multilayered Media
(IEEE, 2021)In this work, a multistatic uniform diffraction tomography (MUDT) method, that was proposed by the authors as a new qualitative imaging method just recently, is combined with the quantitative Bayesian inversion framework. ...Artikkelit ja abstraktit tieteellisissä konferenssijulkaisuissa
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A Comparative Re-Assessment of Feature Extractors for Deep Speaker Embeddings
(ISCA, 2020)Modern automatic speaker verification relies largely on deep neural networks (DNNs) trained on mel-frequency cepstral coefficient (MFCC) features. While there are alternative feature extraction methods based on phase, ...Artikkelit ja abstraktit tieteellisissä konferenssijulkaisuissa
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A comparative study of magnetic chitosan (Chi@Fe3O4) and graphene oxide modified magnetic chitosan (Chi@Fe3O4GO) nanocomposites for efficient removal of Cr(VI) from water
(Elsevier BV, 2019)Magnetic chitosan (Chi@Fe3O4) nanocomposite was synthesized and modified with graphene oxide (Chi@Fe3O4GO) and the potential of both materials as adsorbents was assessed for the removal of chromium (Cr(VI)) from water. The ...Tieteelliset aikakauslehtiartikkelit
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A comparative study on household level energy consumption and related emissions from renewable (biomass) and non-renewable energy sources in Bangladesh
(Elsevier BV, 2018)In developing countries, securing clean and equal energy access for all is often constrained by lack of understanding of households’ energy dependency and influencing factors. This study investigates household-level energy ...Tieteelliset aikakauslehtiartikkelit
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A Comparison of Nonlinear Measures for the Detection of Cardiac Autonomic Neuropathy from Heart Rate Variability
(MDPI AG, 2015)In this work we compare three multiscale measures for their ability to discriminate between participants having cardiac autonomic neuropathy (CAN) and aged controls. CAN is a disease that involves nerve damage leading to ...info:eu-repo/semantics/article
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A computational algorithm to simulate disorganization of collagen network in injured articular cartilage
(Springer Nature, 2018)Cartilage defects are a known risk factor for osteoarthritis. Estimation of structural changes in these defects could help us to identify high risk defects and thus to identify patients that are susceptible for the onset ...info:eu-repo/semantics/article
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A Deep Learning Approach to Organic Pollutants Classification Using Voltammetry
(MDPI, 2022)This paper proposes a deep leaning technique for accurate detection and reliable classification of organic pollutants in water. The pollutants are detected by means of cyclic voltammetry characterizations made by using ...
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A density-peak-based clustering algorithm of automatically determining the number of clusters
(Elsevier BV, 2021)Clustering is a typical and important method to discover new structures and knowledge from data sets. Most existing clustering methods need to know the number of clusters in advance, which is difficult. Some algorithms ...Tieteelliset aikakauslehtiartikkelit
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A Development of Clinical Decision Support System for Video Head Impulse Test Based on Fuzzy Inference System
(Hindawi Limited, 2018)This paper represents the clinical decision support system for video head impulse test (vHIT) based on fuzzy inference system. It examines the eye and head movement recorded by the eye movement tracking device, calculates ...Tieteelliset aikakauslehtiartikkelit
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A Discontinuous Galerkin Method for Three-Dimensional Poroelastic Wave Propagation: Forward and Adjoint Problems
(Springer Nature, 2021)We develop a numerical solver for three-dimensional poroelastic wave propagation, based on a high-order discontinuous Galerkin (DG) method, with the Biot poroelastic wave equation formulated as a first order conservative ...Tieteelliset aikakauslehtiartikkelit
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A Fibre-Reinforced Poroviscoelastic Model Accurately Describes the Biomechanical Behaviour of the Rat Achilles Tendon
(Public Library of Science (PLoS), 2015)Background Computational models of Achilles tendons can help understanding how healthy tendons are affected by repetitive loading and how the different tissue constituents contribute to the tendon’s biomechanical response. ...info:eu-repo/semantics/article
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A Malmquist-Steinmetz Theorem for Difference Equations
(Springer Nature Limited, 2023)