"215" - Selaus asiasanan mukaan TUNICRIS-julkaisut
Viitteet 21-40 / 140
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Characterization of Pt-based oxidation catalyst – Deactivated simultaneously by sulfur and phosphorus
(05 / 2021)
article<p>Simultaneous poisoning of sulfur + phosphorus on a platinum-based diesel oxidation catalyst was studied to gain a deeper understanding on the catalyst deactivation. Compared to a single poisoning (sulfur or ... -
Chemical Dissolution of Pt(111) During Potential Cycling Under Negative pH Conditions Studied by Operando X-ray Photoelectron Spectroscopy
(25.09.2019)
articleDissolution of platinum catalyst is a major degradation mechanism of fuel cells but the exact reaction mechanism has remained unclear. Here, electrochemical ambient pressure X-ray photoelectron spectroscopy (EC-APXPS) was ... -
Chitosan - hyaluronate based polyplexes for the delivery of oligonucleotides: structural properties and intravitreal mobility
(15.10.2025)
articleCurrent retinal therapies involving frequent intravitreal injections for the delivery of DNA and RNA nanomedicines are poorly understood since the injected nanomedicines are affected by the interactions with the vitreous ... -
CO<sub>2</sub>Gasification Reactivity of Char from High-Ash Biomass
(2021)
articleBiomass char produced from pyrolysis processes is of great interest to be utilized as renewable solid fuels or materials. Forest byproducts and agricultural wastes are low-cost and sustainable biomass feedstocks. These ... -
Combined leaching and steam explosion pretreatment of lignocellulosic biomass for high quality feedstock for thermochemical applications
(06 / 2024)
articleA novel pretreatment approach was developed in the present study to simultaneously reduce the content of inorganic troubling elements (TEs) and improve biomass energy density, i.e., combined leaching and steam explosion ... -
Comparative Study on the Corrosion Performance of APS-, HVOF-, and HVAF-Sprayed NiCr and NiCrBSi Coatings in NaCl Solutions
(2022)
articleCorrosion performance of NiCr and NiCrBSi coatings produced by APS, HVOF, and HVAF was studied by electrochemical measurements and immersion tests in 0.5 and 3.5 wt.% NaCl solutions. In the electrochemical measurements, ... -
Comparing the taste-modifying properties of nanocellulose and carboxymethyl cellulose
(05 / 2021)
article<p>The taste-modifying properties of nanofibrillar cellulose (NFC) and carboxymethyl cellulose (CMC) are compared for the first time. The samples were prepared in the form of gels, with and without added sweet and ... -
A comprehensive review on biological methanation processes: from gaseous feedstocks to biomethane
(01.10.2025)
reviewarticleBiological methanation is a process that utilizes methanogenic archaea as catalysts to convert carbon dioxide (CO2) and hydrogen (H2) to methane (CH4). The process can be carried out in various ways: in-situ, i.e. within ... -
Computational modelling of metal-supported SOFCs: current approaches and future opportunities
(08.10.2025)
reviewarticleMetal-supported solid oxide fuel cells (MS-SOFCs) have recently emerged as a promising configuration to reduce material costs and increase the mechanical robustness of solid oxide technologies. Recently, experimental ... -
Conversion and upgrading of syringate by Acinetobacter baylyi ADP1
(2025)
articleBackground: Lignin holds great potential as an abundant and sustainable source of aromatic compounds, offering a viable alternative to fossil-based resources for producing chemicals and materials. Biological upgrading of ... -
Dechlorination of polyvinyl chloride by hydrothermal treatment with cupric ion
(02 / 2021)
articleHydrothermal treatment (HTT) is able to remove chlorine effectively from polyvinyl chloride (PVC), however, the reaction temperature is critical in practical application. Less energy-intensive hydrothermal dechlorination ... -
Detour to success: photoswitching via indirect excitation
(2024)
articlePhotoswitchable molecules that undergo nanoscopic changes upon photoisomerisation can be harnessed to control macroscopic properties such as colour, solubility, shape, and motion of the systems they are incorporated into. ... -
Development and numerical investigation of a DDPM-KTGF model for modelling flow hydrodynamics and heat transfer phenomena in a bubbling calciner reactor
(15.11.2023)
articleIn this work, a DDPM-CFD model is developed in ANSYS® Fluent for the simulation of the indirectly heated, bubbling calciner of the 300kWth dual fluidized bed pilot plant located at Technische Universität Darmstadt. The ... -
Direct additive manufacturing of ceramic molds and cores for advanced investment casting: State of the art and future prospects
(06 / 2026)
reviewarticleRecent advances in additive manufacturing (AM) of ceramic materials are creating new opportunities to replace the multiple steps of the conventional investment casting (IC) mold and core fabrication. Direct 3D printing ... -
Durable copper nanowires for flexible curvature sensors
(05 / 2026)
articleMetal nanowire-based flexible conducting surfaces (FCS) are vital for next-generation flexible and wearable sensors. Copper nanowires (CuNWs) offer a low-cost alternative to the expensive silver nanowires for fabricating ... -
Effect of basic washing parameters on the chemical composition of empty fruit bunches during washing pretreatment: A detailed experimental, pilot, and kinetic study
(11 / 2021)
articleThe present study aimed to evaluate the effect of basic washing parameters on the chemical composition of empty fruit bunches of oil palm (EFB) and to determine the optimal parameters for large-scale applications of washing ... -
The effect of compaction and microbial activity on the quantity and release rate of water-soluble organic matter from bentonites
(15.09.2021)
articleSwelling bentonites, planned to be installed around spent nuclear fuel canisters made of copper/cast iron in geological repositories, contain organic matter. Organic matter can act as substrates for microorganisms, such ... -
Effect of different washing parameters on the fuel properties and elemental composition of wheat straw in water-washing pre-treatment: Part 1: Effect of washing duration and biomass size
(2021)
articleWashing pre-treatment significantly improves the fuel properties and composition of agricultural residues, though still requires further development before being applied on the industrial scale. So, to improve the efficiency ... -
Effect of different washing parameters on the fuel properties and elemental composition of wheat straw in water-washing pre-treatment: Part 2: Effect of washing temperature and solid-to-liquid ratio
(2021)
articleThe present work is the second part of a study conducted to evaluate the effect of basic parameters on the efficiency of water washing pre-treatment. As per the results of Part-1, large sizes and shorter washing durations ...
