Katariina Solin
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View article: Interfacial Membranization of Regenerated Cellulose Nanoparticles and a Protein Renders Stable Water‐in‐Water Emulsion
Interfacial Membranization of Regenerated Cellulose Nanoparticles and a Protein Renders Stable Water‐in‐Water Emulsion Open
Pickering water‐in‐water (W/W) emulsions stabilized by biobased colloids are pertinent to engineering biomaterials with hierarchical and confined architectures. In this study, stable W/W emulsions are developed through membranization utili…
View article: Adsorption study on the formation of interfacial layers based on birch glucuronoxylans
Adsorption study on the formation of interfacial layers based on birch glucuronoxylans Open
View article: Antimicrobial efficacy of solar disinfection in cellulose fiber supported photoactive materials
Antimicrobial efficacy of solar disinfection in cellulose fiber supported photoactive materials Open
Funding Information: This work was a part of the Academy of Finland's Flagship Programme under Projects No. 318890 and 318891 (Competence Center for Materials Bioeconomy, FinnCERES), the Magnus Ehrnrooth foundation, the Academy of Finland …
View article: Immobilized cellulose nanospheres enable rapid antigen detection in lateral flow immunoassays
Immobilized cellulose nanospheres enable rapid antigen detection in lateral flow immunoassays Open
View article: Cannabis detection with solid sensors and paper-based immunoassays by conjugating antibodies to nanocellulose
Cannabis detection with solid sensors and paper-based immunoassays by conjugating antibodies to nanocellulose Open
Highly sensitive and specific diagnostics for cannabis usage are essential for rapid on-site screening for illicit drug usage. To improve the sensitivity of THC immunoassays, a proper immobilization of the sensing elements on the sensor su…
View article: Immobilized cellulose nanospheres in lateral flow immunoassay enable rapid nucleocapsid antigen-based diagnosis of SARS-CoV-2 from salivary samples
Immobilized cellulose nanospheres in lateral flow immunoassay enable rapid nucleocapsid antigen-based diagnosis of SARS-CoV-2 from salivary samples Open
Rapid and efficient diagnostic systems are essential in controlling the spread of viral pathogens and efficient patient management. The available technologies for low-cost viral antigen testing have several limitations, including lack of a…
View article: Immobilized cellulose nanospheres in lateral flow immunoassay enable rapid nucleocapsid antigen-based diagnosis of SARS-CoV-2 from salivary samples
Immobilized cellulose nanospheres in lateral flow immunoassay enable rapid nucleocapsid antigen-based diagnosis of SARS-CoV-2 from salivary samples Open
Rapid and efficient diagnostic systems are essential in controlling the spread of viral pathogens and efficient patient management. The available technologies for low-cost viral antigen testing have several limitations, including lack of a…
View article: Bicomponent Cellulose Fibrils and Minerals Afford Wicking Channels Stencil-Printed on Paper for Rapid and Reliable Fluidic Platforms
Bicomponent Cellulose Fibrils and Minerals Afford Wicking Channels Stencil-Printed on Paper for Rapid and Reliable Fluidic Platforms Open
Flexible and easy-to-use microfluidic systems are suitable options for point-of-care diagnostics. Here, we investigate liquid transport in fluidic channels produced by stencil printing on flexible substrates as a reproducible and scalable …
View article: Cross-Linked and Surface-Modified Cellulose Acetate as a Cover Layer for Paper-Based Electrochromic Devices
Cross-Linked and Surface-Modified Cellulose Acetate as a Cover Layer for Paper-Based Electrochromic Devices Open
We studied the surface and microstructure of cellulose acetate (CA) films to tailor their barrier and mechanical properties for application in electrochromic devices (ECDs). Cross-linking of CA was carried out with pyromellitic dianhydride…
View article: Rheological behavior of high consistency enzymatically fibrillated cellulose suspensions
Rheological behavior of high consistency enzymatically fibrillated cellulose suspensions Open
View article: Immunosensors: Self‐Assembly of Soft Cellulose Nanospheres into Colloidal Gel Layers with Enhanced Protein Adsorption Capability for Next‐Generation Immunoassays (Small 50/2020)
Immunosensors: Self‐Assembly of Soft Cellulose Nanospheres into Colloidal Gel Layers with Enhanced Protein Adsorption Capability for Next‐Generation Immunoassays (Small 50/2020) Open
In article number 2004702, Marco Beaumont, Orlando J. Rojas, and co-workers demonstrate adsorbed layers of cationic cellulose nanospheres with an unprecedented high protein adsorption capacity compared to typical polymer coatings. The prop…
View article: Self‐Assembly of Soft Cellulose Nanospheres into Colloidal Gel Layers with Enhanced Protein Adsorption Capability for Next‐Generation Immunoassays
Self‐Assembly of Soft Cellulose Nanospheres into Colloidal Gel Layers with Enhanced Protein Adsorption Capability for Next‐Generation Immunoassays Open
Soft cationic core/shell cellulose nanospheres can deform and interpenetrate allowing their self‐assembly into densely packed colloidal nanogel layers. Taking advantage of their water‐swelling capacity and molecular accessibility, the nano…
View article: Electrically Conductive Thin Films Based on Nanofibrillated Cellulose: Interactions with Water and Applications in Humidity Sensing
Electrically Conductive Thin Films Based on Nanofibrillated Cellulose: Interactions with Water and Applications in Humidity Sensing Open
TEMPO-oxidized cellulose nanofibrils (TOCNF) and oxidized carbon nanotubes (CNT) were used as humidity-responsive films and evaluated using electroacoustic admittance (quartz crystal microbalance with impedance monitoring, QCM-I) and elect…
View article: Nanocellulose and Nanochitin Cryogels Improve the Efficiency of Dye Solar Cells
Nanocellulose and Nanochitin Cryogels Improve the Efficiency of Dye Solar Cells Open
Biobased cryogel membranes were applied as electrolyte holders in dye solar cells (DSC) while facilitating carrier transport during operation. They also improved device performance and stability. For this purpose, cellulose nanofibers (CNF…
View article: Two-Dimensional Antifouling Fluidic Channels on Nanopapers for Biosensing
Two-Dimensional Antifouling Fluidic Channels on Nanopapers for Biosensing Open
Two-dimensional (hydrophilic) channels were patterned on films prepared from cellulose nanofibrils (CNF) using photolithography and inkjet printing. Such processes included UV-activated thiol-yne click coupling and inkjet-printed designs w…
View article: Bioactive nanocellulose films with spatial definition
Bioactive nanocellulose films with spatial definition Open
In this thesis, fluidic channels were prepared on films made from cellulose nanofibers (CNF) and their potential use in biosensor applications was studied. The main goal was to develop hydrophilic-hydrophobic patterns to controllably produ…