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Showing 20 of 7,342 academic articles

A confirmatory analysis of the knowledge, attitudes, and perceptions questionnaire for community-based surveillance of infectious diseases: a cross-sectional study in Malaysia

Ahmed Azeez Hasan, Anis Kausar Ghazali, Najib Majdi Yaacob, Norsa’adah Bachok et al. • Osong Public Health and Research Perspectives (2025)

Objectives This study aimed to validate the psychometric properties of the recently developed knowledge, attitudes, and perceptions questionnaire for community-based surveillance of infectious diseases (KAP-CBS-ID questionnaire), using conf...

DOAJ Open Access (DOAJ) DOI: 10.24171/j.phrp.2025.0106

Hybrid Coatings Based on Polyvinylpyrrolidone/Polyethylene Glycol Enriched with Collagen and Hydroxyapatite: Incubation Studies and Evaluation of Mechanical and Physiochemical Properties

Dagmara Słota, Josef Jampilek, Agnieszka Sobczak-Kupiec • Journal of Functional Biomaterials (2024)

Coating materials offers an intriguing solution for imparting inert implants with additional bioactive characteristics without changing underlying parameters such as mechanical strength. Metallic implants like endoprostheses or polymeric im...

DOAJ Open Access (DOAJ) DOI: 10.3390/jfb15030062

Experimental studies of the influence of the characteristics of the metal bond coat on the durability of the heat-protective coating of the turbine blades of a gas turbine engine

E. V. Samoilenko, V. G. Ugreninov, V. V. Shestakov • Научный вестник МГТУ ГА (2025)

The service life of gas turbine engine (GTE) turbine blades with thermal barrier coatings (TBC) depends on many factors, including the composition, structure and properties of the metal bond coating (MB). The positive effect of using TBC is...

DOAJ Open Access (DOAJ) DOI: 10.26467/2079-0619-2025-28-5-41-49

Application of Electric Field to Developing Falling Films using Wire-Plate Electrode Configuration- An Experimental Study

R. Rouhollahi, S. Baheri Islami, R. Gharraei, M. R. Heirani Nobari • Journal of Applied Fluid Mechanics (2018)

Experimental investigation of Electrohydrodynamic developing falling film flow of transformer oil has been conducted within an inclined rectangular channel and hydrodynamic characteristics of the flow have been revealed. The electric field ...

DOAJ Open Access (DOAJ)

Optical Properties of Composites of Polymethylmethacrylate and Polyethylene with Micron Particles of Graphitic Carbon Nitride

S. Maksimov, V. Shaposhnikov, V. Borisenko • Доклады Белорусского государственного университета информатики и радиоэлектроники (2026)

Film heterostructures made of polymethyl methacrylate and low-density polyethylene with incorporated micron-sized particles of a semiconductor (graphite-like carbon nitride g-C3N4), fabricated using a component mixing and casting technique,...

DOAJ Open Access (DOAJ) DOI: 10.35596/1729-7648-2026-24-3-36-43

Influence of thin surface oxide films on hydrogen isotope release from ion-irradiated tungsten

K. Kremer, M. Brucker, W. Jacob, T. Schwarz-Selinger • Nuclear Materials and Energy (2022)

We studied the influence of thin, electro-chemically grown tungsten (W) surface oxide films on hydrogen isotope release from W. As deuterium (D) reservoir underneath the oxide, we used a defect-rich, ion-irradiated W layer that was filled w...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.nme.2022.101137

Empatia e giustizia nella ricezione artistica dei casi e del processo intorno al terrorismo nero in Germania

Yvonne Huetter-Almerigi • Griseldaonline (2023)

The article analyses the various levels on which justice figures as a motif in Fatih Akin’s film In the fade (2017). According to my reading, ‘justice’ informs on the level of aesthetics of reception as well as at the level of production: f...

DOAJ Open Access (DOAJ) DOI: 10.6092/issn.1721-4777/15242

The influence of storage conditions on the dynamics of physicochemical markers of champignon (<i>Agaricus bisporus</i>) quality

N. E. Posokina, O. V. Bessarab, O. V. Karastoyanova, N. V. Korovkina • Пищевые системы (2024)

Agaricus bisporus are the most common cultivated mushrooms. Champignons are a source of chitin, glycogen and minerals, and also have attractive organoleptic properties. Physicochemical and organoleptic characteristics of fresh Agaricus bisp...

DOAJ Open Access (DOAJ) DOI: 10.21323/2618-9771-2024-7-3-427-437

Air‐Resistant Titanium Oxide Capping for Graphene/Ferromagnet Heterostructures

Carlo Alberto Brondin, Iulia Cojocariu, Antonio Caretta, Andrea Locatelli et al. • Advanced Physics Research (2025)

Abstract Graphene/ferromagnet interfaces have widely demonstrated the capability to host peculiar magnetic and electronic properties relevant for spintronic devices. In principle, besides strengthening perpendicular magnetic anisotropy (PMA...

DOAJ Open Access (DOAJ) DOI: 10.1002/apxr.202500066

Nanoparticle Deposition of Fluoropolymer CYTOP via Holographic Femtosecond Laser Processing and Its Biochip Application

Ryo Ozaki, Kotaro Ishida, Eiji Morita, Yasutaka Hanada • Applied Sciences (2020)

The fundamental characteristics of nanoparticle (NP) deposition of the fluoropolymer CYTOP using a femtosecond (fs) laser were investigated. In previous studies, we have demonstrated the microfluidic fabrication of CYTOP, which enables clea...

DOAJ Open Access (DOAJ) DOI: 10.3390/app10207243

Agarose Gel Characterization for the Fabrication of Brain Tissue Phantoms for Infrared Multispectral Vision Systems

Efraín Albor-Ramírez, Miguel Reyes-Alberto, Luis M. Vidal-Flores, Enoch Gutierrez-Herrera et al. • Gels (2023)

Synthetic phantoms that recreate the characteristics of biological tissues are valuable tools for systematically studying and comprehending physiologies, pathologies, and biological processes related to tissues. The reproduction of mechanic...

DOAJ Open Access (DOAJ) DOI: 10.3390/gels9120944

Dynamic of upper body sweat distribution in young males wearing fully encapsulated chemical protective ensembles

Ying Chen, Chuankun Zhang, Lin Lu, Xiaohui Zheng et al. • Scientific Reports (2022)

Abstract Impermeability is a feature of fully encapsulated chemical protective ensembles (FCPE), which can affect people's sweat and affect their clothing's thermal-wet comfort. This study investigated the dynamics of upper-body sweat distr...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-022-04974-w

Organic Waste Bio-Based Materials for 3D Extrusion

Carolina Vasco Costa Delgado, Gabriela Alexandra da Cunha Santos Forman, Rebecca Louise Antoinette Breuer • Convergências - Revista de Investigação e Ensino das Artes (2022)

This study explores bioplastics fabrication based on alginate polymer with added glycerine as a plasticizer, creating flexibility, and organic waste was used as a filler avoiding shrinkage. Exploratory, observational and experimental, Lit...

DOAJ Open Access (DOAJ) DOI: 10.53681/c1514225187514391s.29.133

Utilizing Waste Cotton/Pigeon Pea Stalk Fibers Composites for Enhanced Sound Absorption and Insulation in Automotive Interiors

Ariharasudhan Subramanian, Senthil Kumar Selvaraj, Rajaram Mani, Preethibha Chandrasekaran et al. • Journal of Natural Fibers (2024)

This study investigates the synthesis and characterization of composite materials, pigeon pea stem, and cotton fibers blended in different ratios such as 100/0, 70/30, 60/40, 50/50, 30/70, and 0/100. These composite materials were produced ...

DOAJ Open Access (DOAJ) DOI: 10.1080/15440478.2024.2333940