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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

New Compounds Derived from Nitrophenol Synthesis, Structural investigation and anticorrision Properties

Ali Mahdi Farhan, Hanaa Kadtem Egzar, Hawraa Mahdi Alabidi • Acta Chimica Slovenica (2024)

A new azo compound [2-((4-hydroxy-3-(E)-(2-hydroxy-5-nitrophenyl)diazenyl)benzaldeyde and the azo schiff derivative [2-((4-hydroxy-3-((E)-(2-hydroxy-5-nitrophenyl)diazenyl)benzylidene)amino)-4-nitrophenol (Azo-S) has been synthesized. 13C-N...

DOAJ Open Access (DOAJ) DOI: 10.17344/acsi.2023.8489

Integrating ayurvedic eye care into primary health practice: an exploratory study on the combined effect of pratimarsha nasya, avagundana, and aschyotana in meibomian gland dysfunction

Sreelekha P, Sushma Naranappa Salethoor, Shanti K • Frontiers in Medicine (2026)

BackgroundMeibomian Gland Dysfunction (MGD) has become increasingly common in community practice, often presenting as dryness, irritation, and ocular fatigue. Factors such as prolonged screen exposure, environmental irritants, and advancing...

DOAJ Open Access (DOAJ) DOI: 10.3389/fmed.2025.1732091

The use of tear ferning test in cats for evaluation of ocular surface

Jéssica Fontes Veloso, Arianne Pontes Oriá, Ana Cláudia Santos Raposo, Ariane Jesus Lacerda et al. • Acta Veterinaria Scandinavica (2020)

Abstract Background The tear film is a trilaminar fluid composed mainly of lipids, electrolytes, proteins and water. It is responsible for lubrication, nutrition and protection against microbial and toxic agents. Disruption of any these com...

DOAJ Open Access (DOAJ) DOI: 10.1186/s13028-020-00523-5

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

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

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

Tensioned flexible riser vibrations under wave excitation, an investigation on the scale effect

Yunli Feng, Sunwei Li, Daoyi Chen, Daoyi Chen • Frontiers in Marine Science (2024)

In order to study the scale effect in wave-structure interactions and the role that structure-related parameters (tension T or bending stiffness EI) plays, riser model tests under regular waves were conducted using the model with multiple g...

DOAJ Open Access (DOAJ) DOI: 10.3389/fmars.2024.1372676

Influence of Intellectual-cultural Orientation as Family Culture on Chinese College Students’ Subjective Well-being: A Moderation Model

Guangming Li PhD, Yuelin Wu BS, Haiying Wen MS, Fadi Zhang HS et al. • Inquiry: The Journal of Health Care Organization, Provision, and Financing (2022)

The well-known mediation-moderation model of subjective well-being has been criticized because it oversimplified the concept of culture. This study aimed to explore whether the family culture, as supplement of social culture, has significan...

DOAJ Open Access (DOAJ) DOI: 10.1177/00469580221103924

Online Course Tailoring Design through Project-Based Learning Syntax in Fashion Studies

Anggraeni Rahmasari, Robinson Situmorang, Cecep Kustandi • Journal of Science and Education (2024)

In learning Tailoring courses, understanding theory is a very important basis before students practice. Without a strong understanding of theory, tailoring practice will only be trial and error. Therefore, lecturers must ensure that each st...

DOAJ Open Access (DOAJ) DOI: 10.58905/jse.v5i1.430

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

BFLP: blockchain-based federated learning protocol with verifiable contribution proof

Xi Li, Yibei Wang, Bin Wen • Journal of King Saud University: Computer and Information Sciences (2026)

Abstract Cross-institutional federated learning suffers from centralized trust fragility, poisoning attacks, and the lack of verifiable contribution-based incentives. This paper proposes BFLP, a blockchain-based federated learning protocol ...

DOAJ Open Access (DOAJ) DOI: 10.1007/s44443-026-01162-y

The Application of Food-Grade Chemical Treatment and Its Effect on the Mechanical Performance Characteristics of Ham Nets

Md. Al-Amin, Charles Freeman, Wes Schilling, Catherine Black et al. • Eng (2021)

This study involves the use of food-grade chemicals in the integrated pest management of dry-cured ham through the use of 100% polyester weft knitted mesh nets, an idea that was derived from a previously published study in the literature. T...

DOAJ Open Access (DOAJ) DOI: 10.3390/eng2040029

Theoretically Speaking – An Autoethnographic Journey in Crossing Disciplines to Being-Becoming a Practical Scholar

Michaella Cavanagh • African Journal of Inter-Multidisciplinary Studies (2019)

Becoming a PhD scholar requires a change in identity and new ways of thinking. This is difficult for those from practical backgrounds who struggle to merge the theoretical/scholarly with the creative/practical. Moving towards the scholarly ...

DOAJ Open Access (DOAJ) DOI: 10.51415/ajims.v1i1.801

An innovative and sustainable design of intangible Miao wax printing patterns in combination of diffusion model and fuzzy TOPSIS

Xinhui Kang, Wenjie You, Huaqian Xie • Humanities & Social Sciences Communications (2025)

Abstract Miao wax printing is a dyeing and weaving process in which natural dyes replace chemical dyes. It is renowned for its unique patterns and exquisite craftsmanship. However, with the development of industrialization and the decreasin...

DOAJ Open Access (DOAJ) DOI: 10.1057/s41599-025-05724-9