Reset
Showing 20 of 1,331 academic articles

An In Vitro Study of Local Oxygen Therapy as Adjunctive Antimicrobial Therapeutic Option for Patients with Periodontitis

Lena Katharina Müller-Heupt, Anja Eckelt, John Eckelt, Jonathan Groß et al. • Antibiotics (2023)

Periodontitis is a common global disease caused by bacterial dysbiosis leading to tissue destruction, and it is strongly associated with anaerobic bacterial colonization. Therapeutic strategies such as oxygen therapy have been developed to ...

DOAJ Open Access (DOAJ) DOI: 10.3390/antibiotics12060990

Materials for Total Hip Joint Prostheses: Biaxial Flexural Strength of Two Ceramic Systems

Bojana TABAKOVA, Ivanka KALIMANOVA, Ina YANKOVA, Hristiana NIKOLOVA • The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science (2010)

Total hip joint replacement is one of the most successful orthopaedic surgeries in the last decade. Essential part of total hip joint prostheses is the mobile joint “hemispherical head - hemispherical cup”. Functional properties and durabil...

DOAJ Open Access (DOAJ)

Effect of Heat Input on Microstructure and Hardness Distribution of Laser Welded Si-Al TRIP-Type Steel

Adam Grajcar, Maciej Różański, Sebastian Stano, Aleksander Kowalski et al. • Advances in Materials Science and Engineering (2014)

This study is concerned with issues related to laser welding of Si-Al type TRIP steels with Nb and Ti microadditions. The tests of laser welding of thermomechanically rolled sheet sections were carried out using keyhole welding and a solid-...

DOAJ Open Access (DOAJ) DOI: 10.1155/2014/658947

Twins‐like nanodrugs synchronously transport in blood and coalesce inside tumors for sensitive ultrasound imaging and triggerable penetrative drug delivery

Yujun Cai, Gengjia Chen, Minzhao Lin, Bo Li et al. • Aggregate (2024)

Abstract Nanodrugs capable of aggregating in the tumor microenvironment (TME) have demonstrated great efficiency in improving the therapeutic outcome. Among various approaches, the strategy utilizing electrostatic interaction as a driving f...

DOAJ Open Access (DOAJ) DOI: 10.1002/agt2.476

External Thermal Insulation Composite Systems: Critical Parameters for Surface Hygrothermal Behaviour

Eva Barreira, Vasco P. de Freitas • Advances in Materials Science and Engineering (2014)

External Thermal Insulation Composite Systems (ETICS) are often used in Europe. Despite its thermal advantages, low cost, and ease of application, this system has serious problems of biological growth causing the cladding defacement. Recent...

DOAJ Open Access (DOAJ) DOI: 10.1155/2014/650752

Simulation and experimental verification of the edge effect of composites on the infiltration process of RTM forming

ZHU Hongye, WANG Xiaoxu, LYU Jixiang, HAO Shulei • Xi'an Gongcheng Daxue xuebao (2025)

To study the influence of edge effects on the resin filling flow pattern in the RTM process of composite materials, the finite element software PAM-RTM was used to simulate and analyze the impregnation process of the blade preforms in RTM.B...

DOAJ Open Access (DOAJ) DOI: 10.13338/j.issn.1674-649x.2025.04.002

Superconductivity emerging from a stripe charge order in IrTe2 nanoflakes

Sungyu Park, So Young Kim, Hyoung Kug Kim, Min Jeong Kim et al. • Nature Communications (2021)

Superconductivity often appears due to suppression of competing electronic orders. Here, the authors present a contrary example showing a superconducting dome inside the parent phase with a stripe charge order in IrTe2 nanoflakes and identi...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41467-021-23310-w

Effect of Ageing on a Novel Cobalt-Free Precipitation-Hardenable Martensitic Alloy Produced by SLM: Mechanical, Tribological and Corrosion Behaviour

Inés Pérez-Gonzalo, Florentino Alvarez-Antolin, Alejandro González-Pociño, Luis Borja Peral-Martinez • Journal of Manufacturing and Materials Processing (2025)

This study investigates the mechanical, tribological, and electrochemical behaviour of a novel precipitation-hardenable martensitic alloy produced by selective laser melting (SLM). The alloy was specifically engineered with an optimised com...

DOAJ Open Access (DOAJ) DOI: 10.3390/jmmp9080261

Second hyperpolarizability of hexagonal graphene quantum dots: Effects of size and structural defects

Jiasheng Zhou, Haipeng Li, Ziqiang Yang, Zitao Zhang et al. • Carbon Trends (2021)

Graphene quantum dots (GQDs) are nanosized fragments of graphene containing a bandgap caused by edge effects and quantum confinement. These features enable GQDs to have attractive photonics applications. During the preparation of graphene n...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.cartre.2021.100054

Idiopathic pulmonary fibrosis: Addressing the current and future therapeutic advances along with the role of Sotatercept in the management of pulmonary hypertension

Dalia D. Hadi, Mohammed Dheyaa Marsool Marsool, Ali Dheyaa Marsool Marsool, Neel Vora et al. • Immunity, Inflammation and Disease (2023)

Abstract Background Idiopathic pulmonary fibrosis (IPF) is a progressive and debilitating lung disease characterized by irreversible scarring of the lungs. The cause of IPF is unknown, but it is thought to involve a combination of genetic a...

DOAJ Open Access (DOAJ) DOI: 10.1002/iid3.1079

Tuning the effective spin-orbit coupling in molecular semiconductors

Sam Schott, Erik R. McNellis, Christian B. Nielsen, Hung-Yang Chen et al. • Nature Communications (2017)

Organic semiconductors with long spin lifetime hold promise for future spintronics devices that can process and store information. Here, Schottet al. perform a systematic study of the strength of spin-orbit coupling and its effect on spin l...

DOAJ Open Access (DOAJ) DOI: 10.1038/ncomms15200

High-temperature Infrared Transmission of Free-standing Diamond Films

HEI Li-fu, YAN Xiong-bo, ZHU Rui-hua, CHEN Liang-xian et al. • Cailiao gongcheng (2017)

The combination of low absorption and extreme mechanical and thermal properties make diamond a compelling choice for some more extreme far infrared (8-12 μm) window applications. The optical properties of CVD diamond at elevated temperature...

DOAJ Open Access (DOAJ) DOI: 10.11868/j.issn.1001-4381.2016.000792

Extraction of nano-crystalline cellulose for development of aerogel: Structural, morphological and antibacterial analysis

Yash Vishnoi, Alok Kumar Trivedi, M.K. Gupta, Harinder Singh et al. • Heliyon (2024)

In the present decades, nanocellulose has been very popular in the field of nanotechnology and is receiving much attention from researchers because of its advantageous physicochemical properties, high aspect ratio, and high specific strengt...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.heliyon.2023.e23846

Review on nanocomposite materials from cellulose, chitosan, alginate, and lignin for removal and recovery of nutrients from wastewater

Aminat Mohammed Ahmed, Menbere Leul Mekonnen, Kebede Nigussie Mekonnen • Carbohydrate Polymer Technologies and Applications (2023)

Nutrient enrichment of the aquatic system promotes eutrophication, which degrades the aesthetic and economic value of water systems. On the other hand, the global supply of nutrients such as phosphate is dwindling. Hence, from the viewpoint...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.carpta.2023.100386

Rhizospheric Microbes and Nanoparticles Synergize to Enhance Plant Immune Responses

Mohammad Nazrul Islam Bhuiyan, Md. Saidur Rahman, Md. Mahfuzur Rahman, Barun Kanti Saha • Plant-Environment Interactions (2026)

ABSTRACT Sustainable crop production increasingly requires innovative strategies that can enhance plant resilience while reducing dependence on synthetic agrochemicals. Recent advances in nanotechnology and rhizosphere microbiome research h...

DOAJ Open Access (DOAJ) DOI: 10.1002/pei3.70183

Facile Synthesis of Propranolol and Novel Derivatives

Vy Anh Tran, Nguyen Hai Tai Tran, Long Giang Bach, Trinh Duy Nguyen et al. • Journal of Chemistry (2020)

Propranolol is one of the first medications of the beta-blocker used for antihypertensive drugs. This study reports the facile route for the synthesis of propranolol and its novel derivatives. Herein, propranolol synthesis proceeded from 1-...

DOAJ Open Access (DOAJ) DOI: 10.1155/2020/9597426