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Mechanochemical Synthesis of TiO<sub>2</sub>-CeO<sub>2</sub> Mixed Oxides Utilized as a Screen-Printed Sensing Material for Oxygen Sensor

Jelena N. Stevanović, Srđan P. Petrović, Nenad B. Tadić, Katarina Cvetanović et al. • Sensors (2023)

TiO2 and CeO2 are well known as oxygen sensing materials. Despite high sensitivity, the actual utilization of these materials in gas detection remains limited. Research conducted over the last two decades has revealed synergistic effects of...

DOAJ Open Access (DOAJ) DOI: 10.3390/s23031313

Breaking of Thermopower–Conductivity Trade‐Off in LaTiO3 Film around Mott Insulator to Metal Transition

Takayoshi Katase, Xinyi He, Terumasa Tadano, Jan M. Tomczak et al. • Advanced Science (2021)

Abstract Introducing artificial strain in epitaxial thin films is an effective strategy to alter electronic structures of transition metal oxides (TMOs) and to induce novel phenomena and functionalities not realized in bulk crystals. This s...

DOAJ Open Access (DOAJ) DOI: 10.1002/advs.202102097

Recent progress in tailoring Ni-rich layered oxides via coating and doping strategies for enhanced lithium-ion battery performance

Ha Eun Kang, Seong-Do Kim, Young Soo Yoon, Sang-Jin Lee • Applied Surface Science Advances (2025)

Nickel-rich layered oxide cathodes, typified by compositions such as LiNi₁₋ₓ₋ᵧCoₓMnᵧO₂ (NCM) have garnered significant attention as high-energy-density candidates for next-generation lithium-ion batteries. However, their widespread deployme...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.apsadv.2025.100826

Preliminary Investigation of the Antibacterial Activity of Antitumor Drug 3-Amino-1,2,4-Benzotriazine-1,4-Dioxide (Tirapazamine) and its Derivatives

Evelina Polmickaitė-Smirnova, Jonas Šarlauskas, Kastis Krikštopaitis, Živilė Lukšienė et al. • Applied Sciences (2020)

The antitumor drug 3-amino-1,2,4-benzotriazine-1,4-dioxide (tirapazamine, TPZ (1)) along with a number of newly synthesized tirapazamine derivatives (TPZs) bearing substitutions at the 3-amine position of TPZ (1) were estimated for their an...

DOAJ Open Access (DOAJ) DOI: 10.3390/app10124062

Preparation, Characterization and Mimetic Activities of Fe2O3 and Fe3O4 Nanoparticles as Catalase and Peroxidase

Alaa Majeed, Rashed Rasheed • Journal of Applied Sciences and Nanotechnology (2022)

Different iron oxide nanoparticles (Fe3O4 and Fe2O3) were prepared by the sol-gel method (titration). The prepared nanoparticles were heated at 90 and 400°C. The morphology surface and structures were characterized by Fourier Transform Infr...

DOAJ Open Access (DOAJ) DOI: 10.53293/jasn.2022.4574.1127

Glass-fiber catalysts for selective catalytic reduction of nitrogen oxides by CO and hydrocarbons

K. Golyashova, N. Glazov, S. Lopatin, A. Zagoruiko • Catalysis Communications (2023)

Glass-fiber catalysts (GFCs) are investigated in the process of the catalytic reduction of nitrogen oxides by hydrocarbons and carbon monoxide contained in waste and flue gases. Studies show that the platinum-based GFCs prepared by surface ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.catcom.2023.106765

Compositional tuning of structural, photothermal and optical properties of La-based high-entropy perovskite oxides

Anurag Khandelwal, Piyush Anil Kumar Sharma, Simon Schweidler, Pirmin Tischler et al. • Materials & Design (2026)

In this study, 14 lanthanum-based high-entropy perovskite oxides (HEPOs) with equimolar mixtures of transition metals (Cr, Mn, Fe, Co, Ni, Cu, Zn) at the B-site were synthesized to investigate how multi-elemental interactions govern their s...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.matdes.2026.116517

Tissue-specific responses of antioxidant pathways to poor hygiene conditions in growing pigs divergently selected for feed efficiency

K. Sierżant, M-H. Perruchot, E. Merlot, N. Le Floc’h et al. • BMC Veterinary Research (2019)

Abstract Background Poor hygiene of housing induces a systemic inflammatory response. Because inflammation and oxidative stress are processes that can sustain each other, the ways pigs are able to activate their antioxidant defenses are cri...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12917-019-2107-2

Complex structural evolution in BaTiO3 single crystals caused by the coexistence of competing anharmonic potentials

Annette Bussmann-Holder, Iwona Lazar, Andrzej Soszyński, Krystian Roleder • Materials & Design (2026)

BaTiO3 (BTO) was the first ferroelectric perovskite oxide discovered in the 1940′th.. It was also the first ferroelectric compound without hydrogen bonds. Its wide applicability, together with its simple cubic structure, directly intensifie...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.matdes.2026.116642

Formation of surfaces oxide vacancies in porous ZnCo2O4 nanoflowers for enhanced energy storage performance

Deyang Zhang, Binhe Feng, Wenbo Guo, Jinbing Cheng et al. • Discover Nano (2025)

Abstract A cost-effective and large-scale method for synthesizing ZnCo2O4 nanoflowers with surface oxygen vacancies as electrode materials for supercapacitors is presented. The existence of oxygen vacancies on the surface of the ZnCo2O4 nan...

DOAJ Open Access (DOAJ) DOI: 10.1186/s11671-025-04347-y

Effect of Preparation Mode on the Properties of Mn-Na-W/SiO2 Catalysts for Oxidative Coupling of Methane: Conventional Methods vs. POSS Nanotechnology

I. Z. Ismagilov, E. V. Matus, V. V. Kuznetsov, M. A. Kerzhentsev et al. • Eurasian Chemico-Technological Journal (2016)

Using XPS, BET, XRD, TG-DTA, HRTEM-EDX, TPR and UV-Vis Diffuse Reflectance spectroscopic methods the electronic, redox and structural properties of Mn-Na-W/SiO2 catalysts prepared by the incipient wetness impregnation method and mixture slu...

DOAJ Open Access (DOAJ) DOI: 10.18321/ectj430

A case study on morphological aspects of distinct magnetized 3D hybrid nanoparticles on fluid flow between two orthogonal rotating disks: An application of thermal energy systems

Zahra Abdelmalek, M. Zubair Akbar Qureshi, S. Bilal, Qadeer Raza et al. • Case Studies in Thermal Engineering (2021)

The consolidation power of different nanomaterials such as metallic nanoparticles and metallic-oxides nanoparticles in a new-fangled and energetic hybrid material should give rise to fascinating properties that combine the advantages of eac...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.csite.2020.100744

Vulsino volcanic aquifer in Umbria Region : Hydrogeological survey for the characterization of the presence of arsenic and aluminium and the correct use of groundwater

Stefano Fratini, Fabrizio Maria Francesconi, Roberto Checcucci, Francesco Frondini et al. • Acque Sotterranee (2013)

In December 2009 and the first months of 2010, a large water crisis took place in the Orvieto area, because of sudden high concentration of aluminum (Al) in the groundwater of the vulsino aquifer. This represents a supply for Orvieto’s popu...

DOAJ Open Access (DOAJ) DOI: 10.7343/as-048-13-0075

Air distribution to reduce nitrogen oxide emissions in the furnace of a boiler with tangential combustion scheme

Andrey V. Gil, Kirill I. Maltsev, Nikita V. Abramov, Stanislav A. Puzyrev et al. • Известия Томского политехнического университета: Инжиниринг георесурсов (2024)

Relevance. Determined by the importance of analyzing the combustion characteristics and factors affecting the emission of nitrogen oxides (NOx) in the furnace chamber of pulverized coal-fired power boiler unit when installing tertiary air n...

DOAJ Open Access (DOAJ) DOI: 10.18799/24131830/2024/12/4883

A review on the recent mechanisms investigation of PFAS electrochemical oxidation degradation: mechanisms, DFT calculation, and pathways

Gengyang Li, Mason Peng, Qingguo Huang, Ching-Hua Huang et al. • Frontiers in Environmental Engineering (2025)

Per- and polyfluoroalkyl substances (PFAS) have drawn public concern recently due to their toxic properties and persistence in the environment, making it urgent to eliminate PFAS from contaminated water. Electrochemical oxidation (EO) has s...

DOAJ Open Access (DOAJ) DOI: 10.3389/fenve.2025.1568542

Hesperidin encapsulation in mung bean isolate protein-dextran conjugate-stabilized nanoemulsions: Preparation and characterization

Zixi Xue, Xianrong Xiang, Jiaying Tang, Wen Qin et al. • Grain & Oil Science and Technology (2025)

Encapsulation and protection of hesperidin (HES) in mung bean protein isolate (MPI)-dextran (DX) conjugate-stabilized nanoemulsions (MDC NEs) were investigated in this study. The degree of grafting of MDC prepared by a dry-heating method re...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.gaost.2025.07.001

Effect of heat treatment on the microstructure and corrosion resistance of laser powder bed fusion ODS-316L

Qian Zheng, Chao Lu, Yan Yin, Xiaoli Cui et al. • Journal of Materials Research and Technology (2025)

As a candidate cladding material for fourth-generation nuclear energy systems, the microstructure and properties of oxide dispersion strengthened 316L (ODS-316L) steel are significantly affected by heat treatment (HT) processes. This paper ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jmrt.2025.09.256