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Evaluation of Natural Extracts as Promising Components of Bioactive Coatings for Orthopedic Implants

Katja Andrina Kravanja, Matjaž Finšgar, Željko Knez, Maša Knez Marevci • Frontiers in Materials (2022)

The development of drug-eluting bioactive coatings for orthopedic implants has gained increased interest in recent years with an intent to reduce postoperative complications and improve tissue regeneration at the implant interface. Due to t...

DOAJ Open Access (DOAJ) DOI: 10.3389/fmats.2022.878176

Characterization of thermally treated polypropylene powders with wide sintering window for powder bed fusion of polymers

Xiaodi Gong, Xia Gao, Ning Yu, Daijun Zhang et al. • Polymer Testing (2021)

One key issue restricting semi-crystalline polymers to be widely applied in powder bed fusion (PBF) of polymers is lack of good powder processability, especially a wide sintering window. In this work, a thermal treatment method with mixed d...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.polymertesting.2021.107078

A STRAIGHTFORWARD SYNTHESIS OF NOVEL 1,3,5-TRIAZINE-BASED MACROCYCLIC SCAFFOLDS

Cosmin V. CRIŞAN, Niculina D. HĂDADE, Ion GROSU, Andreea P. CRIŞAN et al. • Studia Universitatis Babes-Bolyai Chemia (2020)

The synthesis and structural investigation of a series of three macrocycles bearing 2,4,6-tris(p-phenylene)-1,3,5-triazine central units and oligoethyleneoxide bridges are reported. The approach implied the synthesis of non-symmetrical 1,3,...

DOAJ Open Access (DOAJ) DOI: 10.24193/subbchem.2020.3.13

A comparative life cycle assessment of viscose fibers derived from cotton, wood, and bamboo pulp

Luna He, Nannan Hou, Rong Li • Industrial Crops and Products (2025)

In this work, a life cycle assessment (LCA) approach was employed to evaluate the environmental impact of viscose fibers made from cotton, wood and bamboo pulp, in accordance with the ISO 14040 standard. Utilizing SimaPro 9.5.0 software, th...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.indcrop.2025.122267

Preparation of Solid Superacid SO42-/ZnO-TiO2 and Its Action on Synthesis of Dimethyl Carbonate from Urea and Methanol

Xiaojun Guo, Rong Zhang, Li Zhang, Jun Yan • Iranian Journal of Chemistry & Chemical Engineering (2013)

SO42-/ZnO-TiO2 catalyst was prepared by sulfating ZnO-TiO2 powders with H2SO4 solution. The catalyst was characterized by XRD, IR and Hammett indicator. The catalyst showed strong acidity(H0 ≦-16.0). The optimum conditions are found that th...

DOAJ Open Access (DOAJ)

Visionary figures in the field of electrochemistry who revolutionized voltammetry

Rubin Gulaboski • Macedonian Journal of Chemistry and Chemical Engineering (2024)

Understanding energetics and electron behavior has been pivotal in elucidating numerous fundamental phenomena, including electricity, corrosion, respiration, energy generation in biological systems, intermolecular interactions within living...

DOAJ Open Access (DOAJ) DOI: 10.20450/mjcce.2024.2847

Continuous Field Determination and Ecological Risk Assessment of Pb in the Yellow Sea of China

Zhiwei Zhang, Dawei Pan, Yan Liang, Md. Abdur Rahman et al. • Journal of Marine Science and Engineering (2024)

Field determination and ecological risk assessment of dissolved lead (Pb) were performed at two Yellow Sea sites in China using a continuous automated electrochemical system (CAEDS). This CAEDS instrument includes an automatic triple filter...

DOAJ Open Access (DOAJ) DOI: 10.3390/jmse12081452

Comparative Study for Selective Lithium Recovery via Chemical Transformations during Incineration and Dynamic Pyrolysis of EV Li-Ion Batteries

Srija Balachandran, Kerstin Forsberg, Tom Lemaître, Nathália Vieceli et al. • Metals (2021)

Selective leaching of Li from spent LIBs thermally pretreated by pyrolysis and incineration between 400 and 700 °C for 30, 60, and 90 min followed by water leaching at high temperature and high L/S ratio was examined. During the thermal pre...

DOAJ Open Access (DOAJ) DOI: 10.3390/met11081240

Soil Geochemical Properties Influencing the Diversity of Bacteria and Archaea in Soils of the Kitezh Lake Area, Antarctica

Qinxin Li, Nengfei Wang, Wenbing Han, Botao Zhang et al. • Biology (2022)

It is believed that polar regions are influenced by global warming more significantly, and because polar regions are less affected by human activities, they have certain reference values for future predictions. This study aimed to investiga...

DOAJ Open Access (DOAJ) DOI: 10.3390/biology11121855

Oxidation‐etching induced morphology regulation of Cu catalysts for high‐performance electrochemical N2 reduction

Xuqiang Ji, Ting Wang, Qian Liu, Yongsong Luo et al. • EcoMat (2020)

Abstract Renewable‐electricity‐driven N2 reduction is an attractive approach for ambient NH3 synthesis, but active electrocatalysts are needed to enable the N2 reduction reaction. Monolithic electrodes with active components anchored on con...

DOAJ Open Access (DOAJ) DOI: 10.1002/eom2.12026