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Synthesis of ultra‐high molecular weight core cross‐linked star (CCS) polymer using high molecular weight spherical nanoparticles and arm‐first method

Guangyao Liu, Yongqi Yang, Chao Zheng, Xiaoqun Cao • Nano Select (2022)

Abstract P (N,N‐Dimethylacrylamide) ‐b‐P (2‐methoxyethyl acrylate) (PDMA‐b‐PMEA) and Poly (poly (ethylene glycol) methyl ether methacrylate) ‐b‐P (2‐methoxyethyl acrylate) (PPEGMA‐b‐PMEA) di‐block copolymer nanoparticles are prepared by RAF...

DOAJ Open Access (DOAJ) DOI: 10.1002/nano.202100216

Synthesize and characterization of hybrid aluminium alloy (AA6063) metal matrix composite (HAMMC) with corn cob ash and alumina (Al2O3) reinforcements

Ayenew Amare, Mezigebu Belay, Zewudu Wondimagegn • Journal of Materials Science: Materials in Engineering (2026)

Abstract The use of aluminium matrix composites (AMCs) in advanced engineering applications has increased due to their improved mechanical properties, such as hardness, ultimate tensile strength, toughness, wear, and corrosion resistance. A...

DOAJ Open Access (DOAJ) DOI: 10.1186/s40712-026-00421-0

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

Generation of Subdiffraction Optical Needles by Simultaneously Generating and Focusing Azimuthally Polarized Vortex Beams through Pancharatnam–Berry Metalenses

Zhe Shen, Shijie Huang • Nanomaterials (2022)

Needle beams have received widespread attention due to their unique characteristics of high intensity, small focal size, and extended depth of focus (DOF). Here, a single–layer all–dielectric metalens based on Pancharatnam–Berry (PB) was us...

DOAJ Open Access (DOAJ) DOI: 10.3390/nano12224074

Measurement of the Filling Degree and Droplet Size of Individual Double Emulsion Droplets Using Raman Technologies

Thomas Hufnagel, Richard Stoy, Matthias Rädle, Heike P. Karbstein • Chemosensors (2022)

Double emulsions arouse great interest in various industries due to their ability to encapsulate value-adding ingredients. However, they tend to be unstable due to their complex structure. Several measurement techniques have already been de...

DOAJ Open Access (DOAJ) DOI: 10.3390/chemosensors10110463

Axial resolution post-processing engineering in Fresnel incoherent correlation holography

Shivasubramanian Gopinath, Joseph Rosen, Vijayakumar Anand • JPhys Photonics (2026)

Fresnel incoherent correlation holography (FINCH) is a self-interference-based incoherent digital holography method. In FINCH, light from an object point is split into two beams, modulated differently using two lenses with different focal d...

DOAJ Open Access (DOAJ) DOI: 10.1088/2515-7647/ae38ae

Image encryption and distribution method based on LFSR and counters

V. Luzhetsky, M. Tsikhotskyi • Ìнформаційні технології та компʼютерна інженерія (2025)

In the conditions of processing large amounts of graphic data, the task arises of developing a reliable image encryption scheme with reduced computing costs. The purpose of the study was to develop a deterministic scheme for encrypting and ...

DOAJ Open Access (DOAJ) DOI: 10.31649/vitce/3.2025.77

Diagnosis of winter precipitation types using the spectral bin model (version 1DSBM-19M): comparison of five methods using ICE-POP 2018 field experiment data

W. Bang, J. T. Carlin, K. Kim, A. V. Ryzhkov et al. • Geoscientific Model Development (2025)

Winter precipitation types (WPTs) are controlled by many factors, including thermodynamic and microphysical processes. Therefore, realistically simulating interactions between precipitation particles and the atmosphere is important when dia...

DOAJ Open Access (DOAJ) DOI: 10.5194/gmd-18-3559-2025

Seasonal particle responses to near‐bed shear stress in a shallow, wave‐ and current‐driven environment

Grace Chang, Galen Egan, Joseph D. McNeil, Samuel McWilliams et al. • Limnology and Oceanography Letters (2022)

Abstract Novel analysis of in situ acoustic and optical data collected in a shallow, wave‐ and current‐driven environment enabled determination of (1) particle characteristics that were most affected by near‐bed physical forcing over season...

DOAJ Open Access (DOAJ) DOI: 10.1002/lol2.10221

Artisanal elasmobranch fisheries of northwestern Baja California, Mexico

Omar Santana-Morales, Daniel Cartamil, Oscar Sosa-Nishizaki, Rebeca Zertuche-Chanes et al. • Ciencias Marinas (2020)

Elasmobranch species composition and spatiotemporal variability can often be characterized from landing surveys of local fisheries, with important management implications. In the present study, we describe the elasmobranch landing compositi...

DOAJ Open Access (DOAJ) DOI: 10.7773/cm.v46i1.3023

Mixed Systems of Quaternary Ammonium Foam Drainage Agent with Carbon Quantum Dots and Silica Nanoparticles for Improved Gas Field Performance

Yongqiang Sun, Yongping Zhang, Anqi Wei, Xin Shan et al. • Nanomaterials (2024)

Foam drainage agents enhance gas production by removing wellbore liquids. However, due to the ultra-high salinity environments of the Hechuan gas field (salinity up to 32.5 × 104 mg/L), no foam drainage agent is suitable for this gas field....

DOAJ Open Access (DOAJ) DOI: 10.3390/nano14191590

Results of studies on red snow crab <i>С</i> <i>hionoecetes japonicus</i> in the bathyal zone of the central Japan Sea

Andrey N. Dyominov • Известия ТИНРО (2015)

Deep-water red snow crab is researched in poorly or never surveyed areas of its habitat in the central part of the Japan Sea, as Kita-Yamato Bank and Peter the Great Seamount on the data obtained aboard RV Vladimir Safonov in April-May 2012...

DOAJ Open Access (DOAJ) DOI: 10.26428/1606-9919-2015-180-65-76

Selenium Nanoparticle-Enriched and Potential Probiotic, <i>Lactiplantibacillus plantarum</i> S14 Strain, a Diet Supplement Beneficial for Rainbow Trout

Francisco Yanez-Lemus, Rubén Moraga, Carlos T. Smith, Paulina Aguayo et al. • Biology (2022)

Lactic acid bacteria (LAB), obtained from rainbow trout (Oncorhynchus mykiss) intestine, were cultured in MRS medium and probiotic candidates. Concurrently, producers of elemental selenium nanoparticles (Se0Nps) were selected. Probiotic can...

DOAJ Open Access (DOAJ) DOI: 10.3390/biology11101523

Two new species of deep-sea Red Corals (Coralliidae, Genus Hemicorallium Gray, 1867) from the western Indian Ocean

Xuying Hu, Qian Zhang, Meiling Ge, Xinlong Li et al. • Zoosystematics and Evolution (2025)

Deep-sea corals are critical to global exploration of deep-sea biodiversity, but research on them in the Indian Ocean is very limited. In this study, we report the first discovery of two new species of red corals at a depth of 1697 m in the...

DOAJ Open Access (DOAJ) DOI: 10.3897/zse.101.139350

Development of functional cookies form wheat-pumpkin seed based composite flour

Feriehiwote Weldeyohanis Gebremariam, Eneyew Tadesse Melaku, Venkatesa Prabhu Sundramurthy, Henock Woldemichael Woldemariam • Heliyon (2024)

To develop high quality cookies, even seemingly smallest changes depended on factors that can affect taste, texture, and nutritional value. In this light, this study aimed to investigate the upshot of refined wheat flour and pumpkin seed fl...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.heliyon.2024.e24443

Advances of Single‐Atomic Cobalt Catalysts in Liquid‐Phase Selective Oxidative Reactions

Jiaquan Li, Kai Wang, Yijiao Jiang, Jun Huang et al. • Small Science (2023)

Single‐atom catalysts (SACs) composed of atomically dispersed metal‐active sites embedded in supporting substrates are attracting increasing attention in liquid‐phase selective oxidation reactions with joint merits of both advanced catalyti...

DOAJ Open Access (DOAJ) DOI: 10.1002/smsc.202300079