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Self-Matrix N-Doped Room Temperature Phosphorescent Carbon Dots Triggered by Visible and Ultraviolet Light Dual Modes

Huiyong Wang, Hongmei Yu, Ayman AL-Zubi, Xiuhui Zhu et al. • Nanomaterials (2022)

The synthesis of room temperature phosphorescent carbon dots (RTP-CDs) without any matrix is important in various applications. In particular, RTP-CDs with dual modes of excitation are more interesting. Here, we successfully synthesized mat...

DOAJ Open Access (DOAJ) DOI: 10.3390/nano12132210

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

Sophorolipids Production from Oil Cake by Solid-State Fermentation. Inventory for Economic and Environmental Assessment

Alejandra Rodríguez, Teresa Gea, Xavier Font • Frontiers in Chemical Engineering (2021)

Biosurfactants are being proposed as a substitute for surfactants in the framework of a circular economy strategy. Sophorolipids (SL) are a type of biosurfactant produced by yeast that can be produced through submerged or solid-state fermen...

DOAJ Open Access (DOAJ) DOI: 10.3389/fceng.2021.632752

Hornification in Commercial Chemical Pulps: Dependence on Water Removal and Hornification Mechanisms

Björn Sjöstrand, Carl-Anton Karlsson, Christophe Barbier, Gunnar Henriksson • BioResources (2023)

Understanding cellulose hornification provides crucial information regarding drying of pulp, paper, and other cellulosic materials as well as recycling them. By measuring drainage, fiber width, and water retention value of hardwood and soft...

DOAJ Open Access (DOAJ)

Triple‐State Invisible Photonic Crystal Pattern Encrypted in Hollow‐Silica/Polyurethane Film for Anticounterfeiting Applications

Xin Zhang, Qianqian Fu, Jianping Ge • Advanced Photonics Research (2021)

An invisible photonic crystal (PC) pattern encrypted at the dry state and decrypted by solvent is a new anticounterfeiting material system, but its diversity and complexity in response are still required to be increased to enhance the antic...

DOAJ Open Access (DOAJ) DOI: 10.1002/adpr.202000208

The Application of Electrospun Titania Nanofibers in Dye-sensitized Solar Cells

Hana Krysova, Arnost Zukal, Jana Trckova-Barakova, Aravind Kumar Chandiran et al. • CHIMIA (2013)

Titania nanofibers were fabricated using the industrial NanospiderTM technology. The preparative protocol was optimized by screening various precursor materials to get pure anatase nanofibers. Composite films were prepared by mixing a comme...

DOAJ Open Access (DOAJ) DOI: 10.2533/chimia.2013.149

Graphene Oxide and Reduced Derivatives, as Powder or Film Scaffolds, Differentially Promote Dopaminergic Neuron Differentiation and Survival

Noela Rodriguez-Losada, Noela Rodriguez-Losada, Rune Wendelbob, M. Carmen Ocaña et al. • Frontiers in Neuroscience (2020)

Emerging scaffold structures made of carbon nanomaterials, such as graphene oxide (GO) have shown efficient bioconjugation with common biomolecules. Previous studies described that GO promotes the differentiation of neural stem cells and ma...

DOAJ Open Access (DOAJ) DOI: 10.3389/fnins.2020.570409

Paraffinic oil residues after heating as a basis for fuel

Zvereva Elvira, Makarova Anastasiya, Ilyin Nikolay, Ageeva Marina et al. • E3S Web of Conferences (2023)

The possibility of reuse of heavy residues (oily sludge) of low-sulfur, highly paraffinic Mangyshlak oils as a basis for fuel with improved environmental characteristics for engines to marine, river and railway transport, gas turbine and bo...

DOAJ Open Access (DOAJ) DOI: 10.1051/e3sconf/202337604020

Application of a novel pH-responsive gemini surfactant for delivery of curcumin molecules

Maral Rahimzadeh, Majid Sadeghizadeh, Farhood Najafi, Seyed Shahriar Arab et al. • Materials Research Express (2020)

During the last few decades, extensive studies have been conducted to elucidate the anti-cancer effects of curcumin. Despite promising results indicating curcumin could impede cancer cells ability thrive and proliferation, clinical applicat...

DOAJ Open Access (DOAJ) DOI: 10.1088/2053-1591/ab770f

Dielectric Properties of Phosphatidylcholine Membranes and the Effect of Sugars

Victoria Vitkova, Vesela Yordanova, Galya Staneva, Ognyan Petkov et al. • Membranes (2021)

Simple carbohydrates are associated with the enhanced risk of cardiovascular disease and adverse changes in lipoproteins in the organism. Conversely, sugars are known to exert a stabilizing effect on biological membranes, and this effect is...

DOAJ Open Access (DOAJ) DOI: 10.3390/membranes11110847

Proteomic analysis of synergetic neuroprotective effect of adenosine, thiamine, niacin and cyanocobalamin in pathophysiology of diabetic polyneuropathy

O. A. Gromova, I. Yu. Torshin, A. G. Moiseenok • Фармакоэкономика (2025)

Background. Neurotransmitter adenosine and B-group vitamins have neuroprotective, remyelinizing and anti-neuroinflammatory properties. Despite the studies of these molecules for decades, the molecular mechanisms of their synergistic effect ...

DOAJ Open Access (DOAJ) DOI: 10.17749/2070-4909/farmakoekonomika.2024.285

Sex-based estimation of biological variation in plasma-free amino acid concentrations among healthy adults

Müjgan Ercan, Emiş Deniz Akbulut, Ayşen Caniklioğlu, Esra Fırat Oğuz et al. • Journal of Mass Spectrometry and Advances in the Clinical Lab (2025)

Introduction: Free amino acid (FAA) analysis plays a crucial role in diagnosing and monitoring inborn errors of metabolism, assessing nutritional status, and identifying metabolic imbalances associated with various diseases. This study aime...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jmsacl.2025.04.010

Optimized Manufacture of Lyophilized Dermal Fibroblasts for Next-Generation Off-the-Shelf Progenitor Biological Bandages in Topical Post-Burn Regenerative Medicine

Alexis Laurent, Corinne Scaletta, Philippe Abdel-Sayed, Murielle Michetti et al. • Biomedicines (2021)

Cultured fibroblast progenitor cells (FPC) have been studied in Swiss translational regenerative medicine for over two decades, wherein clinical experience was gathered for safely managing burns and refractory cutaneous ulcers. Inherent FPC...

DOAJ Open Access (DOAJ) DOI: 10.3390/biomedicines9081072

Misalignment-modulated magnetoelastic transduction for field-tunable stiffness in chain-like magnetorheological elastomers: a Green-function-weighted traction-transfer framework

ShuLei Sun, Kesheng Zhang, Shunke Zhang, Ning Tian et al. • Materials Research Express (2026)

Magnetorheological elastomers (MREs) are field-responsive composites whose stiffness can be tuned by a magnetic field. In chain-like MREs, strong local magnetic interactions and Maxwell tractions do not necessarily translate into a measurab...

DOAJ Open Access (DOAJ) DOI: 10.1088/2053-1591/aeb47a

Grain boundary and texture evolution of TiB/Ti–2Al–6Sn titanium matrix composite under electroshocking treatment

Yaya Wu, Yan Wen, Anan Guo, Jian Zhou et al. • Journal of Materials Research and Technology (2023)

This work used electroshocking treatment (EST) plus external loading to regulate the microstructure of titanium matrix composites (TMCs). The external loading was 0.3 MPa. After EST plus external loading with 0.3 MPa, the α was reduced to 2...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jmrt.2023.10.177

3D Printing parameter optimisation combined with heat treatment for achieving high density and enhanced performance in refractory high-entropy alloys

Deyu Jiang, Miao Luo, Changxi Liu, Yashuo Zhang et al. • Virtual and Physical Prototyping (2025)

In this study, a Ti1.5Nb1Ta0.5Zr1Mo0.5 (TNTZM) high-entropy alloy was fabricated using laser powder bed fusion (LPBF). By integrating 63 sets of parameter trials with machine learning (ML) models, an optimised process window was identified,...

DOAJ Open Access (DOAJ) DOI: 10.1080/17452759.2025.2524524

Physical Properties of Modified Polyphenylene Oxide as a Composite Material for Hydrogen Fuel Cell Stack Enclosure Suitable for Injection Molding

Soo-Lim Lee, Bong-Ju Kim, Seon-Bong Lee • Machines (2022)

There is an increasing need for securing development technology for suitable materials to obtain more productive and lightweight automobile parts, including hydrogen fuel cell stack enclosures. Due to the poor moldability of Poly-Phenylene ...

DOAJ Open Access (DOAJ) DOI: 10.3390/machines10080625

Enhanced Energy Recovery in Magnetic Energy-Harvesting Shock Absorbers Using Soft Magnetic Materials

Susana Aberturas, José Luis Olazagoitia, Miguel Ángel García, Antonio Hernando • Magnetochemistry (2023)

In the automobile sector, energy recovery and sustainability are becoming more and more important, and energy-harvesting suspension systems (EHSAs) have a lot of promise to improve vehicle efficiency. This investigation expands on prior wor...

DOAJ Open Access (DOAJ) DOI: 10.3390/magnetochemistry9070189

Hybrid Dynamic Traffic Model for Freeway Flow Analysis Using a Switched Reduced-Order Unknown-Input State Observer

Yuqi Guo, Bin Li, Matthew Daniel Christie, Zongzhi Li et al. • Sensors (2020)

This paper introduces a new methodology for reconstructing vehicle densities of freeway segments by utilizing the limited data collected by traffic-counting sensors and developing a macroscopic traffic stream model formulated as a switched ...

DOAJ Open Access (DOAJ) DOI: 10.3390/s20061609