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  • Article
  • Open Access
29 Citations
9,293 Views
19 Pages

Facile Synthesis of PVP-Coated Silver Nanoparticles and Evaluation of Their Physicochemical, Antimicrobial and Toxic Activity

  • Francisco N. Souza Neto,
  • Leonardo A. Morais,
  • Luiz F. Gorup,
  • Lucas S. Ribeiro,
  • Tassia J. Martins,
  • Thayse Y. Hosida,
  • Patricia Francatto,
  • Debora B. Barbosa,
  • Emerson R. Camargo and
  • Alberto C. B. Delbem

This study focuses on the synthesis of silver nanoparticles (AgNPs) at different high concentrations and investigates their physicochemical properties, antimicrobial activity, and cytotoxicity. AgNPs were synthesized using the alcohol reduction proce...

  • Feature Paper
  • Review
  • Open Access
28 Citations
9,718 Views
36 Pages

Addressing the Apparent Controversies Between the Contact Angle-Based Models for Estimation of Surface Free Energy: A Critical Review

  • Georgi As. Georgiev,
  • Stanislav Baluschev,
  • Petar Eftimov,
  • Mihaela Bacheva and
  • Katharina Landfester

The most popular contact angle (CA)-based approaches for determination of solid surface free energy (SFE) are considered: (i) single liquid methods, mainly of Neumann and Chibowski, (ii) the multiple liquids approach of Owens–Wendt–Rabel&...

  • Article
  • Open Access
26 Citations
9,822 Views
17 Pages

Optimization of Clove Oil Nanoemulsions: Evaluation of Antioxidant, Antimicrobial, and Anticancer Properties

  • José Nabor Haro-González,
  • Brenda Nathalie Schlienger de Alba,
  • Moisés Martínez-Velázquez,
  • Gustavo Adolfo Castillo-Herrera and
  • Hugo Espinosa-Andrews

Clove essential oil is traditionally used as an anesthetic, analgesic, or insecticide, and recently, its applications as an antimicrobial, antioxidant, or anticancer agent have been explored. Nanoemulsions are thermodynamically unstable dispersions (...

  • Article
  • Open Access
23 Citations
16,051 Views
13 Pages

The hydrophilic–lipophilic balance (HLB) is a valuable parameter used to determine the relative hydrophobicity of a compound based on its chemical structure. This semi-empirical parameter has been instrumental in formulating oil-in-water and wa...

  • Feature Paper
  • Article
  • Open Access
20 Citations
7,636 Views
19 Pages

This work reports a detailed investigation of the micellization of the cationic surfactant cetyltrimethylammonium bromide (CTAB) over the temperature range of 290–313 K. Conductometry, tensiometry, fluorimetry, and isothermal titration calorime...

  • Article
  • Open Access
18 Citations
4,282 Views
16 Pages

Effects of Various Types of Vacuum Cold Plasma Treatment on the Chemical and Functional Properties of Whey Protein Isolate with a Focus on Interfacial Properties

  • Elham Ommat Mohammadi,
  • Samira Yeganehzad,
  • Mohammad Ali Hesarinejad,
  • Mohsen Dabestani,
  • Emanuel Schneck and
  • Reinhard Miller

Vacuum cold plasma (VCP), a novel non-thermal processing technology used to modify the physicochemical properties and functionalities of food materials, was applied to whey protein isolate (WPI). The treatment affects the protein chemistry and, as a...

  • Article
  • Open Access
17 Citations
6,303 Views
16 Pages

Effect of Gelling Agent Type on the Physical Properties of Nanoemulsion-Based Gels

  • Natalia Riquelme,
  • Constanza Savignones,
  • Ayelén López,
  • Rommy N. Zúñiga and
  • Carla Arancibia

Senior populations may experience nutritional deficiencies due to physiological changes that occur during aging, such as swallowing disorders, where easy-to-swallow foods are required to increase comfort during food consumption. In this context, the...

  • Article
  • Open Access
17 Citations
5,931 Views
16 Pages

In this work, alginate-chitosan microgel particles were formed at different pH levels with the aim of using them as viscoelastic interfacial layers, which confer emulsion stability to food systems. The particles’ size and structural characteris...

  • Article
  • Open Access
16 Citations
6,116 Views
15 Pages

Enhancing Oil-Uptake Efficiency with an Alkyl Polyglycoside–Dodecanol Formulation

  • Lorenzo Veronico,
  • Giuseppe Colafemmina and
  • Luigi Gentile

This study provides valuable insights into biobased surfactant systems, shedding light on their behavior and potential applications in cleaning and oil recovery processes. By combining the alkyl polyglycoside Triton® CG-110 with C12OH fatty alcohol,...

  • Article
  • Open Access
14 Citations
5,029 Views
20 Pages

Shrimp Oil-Enriched Mayonnaise Prepared Using Fish Myofibrillar Protein as a Substitute for Egg Yolk: Physical, Rheological, and Sensory Properties

  • Bharathipriya Rajasekaran,
  • Avtar Singh,
  • Bin Zhang,
  • Hui Hong,
  • Thummanoon Prodpran and
  • Soottawat Benjakul

The effect of SO (shrimp oil) at various levels (5, 10, and 15%) on the stability of mayonnaise was investigated. Droplet size (d32 and d43), polydispersity index, and microstructure results showed an upsurge in droplet sizes with augmenting level of...

  • Article
  • Open Access
12 Citations
5,943 Views
15 Pages

Study of Probiotic Bacteria Encapsulation for Potential Application in Enrichment of Fermented Beverage

  • Galiya Madybekova,
  • Elmira Turkeyeva,
  • Botagoz Mutaliyeva,
  • Dinara Osmanova,
  • Saule Aidarova,
  • Reinhard Miller,
  • Altynai Sharipova and
  • Assem Issayeva

The current work is devoted to the development of probiotic microencapsulation systems with the co-encapsulation of a plant extract, which can increase the survival of beneficial bacteria and are suitable for potential applications in the enrichment...

  • Article
  • Open Access
12 Citations
5,080 Views
20 Pages

Polymer–Zeolite Composites: Synthesis, Characterization and Application

  • Galymzhan Kulamkadyrovich Mamytbekov,
  • Dmitry Anatol’evich Zheltov,
  • Olga Sergeevna Milts and
  • Yernat Rashidovich Nurtazin

Although the potential of natural minerals for purification of liquid radioactive wastes (LRW) from radionuclides has been widely studied, the use of hybrid polymer composites made of zeolite is still rather scarce. This article reports on the prepar...

  • Article
  • Open Access
12 Citations
4,231 Views
19 Pages

Caffeine is a chemical compound found in various products such as coffee, tea, and energy drinks; therefore, it is common in wastewater and surface water. The present study investigated caffeine adsorption on a thermally modified bentonite-type clay....

  • Feature Paper
  • Article
  • Open Access
10 Citations
4,054 Views
17 Pages

Foaming Properties of Chlorella sorokiniana Microalgal Biomass

  • Despoina Georgiou,
  • Aggelos Charisis,
  • Athina Theocharidou,
  • Christos Ritzoulis,
  • Georgia Papapanagiotou,
  • Christina Samara,
  • Christos Chatzidoukas and
  • Eleni P. Kalogianni

Chlorella sorokiniana is a well-studied microalga with significant nutritional potential due to its health-promoting nutrients. C. sorokiniana is rich in proteins (~50%), lipids (~14%), vitamins, and other bioactive compounds, making it an attractive...

  • Article
  • Open Access
10 Citations
4,934 Views
15 Pages

Foam Stabilization by Surfactant/SiO2 Composite Nanofluids

  • Fariza Amankeldi,
  • Miras Issakhov,
  • Peyman Pourafshary,
  • Zhanar Ospanova,
  • Maratbek Gabdullin and
  • Reinhard Miller

This paper deals with the potential of aggregates of surfactant and SiO2 nanoparticles as foam stabilizers for practical applications. The effects of different chain lengths and concentrations of the cationic surfactant CnTAB on the performance of Cn...

  • Article
  • Open Access
10 Citations
7,235 Views
9 Pages

A simple relationship between the Hamaker constant and the Hansen solubility parameters for non-polar liquids is derived by combining a Hamaker constant/surface tension relationship derived by Israelachvili and a Hansen solubility parameters/surface...

  • Feature Paper
  • Review
  • Open Access
10 Citations
3,609 Views
23 Pages

An advanced model of ionic surfactant micellization has been developed. The structural and kinetic properties of micelles were analyzed in parallel from a universally accepted point of view and taking into account the principles of quantum mechanics,...

  • Article
  • Open Access
9 Citations
5,946 Views
18 Pages

An Investigation of the Effect of pH on Micelle Formation by a Glutamic Acid-Based Biosurfactant

  • Jacob D. Mayer,
  • Robert M. Rauscher,
  • Shayden R. Fritz,
  • Yayin Fang,
  • Eugene J. Billiot,
  • Fereshteh H. Billiot and
  • Kevin F. Morris

NMR spectroscopy, molecular modeling, and conductivity experiments were used to investigate micelle formation by the amino acid-based surfactant tridecanoic L-glutamic acid. Amino acid-based biosurfactants are green alternatives to surfactants derive...

  • Article
  • Open Access
9 Citations
4,121 Views
18 Pages

Plant-based seafood analogs are gaining increasing popularity as replacements for traditional fish and other seafood products due to environmental (stock depletion, pollution, and bycatch issues) and health (bioaccumulated toxins, norovirus, and alle...

  • Article
  • Open Access
9 Citations
6,475 Views
18 Pages

A Pickering double emulsion (DE) with an outer (O:W2) interface stabilized by cellulose nanocrystals (DE-CNC) was designed as a co-delivery systems for chlorogenic acid (CA) and curcumin, then compared with a control DE emulsion with an O:W2 interfac...

  • Review
  • Open Access
9 Citations
6,502 Views
15 Pages

Fruits are a significant source of natural nutrition for human health. However, the perishable nature and short shelf life of fruits lead to spoilage, nutrition safety challenges, and other substantial postharvest losses. Edible coatings have emerged...

  • Article
  • Open Access
8 Citations
4,089 Views
23 Pages

The encapsulation of essential oils (EOs) in nanostructured lipid carriers (NLCs) represents a modern and sustainable approach within the agrochemical industry. This research evaluated the colloidal properties and insecticidal activity of NLCs loaded...

  • Article
  • Open Access
8 Citations
4,054 Views
13 Pages

Surfactants are widely used in fields such as oil recovery and flotation. The properties and mechanisms of surfactants can be effectively studied using molecular dynamics (MD) simulations. Herein, the aggregation behavior of surfactants was studied a...

  • Article
  • Open Access
8 Citations
3,195 Views
22 Pages

Low-salinity water flooding/smart water flooding (LSWF/SWF) are used for enhanced oil recovery (EOR) because of the improved extraction efficiency. These methods are more environmentally friendly and in many scenarios more economical for oil recovery...

  • Article
  • Open Access
8 Citations
4,383 Views
20 Pages

Exploring the Antifungal Effectiveness of a Topical Innovative Formulation Containing Voriconazole Combined with Pinus sylvestris L. Essential Oil for Onychomycosis

  • Safaa Halool Mohammed Al-Suwaytee,
  • Olfa Ben Hadj Ayed,
  • Raja Chaâbane-Banaoues,
  • Tahsine Kosksi,
  • Maytham Razaq Shleghm,
  • Leila Chekir-Ghedira,
  • Hamouda Babba,
  • Souad Sfar and
  • Mohamed Ali Lassoued

(1) Background: The present study aimed to assess the antifungal effectiveness of a topical innovative formulation containing the association of an antifungal agent, voriconazole (VCZ), and the essential oil of Pinus sylvestris L. (PSEO). (2) Methods...

  • Article
  • Open Access
8 Citations
3,081 Views
30 Pages

A Selective, Efficient, Facile, and Reusable Natural Clay/Metal Organic Framework as a Promising Adsorbent for the Removal of Drug Residue and Heavy Metal Ions

  • Rania Abdelazeem,
  • Heba A. Younes,
  • Zienab E. Eldin,
  • Ahmed A. Allam,
  • Hassan Ahmed Rudayni,
  • Sarah I. Othman,
  • Ahmed A. Farghali,
  • Hamada M. Mahmoud and
  • Rehab Mahmoud

It is imperative to eliminate heavy metals and pharmaceutical residual pollutants from wastewater to reduce their detrimental effects on the environment. In this work, natural zeolite and a 2-amino terephthalic acid-based multi-metallic organic frame...

  • Feature Paper
  • Article
  • Open Access
8 Citations
3,468 Views
14 Pages

Silk Fibroin Self-Assembly at the Air–Water Interface

  • Olga Yu. Milyaeva,
  • Alexander V. Akentiev,
  • Alexey G. Bykov,
  • Reinhard Miller,
  • Anastasiya R. Rafikova,
  • Kseniya Yu. Rotanova and
  • Boris A. Noskov

Amphiphilic silk fibroin (SF) forms stable adsorption layers at the air–water interface. The range of the investigated protein concentrations can be divided into two parts according to the peculiarities of the surface layer properties. At prote...

  • Feature Paper
  • Review
  • Open Access
8 Citations
8,421 Views
46 Pages

This work provides a comprehensive review of experimental methods used to measure rheological properties of interfacial layers stabilized by surfactants, asphaltenes, and proteins that are relevant to systems with large interfacial areas, such as emu...

  • Review
  • Open Access
8 Citations
6,434 Views
26 Pages

The solubility behavior of drugs is a critical factor in formulation development. Approximately 40–45% of new drugs face market entry challenges due to low water solubility. Enhancing drug bioavailability is thus essential in developing pharmac...

  • Review
  • Open Access
8 Citations
4,273 Views
16 Pages

A Review of Investigations and Applications of Biocides in Nanomaterials and Nanotechnologies

  • Assem Issayeva,
  • Altynay Sharipova,
  • Saule Aidarova,
  • Galiya Madybekova,
  • Jaroslav Katona,
  • Seitzhan Turganbay and
  • Reinhard Miller

In recent years, the development of nanomaterials with biocidal properties has received considerable attention due to their potential applications in various industries, including food, medicine, and cultural heritage preservation. The growing demand...

  • Review
  • Open Access
8 Citations
2,425 Views
17 Pages

Janus hydrogels, defined by their asymmetric architectures and bifunctional interfaces, have emerged as a transformative class of solid-state electrolytes in electrochemical energy storage. By integrating spatially distinct chemomechanical and ionic...

  • Review
  • Open Access
8 Citations
9,357 Views
18 Pages

Food-based emulsifiers, derived from natural or edible sources such as soybeans, oats, eggs, milk, and fruits, have gained increasing attention in the food industry due to their clean label appeal, recognition as natural ingredients, and alignment wi...

  • Review
  • Open Access
7 Citations
2,534 Views
18 Pages

Application of Porous Materials in Photocatalytic Treatment of Wastewater

  • Jian Nan,
  • Xinyu Liu,
  • Di Zhang,
  • Rui Xu and
  • Yong Zhang

With the increasing environmental water pollution, there is an increasing demand for efficient and sustainable wastewater treatment technologies. Photocatalysis, as an environmentally friendly oxidation technology, shows significant promise for the d...

  • Article
  • Open Access
7 Citations
4,761 Views
12 Pages

Co-Encapsulation of Paclitaxel and Doxorubicin in Liposomes Layer by Layer

  • Isaac Izcoatl Mota Díaz,
  • Janna Douda,
  • Patricia García López,
  • Sandra Edith Cabrera Becerra,
  • Miguel Ángel Gómez Álvarez,
  • Rebeca Jiménez Rodríguez,
  • Rafael Jurado León and
  • Pedro López Sánchez

The synergistic effect of antineoplastic drug co-encapsulation systems has made them highly regarded due to their improved pharmacological efficacy. Biopolymer-coated liposomes were evaluated for paclitaxel and doxorubicin co-encapsulation in MCF-7 a...

  • Article
  • Open Access
7 Citations
3,622 Views
14 Pages

Structure and Potential Application of Surfactant-Free Microemulsion Consisting of Heptanol, Ethanol and Water

  • Martina Gudelj,
  • Marina Kranjac,
  • Lucija Jurko,
  • Matija Tomšič,
  • Janez Cerar,
  • Ante Prkić and
  • Perica Bošković

Microemulsions, which are thermodynamically stable and isotropic mixtures of water, oil, and surfactants, attract significant research interest due to their unique physicochemical properties and diverse industrial applications. Traditional surfactant...

  • Article
  • Open Access
7 Citations
4,608 Views
18 Pages

Influence of Casein and Milk Phospholipid Emulsifiers on the Digestion and Self-Assembled Structures of Milk Lipids

  • Malinda Salim,
  • Alastair K. H. MacGibbon,
  • Cameron J. Nowell,
  • Andrew J. Clulow and
  • Ben J. Boyd

Interfacial compositions of fat globules modulate the digestion behaviour of milk triglycerides in the gastrointestinal tract, thereby affecting lipid metabolism and delivery of nutrients. In this study, we aim to understand the impact of emulsifiers...

  • Communication
  • Open Access
7 Citations
2,847 Views
10 Pages

The details of ac-conductivity measurements in a colloidal electrolyte cell with flat control gate electrodes are discussed. The use of impedance diagnostics in studies of transport phenomena in such systems requires caution in the definition of the...

  • Article
  • Open Access
6 Citations
3,947 Views
23 Pages

A lot of applications for (semi-)crystalline triacylglycerol (TAG)-in-water dispersions exist in the life science and pharmaceutical industries. Unfortunately, during storage, these dispersions are often prone to changes in particle size due to unfor...

  • Article
  • Open Access
6 Citations
2,890 Views
13 Pages

Water-Based Bi2S3 Nano-Inks Obtained with Surfactant-Assisted Liquid Phase Exfoliation and Their Direct Processing into Thin Films

  • Micaela Pozzati,
  • Felix Boll,
  • Matteo Crisci,
  • Sara Domenici,
  • Francesco Scotognella,
  • Bernd Smarsly,
  • Teresa Gatti and
  • Mengjiao Wang

Bi2S3 has gained considerable attention as a semiconductor for its versatile functional properties, finding application across various fields, and liquid phase exfoliation (LPE) serves as a straightforward method to produce it in nano-form. Till now,...

  • Article
  • Open Access
6 Citations
5,339 Views
15 Pages

Distribution of Red Blood Cells Deformability: Study on Density-Separated Cell Subpopulations

  • Gregory Barshtein,
  • Dan Arbell,
  • Alexander Gural and
  • Leonid Livshits

Aging-related processes lead to significant metabolic and structural changes in red blood cells (RBCs) and, as a result, to heterogeneity in cell populations. Using the Percoll linear density gradient, separating the RBC population and obtaining frac...

  • Review
  • Open Access
6 Citations
2,347 Views
29 Pages

Lipid-Based Colloidal Nanocarriers for Site-Specific Drug Delivery

  • Kamyar Shameli,
  • Behnam Kalali,
  • Hassan Moeini and
  • Aras Kartouzian

Lipid nanoparticles (LNPs) are now the go-to method for delivering genetic medicines, backed by real-world use in patients. Things like which fats they are made of, their shape at the molecular level, how ingredients mix, and how they are built, matt...

  • Review
  • Open Access
6 Citations
3,779 Views
17 Pages

The binding of drugs to nucleic acids, proteins, lipids, amino acids, and other biological receptors is necessary for the transportation of drugs. However, various side effects may also originate if the bound drug molecules are not dissociated from t...

  • Article
  • Open Access
6 Citations
6,957 Views
20 Pages

The rheology of suspensions of solid particles in aqueous matrix liquids thickened by starch nanoparticles (SNP) was investigated. The SNP concentration varied from 9.89 to 34.60 wt% based on the aqueous matrix phase. The solids concentration of susp...

  • Feature Paper
  • Article
  • Open Access
6 Citations
1,419 Views
14 Pages

A SERS Substrate for Ultrafast Photosynthetic Au Nanoparticle Growth on WO3 Nanowires

  • Shiyong Meng,
  • Qingsong Deng,
  • Lin Zhang,
  • Yibo Feng,
  • Lei Fan,
  • Yuxin Liu,
  • Danmin Liu and
  • Cong Wang

The practical adoption of surface-enhanced Raman scattering (SERS) technology is often hampered by the high cost, complex fabrication, and poor reproducibility of conventional substrates, which typically rely on noble metals or inefficient semiconduc...

  • Article
  • Open Access
6 Citations
2,739 Views
20 Pages

Multidrug resistance (MDR) is an emerging global health concern worldwide, driving the need for innovative solutions. Herbal approaches are gaining attention and acceptance due to safer profiles and very few side effects. In this study, silver nanopa...

  • Article
  • Open Access
5 Citations
4,643 Views
15 Pages

Exploring the Safety of the Sustainable Toxicity Testing in Zebrafish and Brine Shrimp Using Nanoemulsions Formulated from Fish Byproducts and Lemon Oil

  • Amira Ayman Hendawy,
  • Amal A. M. Elgharbawy,
  • Najihah Mohd Noor,
  • Nurhidayu Al-Saari,
  • Nor Azrini Nadiha Azmi and
  • Hamzah Mohd Salleh

Nanoemulsions, characterized by their nanosized particles ranging from 20 to 200 nm, are effective carriers for drug molecules. Our novel oil-in-water nanoemulsion, NE-FLO™, formulated from lemon and fish byproduct oils, demonstrates promising...

  • Article
  • Open Access
5 Citations
4,649 Views
15 Pages

As the information age progresses, the electronics industry is evolving towards smaller and more sophisticated products. However, electrostatic potentials easily penetrate these components, causing damage. This underscores the urgent need for materia...

  • Article
  • Open Access
5 Citations
2,259 Views
14 Pages

The flow field around a straight chain of multiple slip spherical particles rotating steadily in an incompressible Newtonian fluid about their line of centers is analyzed at low Reynolds numbers. The particles may vary in radius, slip coefficient, an...

  • Article
  • Open Access
5 Citations
3,565 Views
17 Pages

Aqueous phase pH is a critical metric with significant importance in understanding reactive transport processes in porous media. At the microscale, however, traditional pH detection methods face challenges in capturing dynamic pH due to limited sampl...

  • Article
  • Open Access
5 Citations
2,307 Views
15 Pages

The Potential of Colloidal Systems Based on Carbamate-Containing Hexadecylpiperidinium Surfactants in Biomedical Applications

  • Rushana Kushnazarova,
  • Alla Mirgorodskaya,
  • Dmitry Bekrenev,
  • Denis Kuznetsov,
  • Anna Lyubina,
  • Alexandra Voloshina and
  • Lucia Zakharova

New hexadecylpiperidinium surfactants, containing one or two butylcarbamate fragments, were synthesized. The antimicrobial activity, toxicity, aggregation behavior in aqueous solutions, and solubilization capacity of these surfactants towards the hyd...

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Colloids Interfaces - ISSN 2504-5377