This paper investigates proof-of-principle of small-scale free solar energy batch (2 x 250 g) recovery of unconsumed mixed (petroleum-based paraffin and bioparaffins)-wax candle fragments and its re-casting into new 50-60 g blended-wax pillar candles. Based on a converted family [....] » Read More
Zeolites offer tunable acidity and porous frameworks, making them an ideal candidate for the plastic upcycling process. However, the efficiency of currently used zeolites has yet to satisfy needs in terms of industrial-scale applications. In-depth understanding is required to rea [....] » Read More
In this talk, I would like to highlight how recent advances in materials science are reshaping the design principles of biomedical materials, particularly those used in dental and orthopedic applications. Traditionally, biomaterial development has been driven by requirements such [....] » Read More
Composites of nitrogen-doped TiO₂ (TiO₂:N) and single-walled carbon nanotubes (SWNT), TiO2:N/SWNT functionalized with carboxyl groups (SWNT-COOH) and TiO2/SWNTs were prepared via solid-state interaction of the two constituents. Their structural and optical properties were cha [....] » Read More
Efforts have traditionally concentrated on the use of organic carbon as bioenergy, to produce chemicals and fuels. In the past decade, technologies have been developed to recover high-value commodities from renewable feedstocks. Simultaneously, innovative heterogeneous catalytic [....] » Read More
The demand for Sustainable Aviation Fuel (SAF) is becoming increasingly critical due to the necessity of reducing carbon emissions in the aviation industry. A promising method involves co-processing bio-based feedstocks alongside conventional fossil fuels within a catalytic react [....] » Read More
The membranes (MEMs), modified through the incorporation of photocatalytic structures as for example the one based on TiO2 nanoparticles in combination with different types of carbon nanoparticles, represent a valuable alternative to conventional systems used for physical f [....] » Read More
Approximately 97% of all water on Earth is saline water, found primarily in oceans and seas. The remaining 3% is freshwater. Of this freshwater, a significant portion is locked up in glaciers, ice caps, and underground, leaving a much smaller percentage readil [....] » Read More
Oxazole derivatives are important motifs in medicinal chemistry due to their broad biological versatility. In the present study, totarol, a bioactive diterpenoid isolated from Tetraclinis articulata (thuya) wood sawdust, was used as a natural scaffold for the design of novel oxaz [....] » Read More
Anthropogenic activities have increasingly contributed to the deterioration of water quality through the discharge of industrial effluents, agricultural runoff, and other contaminant sources. As water quality requirements vary depending on its intended use, effective treatment st [....] » Read More
The Blends based on semiconducting metal oxides ( SMO, e.g. ZnO) and single-walled carbon nanohorns (SWCNHs) were prepared by the solid-state interaction to remove pharmaceutical compounds (e.g. nifedipine (NIF)). A characterization of the SMO/SWCNH blends, with a concentration o [....] » Read More
The development of advanced photocatalytic technologies for environmental remediation is conditional upon the existence of reliable analytical tools with the capacity to monitor molecular transformations in real time. In a robust and high-impact photocatalyst, an integrated syste [....] » Read More
This communication reports the use of nanohybrid composites based on titanium dioxide (TiO2) in the anatase phase and single-walled carbon nanohorns (SWCNHs) as efficient catalysts for the photodegradation of amoxicillin (AMOX). TiO2/SWCNH composites containing 1, 5, and 10 wt.% [....] » Read More
The sustainable transformation of industrial waste into value-added functional materials has gained significant attention as a strategy to mitigate environmental pollution while promoting resource efficiency. Coal fly ash (CFA), a major by-product of thermal power plants, present [....] » Read More
K3NaCo4(MoO4)6 photocatalyst has been prepared using a solid-state reaction method. First, its crystal structure is determined from single-crystal X-ray diffraction data. This material crystallizes in trigonal system, space group R3‾ (No.148) with cell parameters a = 14.434 [....] » Read More
Plant-Assisted Bioremediation (PABR) represents an eco-friendly strategy for the remediation and valorization of contaminated soils. This approach exploits fast-growing plants capable of extracting pollutants from the soil, offering a sustainable and low-impact alternative to con [....] » Read More
A review on the use of chips applied in flow techniques for kinetic methods of analysis. The use of these chips significantly simplifies the assembly of the devices, resulting in a clearer view of the analytical system. Different ways of producing them are described: the use of m [....] » Read More
Design of efficient, inexpensive and stable to coking catalysts for transformation of biofuels into syngas and hydrogen is a vital problem of sustainable and renewable energy field. This work presents results of extensive research aimed at design and characteriz [....] » Read More
The replacement of fossil fuels with biofuels produced from renewable sources is imperative nowadays, as the latter reduce some undesirable aspects of fossil fuels production and use. More precisely, biofuels don't contain S, N, or metal substances, which lead to the produc [....] » Read More
Ecosphere sustainability is weak in an outdated technological platform framework. Current chemical engineering and technology and ecosphere management mimic natural phenomena awkwardly, and inadvertently but inevitably aggravate a global "Ecosphere–Technology" con [....] » Read More
Chloride ternary systems based on LiCl–KCl are widely used as catalytic materials and as electrolytes in spent nuclear fuel reprocessing, where accumulation of lanthanides and actinides’ fission products occurs. However, traditional experimental determination of phase [....] » Read More
Photoalignment and photopatterning has been proposed and studied for a long time [1]. Light is responsible for the delivery of energy as well as phase and polarization information to materials systems. It was shown that photoalignment liquid crystals by azodye nanolayers could pr [....] » Read More
Objective: The stability of probiotic products is essential for preserving their functionality and health benefits. The aim of this study was to investigate the impact of different packaging materials on the viability of probiotic strains, with a particular focus on aluminum [....] » Read More
The escalating necessity for globally viable, carbon-neutral energy infrastructures has catalyzed rigorous investigation into molecular systems capable of harvesting solar radiation and directing photoinduced charge separation for electrical output and durable energy retention. H [....] » Read More
Contemporary chemistry, biochemistry, and physics are built upon a collection of highly successful yet conceptually fragmented models. Electrons are alternately described as particles, waves, charge densities, quasiparticles, or transient carriers depending on experimental and co [....] » Read More
Multifunctional materials are of today’s quest. A class of multifunctional materials display simultaneous ordering in different dimensions like magnetism, polarization etc. They are more known as multiferroics. Quite a significant number of them are based on perovskite stru [....] » Read More
Sonophotocatalysis integrates ultrasonic cavitation, ultraviolet/visible irradiation, and a semiconductor photocatalyst to generate reactive oxygen species (e.g., hydroxyl radicals) that accelerate the oxidative degradation of aqueous pollutants. This review synthesizes published [....] » Read More
The aim of this study is to analyze in depth the elemental profiles of the alteration films formed on the altered surface of alkali-resistant zirconiumcontaining glasses in acidic and basic environments, using secondary ion mass spectroscopy (SIMS) or ion probe. For this, we have [....] » Read More
Mass spectrometer experiments confirmed the existence of atoms with increased masses, indicating the existence of compact massive electron (ee) - pairs. It is believed that efficient overcoming of Coulomb repulsion during the formation of (ee) - pairs is achieved through tunnelin [....] » Read More
This abstract explores the future direction of chemical engineering in the space industry. Current work of a chemical engineer in the space industry, in the propulsion system and the closed-loop system research. This abstract presents a few directions of research for chemic [....] » Read More
Title : Application of vanadium, tantalum and chromium single-site zeolites in heterogeneous catalysis
Stanislaw Dzwigaj, Sorbonne University, France
The metal ions well dispersed at zeolite framework are considered to be active sites of catalytic processes. Therefore, the incorporation of these metals into zeolites as isolated tetrahedral sites appears to be the important task. We have earlier shown that the incorporation of [....] » Read More
Title : Personalized and Precision Medicine (PPM) as a unique healthcare model through bi-odesign-inspired bio- and chemical engineering applications to secure the human healthcare and biosafety: Engineering of biocatalysts - from evolution to creation
Sergey Suchkov, N.D. Zelinskii Institute for Organic Chemistry of the Russian Academy of Sciences, Russian Federation
A new systems approach to subclinical and/or diseased states and wellness resulted in a new trend in the healthcare services, namely, personalized and precision medicine (PPM). To achieve the implementation of PPM concept, it is necessary to create a fundamentally new strategy ba [....] » Read More
Title : A desirable framework for establishing a resource circulation society
Dai Yeun Jeong, Asia Climate Change Education Center and Jeju National University, Korea, Republic of
Natural resources are not being circulated as their original circulation system in the process that humans are using them. Its main cause is from the unbalance between the use of natural resources and the treatment of wastes discharged. This unbalance threatens not only the self- [....] » Read More
Title : Modular conversion of CO₂ into synthetic fuels through plasma and bio-/chemo-catalysis assisted process: Presentation of +C₂FUe-LS project
Eduardo Bernad, Aragon Hydrogen Foundation, Spain
The transition towards sustainable mobility demands new Power-to-X (PtX) routes capable of converting renewable electricity, green hydrogen and CO2 into liquid and gaseous fuels efficiently and under mild conditions. Conventional thermocatalytic approaches often require high temp [....] » Read More
Title : Optimized biocatalytic process for 13-HPOs production from hempseed oil: A step toward natural green leaf volatiles synthesis
Eva Faillace, University of Corsica, France
Natural green leaf volatiles (GLVs), such as short-chain aldehydes responsible for the characteristic fresh green aroma, are widely used in the flavor and food industries. Their sustainable production can be achieved through a biocatalytic cascade starting from vegetable oils. In [....] » Read More
Title : Electrochemical CO₂ reduction to CO in a zero-gap anion exchange membrane cell for a novel sustainable aviation process
Eduardo Bernad, Aragon Hydrogen Foundation, Spain
The electrochemical reduction of carbon dioxide (CO2RR) has emerged as a promising route for the sustainable production of carbon monoxide (CO) and other carbon-based intermediates, serving as feedstock for synthetic fuel synthesis within Power-to-X schemes. This approach direc [....] » Read More
Title : Recycled emissions to alcohols, optimization process for renewable and sustainable production
Esther Raga, Aragon Hydrogen Foundation, Spain
Most of the world’s energy consumption comes from fossil fuels, while the least comes from decarbonized sources. The massive use of carbon-based energy sources has a negative impact on the environment due to increased greenhouse gases emissions (GHG), which cause climate [....] » Read More
Title : Synthesis of alcohols for sustainable aviation fuels under unconventional cold plasma and thermo-catalysis technology
Esther Raga, Aragon Hydrogen Foundation, Spain
Climate change and its potentially dramatic consequences at a global level force us to seek more efficient and sustainable solutions and technologies. In 2022, around 25% of the world’s CO2 emissions came from the transportation sector, where aviation contributed around 14% [....] » Read More
Title : Metal matters: How vanadium and molybdenum rewrite hydrazone-based oxidation catalysis
Jana Pisk, University of Zagreb, Croatia (Hrvatska)
The development of efficient and sustainable catalysts for benzylic oxidation remains an important challenge in modern oxidation chemistry, particularly in the context of greener routes. Although the conventional Co/Mn/Br catalytic system used for xylene oxidation is effective, i [....] » Read More
Title : Abzymes (catalytic antibodies) as a generation of unique biomarkers, biocatalysts, potential targets and translational tools towards nanodesign-driven antibody engineering and precision medical practice: From magic bullet to precision weapon
Sergey Suchkov, N.D. Zelinskii Institute for Organic Chemistry of the Russian Academy of Sciences, Russian Federation
Antibodies (Abs) endowed with catalytic (enzymatic) properties (DNA- and RNA-hydrolizing, proteolytic ones and others) have been isolated from the serum of patients with different chronic diseases. Disease-associated abzymes may have been "induced" by the Ag implicated [....] » Read More
Title : Simple and effective methods for identifying in vivo gene response reaction mechanisms
Dae Dong Sung, Korea University Sejong Campus, Korea, Republic of
Recently, biomedicine has made a great contribution to the development of the anti-aging field. Biomedical research has revealed that aging mechanisms are deeply linked to the development of cancer and chronic diseases. However, there are still many difficulties in accurately ide [....] » Read More
Title : Single atom MXene as viable catalyst for cinnamaldehyde reduction/oxidation
Vasile Parvulescu, University of Bucharest, Romania
Cinnamyl alcohol is an important intermediate in both the pharmaceutical and perfumery industries where its production is achieved under heterogeneous catalysis with hydrogen at controlled pressure and acceptable temperature [1]. To reach this objective, several solid catalysts w [....] » Read More
Title : Single atom In-MXene as viable catalyst for the cinnamaldehyde transformation
Vasile Parvulescu, University of Bucharest, Romania
Cinnamyl alcohol (COL) is an important intermediate in both the pharmaceutical and perfumery industries [1] and, as consequence, merely produced through the chemical synthesis under heterogeneous catalysts [2] with molecular hydrogen in a liquid medium under controlled pressure a [....] » Read More
Title : Mechanistic insights into charge carrier dynamics in TiO₂-SWCNT nanocomposites for enhanced photocatalysis
Andreea Nila, National Institute of Materials Physics, Romania
The development of high-performance photocatalysts requires a detailed mechanistic understanding of photoinduced charge carriers that extend beyond conventional metrics. In this context, mixed-phase TiO2 (anatase + rutile) and its composites with single-walled carbon nanotubes (S [....] » Read More