Dimitrios A. Giannakoudakis

Aristotle University of Thessaloniki | AUTH · Department of Chemistry

Smart textiles consisting of cotton, Cu-BTC MOF and oxidized graphitic carbon nitride, g-C3N4-ox, nanospheres were synthesized and tested as nerve agent detoxification media and its colorimetric detectors. Combining Cu-BTC and g-C3N4-ox resulted in a nanocomposite (MOFgCNox) of heterogeneous porosity and chemistry. Upon the deposition of MOFgCNox o...

This book presents the detailed history of the “Militarization of chemistry" (chemical warfare agents deployment and gas masks development) during the First World War. The authors designed novel multifunctional nanocomposites which can find a potential application as new generation protection media (gas masks, uniforms etc). These multifunctional n...

The exploration of the synergistic effect in catalysis upon the simultaneous utilization of two sources of power, ultrasound and light, is barely explored and remains a challenging issue. A crucial reason behind this is the difficulty in design and constructing a well-defined sonophotoreactor capable to take advantage of the combination of sonochem...

The herein presented low‐power high‐frequency (500 kHz) ultrasound‐assisted precipitation synthesis (LPHF‐US) leads to a unique multiphase nano‐structured titanium dioxide, grafted with oxygen‐containing organic functionalities. The material exhibits a high porosity (surface area 326 m2 g−1 and total pores volume 0.484 cm3 g−1) and heterogeneous su...

Over the last decades, there has been significant progress toward the development of advanced electrochemical processes in the fields of energy production and storage, surface modification of materials and environmental remediation. Within the context of biomass valorization and biorefineries, the electrochemical oxidation of 5-hydroxymethylfurfura...

Metal-organic frameworks (MOFs) are highly porous inorganic–organic hybrid materials with exceptional uptake capacity for various targets such as deleterious acidic gases (e.g., hydrogen sulfide (H2S), sulfur dioxide (SO2), and nitrogen dioxide (NO2)). Despite the significance of such purification processes, relatively little is known about the str...

Biocatalysis utilizes enzymes and microbial cells as catalysts for a wide range of applications in biotechnology. Immobilization of biocatalysts on various materials has several advantages, including the capacity to reuse, quick reaction termination, easy recovery of biocatalyst as well as to improve operational stability. The present article focus...

The potential utility of a transition metal oxide/metal–organic framework (MOF) nanocomposite has been explored using manganese dioxide (MnO2)/Universitetet i Oslo (UiO)‐66‐amine (NH2 (prototypical zirconium (Zr) MOF)) to develop an efficient adsorption–catalysis system for the removal of formaldehyde (FA) from the air. The room‐temperature FA (100...

The continuous increase of the demand in merchandise and fuels augments the need of modern approaches for the mass-production of renewable chemicals derived from abundant feedstocks, like biomass, as well as for the water and soil remediation pollution resulting from the anthropogenic discharge of organic compounds. Towards these directions and wit...

Advanced Materials for Sustainable Environmental Remediation: Terrestrial and Aquatic Environments presents detailed, comprehensive coverage of novel and advanced materials that can be applied to address the growing global concern of the pollution of natural resources in waters, the air and soil. It provides fundamental knowledge on available mater...

The main novel objective of this work is the evaluation of the adsorptive “deep” desulfurization efficiency under ambient conditions and studying in detail the effects arisen from the presence of competitors as in real fuels. Towards this direction, several activated carbons (commercially available and chemically modified/oxidized counterparts) wer...

The present study investigated the performance of Pitahaya (Hylocereus spp.) peel (PP) as a low-cost biosorbent in the removal of Co(II), Cd(II), Pb(II), and Ni(II) from single and multi-component solutions. The characterization of the samples was carried out by pHpzc, Fourier transform infrared spectroscopy (FTIR), and scanning electron microscopy...

The efficiency for deep desulfurization (dibenzothiophene, DBT) of the benchmark commercial activated porous carbon, BAX, and its chemically modified counterparts was evaluated both by dynamic (fixed-bed column) and batch experiments. Oxidation of BAX led to alteration of all the key physicochemical features, namely textural and surface chemistry h...

Radially polymerized dendritic compounds are nowadays an established polymer category next to their linear, branched, and cross-linked counterparts. Their uncommon tree-like architecture is characterized by adjustable internal cavities and external groups. They are therefore exceptional absorbents and this attainment of high concentrations in their...

The designing and synthesis of novel photocatalysts are the most important parts, with TiO2-based materials to be consider as prosperous candidates for the selective photo-oxidation of aromatic alcohol. Herein, we established an ultrasound-assisted (500 kHz) precipitation synthetic protocol which led to titanate nanorods of 30 nm maximum length, de...

The journal seeks to publish original research articles, reviews, rapid communications, commentary, and perspective papers. It is dedicated to serving as an innovative, efficient and professional platform for researchers in the field of carbon functions around the world to deliver findings from this rapidly expanding field of science. Submission w...

Demand for energy has increased globally due to population growth and socioeconomic development stemming from rapid industrialization and urbanization. This scenario worsens the dependence on energy resources and highlights the question regarding their availability, showing the fragility of non-renewable fossil fuels. In order to supply the growing...

Radially polymerized dendritic compounds are nowadays an established polymer category next to their linear, branched and cross-linked counterparts. Their uncommon tree-like architecture is characterized by adjustable internal cavities and external groups. They are therefore exceptional absorbents and this attainment of high concentrations into thei...

The untreated effluents discharged by different industries, such as metallurgy, fertilizers, pesticide, leather, mining, electroplating, surface finishing, aerospace, and electroplating, have increased the risk of the contamination of bodies of water by heavy metals. Herein, hybrid biosorbent–nanofiltration processes for Pb(II) removal from wastewa...

The latest norms establishing the maximum sulfur content in transportation fuels to be less than 5 ppm, has render deep desulfurization by green-oriented processes as a highly desired research and technological goal. Various materials are studied in order to effectively remove sulfur containing compounds from fuels by adsorption or catalytic method...

Activated carbons prepared from cashew nut shells by chemical activation with phosphoric acid were tested for the removal of acetaminophen. It was found that an increase in carbonization temperature resulted in increased pore volume and decreased amount of surface functional groups. Potentiometric titration analysis indicated that the majority of s...

Arsenazo III removal from wastewater following Ca determination by mesoporous carbon was investigated. The CMK-3 carbon was synthesized by a hard-templating route with SBA-15 as the template and sucrose as carbon precursor. Obtained carbonaceous material was thermochemically modified with dicyandiamide at 900°C. Dicyandiamide-modified CMK-3 was cha...

Pesticides are the leading defence against pests, but their unsafe use reciprocates the pesticide residues in highly susceptible food and is becoming a serious risk for human health. In this study, mint extract and riboflavin were tested as photosensitisers in combination with light irradiation of different frequencies, employed for various time in...

The arsenic pollution of waters and wastewaters is concerning many countries across the world, and because of the effects of arsenic on human health, its removal from waters is of great importance. Adsorption using functionalized activated carbons as a technique for the removal of arsenic from water streams has gained great attention. In the presen...

Graphitic carbon nitride, g-C3N4, have been receiving intense attention the last decades due to its unique physicochemical properties, and even more importantly, due to the visible light driven photoreactivity. Hence, the design and synthesis of novel photocatalysts based on g-C3N4 is a prosperous approach towards water and wastewater treatment, es...

The latest norms establishing the maximum sulfur content in transportation fuels to be less than 5 ppm, has render deep desulfurization as a highly desired research and technological goal [1]. Among the various methods that have been proposed for deep desulfurization of liquid fuels, adsorptive desulfurization utilizing metal-free nanoporous materi...

Adsorptive desulfurization of fuels has been proposed as a sustainable, effective and easy to perform in real-life method, especially considering the new limits of sulfur in fuels and the high consumption of costly hydrogen used in the commercially applied process of hydrodesulfurization [1]. Towards achieving low sulfur content, the search for low...

The last years adsorption is assumed to be one of the most prosperous and efficient, user-friendly, and low-cost wastewater purification technique to remove a wide range of pollutants. For that scope, commercial activated carbons, are commonly used as traditional adsorbents. However, due to some crucial disadvantages (e.g. high cost and incomplete...

Residues obtained after wood biomass liquefaction were used as precursors for the synthesis of two activated biochars. The source of biomass liquefaction constituted of industrial wood processing by‐products, including bark and wood sawdust. The liquefied residues were analyzed in terms of chemical components and structure. Carbonization under nitr...

Recently, the adsorption-based environmental remediation techniques have gained a considerable attention, due to their economic viability and simplicity over other methods. Hence, detailed presentation and analysis were herein focused on describing the role of biochar in oil spill removal. Oil removal by utilizing biochar is assumed as a green-orie...

The herein presented ultrasound-assisted ultra-wet (US-UWet) impregnation synthetic approach was followed in order to avoid the drawbacks of the conventional wet impregnation synthesis. The goal was to homogeneously decorate the surface of the TiO2 nanoparticles with nanometric sized (< 4 nm) clusters of mixed cupric and cuprous oxides. The physico...

The progressive development of technology and industry in the new millennium emergently require finding balance between economic progress and new smart materials. Graphene as a carbon allotrope since discovery attracted enormous attention due to several extraordinary properties that originate from its physical and chemical assets. However, the most...

Designing of materials for effective uranium removal remains an open challenge. In the present work, we present a one-step co-condensation synthesis of a phosphonate functionalized ordered mesoporous silica (OMS-P). This novel material was characterized by various physicochemical methods (HR-TEM, SEM, N 2 sorption, XPS, solid NMR, low-angle XRD, an...

In this work, biomass obtained from seeds (S-MO) and leaves (L-MO) of the Moringa oleifera plant were used as low-cost biosorbents to remove the Pb(II), Cd(II), Co(II), and Ni(II) from aqueous solutions. The biosorption of the heavy metal ions was done using the batch technique. The effects of contact time (30–1440 min), biosorbent dosage (10–50 g/...

Adsorption of methylene blue (MB) was explored using different metal-organic frameworks (MOFs) and zeolitic imidazole framework (ZIFs) to optimize the physicochemical parameters by parametric modeling and to study the kinetics and equilibrium of the adsorption process. The frameworks were synthesized using three different metals (Fe, Zn, Co) and tw...

Nanocomposites (TiO-NTbs/rGO) consisting of titanate nanosheets (H2Ti3O7) scrolled to nanotubes (TiO-NTbs) and deposited on reduced graphite oxide (rGO) were synthesized through the combination of low-power/low-frequency (37 kHz) ultrasound and hydrothermal treatment procedures. The materials were characterized by X-ray diffraction, high-resolution...

The removal of uranium species from aqueous phases using non-hazardous chemicals is still an open challenge, and remediation by adsorption is a prosperous strategy. Among the most crucial concerns regarding the design of an efficient material as adsorbent are, except the cost and the green character, the feasibility to be stable and effective under...

Short abstract: Recent developments related to the electrochemical oxidation (ECO) of 5-hydroxymethylfurfural, one of the top biomass-derived platform chemicals, to 2,5-furandicarboxylic acid, with emphasis on nanoengineered anodes, as well as the potential for simultaneous H2 production, are reviewed. Solar-driven photo-ECO and continuous flow ECO...

The aim of the present study was to synthesize various samples of activated carbon (AC) from different agricultural sources as precursors, like orange peels, tea stalks, and kiwi peels, as well as sucrose. The synthesis of AC was achieved with chemical activation using H3PO4 and KOH. The produced AC samples were tested as adsorbents for the removal...

The aim of the present study is the synthesis of activated carbon (AC) from different agricultural wastes such as tea and plane tree leaves in order to use them for the removal of pramipexole dihydrochloride (PRM) from aqueous solutions. Two different carbonization and synthetic activation protocols were followed, with the herein-proposed ultrasoun...

The interest in homogeneous photocatalysis arises from the high activity and selectivity advantages of controlled photochemical transformations such as synthesis of chemical/pharmaceutical products or complete degradation/mineralization of hazardous compounds. However, the major drawback of homogeneous photocatalytic reactions lies in the separatio...

The design and synthesis of nano-architected materials can lead to novel adsorbents of unique and essential physicochemical properties and remediation efficiency, usually not observed in their bulky counterparts. The main reason behind this is linked to an elevated number of atoms/groups, and as a result of the active sites, in the material’s surfa...

LET'S connect for furan based cehmicals and polymers sustainable development! FUR4Sustain (European network of FURan based chemicals and materials FOR a Suistanable development COST Action CA18220

The commercially available titanium dioxide P25 is a well-known benchmark nanosized semiconductor photocatalyst [1,2]. Additionally, utilization of 2-D fillers, like graphite oxide (GO), towards the synthesis of nanocomposites is assumed as an efficient strategy to elevate the desired features and catalytic performances, predominately due to the sy...

The presence of trace levels of pharmaceutically active compounds (PhACs) in the aquatic environment threatens human health and the environment. Metronidazole (MNZ) is a soluble PhAC with low biodegradability, a possible human mutant and carcinogen. This study aimed at synthesis, characterization, and employment of porous amine-modified green-graph...

Adsorption is an effective technology for wastewater treatment processes. Activated carbons are the adsorbent materials traditionally used in most of the applications but sometimes their use is limited due to the high-cost of synthesis/production and for their partial or difficult regenerability. For these reasons, scientists have turned their inte...

Goal: We would like to invite you for submitting a chapter at the book entitled “Advanced Materials for Sustainable Environmental Remediation: Terrestrial and Aquatic Environments" which will be published by Elsevier, MA, USA (Benefits: indexed in Scopus, WOS, and a free electronic copy). All the chapters of this book edition will precisely cover t...

Various Zeolitic Imidazolate Frameworks (ZIFs), a unique class of metal organic frameworks (MOFs), were prepared and studied for the removal efficiency against the hazardous azo dye eriochrome black-T (EBT) from water. Two type of ZIF were synthesized, Co-based (ZIF-67) and Zn-based. For each type, four variations with different morphologies were c...

Cover for the article chosen as part of the themed collection: 2020 Green Chemistry Hot Articles

Vanadium oxide nanoparticles (VO2-NPs) were synthesized and utilized as an adsorbent against methylene blue (MB) from aqueous environment. Three substantial variables, pH, mixing time, and VO2 dose, were considered in the process modeling accomplished by Box-Behnken design (BBD). The quadratic model revealed that the VO2-NPs dose plays the most sig...

Graphical Abstract

Surfactant–modified exfoliated Fayum clay (CTAB–EC) obtained after chemical treatment with a CTAB/H2O2 solution was further decorated with magnetic Fe3O4 nanoparticles (MNP). The final nanocomposite (MNP/CTAB–EC) was characterized by XRD, SEM, FTIR, TEM and its adsorptive capability against a model cationic dye, crystal violet (CV), was evaluated....

Manganese–containing mica (Mn–mica) was synthesized at 200◦C/96 h using Mn–carbonate,Al–nitrate, silicic acid, and high KOH concentration under hydrothermal conditions. Mn–mica was characterized and tested as a new adsorbent for the removal of methyl orange (MO) dye from aqueous solutions. Compared to naturally occurring mica, the Mn–mica with mang...

The unbridled expansion of advanced agricultural and industrial facilities has led to the release of large amounts of ammonia (NH3), one of the most pernicious malodorants. Photocatalytic approaches have attracted widespread attention as promising options to turn pollutants into environmentally benign end products under favorable operating conditio...