Giuseppe Cruciani

Giuseppe Cruciani
University of Ferrara | UNIFE · Department of Physics and Earth Sciences

Full Professor of Mineralogy

About

235
Publications
36,915
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4,608
Citations
Citations since 2017
73 Research Items
2159 Citations
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20172018201920202021202220230100200300400
20172018201920202021202220230100200300400

Publications

Publications (235)
Article
Full-text available
Five porcelain and porcelain stoneware bodies were investigated to compare sintering mechanisms and kinetics, phase and microstructure evolution, and high temperature stability. All batches were designed with the same raw materials and processing conditions, and characterized by optical dilatometry, XRF, XRPD-Rietveld, FEG-SEM and technological pro...
Article
Full-text available
This study focuses on the synthetic approach influence in morphostructural features and catalytic performances for Ni/CeO2 catalysts. Incipient wetness impregnation, coprecipitation and nitrate combustion were studied as catalyst preparation approaches, and the materials were then tested at 700 °C for methane dry reforming (MDR). The morphostructur...
Conference Paper
The Lacedel landslide is a large earth flow resting on the western slope of Cortina d'Ampezzo (BL). It was presumably triggered in the Late Glacial and features a recurring activity to this day (Mantovani et al., 2019). The presence of a carbonate-siliciclastic sequence of the Heiligkreuz Fm. (Upper Triassic) known in the past as Raibl Fm., in part...
Article
The advent of inkjet printing as digital decoration of ceramic materials has irreversibly modified the industrial decoration technology, imposing companies to change the colorant production process. The inkjet application requires micronized particles in ultrafine particle size range (smaller than 1 μm). Particles size reduction of ceramic colorant...
Article
Full-text available
Levulinic acid (LA) is a worthwhile biochemical usable as a building-block for the formation of wide variety of chemicals and fuels. In the present work, a series of ion-exchanged ZSM-5-type zeolites were formulated in order to obtain a bifunctional catalyst with modulated acidity in the aspect of amount, strength, and type (Lewis and Brønsted) for...
Article
Emerging nanotechnologies improved solid-state sensors design and capabilities and enabled the use of semiconducting metal oxides-based gas sensors for new and increasingly demanding applications. Among them, ethanol monitoring is of great interest because it is an important chemical raw material widely used in chemical industry, medicine, paint an...
Article
The development of sustainable and efficient catalysts namely Ru supported activated biochars was carried out for the selective hydrogenation of 5‐hydroxymethylfurfural (HMF) to 1‐hydroxy‐2,5‐hexanedione (HHD). In particular, the activated biochars (A Lw and A HSw ) obtained from pyrolysis and steam‐based physical activation of two different biomas...
Article
Full-text available
A low-cost NaP zeolite@TiO 2 nanocomposite catalyst with zeolite Si/Al ratio lower than three were synthesized for the first time under hydrothermal condition. The nanocomposites were characterized by different methods such as Fourier transform infrared (FT-IR), X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron micr...
Article
Full-text available
In this work, the formation of levulinic acid (LA) as one of the top-twelve chemical building blocks from glucose was studied. In particular, the formulations of heterogeneous acid catalysts based on SBA-15, MCM-41 mesoporous silica was carried out and their performance in catalytic conversion of glucose to LA were assessed and compared with commer...
Article
This work investigates, for the first time, the hydrogen permeation of BaCe0.65Zr0.20Y0.15O3-δ-Ce0.8Gd0.2O2-δ (BCZY-GDC) asymmetric membranes for 100 h, using wet 15% CO2 in Ar as sweep gas. In the same frame, ex-situ aging tests were performed for 100 h exposure at 750°C in different atmospheres (H2, CO2, H2+CO2), to evaluate the phase, microstruc...
Article
Full-text available
Hydrogen is largely adopted in industrial processes and is one of the leading options for storing renewable energy. Due to its high explosivity, detection of H2 has become essential for safety in industries, storage, and transportation. This work aims to design a sensing film for high-sensitivity H2 detection. Chemoresistive gas sensors have extens...
Article
In the present work, the formulation and performance of the silica-aluminosilicate-based composites were studied for catalytic conversion of sugars to levulinic acid. Tailoring the acidity, surface area and the porosity of the catalysts were the main goal of the work. The acidities of the catalysts were provided by ZSM-5 zeolite and were modulated...
Article
Full-text available
Increasing the photocatalytic efficiency of earth-abundant wide-bandgap semiconductors is of high interest for the development of cheap but effective light-driven chemical conversion processes. In this study, the coupling of ZnO and TiO2 with low contents of the rare-earth Ce species aimed to assess the photo-catalytic performance of the two semico...
Article
The present work is focused on the improvement of an effective approach to tailor the acidity of silica alumina composite. SBA-15 was selected based on high surface area, uniform porosity and large mesopores. Modification of SBA-15 was performed to improve both Lewis and Brønsted acidities and hence catalyst activity. Therefore, introduction of alu...
Article
The overburning test method was developed to simulate and predict lime densification, agglomeration, and sporadic melting at the highest potential temperature of lime kilns. These events, that belong to the so-called “sticking tendency” phenomenon, are associated to formation of crusts, occlusions, and blockages in vertical lime kilns. In this work...
Article
The addition of wastes to silicate ceramics can considerably expand the compositional spectrum of raw materials with a possible inclusion of hazardous components. The present work quantitatively examines relevant literature to determine whether the benefits of incorporating hazardous elements (HEs) into silicate ceramics outweigh the pitfalls. The...
Article
CO2 photoreduction has claimed as appealing process to upgrade a waste gas into valuable fuels or chemicals. Titanium dioxide (TiO2) is one of the most popular material used as catalyst for this reaction, having however a poor activity. The utilization of transparent, insulating and highly porous scaffolds to support a photoactive phase has been re...
Article
Introduction Recently, great attention has been paid to solid solutions and composite materials based on metal oxides in order to obtain nanostructures with enhanced sensing performance with respect to those of single-oxide counterparts [1]. Tin and titanium dioxides (SnO 2 and TiO 2 ) are wide-gap n-type semiconductors extensively investigated for...
Article
The Venetian marmorino is a traditional material used for wall coating in Venice city, composed of hydrated lime and marble powders, and is part of the cultural heritage of the city. Several surface damage processes can negatively affect its aesthetic properties, such as the formation of stain deposits of different origin (i.e. pollution, bio-deter...
Article
In this work, NaY zeolite/ZnO nanocomposites with different amounts of ZnO were prepared. The nanocomposites were characterized by different methods such as X-ray diffraction (XRD), Fourier transform infrared spectroscopy, scanning electron microscope, Energy-Dispersive X-ray analysis, Diffuse reflectance spectroscopy (DRS) surface area (BET), NH3-...
Article
Full-text available
Experimental results and simulation models show that crystals might play a relevant role for the development of new generations of high-energy and high-intensity particle accelerators and might disclose innovative possibilities at existing ones. In this paper we describe the most advanced manufacturing techniques of crystals suitable for operations...
Article
In this work, we demonstrate that 1D EDPbI4 crystals containing face-sharing PbI6⁴⁻ octahedra are synthesized using ethylenediammonium (ED) as an organic cation in hydroiodic acid. However, by the addition of hydrochloric acid to the synthetic solution, 2D [(ED)2PbI4]Cl2 crystals are interestingly constructed without substitution of iodides by chlo...
Article
Full-text available
Among the various chemoresistive gas sensing properties studied so far, the sensing response reproducibility, i.e., the capability to reproduce a device with the same sensing performance, has been poorly investigated. However, the reproducibility of the gas sensing performance is of fundamental importance for the employment of these devices in on-f...
Article
Hydrogen is defined the future energy carrier and ethanol steam reforming can be a sustainable process for its production. Promoting addition of lanthanum on Ni-zirconia catalyst was evaluated, with a focus on lanthanum introduction method (incipient wetness impregnation and co-precipitation). Lanthanum addition strongly affected morphological, str...
Preprint
Full-text available
Experimental results and simulation models show that crystals might play a relevant role for the development of new generations of high-energy and high-intensity particle accelerators and might disclose innovative possibilities at existing ones. In this paper we describe the most advanced manufacturing techniques of crystals suitable for operations...
Article
Full-text available
The advent of digital decoration has changed the technological requirements of colorants and the way they are applied onto ceramic substrates. This technological revolution has introduced additional steps in colorant production (ink micronization) and new constraints in application (ink-jet printing) that cannot be reproduced in a standard ceramic...
Article
The relative stability of CdS and CdO with respect of substrates has been widely studied up to 500 °C, the upper temperature in many applications. The physical-chemical properties of the deposited films are often revealed to be influenced by deposition substrates. In this paper, using XRD, SEM and EDX methods, we have studied the oxidation/desulphu...
Chapter
Despite advantages highlighted by MOX-based gas sensors, these devices still show drawbacks in their performances (e.g. selectivity and stability), so further investigations are necessary. SnO2 is the most used semiconductor for chemoresistive gas sensors production due to its broad spectrum of physical-chemical properties, and then it represents t...
Article
Porcelain stoneware is sintered by partial vitrification through viscous flow of a liquid phase formed at high temperature. This sintering process involves a complex evolution of both phase composition and chemistry of the liquid phase, according to the dynamic equilibrium established with the residual minerals and the new crystalline phases formed...
Article
In this paper two kind of sensors based on WO3 sputtered by magnetron sputtering and annealed at 600 °C have been studied. The first kind was processed by two-dimensional direct laser interfering patterning (DLIP) and the second one without any additional treatment. Morphological and structural characterization have shown a hole structure in a peri...
Article
Valorisation of lignocellulosic biomass for chemical production is one of the main challenges of the 21st century. Levulinic acid (LA) has been chosen as the target product due to its potential as an intermediate to produce a wide variety of other chemicals. The attention has been focused on the formulation of an active solid acid catalyst for the...
Article
Reproducibility of the sensor response is one of the fundamental themes for obtaining marketable devices with a high degree of reliability. This parameter becomes decisive especially if the sensor signals are used to identify compound mixtures by means of recognition algorithms. In fact, to apply the same algorithm to different devices, sensors mus...
Article
Silicon carbide is a well-known material with high thermal, mechanical and chemical stability. These properties have allowed, over time, its wide use as an inert material to be employed as a substrate or support in different applications. In this work, we demonstrate that, under proper conditions, it is possible to activate the chemical reactivity...
Article
Full-text available
This study investigates the impact of different burning temperatures on quicklime slaking reactivity. Moreover it reviews the state-of-the-art of the effect of carbonate rock fabrics and calcination kinetics on the production of quicklime in industrial kilns. The burnability and overburning tendency of raw materials presenting different geological...
Article
Methane dry reforming (MDR) is a promising process for syngas production through the valorisation of two of the main Greenhouse gases. Despite the high endothermicity, it should be carried out at low temperature to directly use the syngas for Fischer-Tropsch reaction and oxygenated chemical production. The catalyst plays a key role in this process...
Article
Full-text available
Light-driven processes can be regarded as a promising technology for chemical production within the bio-refinery concept, due to the very mild operative conditions and high selectivity of some reactions. In this work, we report copper oxide (CuO)-titanium dioxide (TiO2) nanocomposites to be efficient and selective photocatalysts for ethanol photode...
Article
Full-text available
The quantitative phase analysis using the Rietveld method is one of the most used analytical protocols for the characterization of several types of natural and synthetic materials, and it can be performed both on fully crystalline multiphase systems and on materials containing even an amorphous fraction. Therefore, there are several applications of...
Article
Full-text available
Since the ’70, physics of interaction between bent crystals and heavy particles (protons or ions) [...]
Article
Full-text available
A two component three degree simplex lattice experimental design was employed to evaluate the impact of different mixing fractions of TiO2 and ZnO on an ordered mesoporous SBA-15 support for CO2 photoreduction. It was anticipated that the combined advantages of TiO2 and ZnO: low cost, non-toxicity and combined electronic properties would facilitate...
Article
Hydrodeoxygenation (HDO) of isoeugenol has been investigated over Ni-SBA-15 and Ni-SZ-SBA-15 containing sulfated ZrO 2 with Si/Zr molar ratio of 8.4. The catalysts were prepared via incipient wetness method and characterized by N 2 adsorption, AAS, TPR, X-ray diffraction (XRD), thermal gravimetric/differential thermal analyses (TG-DTA), organic ele...
Article
Graphene oxide has been functionalized with 1-aza-15-crown-5 ether via chemical route synthesis. Modification of graphene oxide was achieved via nucleophilic attack where the amine groups of an aza-crown ether molecule can easily react with the epoxy sites of graphene oxide basal plane. Owing to the inherent two-dimensional character of graphene oxi...
Article
Full-text available
The shear viscosity and the glass-vapor surface tension at high temperature are crucial to understand the viscous flow sintering kinetics of porcelain stoneware. Moreover, the pyroplastic deformation depends on the viscosity of the whole body, which is made up of a suspension of crystals dispersed in the melt. The existing fundamental theoretical b...
Article
Full-text available
Methane dry reforming (MDR) allows the transformation of carbon dioxide and methane, the two main greenhouse gases, into syngas. Given the high endothermicity of the process, it is necessary to produce a catalytic system that is very active, selective and resistant to coking deactivation; this work focuses on the development of a heterogeneous cata...
Article
This paper deals with thermal analyses, burning trials and reactivity tests on 15 carbonate rocks, i.e. pure and impure carbonates, mud-supported and grain-supported limestones, crystalline marbles and dolomites, used for the production of different lime products in industrial vertical shaft kilns worldwide. Especially, thermogravimetric and differ...
Article
The effects of lanthanum addition in Ni/CeO2 catalysts were investigated. The influence of synthetic procedures, namely, impregnation or coprecipitation of lanthanum and cerium oxide, were evaluated. Materials were analyzed by BET, AAS, DRIFT-MS, TPR, OSC, XRD, and SEM-EDX. Samples were tested in ethanol steam reforming (ESR). Both lanthanum-promot...
Article
Full-text available
Hybrid organic-inorganic perovskites have emerged as very promising materials for photonic applications, thanks to the great synthetic versatility that allows to tune their optical properties. In the two-dimensional (2D) crystalline form, these materials behave as multiple quantum-well heterostructures with stable excitonic resonances up to room te...
Article
Full-text available
This study evaluates the influence of chemical, mineralogical and petrographic features of the Neoarchean limestone from the Ouplaas Mine (Griqualand West, South Africa) on its burnability and quicklime reactivity, considering the main use as raw material for high-grade lime production in twin shaft regenerative (TSR) kilns. This limestone consists...
Article
Full-text available
The literature on V-doped zircon pigments offers a puzzling situation with unanswered questions about the origin of turquoise colour. In this study, new diffraction (XRPD) and spectroscopic (EPR, EAS) data were obtained on four industrial pigments, whose vanadium content is much higher than samples from previous investigations. Both EPR features an...
Article
Fe3O4/NaP nanocomposite was synthesized and modified using 3-aminopropyltrimethoxysilane (3-APTS)-functionalization. Fe3O4/NaP/NH2 was characterized by X-ray diffraction (XRD), Fourier transform infrared (FT-IR) spectroscopy, scanning electron microscopy (SEM), transmission electron microscopy (TEM), elemental analysis, energy dispersive X-ray anal...
Article
X-ray computed microtomography (X-μCT) is applied here to investigate in a non-invasive way the three-dimensional (3D) spatial distribution of primary melt and fluid inclusions in garnets from the metapelitic enclaves of El Hoyazo and from the migmatites of Sierra Alpujata, Spain. Attention is focused on a particular case of inhomogeneous distribut...
Article
The physical-chemical properties of guest molecules confined within a zeolite framework host are known to be strongly affected by the confinement effects exerted through non-covalent host-guest interactions. Based on synchrotron time-resolved powder diffraction measurements and the Landau theory of ferroelastic phase transitions, we provide in this...
Article
(Mg,Fe)SiO3 perovskite is the most abundant mineral of the Earth's lower mantle, and compounds with the perovskite structure are perhaps the most widely employed ceramics. Hence, they attract both geophysicists and material scientists. Several investigations attempted to predict their structural evolution at high pressure, and recent advancements h...
Article
Full-text available
An effective process based on the photocatalytic reduction of CO2 to face on the one hand, the crucial problem of environmental pollution, and, on the other hand, to propose an efficient way to product clean and sustainable energy sources has been developed in this work. Particular attention has been paid to the sustainability of the process by usi...
Article
Full-text available
The purpose of this work was to satisfy both materials and technological sciences, on the one hand implementing innovative hybrid materials referred to as ECS (Eni Carbon Silicate) in gas sensors manufacturing, and on the other hand verifying their possible operation at room temperature as a technological progress. The ECS-14 and ECS-13 phases were...
Article
Gmelinite is a natural zeolite whose framework can be described as a parallel stacking of double six rings of tetrahedra in the ABAB sequence. Its space group is P63/mmc with a = 13.76 and c = 10.08 Å. This study describes the topological transformations of its Na-form |Na6.98K0.27Ca0.15(H2O22.43)| [Al7.41Si16.55O48]-GME, which occur when heating i...
Article
Adsorption is important for many applications including catalysis and water remediation technology. To improve the performances of such applications, it is essential to have a deep understanding of adsorbent-adsorbate interactions, and of the dynamics involved in adsorption/desorption processes of porous adsorbent materials. In this study, the ther...
Article
A deepened investigation on an innovative organic-inorganic hybrid material, referred to as ECS-14 (Eni Carbon Silicates), revealed the possibility to use them as gas sensors. Indeed, among ECS phases, the crystalline state and the hexagonal microplatelet-like morphology characteristic of ECS-14 seemed favorable properties to obtain continuous and...
Article
Full-text available
Porous materials (such as zeolites, clay minerals, and assemblies of oxide nanoparticles) are of great importance for the progress in many technological and environmental fields, such as catalysis, adsorption, separation, and ion exchange, because of their unique pore topologies, tunable structures, and the possibility of introducing active reactio...
Article
The new nanocomposite of NaP-Hydroxyapatite (NaP:HAp) has been developed for removal of fluoride from aqueous solution. NaP: HAp nanocomposite has been characterized by using different method such as: X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FT-IR), scanning electron microscope (SEM), Energy Dispersive X-ray analysis (EDAX)...
Article
Full-text available
The temperature-induced desorption of methyl tert-butyl ether (MTBE) from aqueous solutions onto hydrophobic ZSM-5 was studied by in situ synchrotron powder diffraction and chromatographic techniques. This kind of information is crucial for designing and optimizing the regeneration treatment of such zeolite. The evolution of the structural features...
Article
Mainly ruled by oxygen octahedral rotations, perovskite oxides can exhibit zone boundary transitions (ZBTs) either with dTc/dP>0 or dTc/dP<0. Synchrotron structural investigations at high pressure conditions place YAl0.25Cr0.75O3 orthorhombic perovskite at the boundary of ZBTs. The absence of changes in the octahedral tilting and a volume reduction...
Article
Global society is constantly seeking for sustainable and effective processes to fight environmental pollution. The abatement of NOx, a class of hazardous contaminants, can be performed by means of photocatalytic oxidation using titania-based photocatalysts. Non-metal doping is highly desirable for an efficient exploitation of solar light. The co-pr...
Chapter
In this work an innovative drug-delivery system (DDS) was formulated by using a hybrid matrix as carrier. In order to achieve the optimal synergy between the organic and the inorganic components, a series of TiO 2 –chitosan and SiO 2 –chitosan systems were synthesized by varying, among the several parameters, the chitosan molecular weight, chitosan...
Conference Paper
Full-text available
quicklime production, sticking tendency, overburning test This contribution reports preliminary results on the research activity performed on 25 carbonate rocks, including mud­supported, and grain­supported limestones, diagenetic dolomites, and granoblastic marbles, to evaluate their sticking tendency, and occasional melting at 1300°C, which could...