Antonio Serra

Antonio Serra
Università del Salento | Unisalento · Department of Mathematics and Physics "Ennio De Giorgi"

PhD

About

241
Publications
25,851
Reads
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4,957
Citations
Citations since 2017
51 Research Items
1680 Citations
2017201820192020202120222023050100150200250300
2017201820192020202120222023050100150200250300
2017201820192020202120222023050100150200250300
2017201820192020202120222023050100150200250300
Introduction
Applied Physics to Cultural Heritages, Biology, Medicine. Materials Science Optoelectronic devices Chemical and Physical sensors
Additional affiliations
January 1999 - December 2012
Università del Salento
January 1999 - March 2016
Università del Salento
Position
  • Associated professor of applied physics

Publications

Publications (241)
Article
Full-text available
During the restoration work promoted by the FAI foundation (Fondo Ambiente Italiano) of the abbey of Santa Maria di Cerrate (Lecce, Apulia, South Italy), multidisciplinary analyses have been realized to support conservators and art historians for the safeguard and valorization of the most important byzantine evidence (12th–13th century) in Apulia....
Article
At present graphene is the most exciting star in the materials science but graphene oxide, GO, that is its low-cost precursor attracts researchers from various fields because it is very easily produced at low cost. GO is an electrical insulator than can be transformed into graphene through the ‘reduction’ process. The oxygen functional groups it co...
Article
μRaman spectra of graphene oxide (GO) and reduced graphene oxide (rGO) foils, subjected to 2 ÷ 3 MeV proton beam irradiations in vacuum at low and high fluence, have been investigated. The spectra detailed analysis indicates that the characteristic D and G peaks yields ratio, the area of the D” peak, located between D and G, the G peak full width a...
Article
Titanium dioxide is a technologically interesting material in many applicative fields that, however, exhibits critical aspects in terms of phase purity and synthesis/growth conditions. The presented work deals with the deposition, in vacuum, of single-phase rutile and anatase titania films by excimer laser ablation (λ = 248 nm) of anatase and rutil...
Article
Diamond-like carbon (DLC) is an attractive inexpensive alternative to diamond. The control of the C (sp³)/(sp²) ratio, influencing the material properties, is fundamental for its use in dedicated applications like for example for the fabrication of a particular class of gas detectors for ionizing particles termed Micro-Pattern Gaseous Detectors (MP...
Article
Ion irradiation reduces oxidized graphene but causes morphological and structural changes in individual sheets. Graphene oxide (GO) films were irradiated under vacuum with ion beams having different atomic numbers and energies in the range (2-16) MeV. The structural and morphological changes undergone by the individual sheets of reduced graphene ox...
Article
Full-text available
The use of silver nanoparticles (Ag NPs) in the biomedical field deserves a mindful analysis of the possible inflammatory response which could limit their use in the clinic. Despite the anti-cancer properties of Ag NPs having been widely demonstrated, there are still few studies concerning their involvement in the activation of specific inflammator...
Article
Full-text available
This paper reports the analyses carried out on the medieval copper alloy door (1111–1118 AD) of the mausoleum of Boemondo d’Altavilla in Canosa di Puglia (Southern Italy). The studied door is the smallest medieval bronze door extant in Italy and, unlike the other Byzantine doors, was most probably made in Canosa di Puglia and not in Constantinople....
Article
Full-text available
The supply of nutrients, such as antioxidant agents, to fish cells still represents a challenge in aquaculture. In this context, we investigated solid lipid nanoparticles (SLN) composed of a combination of Gelucire® 50/13 and Precirol® ATO5 to administer a grape seed extract (GSE) mixture containing several antioxidant compounds. The combination of...
Article
The properties of graphene oxide foils were modified by excimer laser irradiation at different fluences and times. The irradiations were performed in air and in vacuum using a pulsed UV laser operating at 248‐nm wavelength and 23‐ns pulse duration. Measurements of ablation yield, microscope surface morphology and Raman spectroscopy were performed....
Article
Restoration procedures of the polychrome terracotta relief “Madonna and Child” with papier-mâché inserts from a shrine in Piove di Sacco (Padova, orthern Italy) were assisted by analytical investigations, contributing to identify the chemical composition of the pigments, fractures and internal damages, additions and retouchings, which strongly modi...
Article
Full-text available
Copper nanoparticles (CuNPs) as well as those of other noble metals show unique features that are not observed in bulk copper. Despite the enormous potential of CuNPs, their use is limited by their susceptibility to oxidation during and after synthesis. Here, an innovative method based on wet synthesis protocol was developed to produce an aqueous c...
Article
Different ion beams, with energy from 2 MeV up to 16 MeV at different atomic number, have been employed to irradiate graphene oxide (GO) foils in vacuum. Due to effects of electron and nuclear ion stopping powers, the ion energy deposition reduces the irradiated GO foils and structurally modifies them. The ion bombarded GO foils X-ray diffraction (...
Article
Full-text available
Complementary and alternative medicines represent an interesting field of research on which worldwide academics are focusing many efforts. In particular, the possibility to exploit pharmaceutical technology strategies, such as the nanoencapsulation, for the delivery of essential oils is emerging as a promising strategy not only in Italy but also al...
Article
Short current pulses are very diffuse and have also been used in many electronic devices for biological stress recently. In order to measure these current pulses, Rogowski coils are applied. In this work, we focus our efforts on the structure of the Rogowski box, which has a narrow slit, needed to correctly lead the current to be diagnosed. The att...
Article
An extensive morphological analysis of the Neisseria meningitidis cell envelope, including serogroup B capsule and outer membrane, based on atomic force microscopy (AFM) together with mechanical characterization by force spectroscopic measurements, has been carried out. Three meningococcal strains were used: the encapsulated serogroup B strain B194...
Article
Different ion beams, from protons up to gold ions, with energy from 2 MeV up to 16 MeV, have been employed to irradiate graphene oxide (GO) foils in vacuum. The ion energy deposition reduces GO releasing functional oxygen groups. The effect of radiating ions – GO foils interaction has been investigated by Raman spectroscopy, X-Ray Diffraction (XRD)...
Article
Full-text available
In recent years, the exploitation of natural resources and industrial development have led to the production of harmful pollutants. Much of these contaminants end up in water resources, reducing the availability of drinking water. Therefore, it is necessary to find remedies to this situation. Solutions could be the adsorption or the degradation thr...
Article
The paper reports the characterization of doped TiO2 films produced by a modified laser plasma source. The peculiarity of the utilized apparatus was that both synthesis and doping were carried out in the same process, via Pulsed Laser deposition (PLD) in vacuum (growth) and by means of low-energy ion implantation or PLD in background gas (doping)....
Article
The geothermal system of the Salento peninsula (Italy) is characterized by the presence of many hydrogen sulfide-rich underground waters and thermal springs. We focused our attention on the submerged section of Zinzulùsa (Castro, Italy), a cave of both naturalistic and archaeological interest. In pioneer studies, some hypotheses about the origin of...
Article
A single‐step process made it possible to obtain films consisting of silver nanoparticles dispersed in a nanostructured titania matrix, as presented by Daniela Manno, Antonio Serra, and co‐workers in article number 2000124. The plasmon resonance peak, red‐shifted with respect to silver nano‐colloidal solution, represents the peculiar feature of the...
Article
The possibility of dating by radiocarbon lead carbonate, widely used as white pigment since ancient times, has been recently demonstrated. In this paper we tested two different samples processing procedures for the extraction of the carbon fraction from lead carbonate to be submitted to Accelerator Mass Spectrometry ¹⁴C dating. Samples with differe...
Article
Full-text available
Metal nanoparticles in a transparent dielectric matrix represent a very intriguing system due to the plasmonic absorption tunable in the range of visible wavelengths. This document reports the preparation and physical characterization of plasmonic titania‐silver dots thin films. The synthesis parameter that leads to making a TiO2 matrix in which th...
Article
In this paper, diagnostic analyses on 12th–13th century byzantine wall paintings in the abbey of Santa Maria di Cerrate (Southern Italy) were carried out preparatory to restoration work promoted by FAI (Fondo Ambiente Italiano). Both the pigments and the areas with a bleaching alteration in the frescoes were analysed using the energy dispersive X-r...
Article
Full-text available
Nowadays, an increasing interest in combinatorial drug delivery systems is emerging, highlighting the possibility of exploiting essential oils (EO) for topical applications. This work aimed at developing nanostructured lipid carriers (NLC) for the combined delivery of ferulic acid and Lavandula EO, whose beneficial effects in wound-healing processe...
Article
The oxygen content in graphene oxide (GO) can be reduced by the ion beam irradiation in high vacuum conditions. The reduction changes the C/O atomic ratio that increases with the absorbed ion dose. Moreover, as the level of reduction increases, the surface flattens and the material becomes denser. At high absorbed doses, greater than about 100 MGy,...
Article
The Sant'Oronzo statue (Lecce, Southern Italy) consists of an internal wooden structure, completely covered with copper sheets, lying on a concrete base about 1.5 m high, which is placed on the top of a Roman column about 29 m high. Lecce may be classified as urban site since it is mainly influenced by vehicular traffic and it is not affected by in...
Article
In this paper we describe the effect of calcination temperature on the structural, morphological, optical and photocatalytic properties of TiO2 nanoparticles. The titanium dioxide powders were produced by the sol–gel method starting from titanium tetraisopropoxide (TTIP) in neutral aqueous medium (pH 5.5). After that, the TiO2 nanoparticles were tr...
Article
Full-text available
The present generation of Micro-Pattern Gaseous Detectors (MPGDs) are radiation hard detectors, capable of detecting effciently particle rates of several MHz/cm ² , while exhibiting good spatial resolution (≤ 50 µm) and modest time resolution of 5-10 ns, which satisfies the current generation of experiments (High Luminosity LHC upgrades of CMS and...
Article
The Treaty of Prüm signed on 27 May 2005, by seven Member States of European Union (EU), sought to improve cross-border security cooperation in combating terrorism, cross-border crime and illegal immigration. For this purpose, provisions were set for automated exchanges of data regarding DNA, fingerprints and vehicle registration plates. Later, oth...
Article
Full-text available
A colorimetric sensor based on nanoparticles was developed for the detection of hydrogen peroxide. Nanoparticles were made using small sheets of poly(methyl methacrylate) (PMMA) and silver nitrate. The optical properties of the solution were characterized by spectrophotometer using the localized surface plasmon resonance (LSPR) phenomenon. The shap...
Article
Titanium dioxide (TiO2) nanoparticles were prepared by the sol–gel method starting from a volume of 1.5 mL of titanium tetraisopropoxide (TTIP) dissolved in 10 mL of ultrapure water milliQ grade (pH 5). The pH of the solution was adjusted by adding HNO3 and NaOH to reach an acidic and basic character of the sol, respectively. A wide pH range from 1...
Article
Massively Parallel Sequencing (MPS) allows to sequence the total mitochondrial DNA (mtDNA) through specific panels. Human Mitochondria Panel is one of the QIAseq Targeted DNA panels developed by QIAGEN for MPS, which have an optimized chemistry based on the integration of unique molecular indices (UMIs). However, the major problem is the analysis o...
Article
Improvements in scientific techniques allowed the analysis of limited amounts of DNA and the testing of not only body fluids but also touch DNA. The possibility of DNA transfer often raises the question of how the DNA was deposited: directly or by indirect transfer? Therefore, it is important to comprehend the factors that can influence it. Our stu...
Article
Intensive use of antibiotics induced adaptations in bacteria, which developed antibiotic resistance. This is becoming a serious health problem, particularly in the hospital, food industry, or public transport. It is also important to produce surfaces that not only are bactericidal but also prevent adhesion and the consequent biofilm formation, whic...
Preprint
Full-text available
The present generation of Micro-Pattern Gaseous Detectors (MPGDs) are radiation hard detectors, capable of detecting efficiently particle rates of several MHz/cm$^2$ , while exhibiting good spatial resolution ($\leq$ 50 $\mu$m) and modest time resolution of 5-10 ns, which satisfies the current generation of experiments (High Luminosity LHC upgrades...
Article
Boron carbide (B4C) has outstanding properties making it particularly interesting in the field of neutron detection. In this study we exploit nanosecond pulsed laser deposition (PLD) for the synthesis of B-enriched films with micrometer-scale thickness for future realization of a neutron converter layer. B-enriched B4C layers were deposited by PLD...
Article
The Ag-doped TiO2 nanoparticles were synthesized at room temperature using a solution of titanium isopropoxide and silver nitrate as precursors. The inclusion of Ag in the nanocrystalline TiO2 lattice was systematically analyzed both from a morphological and a structural point of view. Raman spectroscopy, electron microscopy, electronic diffraction...
Article
Full-text available
Silver nanoparticles were synthesized in the presence of saccharides and ammonia (NH3) in the concentration range from 10⁻² to 10³ ppm to develop an optical sensor for NH3 in aqueous solutions. Ammonia affects the features of the nanoparticles obtained in a concentration-dependent manner as determined by UV-vis absorption analysis and TEM observati...
Article
The spectroscopic behavior of mono-zinc ethane-bridged bis-porphyrin (ZnH2Po2) was studied as a solid film upon deposition from a chloroform solution by means of the spin-coating method. The angular speed used during the deposition strongly influences the conformational arrangement of bis-porphyrin. A preferential arrangement as the anti- (opened)...
Article
Genetic profiles obtained from gynaecological swabs or a victim’s underwear usually are imbalanced mixtures of female vs male profile. Performing differential DNA extraction prior to DNA amplification may result in an enriched sperm fraction and a consequently isolated male profile. The aim of this work was to test the ability of Sampletype I-sep D...
Article
Full-text available
During the Middle Ages in Europe, a different post-mortem funerary custom came to be used in order to transport and solemnly dispose of the bodies of high-status individuals. Because of their high degree of mobility, most medieval kings and queens rarely died where they had planned to be buried; thus, they had to be moved to the place of burial. An...
Article
Mitochondrial DNA (mtDNA) has some unique features that make it a useful forensic marker such as absence of recombination across many generations, maternal inheritance, accumulation of mutations over time and multiple copies per cell. The application of massively parallel sequencing (MPS) to forensic genetics has expanded in recent years due to its...
Article
In forensic genetic laboratories, low template DNA (LTDNA) samples can be a challenge in the attempting to obtain genetic profiles with the most information possible. In this study, volume reduction on amplification reaction was tested in the kit Globalfiler™, with the intend to optimize the results in LTDNA samples. To carry out this study, severa...
Article
Degradation can be identified due to the presence of a downward slope across the electropherogram, where larger loci have a lower probability to be amplified and thus a major chance of dropping out. The introduction of the degradation index (DI) of Quantifiler® Trio and the optimization of the available amplification kits have been improving the ge...
Article
Superparamagnetic magnetite nanoparticles were synthetized and capped by a SiO2 shell in order to avoid oxidation and aggregation of the iron oxide nanostructures. The inorganic capping was then further decorated by folic acid molecules, by using a very simple procedure exploiting supramolecular interactions among the organic moieties and the inorg...
Article
Full-text available
Mixed iron-manganese oxide nanoparticles, synthesized by a simple procedure, were used to remove nickel ion from aqueous solutions. Nanostructures, prepared by using different weight percents of manganese, were characterized by transmission electron microscopy, selected area diffraction, X-ray diffraction, Raman spectroscopy, and vibrating sample m...
Article
Parabens and phenoxyethanol are chemical compounds widely used as preservatives and antimicrobial agents in cosmetic and personal care products. The issue of their effect on human and environmental health is a particularly topical and relevant one that many national and international agencies reported about the risk from the use of such compounds....
Article
The development of biocompatible collagen substrates able to conduct electric current along specific pathways represent an appealing issue in tissue engineering, since it is well known that electrical stimuli significantly affects important cell behavior, such as proliferation, differentiation, directional migration, and, therefore, tissue regenera...
Article
This paper describes a paternity case investigation that became a maternity investigation, in which the mother of two dizygotic male twins referred having received a bone marrow transplant, donated by her sister, seven years before, due to a sickle cell disease. The study of 17 STRs with different commercial kits revealed two maternal inconsistenci...
Article
Polymeric and hybrid aqueous-core nanocapsules were prepared using a low energy organic-solvent free procedure as innovative nanodevices for the ophthalmic delivery of melatonin. In order to evaluate how different cationic lipids could affect the main properties of the nanodevices, we focused our attention on mean particles size, surface charge, sh...
Article
The use of nanocarriers, that respond to different stimuli controlling their physical-chemical properties and biological responsivness, shows a growing interest in pharmaceutical science. The stimuli are activated by targeting tissues and biological compartments, e.g. pH modification, temperature, redox condition, enzymatic activity, or can be phys...
Conference Paper
The present investigation was aimed to study the uptake of glucose capped silver nanoparticles (AgNPs-G) by human epithelioid cervix carcinoma (HeLa) cells and the nanoparticles effect on cell cycle progression. Cells were exposed to two different amounts (2x103 and 2x104 NPs/cell) of AgNPs-G (average size 10 nm) for different times (15 and 30 minu...
Article
Full-text available
After a validation study developed in the Forensics Genetic and Biology Service of Coimbra, Portugal, we were able to demonstrate the ability of the GlobalFiler® PCR Amplification kit in direct amplification of reference samples with consistent and reproducible results. Since this kit is optimized for casework samples, we decided to test it on fore...
Article
The new quantification kit known as Quantifiler® Trio is introduced as more robust and sensitive compared to the Quantifiler® Duo, providing additional information in the analysis of forensic samples. Validation studies were designed to evaluate the sensitivity of the Quantifiler® Trio kit and its performance with mixture and degraded samples.
Article
The GlobalFiler® PCR Amplification system uses 6-dye fluorescent chemistry to enable multiplexing of 21 autosomal STRs, 1 Y-STR, 1 Y-indel and the sex-determining marker amelogenin. Validation studies were conducted to assess the performance of the GlobalFiler® casework kit for typing reference samples through a direct amplification. The findings s...
Article
A supramolecular adduct formed by the interaction among octadecylamine (ODA) and zinc oxide nanostructures was promoted. A stable dispersion of the ZnO@ODA adduct was obtained and characterized by means of thermogravimetric analysis and infrared and Raman spectroscopy. Then, the supramolecular adduct was spread at the air/water interface of a Langm...
Article
Full-text available
The purpose of this paper is to present a summary of the application of non-destructive techniques used in a comparative study of eighty pottery fragments of the Chalcolithic period (5000 BC ca.) and Late Bronze Age (1650-1200 BC ca.), found in Mersin-Yumuktepe (Southern Turkey) and Arslantepe (Malatya, Eastern Turkey). The use of a scanning electr...
Conference Paper
Full-text available
This study deals with the cytotoxicity of 30 nm sized β-D-Glucose-coated silver NanoParticles (AgNPs-G) on human lymphocytes isolated from peripheral blood. Human lymphocytes were treated with different amounts (2 or 10 ×10³ NPs/cell) of AgNPs-G for 24hs. AgNPs-G toxicity was assayed with MTT test and morphological observations. Further evaluation...
Conference Paper
Full-text available
The structural and morphological evolution of nanostructured thin films obtained from thermal evaporation of polycrystalline Sn-Se starting charge as a function of the subsequent annealing temperature in an oxygen flow has been analysed. High-resolution transmission electron microscopy, small area electron diffraction, digital image processing, x-r...
Article
Full-text available
This work enters in an interdisciplinary research project involving the archaeometrical analysis of ancient silver coins minted in the Greek colony of Taras (the modern south Italian town of Taranto) between the V century BC and the III century BC. In this work, by comparing the results obtained from X-ray microanalysis data acquired from the least...
Article
Exploiting the experimental factorial design and the potentiality of Turbiscan AG Station, we developed and characterized unmodified and DDAB-coated NLC prepared by a low energy organic solvent free phase inversion temperature technique. A 22 full factorial experimental design was developed in order to study the effects of two independent variables...
Article
Environment hazards and risks of engineered NanoParticles (NPs) have been debated in recent years. In this paper, the effects of silver (Ag) and carbon (C) NPs were explored in sea urchin Paracentrotus lividus (P. lividus) development. Fertilization and development of P. lividus up to the pluteus stage were assayed in the presence of increasing amo...
Article
Full-text available
The aim of the present study was to evaluate the effect of the inclusion of stoned olive cake and rolled linseed in a concentrate-based diet for lambs on the fatty-acid composition of polar and non-polar intramuscular lipids of the longissimus dorsi muscle. To achieve this objective, 32 Appenninica lambs were randomly distributed into four groups o...
Article
Full-text available
The aim of the present work has been the design and the realization of a Magnetostatic Field System for Exposure of Cell cultures (MaFiSEC) for the uniform and the reproducible exposure of cell cultures to static magnetic fields (SMFs) of moderate magnetic induction. Experimental and computer-simulated physical measurements show that MaFiSEC: i) ge...
Article
In this study, a fast colorimetric triethylamine sensor based on localized surface plasmon resonance of silver nanoparticles is presented. The nanoparticles were synthesized by chemical reduction from silver nitrate using glucose as reducing agent and sucralose as capping agent. The as-synthesized nanoparticles were characterized using UV–vis spect...