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View article: Effect of ion energy and fluence on the electrical resistivity of silver implanted copper surface
Effect of ion energy and fluence on the electrical resistivity of silver implanted copper surface Open
Oxygen-free high thermal conductivity copper (OFHC) is widely used in accelerator beamlines due to its properties like high electrical and thermal conductivity, high impact strength, and high ductility. However, due to thermal stress, the …
View article: Biological applications at the AQUA beamline of the EuPRAXIA@SPARC_LAB free electron laser
Biological applications at the AQUA beamline of the EuPRAXIA@SPARC_LAB free electron laser Open
The EuPRAXIA project is a European initiative aimed at developing groundbreaking, ultra-compact accelerator research infrastructures based on novel plasma acceleration concepts. The EuPRAXIA@SPARC_LAB facility, located in the Italian Natio…
View article: Novel Radiation Facilities Based on Plasma Acceleration: The Future of Free Electron Lasers
Novel Radiation Facilities Based on Plasma Acceleration: The Future of Free Electron Lasers Open
Exploiting acceleration gradients that are up to three orders of magnitude higher than those achievable using conventional radiofrequency-based devices, plasma-based devices promise a revolution in particle acceleration, enabling particles…
View article: Ultrahigh-sensitive and real-time detection of BTXs for occupational safety via infrared spectroscopy coupled with machine learning technique
Ultrahigh-sensitive and real-time detection of BTXs for occupational safety via infrared spectroscopy coupled with machine learning technique Open
Exposure to Volatile Organic Compounds (VOCs) is one of the major human and occupational safety concern, as possible human carcinogens. Several gold standard methods are used for their detection in the atmosphere; however, most of them ope…
View article: The effect of anisotropic electrical conductivity of amphiboles on geophysical anomalies observed in subduction zones
The effect of anisotropic electrical conductivity of amphiboles on geophysical anomalies observed in subduction zones Open
Electrical-conductivity anomalies in subduction zones are believed to be strongly connected with global water cycling, volcanism and seismicity. However, the causal atomic-scale processes related to conductivity of rock-forming minerals in…
View article: Recent progress in aqueous zinc-ion batteries based on conversion-type cathodes
Recent progress in aqueous zinc-ion batteries based on conversion-type cathodes Open
Developing advanced secondary batteries with low cost and high safety has attracted increasing research interests across the world. In particular, the aqueous zinc-ion battery (AZIB) has been regarded as a promising candidate owing to the …
View article: The EuAPS Betatron Radiation Source: Status Update and Photon Science Perspectives
The EuAPS Betatron Radiation Source: Status Update and Photon Science Perspectives Open
The EuPRAXIA EU project is at the forefront of advancing particle accelerator research and the development of photon sources through innovative plasma acceleration approaches. Within this framework, the EuAPS project aims to exploit laser …
View article: Infrared Spectroscopy of SARS‐CoV‐2 Viral Protein: from Receptor Binding Domain to Spike Protein
Infrared Spectroscopy of SARS‐CoV‐2 Viral Protein: from Receptor Binding Domain to Spike Protein Open
Spike (S) glycoprotein is the largest structural protein of SARS‐CoV‐2 virus and the main one involved in anchoring of the host receptor ACE2 through the receptor binding domain (RBD). S protein secondary structure is of great interest for…
View article: A proposal for a fast infrared bursts detector
A proposal for a fast infrared bursts detector Open
The gravitational wave GW170817 from a binary neutron star merger and the simultaneous electromagnetic detection of the GRB170717A by Fermi Gamma-Ray Space Telescope, opened a new era in the multi-messenger astronomy. Furthermore, the GRBs…
View article: Characterization of CuAg Alloys with Low Ag Concentrations
Characterization of CuAg Alloys with Low Ag Concentrations Open
Copper-based alloys designed to combine high electronic and thermal conductivities with high mechanical strength find a wide range of applications in different fields. Among the principal representatives, strongly diluted CuAg alloys are o…
View article: Effect of Molybdenum Coatings on the Accelerating Cavity Quality Factor
Effect of Molybdenum Coatings on the Accelerating Cavity Quality Factor Open
In this work, a detailed parametric study assessing the impact of low-conductivity coatings on the radio-frequency accelerating cavity quality factor and resonance frequency shift is presented. In particular, this study is aimed at proving…
View article: In situ simultaneous Fe K-edge XAS spectroscopy and resistivity measurements of riebeckite: Implications for anomalous electrical conductivity in subduction zones
In situ simultaneous Fe K-edge XAS spectroscopy and resistivity measurements of riebeckite: Implications for anomalous electrical conductivity in subduction zones Open
In this paper, we address two key features of the behaviour of Fe-rich amphibole at high temperatures: (1) the Fe2+ → Fe3+ + e− exchange within the crystal bulk, and (2) the consequent rise in electrical conductivity. Cycling heating-cooli…
View article: Characterization in the extreme ultraviolet (XUV) domain of microchannel plate based device using synchrotron radiation
Characterization in the extreme ultraviolet (XUV) domain of microchannel plate based device using synchrotron radiation Open
Innovative, low-loss, and compact optical systems are essential to meet the experimental requirements of emerging novel radiation sources. The microchannel plate (MCP), a metamaterial-based optical device, shows promising potential for sha…
View article: Performance evaluation of an Ultra-Fast IR Detector for Astronomy Transients
Performance evaluation of an Ultra-Fast IR Detector for Astronomy Transients Open
In this work, we present the design of an ultra-fast IR (InfraRed) detector for the search of astronomical transients. Time-domain astronomy is a field in continuous growth in the last years, with interest in detectors with nanosecond perf…
View article: Tensile Microstrain Fluctuations in the BaPbO Units in Superconducting BaPb1−xBixO3 by Scanning Dispersive Micro-XANES
Tensile Microstrain Fluctuations in the BaPbO Units in Superconducting BaPb1−xBixO3 by Scanning Dispersive Micro-XANES Open
BaPb1−xBixO3 (BPBO) bismuthate, showing high TC superconductivity for 0.05 < x < 0.35, is an archetypal system for studying the complex inhomogeneity of perovskite lattice favoring the emergence of quantum coherence, called the superstripe…
View article: Secondary Structures of MERS-CoV, SARS-CoV, and SARS-CoV-2 Spike Proteins Revealed by Infrared Vibrational Spectroscopy
Secondary Structures of MERS-CoV, SARS-CoV, and SARS-CoV-2 Spike Proteins Revealed by Infrared Vibrational Spectroscopy Open
All coronaviruses are characterized by spike glycoproteins whose S1 subunits contain the receptor binding domain (RBD). The RBD anchors the virus to the host cellular membrane to regulate the virus transmissibility and infectious process. …
View article: Investigating the Intrinsic Anisotropy of VO2(101) Thin Films Using Linearly Polarized Resonant Photoemission Spectroscopy
Investigating the Intrinsic Anisotropy of VO2(101) Thin Films Using Linearly Polarized Resonant Photoemission Spectroscopy Open
VO2 is one of the most studied vanadium oxides because it undergoes a reversible metal-insulator transition (MIT) upon heating with a critical temperature of around 340 K. One of the most overlooked aspects of VO2 is the band’s anisotropy …
View article: EuPRAXIA@SPARC_LAB status update
EuPRAXIA@SPARC_LAB status update Open
EuPRAXIA@SPARC_LAB is a new multi-disciplinary user-facility that is\ncurrently under construction at the Laboratori Nazionali di Frascati of the\nINFN in the framework of the EuPRAXIA collaboration. The electron beam will be\naccelerated …
View article: Photon-shot-noise-limited transient absorption soft X-ray spectroscopy at the European XFEL
Photon-shot-noise-limited transient absorption soft X-ray spectroscopy at the European XFEL Open
Femtosecond transient soft X-ray absorption spectroscopy (XAS) is a very promising technique that can be employed at X-ray free-electron lasers (FELs) to investigate out-of-equilibrium dynamics for material and energy research. Here, a ded…
View article: A new approach to deposit homogeneous samples of asbestos fibres for toxicological tests in vitro
A new approach to deposit homogeneous samples of asbestos fibres for toxicological tests in vitro Open
In this paper we describe the results obtained with a novel method to prepare depositions of asbestos fibres for toxicological tests in vitro . The technique is based on a micro-dispenser, working as an inkjet printer, able to deposit micr…
View article: Photon-shot-noise-limited transient absorption soft X-ray spectroscopy at the European XFEL
Photon-shot-noise-limited transient absorption soft X-ray spectroscopy at the European XFEL Open
Femtosecond transient soft X-ray absorption spectroscopy (XAS) is a very promising technique that can be employed at X-ray free-electron lasers (FELs) to investigate out-of-equilibrium dynamics for material and energy research. Here, a ded…
View article: New Frontier in Terahertz Technologies for Virus Sensing
New Frontier in Terahertz Technologies for Virus Sensing Open
The recent pandemic of SARS-CoV-2 virus has made evident critical issues relating to virus sensing and the need for deployable tools for adequate, rapid, effective viral recognition on a large-scale. Although many conventional molecular an…
View article: Progress and Perspectives of Spectroscopic Studies on Carbon K-Edge Using Novel Soft X-ray Pulsed Sources
Progress and Perspectives of Spectroscopic Studies on Carbon K-Edge Using Novel Soft X-ray Pulsed Sources Open
The development of novel coherent and brilliant sources, such as soft X-ray free electron laser (FEL) and high harmonic generation (HHG), enables new ultrafast analysis of the electronic and structural dynamics of a wide variety of materia…
View article: Secondary conformation of MERS-CoV, SARS-CoV and SARS-CoV-2 Spike Proteins revealed by Infrared Vibrational Spectroscopy
Secondary conformation of MERS-CoV, SARS-CoV and SARS-CoV-2 Spike Proteins revealed by Infrared Vibrational Spectroscopy Open
All coronaviruses are characterized by spike glycoproteins whose S1 subunit contains the receptor binding domain anchoring the virus to the host cellular membrane and regulating virus transmissibility and infectious process. Although the p…
View article: Polarons in Rock-Forming Minerals: Physical Implications
Polarons in Rock-Forming Minerals: Physical Implications Open
The existence of thermally-activated quasiparticles in amphiboles is an important issue, as amphiboles are among the main hydrous complex silicate minerals in the Earth’s lithosphere. The amphibole structure consists of stripes of 6-member…
View article: Progress and Perspectives of Spectroscopic Studies at Carbon K-edge Using Novel Soft X-ray Pulsed Sources
Progress and Perspectives of Spectroscopic Studies at Carbon K-edge Using Novel Soft X-ray Pulsed Sources Open
The development of novel coherent and brilliant sources, such as soft X-ray Free Electron Laser (FEL) and High Harmonic Generation (HHG) enables new ultrafast analysis of the electronic and structural dynamics of a wide variety of material…
View article: Sars-Cov2 world pandemic recurrent waves controlled by variants evolution and vaccination campaign
Sars-Cov2 world pandemic recurrent waves controlled by variants evolution and vaccination campaign Open
While understanding the time evolution of Covid-19 pandemic is needed to plan economics and tune sanitary policies, a quantitative information of the recurrent epidemic waves is elusive. This work describes a statistical physics study of t…
View article: High Sensitivity Monitoring of VOCs in Air through FTIR Spectroscopy Using a Multipass Gas Cell Setup
High Sensitivity Monitoring of VOCs in Air through FTIR Spectroscopy Using a Multipass Gas Cell Setup Open
Human exposure to Volatile Organic Compounds (VOCs) and their presence in indoor and working environments is recognized as a serious health risk, causing impairments of varying severities. Different detecting systems able to monitor VOCs a…