Alberto Boscá
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View article: High-Performance Ag-NWs Doped Graphene/ITO Hybrid Transparent Conductive Electrode
High-Performance Ag-NWs Doped Graphene/ITO Hybrid Transparent Conductive Electrode Open
Indium tin oxide (ITO) is a commonly used material for transparent conductive electrodes (TCE) in optoelectronic applications. On the other hand, graphene has superior electrical conductivity and exceptional mechanical flexibility, which m…
View article: Parameter Space for Chemical Vapor Deposition Graphene in Cold-Wall Reactors under High Precursor Flow Rate
Parameter Space for Chemical Vapor Deposition Graphene in Cold-Wall Reactors under High Precursor Flow Rate Open
Nowadays, promising proof-of-concept graphene technologies already exist, although converting them into a commercial success requires a high-throughput fabrication process providing high-quality material. Chemical vapour deposition (CVD) h…
View article: Plasma-Induced Surface Modification of Sapphire and Its Influence on Graphene Grown by Plasma-Enhanced Chemical Vapour Deposition
Plasma-Induced Surface Modification of Sapphire and Its Influence on Graphene Grown by Plasma-Enhanced Chemical Vapour Deposition Open
In this work, we study the influence of the different surface terminations of c-plane sapphire substrates on the synthesis of graphene via plasma-enhanced chemical vapor deposition. The different terminations of the sapphire surface are co…
View article: Supplementary Materials .zip
Supplementary Materials .zip Open
Supplementary Material of the manuscript entitled: Plasma induced surface modification of sapphire and its influence on graphene grown by plasma-enhanced chemical vapour deposition
View article: Plasma induced surface modification of sapphire and its influence on graphene grown by PECVD
Plasma induced surface modification of sapphire and its influence on graphene grown by PECVD Open
The catalyst-free synthesis of graphene on dielectrics prevents the damage induced by the transfer process. Although challenging, to master this synthesis would boost the integration of graphene on consumer electronics since defects hinder…
View article: Graphene Particles Interfere with Pro‐Inflammatory Polarization of Human Macrophages: Functional and Electrophysiological Evidence
Graphene Particles Interfere with Pro‐Inflammatory Polarization of Human Macrophages: Functional and Electrophysiological Evidence Open
The interaction of two types of fragmented graphene particles (30–160 nm) with human macrophages is studied. Since macrophages have significant phagocytic activity, the incorporation of graphene particles into cells has an effect on the re…
View article: Low Field Optimization of the PTOLEMY Electromagnetic Filter
Low Field Optimization of the PTOLEMY Electromagnetic Filter Open
Implementation details and optimization methods are presented for operation of the PTOLEMY transverse drift electromagnetic filter in low field. Low field operation introduces new challenges for tritium endpoint electron transport. The gro…
View article: Recent trends in graphene supercapacitors: from large area to microsupercapacitors
Recent trends in graphene supercapacitors: from large area to microsupercapacitors Open
In this perspective, the recent trends in graphene supercapacitor research are shown, from the use of pseudocapacitor elements to enhance the performance of large-area electrodes, to its miniaturization driven by versatile fabrication tech…
View article: Effect of quasiparticle excitations and exchange-correlation in Coulomb drag in graphene
Effect of quasiparticle excitations and exchange-correlation in Coulomb drag in graphene Open
Coulomb drag in double layer graphene systems separated by an h-BN interlayer allows probing of the electron-electron interactions in the effective limit of zero layer separation. Although these interactions can be influenced by plasmons, …
View article: Dynamic Local Strain in Graphene Generated by Surface Acoustic Waves
Dynamic Local Strain in Graphene Generated by Surface Acoustic Waves Open
We experimentally demonstrate that the Raman-active optical phonon modes of single-layer graphene can be modulated by the dynamic local strain created by surface acoustic waves (SAWs). In particular, the dynamic strain field of the SAW is …
View article: Advanced Graphene-Based Transparent Conductive Electrodes for Photovoltaic Applications
Advanced Graphene-Based Transparent Conductive Electrodes for Photovoltaic Applications Open
New architectures of transparent conductive electrodes (TCEs) incorporating graphene monolayers in different configurations have been explored with the aim to improve the performance of silicon-heterojunction (SHJ) cell front transparent c…
View article: Neutrino physics with the PTOLEMY project: active neutrino properties and the light sterile case
Neutrino physics with the PTOLEMY project: active neutrino properties and the light sterile case Open
The PTOLEMY project aims to develop a scalable design for a Cosmic Neutrino Background (CNB) detector, the first of its kind and the only one conceived that can look directly at the image of the Universe encoded in neutrino background prod…
View article: Neutrino Physics with the PTOLEMY project
Neutrino Physics with the PTOLEMY project Open
The PTOLEMY project aims to develop a scalable design for a Cosmic Neutrino Background (CNB) detector, the first of its kind and the only one conceived that can look directly at the image of the Universe encoded in neutrino background prod…
View article: PTOLEMY: A Proposal for Thermal Relic Detection of Massive Neutrinos and Directional Detection of MeV Dark Matter
PTOLEMY: A Proposal for Thermal Relic Detection of Massive Neutrinos and Directional Detection of MeV Dark Matter Open
We propose to achieve the proof-of-principle of the PTOLEMY project to directly detect the Cosmic Neutrino Background (CNB). Each of the technological challenges described in [1,2] will be targeted and hopefully solved by the use of the la…
View article: Acoustically-driven surface and hyperbolic plasmon-phonon polaritons in graphene/h-BN heterostructures on piezoelectric substrates
Acoustically-driven surface and hyperbolic plasmon-phonon polaritons in graphene/h-BN heterostructures on piezoelectric substrates Open
Surface plasmon polaritons in graphene couple strongly to surface phonons in\npolar substrates leading to hybridized surface plasmon-phonon polaritons\n(SPPPs). We demonstrate that a surface acoustic wave (SAW) can be used to\nlaunch propa…
View article: Impact of 2D-Graphene on SiN Passivated AlGaN/GaN MIS-HEMTs Under Mist Exposure
Impact of 2D-Graphene on SiN Passivated AlGaN/GaN MIS-HEMTs Under Mist Exposure Open
The effect of a two dimensional (2D) graphene layer (GL) on top of the\nsilicon nitride (SiN) passivation layer of AlGaN/GaN\nmetal-insulator-semiconductor high-electron-mobility transistors (MIS-HEMTs)\nhas been systematically analyzed. R…
View article: Development and characterization of graphene-based electronic devices
Development and characterization of graphene-based electronic devices Open
Esta tesis engloba un conjunto de estudios centrados en el grafeno, un material bidimensional de extraordinarias propiedades eléctricas, ópticas y mecánicas. Esta investigación ha sido llevada a cabo desde el punto de vista tecnológico, en…
View article: Automatic graphene transfer system for improved material quality and efficiency
Automatic graphene transfer system for improved material quality and efficiency Open
In most applications based on chemical vapor deposition (CVD) graphene, the transfer from the growth to the target substrate is a critical step for the final device performance. Manual procedures are time consuming and depend on handling s…