C. Summonte
YOU?
Author Swipe
View article: Native Silicon Oxide Properties Determined by Doping
Native Silicon Oxide Properties Determined by Doping Open
The physico-chemical properties of native oxide layers, spontaneously forming on crystalline Si wafers in air, can be strictly correlated to the dopant type and doping level. In particular, our investigations focused on oxide layers formed…
View article: The Physics behind the Modulation of Thermionic Current in Photodetectors Based on Graphene Embedded between Amorphous and Crystalline Silicon
The Physics behind the Modulation of Thermionic Current in Photodetectors Based on Graphene Embedded between Amorphous and Crystalline Silicon Open
In this work, we investigate a vertically illuminated near-infrared photodetector based on a graphene layer physically embedded between a crystalline and a hydrogenated silicon layer. Under near-infrared illumination, our devices show an u…
View article: Near-infrared photodetectors based on embedded graphene
Near-infrared photodetectors based on embedded graphene Open
In last years, the introduction of 2-dimensional materials such as graphene has revolutionized the world of silicon photonics. In this work, we demonstrate a new approach for integrating graphene into silicon-based photodetectors. We lever…
View article: Experimental analysis and simulation of the optical properties of gold nano-particles on sodium alginate
Experimental analysis and simulation of the optical properties of gold nano-particles on sodium alginate Open
The reflectance and transmittance spectra of a set of thin gold films on sodium alginate are measured and simulated in the framework of the generalized transfer matrix method. In the simulation, the dielectric function for the nano-particl…
View article: Highly Stable Thin Films Based on Novel Hybrid 1D (PRSH)PbX3 Pseudo-Perovskites
Highly Stable Thin Films Based on Novel Hybrid 1D (PRSH)PbX3 Pseudo-Perovskites Open
In this study, the structure and morphology, as well as time, ultraviolet radiation, and humidity stability of thin films based on newly developed 1D (PRSH)PbX3 (X = Br, I) pseudo-perovskite materials, containing 1D chains of face-sharing …
View article: Fully Recyclable OLEDs Built on a Flexible Biopolymer Substrate
Fully Recyclable OLEDs Built on a Flexible Biopolymer Substrate Open
This is the “mobile” era, characterized by a growing demand of flexible substrates for novel products such as curved screens, folding smartphones, and wearable devices. In this framework, plastic electronics represents a suitable technolog…
View article: Simulation of the optical properties of gold nanoparticles on sodium alginate
Simulation of the optical properties of gold nanoparticles on sodium alginate Open
In this contribution, we report on the simulation of optical reflectance and transmittance (R&T) taken on a set of gold nanoparticles thin film, deposited on sodium alginate by magnetron sputtering. The gold layer is very thin, so that the…
View article: Nanomolded buried light-scattering (BLiS) back-reflectors using dielectric nanoparticles for light harvesting in thin-film silicon solar cells
Nanomolded buried light-scattering (BLiS) back-reflectors using dielectric nanoparticles for light harvesting in thin-film silicon solar cells Open
The article presents a nanoparticle-based buried light-scattering (BLiS) back-reflector design realized through a simplified nanofabrication technique for the purpose of light-management in solar cells. The BLiS structure consists of a fla…
View article: Flexible Conductors from Brown Algae for Green Electronics
Flexible Conductors from Brown Algae for Green Electronics Open
In this paper a novel approach is presented to prepare flexible and transparent conducting films, whose components can be separated and recovered via a recycling process. The fabrication method is based on low power sputtering of ultrathin…
View article: Monolithic Si nanocrystal/crystalline Si tandem cells involving Si nanocrystals in SiC
Monolithic Si nanocrystal/crystalline Si tandem cells involving Si nanocrystals in SiC Open
Monolithic tandem cells involving a top cell with Si nanocrystals embedded in SiC (Si NC/SiC) and a c‐Si bottom cell have been prepared. Scanning electron microscopy shows that the intended cell architecture is achieved and that it survive…
View article: Photovoltaic-Performance-Enhancing Patch with Combined Light Trapping and Spectral Upconverting Effect
Photovoltaic-Performance-Enhancing Patch with Combined Light Trapping and Spectral Upconverting Effect Open
In this article, we demonstrate a patch, which contains upconverting crystals of Gd2O2S:Yb3+, Er3+ mixed with a UV curable gel, integrated with a textured back-reflector that can be externally affixed to a bifacial thin-film silicon solar …