Search Results - "Acosta Alba, P."
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Polycrystalline silicon PhC cavities for CMOS on-chip integration
Published in Scientific reports (12-10-2022)“…In this work, we present an on-chip 2D and 3D photonics integration solution compatible with Front End of Line integration (FEOL) using deposited…”
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Low Temperature Junction Formation for EZ-FET
Published in IEEE journal of the Electron Devices Society (01-01-2024)“…The EZ-FET is a device with simplified architecture and processing that enables fast electrical characterization of semiconductor films on insulators (SOI)…”
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Investigation of recrystallization and stress relaxation in nanosecond laser annealed Si1−xGex/Si epilayers
Published in Applied surface science (15-10-2020)“…[Display omitted] •Isolated molten island are formed at the onset of melt.•The liquid/solid interface remains rough in partial melt regime.•Relaxation is…”
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Methodology for parameters extraction with undoped junctionless EZ-FETs
Published in Solid-state electronics (01-07-2024)“…The junctionless EZ-FET is a simple FDSOI-like device that requires only two lithography levels and standard processing steps. With its simplified architecture…”
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Undoped junctionless EZ-FET: Model and measurements
Published in Solid-state electronics (01-10-2023)“…•An EZFET is a simple and reliable characterization device for substrates and gate stacks.•Junctionless EZFET removes the temperature limitation of junctions…”
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Ex-situ n-type doped carrier-injection layers in direct bandgap GeSn LEDs
Published in Materials science in semiconductor processing (01-11-2024)“…The reconstruction of thick GeSn crystalline layers implanted with phosphorus is explored. Our study demonstrates (i) the potential for recrystallizing…”
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Investigation of oxygen penetration during UV nanosecond laser annealing of silicon at high energy densities
Published in Applied surface science (30-04-2021)“…[Display omitted] •Oxygen and carbon impurities diffusion during melt laser annealing.•Identification and localization of optical defects signatures.•Impact of…”
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Nanosecond laser annealing of pseudomorphic GeSn layers: Impact of Sn content
Published in Materials science in semiconductor processing (15-08-2023)“…Interactions between nanosecond laser pulses and various Sn content pseudomorphic GeSn layers were investigated. The aim was to evaluate the suitability of…”
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A Review of Low Temperature Process Modules Leading Up to the First (≤500 °C) Planar FDSOI CMOS Devices for 3-D Sequential Integration
Published in IEEE transactions on electron devices (01-07-2021)“…In this article a review of low temperature (LT) (≤500 °C) process modules in view of 3-D sequential integration is presented. First, both the bottom device…”
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Fabrication and Characterization of Boron-Implanted Silicon Superconducting Thin Films on SOI Substrates for Low-Temperature Detectors
Published in Journal of low temperature physics (2024)“…In this paper, we discuss the characterization of boron-doped silicon superconducting thin films with a thickness of 70 nm made on silicon-on-insulator…”
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28nm FDSOI CMOS Technology (FEOL and BEOL) Thermal Stability for 3D Sequential Integration: Yield and Reliability Analysis
Published in 2020 IEEE Symposium on VLSI Technology (01-06-2020)“…For the first time, the thermal stability of a 28nm FDSOI CMOS technology is evaluated with yield measurements (5Mbit dense SRAM and 1 Million Flip- flops). It…”
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Conference Proceeding -
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First Demonstration of Low Temperature (≤500°C) CMOS Devices Featuring Functional RO and SRAM Bitcells toward 3D VLSI Integration
Published in 2020 IEEE Symposium on VLSI Technology (01-06-2020)“…For the first time FDSOI CMOS transistors with Si- monocrystalline channel have been fabricated at a temperature below 500°C. High performance PMOS…”
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Conference Proceeding -
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Numerical simulations of nanosecond laser annealing of Si nanoparticles for plasmonic structures
Published in 2019 International Conference on Simulation of Semiconductor Processes and Devices (SISPAD) (01-09-2019)“…This paper reports numerical simulations of nanosecond laser thermal annealing of plasmonic structures based on Si-nanoparticles embedded in a SiO 2 matrix…”
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Conference Proceeding -
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RF figures of merit of polysilicon trap-rich layers formed locally by ion amorphization and nanosecond laser annealing
Published in 2023 IEEE 23rd Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems (22-01-2023)“…We report on polysilicon trap-rich layers fabricated locally by ion implantation and nanosecond laser annealing on high-resistivity Si substrates. Using…”
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Conference Proceeding -
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EZ-FET junctions activation by nanosecond laser annealing
Published in 2023 21st International Workshop on Junction Technology (IWJT) (08-06-2023)“…The EZ-FET (easy-FET) is a simple FDSOI-like (Fully Depleted Silicon On Insulator) device that can be used for the electrical characterization of Si layers…”
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Conference Proceeding -
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3D sequential integration with Si CMOS stacked on 28nm industrial FDSOI with Cu-ULK iBEOL featuring RO and HDR pixel
Published in 2023 International Electron Devices Meeting (IEDM) (09-12-2023)“…This work demonstrates for the first time the 3D sequential integration of CMOS over CMOS with advanced metal line levels (28nm Cu + ULK). The bottom tier…”
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Conference Proceeding -
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Inter-tier Dynamic Coupling and RF Crosstalk in 3D Sequential Integration
Published in 2019 IEEE International Electron Devices Meeting (IEDM) (01-12-2019)“…For the first time, an in-depth analysis of the inter-tier dynamic coupling and RF crosstalk of digital circuits in 3D sequential integration enables to…”
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Pulsed laser annealing for advanced technology nodes: Modeling and calibration
Published in Applied surface science (01-03-2020)“…•A nanosecond laser annealing TCAD model is calibrated in Ge and SiGe.•Key process metrics for model calibration are extracted.•Key calibration parameters are…”
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Journal Article -
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Investigation of recrystallization and stress relaxation in nanosecond laser annealed Si 1−x Ge x /Si epilayers
Published in Applied surface science (01-10-2020)“…30 nm-thick pseudomorphic Si1-xGex layers with Ge concentrations x ranging from 0 to 0.4 were submitted to Ultraviolet Nanosecond Laser Annealing (UV-NLA). The…”
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