Nikos Pleros

Optics-Informed Long Short Term Memory Cells

Loukia Avramelou, Manos Kirtas, Nikolaos Passalis, Nikos Pleros et autres

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6G Transmitter Based on Heterogeneous III–V-on-Si for Integrated Sensing and Communication

Akeem Safiriyu, Maria Vargemidou, Chris Vagionas, Joan Ramirez et autres

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High-Endurance, Low-loss Sb2Se3 Optical Switches on Silicon Nitride using Transparent Conductive Heaters

Xingshi Yu, Ipsita Chakraborty, Isaac E. Johnson, Savvas I. Raptis et autres

We report an electrically actuated, low-loss non-volatile optical switch based on the phase-change material (PCM) Sb2Se3 integrated on a silicon nitride (Si3N4) platform. The device is fabricated using an 8-inch wafer-scale process flow, demonstrating the feasibility of scalable manufacturing for photonic integrated …

Non-Negative Gated Recurrent Neural Networks

Loukia Avramelou, Manos Kirtas, Nikolaos Passalis, Nikos Pleros et autres

Neural networks have become increasingly popular in recent years due to their ability to efficiently solve a wide range of complex problems, including computer vision, machine translation, and speech recognition. The core components of neural networks are their learnable parameters, which consist …

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Agile Plasmo-Photonic Interferometric Sensor With Liquid Dielectric Loading for Temperature Sensing and Thermo-Optic Coefficient Measurements

Lamprini Damakoudi, Stelios Simos, Dimosthenis Spasopoulos, Konstantinos Fotiadis et autres

This work presents an integrated plasmophotonic interferometric sensor providing environmental temperature and thermo-optic coefficient (TOC) measurement capabilities. By exploiting extreme light field concentration on the plasmonic metal stripe, the sensor employs a liquid dielectric layer deposited on the plasmonic sensing area for …

gr, de, fr (code pays fourni par la source)

Agile Plasmo-Photonic Interferometric Sensor With Liquid Dielectric Loading for Temperature Sensing and Thermo-Optic Coefficient Measurements

Lamprini Damakoudi, Stelios Simos, Dimosthenis Spasopoulos, Konstantinos Fotiadis et autres

This work presents an integrated plasmophotonic interferometric sensor providing environmental temperature and thermo-optic coefficient (TOC) measurement capabilities. By exploiting extreme light field concentration on the plasmonic metal stripe, the sensor employs a liquid dielectric layer deposited on the plasmonic sensing area for …

gr, de, fr (code pays fourni par la source)

Noise-resilient photonic neural networks through adaptive quantization

Emilio Paolini, Lorenzo De Marinis, Peter Seigo Kincaid, Luca Valcarenghi et autres

Abstract Photonic neural networks have emerged as a promising solution to overcome limitations of traditional hardware for neuromorphic computations, offering advantages in bandwidth, latency, and power efficiency. However, their performance is constrained by the limited precision of analog photonic computing, which is …

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Photonic Kolmogorov-Arnold networks based on self-phase modulation in nonlinear waveguides

Kostas Sozos, Dimitrios Spanos, Stavros Deligiannidis, George Sarantoglou et autres

Photonic neural networks have attracted intense interest during the past decade, with an extensive number of propositions trying to mimic various forms of the established digital models. This field envisages low-power and low-latency, highly parallelized hardware implementations that count on the vast …

gr (code pays fourni par la source)

Agile Plasmo-Photonic Interferometric Sensor With Liquid Dielectric Loading for Temperature Sensing and Thermo-Optic Coefficient Measurements

Lamprini Damakoudi, Stelios Simos, Dimosthenis Spasopoulos, Konstantinos Fotiadis et autres

This work presents an integrated plasmo-photonic interferometric sensor providing environmental temperature and thermo-optic coefficient measurement capabilities. By exploiting extreme light field concentration on the plasmonic metal stripe, the sensor employs a liquid dielectric layer deposited on the plasmonic sensing area for refractive …

gr, de, fr (code pays fourni par la source)

Source data supporting the manuscript “All-Optical Temporal Integration Mediated by Subwavelength Heat Antennas”

Yi Zhang, Nikolaos Farmakidis, Giannis Roumpos, Nikos Pleros et autres

This repository contains one Zip including all the raw data required for Figures 1–5. This ZIP contains spectral, temporal, and nonlinear optical measurements from silicon microring resonators integrating subwavelength titanium nanoheaters (PHIL architecture).Data are provided in machine-readable tables following Nature Communications source-data …

Source data supporting the manuscript “All-Optical Temporal Integration Mediated by Subwavelength Heat Antennas”

Yi Zhang, Nikolaos Farmakidis, Giannis Roumpos, Nikos Pleros et autres

This repository contains one Zip including all the raw data required for Figures 1–5. This ZIP contains spectral, temporal, and nonlinear optical measurements from silicon microring resonators integrating subwavelength titanium nanoheaters (PHIL architecture).Data are provided in machine-readable tables following Nature Communications source-data …

Silicon nitride photonics for high-performance systems

Frederic Gardes, Ilias Skandalos, Yaonan Hou, Dun Qiao et autres

We report the first QD SOA grown on silicon coupled to silicon nitride waveguides using a monolithic integration scheme. We also report complex photonic circuit programming using UV light trimming. These developments underscore significant strides in the field, paving the way for …