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Showing 18 results for "alexandre lacoste" in Engineering
Engineering Preprint PDF DOI

A Synthesizability-Guided Pipeline for Materials Discovery

Thorben Prein, Willis O'Leary, Aikaterini Flessa Savvidou, Elchaima Bourneix, Joonatan E. M. Laulainen · 2025

Computational materials discovery relies on the generation of plausible crystal structures. The plausibility is typically judged through density functional theory methods which, while typically accura…

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Engineering Preprint PDF DOI

Reinforcement learning for robust dynamic metabolic control

Sebastian Espinel-Rios, River Walser, Dongda Zhang · 2025

Dynamic metabolic control allows key metabolic fluxes to be modulated in real time, enhancing bioprocess flexibility and expanding available optimization degrees of freedom. This is achieved, e.g., vi…

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Engineering Preprint PDF DOI

An accurate detection of micro-collapse during the lyophilisation of a 5% w/v lactose solution using a combination of novel techniques: intelligent laser speckle imaging (ILSI) and through-vial impedance spectroscopy (TVIS)

Ahmet Orun, Anand Vadesa, Geoff Smith · 2024

Context: In a freeze drying (FD) process, an accurate observation and control of the process parameters at critical stages are at high importance. Particularly accurate and timely identification of th…

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Engineering Preprint PDF DOI

Spatio-temporal reconstruction of substance dynamics using compressed sensing in multi-spectral magnetic resonance spectroscopic imaging

Utako Yamamoto, Hirohiko Imai, Kei Sano, Masayuki Ohzeki, Tetsuya Matsuda, Toshiyuki Tanaka · 2024

The objective of our study is to observe dynamics of multiple substances in vivo with high temporal resolution from multi-spectral magnetic resonance spectroscopic imaging (MRSI) data. The multi-spect…

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Engineering Preprint PDF DOI

Experimentally implemented dynamic optogenetic optimization of ATPase expression using knowledge-based and Gaussian-process-supported models

Sebastian Espinel-Rios, Gerrich Behrendt, Jasmin Bauer, Bruno Morabito, Johannes Pohlodek, Andrea Schutze, Rolf Findeisen, Katja Bettenbrock, Steffen Klamt · 2024

Optogenetic modulation of adenosine triphosphatase (ATPase) expression represents a novel approach to maximize bioprocess efficiency by leveraging enforced adenosine triphosphate (ATP) turnover. In th…

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Engineering Preprint PDF DOI

Preserved Edge Convolutional Neural Network for Sensitivity Enhancement of Deuterium Metabolic Imaging (DMI)

Siyuan Dong, Henk M. De Feyter, Monique A. Thomas, Robin A. de Graaf, James S. Duncan · 2023

Purpose: Common to most MRSI techniques, the spatial resolution and the minimal scan duration of Deuterium Metabolic Imaging (DMI) are limited by the achievable SNR. This work presents a deep learning…

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Engineering Preprint PDF DOI

BIO-CXRNET: A Robust Multimodal Stacking Machine Learning Technique for Mortality Risk Prediction of COVID-19 Patients using Chest X-Ray Images and Clinical Data

Tawsifur Rahman, Muhammad E. H. Chowdhury, Amith Khandakar, Zaid Bin Mahbub, Md Sakib Abrar Hossain, Abraham Alhatou, Eynas Abdalla, Sreekumar Muthiyal, Khandaker Farzana Islam, Saad Bin Abul Kashem, Muhammad Salman Khan, Susu M. Zughaier, Maqsud Hossain · 2022

Fast and accurate detection of the disease can significantly help in reducing the strain on the healthcare facility of any country to reduce the mortality during any pandemic. The goal of this work is…

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Engineering Preprint PDF DOI

Di-chromatic Interpolation of Magnetic Resonance Metabolic Imagery

Nicholas Dwork, Jeremy W. Gordon, Shuyu Tang, Daniel O'Connor, Esben Sovso Szocska Hansen, Christoffer Laustsen, Peder E. Z. Larson · 2020

Magnetic resonance imaging with hyperpolarized contrast agents can provide unprecedented \textit{in-vivo} measurements of metabolism, but yields images that are lower resolution than that achieved wit…

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Engineering Preprint PDF DOI

Dataset after seven years simulating hybrid energy systems with Homer Legacy

Alexandre Beluco, Frederico A. During Filho, Lucia M. R. Silva, Jones S. Silva, Luis E. Teixeira, Gabriel Vasco, Fausto A. Canales, Elton G. Rossini, Jose de Souza, Giuliano C. Daronco, Alfonso Risso · 2020

Homer Legacy software is a well-known software for simulation of small hybrid systems that can be used for both design and research. This dataset is a set of files generated by Homer Legacy bringing t…

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Engineering Preprint PDF DOI

Impact of Sampler Offset on Jitter Transfer in Clock and Data Recovery Circuits

Naveen Kadayinti, Maryam Shojaei Baghini, Dinesh K. Sharma · 2020

This paper shows how the input offset of sampling flip-flops in the Alexander phase detector affects the jitter transfer from data to the recovered clock in a clock data recovery circuit. The Alexande…

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Engineering Preprint PDF DOI

Visual navigation for airborne control of ground robots from tethered platform: creation of the first prototype

Ilan Ehrenfeld, Max Kogan, Oleg Kupervasser, Vitalii Sarychev, Irina Volinsky, Roman Yavich, Bar Zangbi · 2018

We propose control systems for the coordination of the ground robots. We develop robot efficient coordination using the devices located on towers or a tethered aerial apparatus tracing the robots on c…

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Engineering Peer-Reviewed PDF DOI

Normotherm continuous blood cardioplegia for 4 hours in an in vivo pig model.

 · 1970

Warm, continuous blood cardioplegia should theoretically maintain cardiac arrest for hours without ischaemic or hypothermic injury. In the absence of in vivo studies of myocardial metabolism and ultra…

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Engineering Peer-Reviewed PDF DOI

[Use of electric stimulation to prevent the development of muscle changes during hypokinesia].

 · 1970

An attempt was made to use electric stimulation of antigravity muscles of hind limbs of rats exposed to a 15 and 30 day hypokinesia as a method for preventing structural and metabolic disorders that d…

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Engineering Peer-Reviewed PDF DOI

Compartmentation of glycolysis and glycogenolysis in the perfused rat heart.

 · 1970

Developing methods that can detect compartmentation of metabolic pathways in intact tissues may be important for understanding energy demand and supply. In this study, we investigated compartmentation…

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Engineering Peer-Reviewed PDF DOI

Human maternal and fetal response to graded exercise.

 · 1970

Six healthy active women in the third trimester of pregnancy participated in a graded exercise protocol to levels of exertion perceived to be equivalent to that of their usual exercise regimen. Fetal …

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Engineering Peer-Reviewed PDF DOI

Modulation of the sympathetic nerve action on carbohydrate and ketone body metabolism by fatty acids, glucagon und insulin in perfused rat liver.

 · 1970

Rat liver was perfused in situ via the portal vein without recirculation: 1) Nerve stimulation (20 Hz, 2 ms, 20 V) increased glucose output and shifted lactate uptake to output; the alterations were d…

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Engineering Peer-Reviewed PDF DOI

Energetics of best performances in middle-distance running.

 · 1970

Oxygen consumption (VO2) and blood lactate concentration were determined during constant-speed track running on 16 runners of intermediate level competing in middle distances (0.8-5.0 km). The energy …

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Engineering Peer-Reviewed PDF DOI

Effects of menstrual cycle on metabolic responses to exercise.

 · 1970

Selected substrate and hormonal responses to exercise were compared in two phases of the menstrual cycle. Exercise-induced changes in substrate [glucose, lactate, free fatty acids (FFA), glycerol] and…

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