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In-person class cancellation and work-from-home / Annulation des cours en présentiel et télétravail

Updated: Tue, 03/10/2026 - 17:14
In-person class cancellation and work-from-home / Annulation des cours en présentiel et télétravail. McGILL ALERT! Due to freezing rain all in-person classes and activities on Wednesday, March 11, will be cancelled. Staff are asked not to come to campus tomorrow unless they are required on site by their supervisor to perform necessary functions and activities. See your ɬÀï·¬ email for more information.
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ALERTE McGILL! En raison de la pluie verglaçante, tous les cours et activités en présentiel prévus pour le mercredi 11 mars sont annulés. Nous demandons au personnel de ne pas se présenter sur le campus demain, à moins que leur superviseur ne leur demande d’être sur place pour accomplir des fonctions ou activités nécessaires au fonctionnement du campus. Pour plus d’informations, veuillez consulter vos courriels de ɬÀï·¬.
Event

Geotop Seminar Series: Dr. Andri Stefansson

Tuesday, November 26, 2024 12:30to13:30

Dr. Andri Stefánsson

Professor, University of Iceland

Tuesday, November 26Ìý

12:30 pm

Local PK-7605, 7e étage, 201 ave. du Président-Kennedy

´Ü´Ç´Ç³¾:Ìý

Supercritical hydrothermal fluids in volcanic geothermal systems

Ìý

Résumé / abstract:

Geothermal energy is a sustainable and reliable power source, utilizing Earth's internal heat for electricity and heating. Conventional volcanic geothermal systems draw on magmatic heat sources ranging from 800 to 1200°C, though current geothermal resources are typically below 350°C. A new frontier involves supercritical geothermal resources—fluids at extreme temperatures within the Earth's crust—or drilling into magma to create supercritical engineered systems. These supercritical fluids hold immense, untapped potential to enhance geothermal power plant efficiency, offering a green energy solution for future generations. This study explores the chemical composition and controls of supercritical hydrothermal fluids using molecular-level analysis, experiments, thermodynamic modeling, and comparisons with fluids in active volcanic geothermal systems.

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