Member Since 1978
Charlie H. Langmuir
professor, Harvard University
AGU Research
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Wax Core Sediments and Associated Glasses as a Novel Exploration Tool at Ocean Ridges
ADVANCING UNDERSTANDING OF CRUSTAL ACCRETION, HYDROTHERMAL CIRCULATION, AND BIOLOGICAL IMPACTS ALONG EARTH’S MID-OCEAN RIDGE SYSTEM I POSTER
volcanology, geochemistry and petrology | 14 december 2023
Charles H. Langmuir, Mingzhen Yu, Zhongxing Chen
The wax coring technique for sampling ocean ridges that we first developed in the 1990s increased sampling rate by more than a factor of three compare...
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Sea level changes and hydrothermal activity: Statistical evaluation of 1-100kyr variability in hydrothermal iron deposition in Juan de Fuca Ridge sediment
CHAPMAN CONFERENCE ON HYDROTHERMAL CIRCULATION AND SEAWATER CHEMISTRY
general program | 17 may 2023
Jennifer L. Middleton, Charles H. Langmuir, Sujoy ...
Sedimentary reconstructions of hydrothermal iron deposition on the Mid-Atlantic Ridge, the East Pacific Rise, and the Juan de Fuca Ridge reveal quasi-...
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The Origin of Ni and Mn Variations in Hawaiian and MORB Olivines and Associated Basalts
TOPICS IN VOLCANOLOGY GEOCHEMISTRY AND PETROLOGY IV POSTER
volcanology, geochemistry and petrology | 16 december 2022
Mingzhen Yu, Charles H. Langmuir
The concentrations of Mn and Ni in olivine phenocrysts from ocean island basalts (OIB) and mid-ocean ridge basalts (MORB) have been used as indicators...
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The Significance of Recycled Oceanic Mantle Lithosphere beneath the Arctic Gakkel Ridge
HETEROGENEITY IN THE EARTH'S MANTLE: PERSPECTIVES FROM IMAGING, MODELING, GEOCHEMISTRY, AND EXPERIMENTS I ONLINE POSTER DISCUSSION
study of earth's deep interior | 13 december 2022
Alexandra Y. Yang, Charles H. Langmuir, Peter J. M...
Subduction of oceanic crust has long been considered a major cause of mantle heterogeneity. By far the largest volume of recycled plates, however, is ...
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E-MORB and OIB petrogenesis investigated with machine learning
SUBMARINE VOLCANISM: ADVANCES IN OBSERVATIONS, METHODS, AND MODELS III POSTER
volcanology, geochemistry and petrology | 16 december 2021
Zachary T. Eriksen, Stein B. Jacobsen, Charles H. ...
Oceanic basalts provide an invaluable window into evolutionary processes governing mantle spatial and temporal chemical heterogeneity. Ocean island ba...
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A Subduction Influence on Ocean Ridge Basalts outside the Pacific Subduction Shield
RECYCLING IN THE SUBDUCTION FACTORY: CHARACTERIZATION OF SUBDUCTION-INDUCED MANTLE HETEROGENEITIES THROUGH INTERDISCIPLINARY APPROACHES II POSTER
study of earth's deep interior | 16 december 2021
Alexandra Y. Yang, Charles H. Langmuir, Yue Cai, P...
The plate tectonic cycle produces chemically distinct mid-ocean ridge basalts (MORB) and arc volcanics, with the latter enriched in elements such as B...
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Linked convective cycling of water, chlorine and noble gases through Earth's mantle
ORIGIN, EVOLUTION, AND DISTRIBUTION OF VOLATILES IN PLANETARY INTERIORS I ORAL
study of earth's deep interior | 14 december 2021
Jonathan Tucker, Sujoy Mukhopadhyay, Michael Huh, ...
The plate tectonic cycling of volatiles like water, halogens, and noble gases between Earths interior and exterior has been responsible for maintainin...
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Deciphering crust, mantle, and slab controls on arc magma compositions: A global perspective
CONSTRAINING PETROLOGICAL AND GEOCHEMICAL VARIATIONS IN MAGMAS TO CAPTURE THE EVOLUTION OF VOLCANOES OVER SPACE AND TIME: INSIGHTS FROM THE ASIA-PACIFIC, EUROPE/AFRICA, AND AMERICAS REGIONS - SESSION 4
innovative sessions | 15 december 2020
Stephen Turner, Charles H. Langmuir, Penny Wieser
Global correlations between segment-averaged arc lava compositions and over-riding plate structure have now been verified by a series of studies along...
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