Browsing Tetherless World Publications by Author "Eleish, Ahmed"
Now showing items 1-20 of 65
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A Data-driven Collaborative Research Experience in Extreme Biology and Biophysics
Eleish, Ahmed; Chastain, Katherine; Royer, C.; Boyd, E.S.; Fox, Peter (AGU, 2020-01-01)In order to benefit from data and computational resources to accelerate research, scientists are having to redefine how they conduct their investigations. In increasing numbers, researchers in the natural sciences are ... -
A review of H2, CH4, and hydrocarbon formation in experimental serpentinization using network analysis
Barbier, S.; Huang, Fang; Andreani, M.; Tao, R.; Hao, J.; Eleish, Ahmed; Prabhu, Anirudh; et al. (Frontiers in Earth Science, 2020-01-01)The origin of methane and light hydrocarbons (HCs) in natural fluids from serpentinization has commonly been attributed to the abiotic reduction of oxidized carbon by H2 through Fischer-Tropsch-type (FTT) reactions. Multiple ... -
Abiotic hydrocarbon formation in serpentinization experiments: network analysis on a comprehensive dataset
Huang, Fang; Barbier, S.; Andreani, M.; Tao, R.; Hao, J.; Eleish, Ahmed; Prabhu, Anirudh; Minhas, O.; Fontaine, Kathleen; Fox, Peter (AGU, 2019-12-09)Serpentinization refers to the hydrothermal alteration of ultramafic rocks (e.g. peridotite) in which ferromagnesian silicate minerals react with water to dominantly precipitate serpentine and (hydr)oxides while producing ... -
Advanced Analytical and Visualization Techniques Applied to Mineral Evolution and Ecology
Morrison, S.M.; Prabhu, Anirudh; Eleish, Ahmed; Pan, Feifei; Zhong, H.; Fox, Peter; Perry, S.N.; Liu, C.; Runyon, S.E.; Krivovichev, S.V.; Ralph, J.; Golden, J.J.; Downs, R.T.; Hazen, Robert (GSA, 2018-01-01) -
Affinity analysis of mineral co-occurrence: Predicting unknown mineral occurrences with machine learning
Morrison, S.M.; Prabhu, Anirudh; Eleish, Ahmed; Narkar, S.; Fox, Peter; Golden, J.; Downs, R.; Perry, S.; Burns, P.; Ralph, J.; Hazen, Robert (ADS, 2020)The expansion of mineralogical data resources facilitates the development of predictive methods, such as affinity analysis [1], that identify the location of previously unknown mineral occurrences, deposits or geologic ... -
Affinity analysis of mineral co-occurrence: Predicting unknown mineral occurrences with machine learning
Morrison, S.M.; Prabhu, Anirudh; Eleish, Ahmed; Narkar, S.; Fox, Peter; Golden, J. J.; Downs, R. T.; Perry, S.; Burns, R. T.; Ralph, J.; Hazen, Robert (ADS, 2020-12)The expansion of mineralogical data resources facilitates the development of predictive methods, such as affinity analysis [1], that identify the location of previously unknown mineral occurrences, deposits or geologic ... -
Algal blooms in a freshwater reservoir – A network community detection analysis of potential forcing parameters
Allen, G.R.; Schwartz, F.W.; Cole, D.R.; Lanno, R.P.; Prabhu, Anirudh; Eleish, Ahmed (Ecological Informatics, 2020-11-01)Nutrient leakage due to modern agriculture and disposal of untreated urban wastewater results in the eutrophication of freshwater lakes and reservoirs, with elevated levels of cyanobacteria algal blooms often resulting in ... -
Analysis and visualization of vanadium mineral diversity and distribution
Liu, C.; Eleish, Ahmed; Hystad, G.; Golden, J.J.; Downs, R.T.; Morrison, S.M.; Hummer, D.R.; Ralph, J.P.; Fox, Peter; Hazen, Robert (American Mineralogist, 2018-01-01) -
Application of Advanced Analytics and Visualization in Mineral Systems
Morrison, SM; Prabhu, Anirudh; Eleish, Ahmed; Pan, Feifei; Zhong, Hao; Huang, Fang; Fox, Peter; Ma, Xiaogang; Ralph, J.; Golden, J.; Downs, R. (Acta Geologica Sinica, 2019-05-01)The key to answering many compelling and complex questions in Earth, planetary, and life science lies in breaking down the barriers between scientific fields and harnessing the integrated, ... -
Applications in comparative planetology: advanced analytics and visualization of mineral systems
Morrison, Shaunna M.; Eleish, Ahmed; Prabhu, Anirudh; Pan, Feifei; Zhong, Hao; Fox, Peter; Ralph, Jolyon; Golden, Joshua J.; Downs, Robert T.; Liu, Chao; Runyon, Simone E.; Krivovichev, Sergey V.; Hazen, Robert (GSA, 2018)Recent years have seen a dramatic increase in the volume of mineralogical and geochemical data available for study, both of Earth and planetary materials. These expanding data resources have created an opportunity to ... -
Bayesian estimation of Earth’s undiscovered mineralogical diversity using noninformative priors
Hystad, G.; Eleish, Ahmed; Hazen, Robert; Morrison, S.M.; Downs, R. T. (Mathematical Geosciences, 2019-03-19)Recently, statistical distributions have been explored to provide estimates of the mineralogical diversity of Earth, and Earth-like planets. In this paper, a Bayesian approach is introduced to estimate Earth’s undiscovered ... -
Big data network analysis of uranium mineral occurrences and formation mechanisms
Perry, S.; Morrison, S.M.; Runyon, S.E.; Prabhu, Anirudh; Eleish, Ahmed; Zhong, H.; Burns, P.; Hazen, Robert (IMA, 2018-01-01) -
Characterizing Carbon Mineralogy And Formational Environments Through Deep Time With Advanced Analytics And Visualization
Morrison, SM; Eleish, Ahmed; Prabhu, Anirudh; Narkar, Shweta; Pan, Feifei; Huang, Fang; Fox, Peter; Zhang, S; Howell, S; Ma, Xiaogang; Ralph J. (GSA, 2019-09-25)Recent years have seen a dramatic increase in the volume of mineralogical and geochemical data available for study, both of Earth and planetary materials. These expanding data resources have created an opportunity to ... -
Characterizing carbon mineralogy through Earth history with data-driven techniques
Morrison, S.M.; Eleish, Ahmed; Prabhu, Anirudh; Fox, Peter; Ralph, J.; Golden, J.J.; Downs, R.T.; Liu, C.; Runyon, S.E.; Hazen, Robert (EGU, 2018-01-01) -
Characterizing carbon mineralogy through Earth history with data-driven techniques
Morrison, S.M.; Eleish, Ahmed; Prabhu, Anirudh; Fox, Peter; Ralph, J; Golden, J.J.; Downs, R.T.; Liu, C; Runyon, S.E.; Hazen, Robert (DCO, 2018-01-01) -
Characterizing carbon mineralogy through Earth history with data-driven techniques
Morrison, S.M.; Eleish, Ahmed; Prabhu, Anirudh; Fox, Peter; Ralph, J.; Golden, J.J.; Downs, R.T.; Liu, C.; Runyon, S.E.; Hazen, Robert (EGU, 2018-01-01) -
Cluster Analysis and Classification of Presolar Silicon Carbide Grains
Boujibar, A.; Zhang, S.; Howell, S.; Prabhu, Anirudh; Narkar, Shweta; Eleish, Ahmed; Morrison, S.M.; Hystad, G.; Alexander, C. M. (Astrophysical Journal Letters, 2021-01-29)Cluster analysis of presolar silicon carbide grains based on literature data for 12C/13C, 14N/15N, δ30Si/28Si, and δ29Si/28Si including or not inferred initial 26Al/27Al data, reveals nine clusters agreeing with previously ... -
Cluster Analysis of Presolar Silicon Carbide Grains: Evaluation of Their Classification and Astrophysical Implications
Boujibar, Asmaa; Howell, Samantha; Zhang, Shuang; Hystad, Grethe; Prabhu, Anirudh; Liu, Nan; Stephan, Thomas; Narkar, Shweta; Eleish, Ahmed; Morrison, Shaunna M.; Hazen, Robert; Nittler, Larry R. (AAS/IOP, 2021-06)Cluster analysis of presolar silicon carbide grains based on literature data for 12C/13C, 14N/15N, δ30Si/28Si, and δ29Si/28Si including or not inferred initial 26Al/27Al data, reveals nine clusters agreeing with previously ... -
Cluster Analysis of Presolar Silicon Carbide Grains: Evaluation of Their Classification and Astrophysical Implications
Boujibar, A.; Howell, S.; Zhang, S.; Hystad, G.; Prabhu, Anirudh; Liu, N.; Stephan, T.; Narkar, S.; Eleish, Ahmed; Morrison, S.M.; Hazen, Robert (IOP Publishing, 2021-01)Cluster analysis of presolar silicon carbide grains based on literature data for 12C/13C, 14N/15N, δ30Si/28Si, and δ29Si/28Si including or not inferred initial 26Al/27Al data, reveals nine clusters agreeing with previously ... -
Copper mineral ecology and network analysis through deep time
Morrison, S.M.; Eleish, Ahmed; Liu, C.; Prabhu, Anirudh; Zhong, H.; Fox, Peter; Golden, J.J.; Ralph, J.; Downs, R.T.; Hystad, G.; Meyer, H.; Hummer, D.R.; Hazen, Robert (DCO, 2017)Network analysis techniques (Kolaczyk, 2009; Newman, 2013) have been applied to the evaluation, characterization, and visualization of many complex, multidimensional systems, including biology Costanzo, 2016), sociology ...