Ji-Heng Zhang

ORCID: 0000-0002-7417-1465
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About
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Research Areas
  • Geological and Geochemical Analysis
  • earthquake and tectonic studies
  • High-pressure geophysics and materials
  • Geochemistry and Geologic Mapping
  • Geochemistry and Geochronology of Asian Mineral Deposits
  • Geological and Geophysical Studies
  • Hydrocarbon exploration and reservoir analysis
  • Paleontology and Stratigraphy of Fossils
  • Geochemistry and Elemental Analysis
  • Consumer Market Behavior and Pricing
  • Merger and Competition Analysis
  • Auction Theory and Applications
  • Corporate Social Responsibility Reporting
  • Economic Growth and Productivity
  • ICT Impact and Policies
  • Transport and Economic Policies
  • Economic Development and Digital Transformation
  • Economic and Technological Innovation
  • Economic theories and models
  • Transportation Systems and Infrastructure
  • Ethics in Business and Education

University of Chinese Academy of Sciences
2014-2025

China University of Geosciences
2007-2022

Northwest University
2022

State Key Laboratory of Continental Dynamics
2022

Yale University
2022

China Geological Survey
2022

Institute of Geology and Geophysics
2006-2020

Chinese Academy of Sciences
2006-2020

Chang'an University
2020

Numerical Method (China)
2014

Abstract High-silica plutons (SiO2 > 75wt.%) play a key role in deciphering the evolution and origin of upper continental crust. Therefore, studying vertical cross sections high-silica is essential for gaining new insights into magmatic thermal material processes that shape Earth's crust during pluton formation. In this study, we present extensive data on bulk-rock geochemistry, zircon U-Pb ages, Hf isotopes, trace elements range high-silicic rocks from top-to-bottom cross-section...

10.1093/petrology/egaf004 article EN Journal of Petrology 2025-01-16

First-price auctions have recently gained significant traction in digital advertising markets, exemplified by Google's transition from second-price to first-price auctions. Unlike auctions, where bidding one's private valuation is a dominant strategy, determining an optimal strategy more complex. From learning perspective, the learner (a specific bidder) can interact with environment (other bidders) sequentially infer their behaviors. Existing research often assumes environmental conditions...

10.48550/arxiv.2501.13358 preprint EN arXiv (Cornell University) 2025-01-22

Abstract It is generally hypothesized that high-silica (SiO2 > 75 wt%) granite (HSG) originates from crystal fractionation in the shallow crust. Yet, identifying complementary cumulate residue of HSG within plutons remains difficult. In this work, we examine genetic links between porphyritic monzogranite and (including granite, monzogranite, alkali feldspar granite) coastal area southeastern China using detailed zircon U-Pb ages, trace elements, Hf-O isotopes, whole-rock geochemistry...

10.1130/b35745.1 article EN Geological Society of America Bulletin 2021-04-26

Abstract: Located in the middle segment of Trans‐North China Orogen, Fuping Complex is considered as a critical area understanding evolution history North Craton (NCC). The complex composed various high‐grade and multiply deformed rocks, including gray gneiss, basic granulite, amphibolite, fine‐grained gneiss marble, metamorphosed to upper amphibolite or granulite facies. It can be divided into four rock units: TTG gneisses, Longquanguan augen Wanzi supracrustals, Nanying granitic gneisses....

10.1111/j.1755-6724.2006.tb00307.x article EN Acta Geologica Sinica - English Edition 2006-12-01

Abstract Mesozoic bimodal volcanic rocks of basaltic andesite and rhyolite are widely distributed in the Da Hinggan Range, but their petrogenetic relationships geodynamic implications rarely constrained. Detailed studies on doleritic porphyry dikes Zhalantun area indicate that they display features magma mixing, suggesting coeval formation. In situ zircon U-Pb dating shows was emplaced Early Cretaceous with a 206Pb/238U age 130±1 Ma. Zircons from dolerite also yield an emplacement 12412 Ma...

10.1111/j.1755-6724.2006.tb00796.x article EN Acta Geologica Sinica - English Edition 2006-02-01
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