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Youhei Yamashita

Youhei Yamashita

D-Index & Metrics

Earth Science

D-Index
40
Citations
7966
World Ranking
5715
National Ranking
153

Overview

Youhei Yamashita is a researcher affiliated with Hokkaido University in Japan with a focus in Earth and Planetary Sciences and Environmental Science. Their work prominently intersects the fields of Oceanography, Atmospheric Science, Ecology, Environmental Chemistry, and Industrial and Manufacturing Engineering.

The scientist's research concentrates on topics including Marine and coastal ecosystems, Methane Hydrates and Related Phenomena, Marine Biology and Ecology Research, Oceanographic and Atmospheric Processes, Microbial Community Ecology and Physiology, Ocean Acidification Effects and Responses, and Marine and environmental studies.

Their recent publications include:

  • Subpolar marginal seas fuel the North Pacific through the intermediate water at the termination of the global ocean circulation, 2020, Proceedings of the National Academy of Sciences
  • Eco-engineering approaches for ocean negative carbon emission, 2022, Science Bulletin
  • Shelf humic substances as carriers for basin-scale iron transport in the North Pacific, 2020, Scientific Reports
  • Relationships between dissolved black carbon and dissolved organic matter in streams, 2021, Chemosphere
  • A review: iron and nutrient supply in the subarctic Pacific and its impact on phytoplankton production, 2021, Journal of Oceanography

Frequent coauthors of Youhei Yamashita include:

  • Jun Nishioka
  • Toru Hirawake
  • Hajime Obata
  • Hiroshi Ogawa
  • Koji Suzuki

Their research is published frequently in the following venues:

  • Progress In Oceanography
  • Scientific Reports
  • Journal of Oceanography
  • Frontiers in Microbiology
  • Biogeosciences

Best Publications

  • Chemical characterization of protein-like fluorophores in DOM in relation to aromatic amino acids

    Youhei Yamashita;Eiichiro Tanoue

  • Unraveling the role of land use and microbial activity in shaping dissolved organic matter characteristics in stream ecosystems

    Clayton J. Williams;Youhei Yamashita;Henry F. Wilson;Rudolf Jaffé

  • Characterizing the interactions between trace metals and dissolved organic matter using excitation-emission matrix and parallel factor analysis.

    Youhei Yamashita;Rudolf Jaffé

  • Assessing the dynamics of dissolved organic matter (DOM) in coastal environments by excitation emission matrix fluorescence and parallel factor analysis (EEM-PARAFAC)

    Youhei Yamashita;Rudolf Jaffé;Nagamitsu Maie;Eiichiro Tanoue

  • Dissolved Organic Matter Characteristics Across a Subtropical Wetland's Landscape: Application of Optical Properties in the Assessment of Environmental Dynamics

    Youhei Yamashita;Youhei Yamashita;Leonard J. Scinto;Nagamitsu Maie;Nagamitsu Maie;Rudolf Jaffé

  • Production of bio-refractory fluorescent dissolved organic matter in the ocean interior

    Youhei Yamashita;Youhei Yamashita;Eiichiro Tanoue

  • Effects of Watershed History on Dissolved Organic Matter Characteristics in Headwater Streams

    Youhei Yamashita;Youhei Yamashita;Brian D. Kloeppel;Jennifer Knoepp;Gregory L. Zausen

  • Comparative study of dissolved organic matter from groundwater and surface water in the Florida coastal Everglades using multi-dimensional spectrofluorometry combined with multivariate statistics

    Meilian Chen;René M. Price;Youhei Yamashita;Rudolf Jaffé

  • Fluorescence characteristics of dissolved organic matter in the deep waters of the Okhotsk Sea and the northwestern North Pacific Ocean

    Youhei Yamashita;Rose M. Cory;Jun Nishioka;Kenshi Kuma

  • Optical characterization of dissolved organic matter in tropical rivers of the Guayana Shield, Venezuela

    Youhei Yamashita;Youhei Yamashita;Nagamitsu Maie;Henry Briceño;Rudolf Jaffé

  • Evaluating the distribution of terrestrial dissolved organic matter in a complex coastal ecosystem using fluorescence spectroscopy

    Youhei Yamashita;Joseph N. Boyer;Rudolf Jaffé

  • Photochemical and microbial alteration of dissolved organic matter in temperate headwater streams associated with different land use

    Yuehan Lu;James E. Bauer;Elizabeth A. Canuel;Youhei Yamashita

  • Assessing the spatial and temporal variability of dissolved organic matter in Liverpool Bay using excitation–emission matrix fluorescence and parallel factor analysis

    Youhei Yamashita;Anouska Panton;Claire Mahaffey;Rudolf Jaffé

  • Emerging concepts on microbial processes in the bathypelagic ocean-ecology, biogeochemistry, and genomics

    Toshi Nagata;Christian Tamburini;Javier Arístegui;Federico Baltar

  • Characterizing humic substances from estuarine soils and sediments by excitation-emission matrix spectroscopy and parallel factor analysis

    C. Santín;Y. Yamashita;X. L. Otero;M. Á. Álvarez

  • Distribution and alteration of amino acids in bulk DOM along a transect from bay to oceanic waters

    Youhei Yamashita;Eiichiro Tanoue

  • Dissolved Organic Matter in Headwater Streams: Compositional Variability across Climatic Regions of North America

    R. Jaffé;Y. Yamashita;N. Maie;W. T. Cooper

  • Fluorescent water-soluble organic aerosols in the High Arctic atmosphere

    Pingqing Fu;Kimitaka Kawamura;Jing Chen;Mingyue Qin

  • Fluorescence characteristics of size-fractionated dissolved organic matter: implications for a molecular assembly based structure?

    Cristina Romera-Castillo;Meilian Chen;Youhei Yamashita;Rudolf Jaffé

  • Chemical characteristics of amino acid-containing dissolved organic matter in seawater

    Youhei Yamashita;Eiichiro Tanoue

  • In situ production of chromophoric dissolved organic matter in coastal environments

    Youhei Yamashita;Eiichiro Tanoue

Frequent Co-Authors

Rudolf Jaffé
Rudolf Jaffé Florida International University
Jun Nishioka
Jun Nishioka Hokkaido University
Hajime Obata
Hajime Obata University of Tokyo
Hiroaki Saito
Hiroaki Saito University of Tokyo
Yuzo Miyazaki
Yuzo Miyazaki Hokkaido University
Kimitaka Kawamura
Kimitaka Kawamura Chubu University
Ichiro Yasuda
Ichiro Yasuda University of Tokyo
Jeremy B. Jones
Jeremy B. Jones University of Alaska Fairbanks
Ronald Benner
Ronald Benner University of South Carolina
Michihiro Mochida
Michihiro Mochida Nagoya University

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