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How to contact DeepFlows. Questions about article content, corrections, collaboration and consulting enquiries, writing and speaking requests, press and advertising enquiries.

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For any enquiry about this site, please write to the address below.

Get in touch

📧 [email protected]

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What I am happy to hear about

  • Questions about article content (groundwater modeling, PHREEQC, MODFLOW, Python, and so on)
  • Corrections and reports of errors — these are genuinely welcome, and I will verify and correct promptly
  • Research collaboration and technical consulting
  • Writing, speaking and review requests
  • Press enquiries and advertising enquiries

About replies

I read every message and normally reply within a week.
Please understand that I may not reply in the following cases:

  • Messages unrelated to the site’s content, or unsolicited sales enquiries
  • Requests to perform detailed analyses, assignments or reports on your behalf
  • Questions that cannot be answered from publicly available information alone

About the author

Heejun Yang, Ph.D.
A researcher specializing in groundwater flow analysis, geochemical modeling and hydrology, with 26 peer-reviewed publications.

For a full profile and publication list, see About.
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