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Henry A. Rowland Department of
Physics & Astronomy
About
Bloomberg Center
Available Facilities
Contact/Directions
Advisory Council
News Archive
Employment Opportunities
Maryland Space Grant Consortium
Graduate
Admissions
Graduate Courses & Schedule
Degree Requirements
Research and Advising
Graduate Student Examination Guide
Graduate Program Alumni
Graduate Program Statistics
Physics and Astronomy Graduate Students (PAGS) Association
Undergraduate
Undergraduate Courses & Schedule
Major Requirements
Minor Requirements
Learning Goals
Apply
People
Faculty
Research Staff
Postdoctoral Fellows
Graduate Students
Admin/Tech Staff
Visitors
Full Phone/Email Directory
Research
Astronomy and Astrophysics
Condensed Matter Physics
Particle Physics
Plasma Spectroscopy
Research Instrumentation
Events
Department Calendar
Department-wide Colloquia
Center for Astrophysical Sciences Seminars
Condensed Matter Seminars
High Energy Physics and Cosmology Seminars
Johns Hopkins Workshops
Observatory Open House
Annual Physics Fair
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Physics & Astronomy
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John Appel
John Appel
Associate Research Scientist
Bloomberg 247
410-516-4572
jappel3@jhu.edu