Skip to main content

Main navigation

U.S. NSF Logo
NSF NCAR Logo
Contact Us
High Altitude Observatory
  • Home
  • About
    • HAO News
    • History of HAO
    • People
    • Visitor Program
    • Partnerships
    • Organizational Chart
    • Strategic Plan
    • External Advisory Committees
    • Internal Advisory Committees
    • Information for Staff/Visitors
    • Computer Support
  • Research
    • Research Highlights
    • Science Topics
  • Modeling
    • Assimilative Mapping of Ionospheric Electrodynamics (AMIE)
    • Coupled Magnetosphere Ionosphere Thermosphere Model (CMIT)
    • Data-Optimized Coronal Field Model (DOCFM)
    • FORWARD
    • The GLobal airglOW Model (GLOW)
    • Global Scale Wave Model (GSWM)
    • Lyon-Fedder-Mobarry (LFM) code
    • MURaM Sunspot Model Output
    • TIEGCM
    • WACCM-X
    • Living With A Star Focus Team
  • Observation
    • Mauna Loa Solar Observatory
    • COSMO
    • Community Spectro-polarimetric Analysis Center
    • Fabry-Perot Interferometers
    • HAO Eclipses
    • McIntosh Synoptic Map Archive
    • NCAR Vacuum Tunnel Facility
    • Solar Maximum Mission
    • The Sun Today
    • WindCube
    • LFDI
  • Education
    • The Sun: A Pictorial Introduction
    • Questions and Answers About the Sun
    • Solar Physics Historical Timeline
    • Famous Solar-Stellar Scientists
    • Solar Astronomy in the Prehistoric Southwest
    • Suggested Reading
    • Additional Educational Resources
  • News & Events
    • News
    • All Upcoming Events
    • Past Events
Contact Us

A Magnetohydrodynamic Mechanism for the Formation of Solar Polar Vortices

Simulation of an evolving polar vortex

Spectra of solar shallow-water waves from bright point observations

Hovmoller (time × longitude) diagram at 30◦ latitudes

Evolution Of Amplitude And Longitude Phase Of Tachocline Rossby Waves Diffusing To The Photosphere

Rosby Wave penetration

Global and Local Dynamics of X-flare Producing Active Regions During Solar Cycle 25 Peak-Phase

21st February 2024 synoptic map

Exploring Spatial and Temporal Patterns in the Debrecen Solar Faculae Database

Scenario of the faculae distribution

HMI Science Nuggets features: Rossby waves and the organization of photospheric magnetic fields

Butterfly diagram

Deciphering Pre-solar-storm Features Of September-2017 Storm From Global And Local Dynamics

Evolution of the magnetic fields (left) and helicity density (right) for AR 12673

Analyzing longitude distribution of photospheric magnetic fields from MDI/HMI synoptic maps by using information theory

Butterfly diagram

On the connection between Rieger-type and magneto-Rossby waves driving the frequency of the large solar eruptions during Solar Cycles 19 - 25

Flare versus Rossby waves

Magnetohydrodynamics Instabilities of Double Magnetic Bands in a Shallow-water Tachocline Model: I Cross-equatorial Interactions of Bands

Double band MHD instability

Pagination

  • Page 1
  • Next page ››
Subscribe to Mausumi Dikpati

NSF NCAR

  • NSF NCAR Homepage
  • ACOM | Atmospheric Chemistry Observations & Modeling
  • CGD Laboratory
  • CISL | Computational & Information Systems
  • EdEC | Education, Engagement & Early-Career Development
  • EOL | Earth Observing Laboratory
  • HAO | High Altitude Observatory
  • MMM | Mesoscale & Microscale Meteorology
  • RAL | Research Applications Laboratory

UCAR

  • UCAR Homepage
  • Community Programs
  • Education & Training
  • For Staff
  • Government Relations & External Engagement
  • Member Institutions
  • Tech Transfer & Engagement
  • University Collaboration

Subscribe to NCAR|UCAR News

Follow NCAR|UCAR

© 2025 UCAR

  • Privacy
  • Cookies
  • Web Accessibility
  • Terms of Use
  • Copyright Issues
  • Sponsored by U.S. NSF
  • Report Ethics Concern
  • Staff Login
Postal Address: P.O. Box 3000, Boulder, CO 80307-3000 • Shipping Address: 3090 Center Green Drive, Boulder, CO 80301
NSF Logo

This material is based upon work supported by the NSF National Center for Atmospheric Research, a major facility sponsored by the U.S. National Science Foundation and managed by the University Corporation for Atmospheric Research. Any opinions, findings and conclusions or recommendations expressed in this material do not necessarily reflect the views of the U.S. National Science Foundation.