Dr Sanjiv K Tiwari
NASA's MSFC
Post-Doc, Physics
United States
My co-authors include
Professor Parameswaran Venkatakrishnan
My Publications
Magnetic Stress of Active Regions and Speed of Ejections
Geophysical Research Letters
July 2015
TRIGGER MECHANISM OF SOLAR SUBFLARES IN A BRAIDED CORONAL MAGNETIC STRUCTURE
The Astrophysical Journal
October 2014
IMPULSIVE ENERGY RELEASE AND NON-THERMAL EMISSION IN A CONFINED M4.0 FLARE TRIGGERED BY...
The Astrophysical Journal
July 2014
Structure of sunspot penumbral filaments: a remarkable uniformity of properties
Astronomy and Astrophysics
August 2013
ERRATUM: ‘‘ON THE FORCE-FREE NATURE OF PHOTOSPHERIC SUNSPOT MAGNETIC FIELDS AS OBSERVE...
The Astrophysical Journal
October 2012
ON THE FORCE-FREE NATURE OF PHOTOSPHERIC SUNSPOT MAGNETIC FIELDS AS OBSERVED FROM HINO...
The Astrophysical Journal
December 2011
PRE-FLARE ACTIVITY AND MAGNETIC RECONNECTION DURING THE EVOLUTIONARY STAGES OF ENERGY R...
The Astrophysical Journal
December 2011
ON THE FLARE-INDUCED SEISMICITY IN THE ACTIVE REGION NOAA 10930 AND RELATED ENHANCEMENT...
The Astrophysical Journal
November 2011
EVOLUTION OF CURRENTS OF OPPOSITE SIGNS IN THE FLARE-PRODUCTIVE SOLAR ACTIVE REGION NOA...
The Astrophysical Journal
September 2011
EVOLUTION OF MAGNETIC FIELD TWIST AND TILT IN ACTIVE REGION NOAA 10930
July 2011
Analysis of peculiar penumbral flows observed in the active region NOAA 10930 during a ...
Journal of Physics Conference Series
January 2011
MAGNETIC NON-POTENTIALITY OF SOLAR ACTIVE REGIONS AND PEAK X-RAY FLUX OF THE ASSOCIATED...
The Astrophysical Journal
August 2010
ON THE ESTIMATE OF MAGNETIC NON-POTENTIALITY OF SUNSPOTS DERIVED USING HINODE SOT/SP O...
The Astrophysical Journal
August 2010
Helicity of the solar magnetic field
Proceedings of the International Astronomical Union
August 2010
Are the photospheric sunspots magnetically force-free in nature?
Proceedings of the International Astronomical Union
August 2010
Magnetic tension of sunspot fine structures
Astronomy and Astrophysics
June 2010
HINODE OBSERVATIONS OF COHERENT LATERAL MOTION OF PENUMBRAL FILAMENTS DURING A X-CLASS...
The Astrophysical Journal
November 2009
ON THE ABSENCE OF PHOTOSPHERIC NET CURRENTS IN VECTOR MAGNETOGRAMS OF SUNSPOTS OBTAINE...
The Astrophysical Journal
November 2009
GLOBAL TWIST OF SUNSPOT MAGNETIC FIELDS OBTAINED FROM HIGH-RESOLUTION VECTOR MAGNETOGRAMS
The Astrophysical Journal
August 2009
EFFECT OF POLARIMETRIC NOISE ON THE ESTIMATION OF TWIST AND MAGNETIC ENERGY OF FORCE-FR...
The Astrophysical Journal
July 2009
Software for interactively visualizing solar vector magnetograms of udaipur solar obser...
Journal of Astrophysics and Astronomy
June 2008
Evolution of Magnetic Helicity in NOAA 10923 Over Three Consecutive Solar Rotations