Dr Sanjiv K Tiwari

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