Jayant Joshi
YOU?
Author Swipe
View article: The H<i>α</i> Line as a Probe of Chromospheric Magnetic Fields
The H<i>α</i> Line as a Probe of Chromospheric Magnetic Fields Open
We explore the diagnostic potential of the H α line for probing the chromospheric magnetic field using a realistic 3D radiative magnetohydrodynamic (rMHD) model. The Stokes profiles of the H α line are synthesized through full 3D radiative…
View article: The H$α$ line as a probe of chromospheric magnetic fields
The H$α$ line as a probe of chromospheric magnetic fields Open
We explore the diagnostic potential of the H$α$ line for probing the chromospheric magnetic field using a realistic 3D radiative magnetohydrodynamic (rMHD) model. The Stokes profiles of the H$α$ line are synthesized through full 3D radiati…
View article: Small-scale dynamic phenomena associated with interacting fan-spine topologies: Quiet-Sun Ellerman bombs, UV brightenings, and chromospheric inverted-Y-shaped jets
Small-scale dynamic phenomena associated with interacting fan-spine topologies: Quiet-Sun Ellerman bombs, UV brightenings, and chromospheric inverted-Y-shaped jets Open
Context. Quiet-Sun Ellerman bombs (QSEBs) are small-scale magnetic reconnection events in the lower solar atmosphere. Sometimes, they exhibit transition region counterparts, known as ultraviolet (UV) brightenings. Magnetic field extrapolat…
View article: Unveiling the Dynamics and Genesis of Small-scale Fine-structure Loops in the Lower Solar Atmosphere
Unveiling the Dynamics and Genesis of Small-scale Fine-structure Loops in the Lower Solar Atmosphere Open
Recent high-resolution solar observations have unveiled the presence of small-scale loop-like structures in the lower solar atmosphere, often referred to as unresolved fine structures, low-lying loops, and miniature hot loops. These struct…
View article: Quiet Sun Ellerman bombs as a possible proxy for reconnection-driven spicules
Quiet Sun Ellerman bombs as a possible proxy for reconnection-driven spicules Open
Context. Spicules are elongated, jet-like structures that populate the solar chromosphere and are rooted in the lower solar atmosphere. In recent years, high-resolution observations and advanced numerical simulations have provided insights…
View article: On the Million-degree Signature of Spicules
On the Million-degree Signature of Spicules Open
Spicules have often been proposed as substantial contributors toward the mass and energy balance of the solar corona. While their transition region (TR) counterpart has unequivocally been established over the past decade, the observations …
View article: LANGUAGE USED TO DEFY AUTHORITY DURING MODERN FICTION WRITING
LANGUAGE USED TO DEFY AUTHORITY DURING MODERN FICTION WRITING Open
Modern fiction writing often employs language as a tool to challenge authority, using subversive linguistic strategies to critique power structures and resist oppression. This study explores how authors manipulate narrative techniques, cod…
View article: Unveiling the Dynamics and Genesis of Small-scale Fine Structure Loops in the Lower Solar Atmosphere
Unveiling the Dynamics and Genesis of Small-scale Fine Structure Loops in the Lower Solar Atmosphere Open
Recent high-resolution solar observations have unveiled the presence of small-scale loop-like structures in the lower solar atmosphere, often referred to as unresolved fine structures, low-lying loops, and miniature hot loops. These struct…
View article: On the million-degree signature of spicules
On the million-degree signature of spicules Open
Spicules have often been proposed as substantial contributors toward the mass and energy balance of the solar corona. While their transition region (TR) counterpart has unequivocally been established over the past decade, the observations …
View article: LANGUAGE USED TO DEFY AUTHORITY DURING MODERN FICTION WRITING
LANGUAGE USED TO DEFY AUTHORITY DURING MODERN FICTION WRITING Open
Modern fiction writing often employs language as a tool to challenge authority, using subversive linguistic strategies to critique power structures and resist oppression. This study explores how authors manipulate narrative techniques, cod…
View article: Magnetic topology of quiet-Sun Ellerman bombs and associated ultraviolet brightenings
Magnetic topology of quiet-Sun Ellerman bombs and associated ultraviolet brightenings Open
Context. Quiet-Sun Ellerman bombs (QSEBs) are small-scale magnetic reconnection events in the lower atmosphere of the quiet Sun. Recent work has shown that a small percentage of them can occur co-spatially and co-temporally with ultraviole…
View article: Magnetic Topology of quiet-Sun Ellerman bombs and associated Ultraviolet brightenings
Magnetic Topology of quiet-Sun Ellerman bombs and associated Ultraviolet brightenings Open
Quiet-Sun Ellerman bombs (QSEBs) are small-scale magnetic reconnection events in the lower atmosphere of the quiet Sun. Recent work has shown that a small percentage of them can occur co-spatially and co-temporally to ultraviolet (UV) brig…
View article: Transition Region Brightening in a Moss Region and Their Relation with Lower Atmospheric Dynamics
Transition Region Brightening in a Moss Region and Their Relation with Lower Atmospheric Dynamics Open
Small-scale brightenings (SBs) are commonly observed in the transition region (TR) that separates the solar chromosphere from the corona. These brightenings, omnipresent in active region patches known as “moss” regions, could potentially c…
View article: Transition Region Brightenings in a Moss Region and their Relation with Lower Atmospheric Dynamics
Transition Region Brightenings in a Moss Region and their Relation with Lower Atmospheric Dynamics Open
Small-scale Brightenings (SBs) are commonly observed in the transition region that separates the solar chromosphere from the corona. These brightenings, omnipresent in active region patches known as "moss" regions, could potentially contri…
View article: Simultaneous Spectropolarimetric Observations in the Hα and Ca ii 8662 Å Lines of an Active Region
Simultaneous Spectropolarimetric Observations in the Hα and Ca ii 8662 Å Lines of an Active Region Open
We present spectropolarimetric observations of an active region recorded simultaneously in the H α and the Ca ii 8662 Å lines. The sunspot exhibits multiple structures, including a light bridge and a region where the Ca ii 8662 Å line core…
View article: Transition region response to quiet-Sun Ellerman bombs
Transition region response to quiet-Sun Ellerman bombs Open
Context. Quiet-Sun Ellerman bombs (QSEBs) are key indicators of small-scale photospheric magnetic reconnection events. Recent high-resolution observations have shown that they are ubiquitous and that large numbers of QSEBs can be found in …
View article: Transition region response to Quiet Sun Ellerman Bombs
Transition region response to Quiet Sun Ellerman Bombs Open
Quiet Sun Ellerman Bombs (QSEBs) are key indicators of small-scale photospheric magnetic reconnection events. Recent high-resolution observations have shown that they are ubiquitous and that large numbers of QSEBs can be found in the quiet…
View article: Observations of magnetic reconnection in the deep solar atmosphere in the H<i>ε</i>line
Observations of magnetic reconnection in the deep solar atmosphere in the H<i>ε</i>line Open
Context. Magnetic reconnection in the deep solar atmosphere can give rise to enhanced emission in the Balmer hydrogen lines, a phenomenon known as Ellerman bombs (EBs). It is most common to observe EBs in the H α and H β spectral lines. Hi…
View article: Observations of magnetic reconnection in the deep solar atmosphere in the H-epsilon line
Observations of magnetic reconnection in the deep solar atmosphere in the H-epsilon line Open
Magnetic reconnection in the deep solar atmosphere can give rise to enhanced emission in the Balmer hydrogen lines, a phenomenon known as Ellerman bombs (EBs). It is most common to observe EBs in the H-alpha and H-beta lines. High quality …
View article: Intensity and velocity oscillations in a flaring active region
Intensity and velocity oscillations in a flaring active region Open
Chromospheric oscillations can give us insight into the physical environment in the solar atmosphere, both in quiet Sun and flaring conditions. Many authors have reported increases in the prevalence of 3-minute oscillations which are thoug…
View article: Firefly: The Case for a Holistic Understanding of the Global Structure and Dynamics of the Sun and the Heliosphere
Firefly: The Case for a Holistic Understanding of the Global Structure and Dynamics of the Sun and the Heliosphere Open
status: Published
View article: Data processing of Visible Emission Line Coronagraph Onboard ADITYA L1
Data processing of Visible Emission Line Coronagraph Onboard ADITYA L1 Open
ADITYA-L1 is India's first dedicated mission to observe the sun and its atmosphere from a halo orbit around L1 point. Visible emission line coronagraph (VELC) is the prime payload on board at Aditya-L1 to observe the sun's corona. VELC is …
View article: Do Hα Stokes V Profiles Probe the Chromospheric Magnetic Field? An Observational Perspective*
Do Hα Stokes V Profiles Probe the Chromospheric Magnetic Field? An Observational Perspective* Open
We investigated the diagnostic potential of the Stokes V profile of the H α line to probe the chromospheric line-of-sight (LOS) magnetic field ( B LOS ) by comparing the B LOS inferred from the weak field approximation (WFA) with that infe…
View article: Does H$α$ Stokes~$V$ profiles probe the chromospheric magnetic field? An observational perspective
Does H$α$ Stokes~$V$ profiles probe the chromospheric magnetic field? An observational perspective Open
We investigated the diagnostic potential of the Stokes $V$ profile of the H$α$ line to probe the chromospheric line-of-sight (LOS) magnetic field ($B_{\mathrm{LOS}}$) by comparing the $B_{\mathrm{LOS}}$ inferred from the weak field approxi…
View article: Properties of shock waves in the quiet-Sun chromosphere
Properties of shock waves in the quiet-Sun chromosphere Open
Context. Short-lived (100 s or less), sub-arcsec to a couple of arcsec sized features of enhanced brightenings in the narrowband images at the H 2V and K 2V positions of the Ca II H&K lines in the quiet Sun are known as bright grains. Thes…
View article: Properties of shock waves in the quiet Sun chromosphere
Properties of shock waves in the quiet Sun chromosphere Open
Short-lived (100s or less), sub-arcsec to a couple of arcsec size features of enhanced brightenings in the narrowband images at the $\mathrm{H_{2V}}$ and $\mathrm{K_{2V}}$ positions of the Ca II H and K lines in the quiet Sun are known as …
View article: Properties of ubiquitous magnetic reconnection events in the lower solar atmosphere
Properties of ubiquitous magnetic reconnection events in the lower solar atmosphere Open
Context. Magnetic reconnection in the deep solar atmosphere can give rise to enhanced emission in the Balmer hydrogen lines, a phenomenon referred to as Ellerman bombs. Recent high-quality H β observations indicate that Ellerman bombs are …
View article: Role of Mechatronics in Agriculture Transformation
Role of Mechatronics in Agriculture Transformation Open
Mechatronics is an integrated and interdisciplinary approach to engineering design is increasingly being used in the design of cars, robotics, machine tools, washing machines, cameras, and a wide range of other technologies.Agriculture's d…
View article: Evidence of the multi-thermal nature of spicular downflows
Evidence of the multi-thermal nature of spicular downflows Open
Context. Spectroscopic observations of the emission lines formed in the solar transition region commonly show persistent downflows on the order of 10−15 km s −1 . The cause of such downflows, however, is still not fully clear and has remai…
View article: Evidence of multithermal nature of spicular downflows. Impact on solar atmospheric heating
Evidence of multithermal nature of spicular downflows. Impact on solar atmospheric heating Open
Spectroscopic observations of the emission lines formed in the solar transition region (TR) commonly show persistent downflows of the order of 10--15 km/s. The cause of such downflows, however, is still not fully clear and has remained a m…