8th Coronal Loops Workshop:

many facets of magnetically closed corona

Grand Hotel Piazza Borsa, Palermo Italy

27-30 June 2017


Programme

Time allocation: in the spirit of the workshop, plenty of time will be left to discussion

 - Invited Talks: 30 min (20 talk +10 discussion)

 - Contributed Talks: 15 min (10 talk +5 discussion)

 - E-posters will be presented during coffee breaks, a monitor will be provided

TUESDAY, JUNE 27

8:30 am Registration

9:00 am-9:15 am Welcome

 

Session 1 - Observation, modelling and diagnostics of coronal loops: from fine structure and dynamics to global active regions

 

9:15am - 10:30am  Chairman F. Reale

Coronal heating properties in active region core loops: observations and modeling of chromospheric/transition region/coronal emission - P. TESTA (Invited)

Observations and modeling of the fine strucutre of loops in the transition region and corona - D. BROOKS

The Loop Width Distribution - Are We Hitting Rock Bottom? - M. ASCHWANDEN

Using the Time Lag Analysis to Diagnose Coronal Heating in a Survey of Active Regions - N. VIALL

 

10:30am - 11:15am Coffee Break, E-posters

 

11:15am - 12:30pm Chairman P. Testa

 

Flux-flux relations as statistical proxies of unresolved small-loop like structures - K. BARCZYNSKI

Transverse loop oscillations: new features from 3D MHD simulations - J. TERRADAS

Measuring Magnetic Field Tangling Using the Topological Entropy - S. CANDELARESI

Observations and Modelling of X6.9-class Flare-induced Vertical Kink Oscillations in a Large-scale Plasma Curtain - A. SRIVASTAVA

 
Discussion

 
12:30 pm - 3:00 pm Lunch break

 
3:00 pm - 4:00 pm Chairman J. Dudik

Forward modeling of nanoflares: What can we learn from IRIS? - J. REEP (Invited)

Rotational Motion In Transition Region Loops - A.A. CILLA

Fan Loops Observed by IRIS, EIS and AIA - A. GHOSH

 
4:00 pm - 4:45 pm Coffee Break, E-posters

 

Session 2 - Magnetic energy conversion in loops: reconnection, waves, and alternatives

 

4:45 pm - 5:30 pm Chairman S. Bradshaw 

The effects of dissipation and magnetic twist on the formation of the Kelvin-Helmholtz instability in oscillating coronal loop - T. HOWSON

Energy release in braided coronal loops - D. PONTIN

Discussion

 

WEDNESDAY, JUNE 28

 
9:15 am - 10:30 am Chairman V. Hansteen 

Self-consistent coronal heating models in an MHD avalanche - A. HOOD (Invited)

Observable Signatures of Coronal Heating Frequency in a Global Active Region Model - W. BARNES

Modeling Nanoflares in AR 11726 Observed by EUNIS - J. ALLRED

Investigating the response of coronal loop plasma to nanoflares heating using RADYN simulations - V. POLITO

 

10:30 am - 11:15 am Coffee Break, E-posters

 

11:15 am - 12:30 pm Chairman G. Peres 

Current Sheet Proliferation and Coronal Heating - J. KLIMCHUK

The Onset of Magnetic Reconnection:  Tearing Instability in Current Sheets with a Guide Field - L. DALDORFF

From monolithic or multi-stranded loops to turbulent loops using 3D simulations of wave heating - T. Van DOORSSELAERE

Nonlinear evolution of short-wavelength torsional Alfven waves - S. SHESTOV

 
Discussion

 
12:30 pm - 3:00 pm Lunch break

 
3:00 pm - 4:00 pm Chairman J. Klimchuk 

MHD Wave Heating Mechanisms - I. DE MOORTEL (Invited)

Heating by transverse waves in simulated coronal loops - K. KARAMPELAS

Contribution of mode coupling and phase-mixing of Alfven waves to coronal heating - P. PAGANO

4:00 pm - 4:45 pm Coffee Break, E-posters

 

4:45 pm - 5:30 pm Chairman I. De Moortel 

Electron heating in coronal loops by Kinetic Alfven Wave turbulence - F. MALARA

Can the Sun's internal acoustic modes energise the corona? - R. MORTON


Discussion

 
THURSDAY, JUNE 29

 

Session 3 - Connection of loops to cool chromospheric plasma: the mass and energy cycle

 

9:15 am - 10:30 am Chairman S. Parenti 

Thermal Nonequilibrium in Coronal Loops - Z. MIKIC (Invited)

A New Approach for Modelling Chromospheric Evaporation in Response to Enhanced Coronal Heating - C. JOHNSTON

Numerical Simulations of the Generation of Type II Spicules - J. MARTINEZ-SYKORA

Observations and modeling of transition region and coronal heating associated with spicules - B. DE PONTIEU

 
10:30 am - 11:15 am Coffee Break, E-posters

 

11:15 am - 12:30 pm Chairman B. De Pontieu 

Transverse Wave Induced Kelvin-Helmholtz Rolls in Spicules - P. ANTOLIN

Connecting solar coronal loops to their photospheric footpoints - L.P. CHITTA

Formation of chromospheric and coronal loops as a result of flux emergence - V. HANSTEEN

EIS and IRIS observations of coronal rain - I. UGARTE-URRA

 
Discussion

 

12:30 pm - 3:00 pm Lunch break

 
3:00 pm - 4:00 pm Chairman T. Van Doorsselaere 

Stratification and time scale of the heating from long period intensity pulsations in coronal loops - C. FROMENT (Invited)

Periodic pulsations of coronal loops and coronal rain: a unified picture - F. AUCHERE

Search for predicted pulsations in plasma velocity, temperature and density in loops undergoing thermal non-equilibrium - G. PELOUZE

 
4:00 pm - 4:45 pm Coffee Break, E-posters

 
4:45 pm - 5:30 pm Chairman P. Antolin 

Identifying Observables that Discriminate Between Impulsive and Footpoint Heating: Long Time Delays - A. WINEBARGER

Discussion

 
FRIDAY, JUNE 30

 

Session 4 - Challenges in the interpretation of observed loop spectra 

 
9:15 am - 10:30 am Chairman H. Mason 

Thermal Diagnostics of the Solar Corona with SDO/AIA - M. CHEUNG

AR heating, observational constraints - G. DEL ZANNA (Invited)

A robust temperature diagnostic for coronal loops - S. REIGNER

Probing Fine Time Scale Variations in the Quiet Sun Brightness Temperatures at Metrewaves - S. ROHIT

10:30 am - 11:15 am Coffee Break, E-posters

11:15 am - 12:30 pm Chairman D. Tripathi 

Exploring hot loop plasma with hard X-rays - L. GLESENER (Invited)

A Wide-Field Coronal EUV Imager-Spectrometer for Studies of Coronal Dynamics - L. GOLUB

Spectroscopic Investigation of very hot plasma in quiescent off-limb active region: Spatial and Temporal Properties - S. PARENTI

 
Discussion

 
12:30 pm - 3:00 pm Lunch break

 
3:00 pm - 4:00 pm Chairman G. Del Zanna 

Doppler Shifts in Active Region with IRIS- D. TRIPATHI

Non-Maxwellian line profiles in transition-region loops observed by IRIS - J. DUDIK

Evidence for Impulsive Coronal Heating from EUNIS: Past (2013) and Future (2017) - A. DAW

 
Discussion

 
4:00 pm - 4:45 pm Coffee Break, E-posters

4:45 pm - 5:30 pm Chairman F. Reale / S. Bradshaw 

Retracting Loops and Long-duration Gamma Rays - H. HUDSON

Conclusions and perspectives