Lyman Alpha as an
Astrophysical Tool Workshop [Sept 9th-13th]
Talk abstracts
The abstracts for all the talks are available as a pdf file.
Monday, Sept 9th
10h00: Registration at Nordita12h00: Lunch
13h00 G. Ostlin: Introduction and welcome speech
Information and Practical Issues
Session 1 :
Circum-Galactic Medium at mid-redshift [room FB53]
Chair: C. Scarlata13h20 S. Cantalupo: Illuminating the dark Universe with quasar-induced Ly-a emission
13h50 L. Barnes: Lighting Up Damped Lyman Alpha Absorption Systems
14h10 M. Rauch: The formation of individual galactic halos as highlighted by Ly-a emission
14h40 Coffee Break
15h00 M. Dijkstra: CGM modeling and Ly-alpha halos
15h30 R. Trainor: Lighting up the IGM: Fluorescent emitters around z~2.7 QSOs
16h00 J. Blaizot: On the observability of cold accretion streams via their (polarized) Ly-a emission
16h20 - 10 minute break
16h30 M. Prescott: Galaxies, gas flows, and enrichment within giant Ly-a nebulae
17h00 A. Humphrey: Polarized extended Ly-a emission from a z = 2.3 radio galaxy
17h15 S. Yuma: First volume-limited search for oxygen-line blobs at high redshift
17h30 Zheng Zheng: Shedding (Ly-a) light on the circum-galactic and intergalactic media
18h00 Info and closing remarks
Reception wine and cheese at Nordita
Tuesday, Sept 10th
08h30: coffee/tea and cookies
08h50: Info
Session 2 : Clustering and
structure, galaxy evolution [room FR4]
Chair: A. Henry09h00 C. Martin: IGM/CGM emission -- A new window on galaxy formation and evolution
09h30 P. Dayal: Ly-a Emitters : probing cosmic dawn
09h50 M. Bonilla-Tobar: Large-scale structure from Ly-a emitters at 2 < z < 4.5
10h05 J. Rhoads: Dynamical masses and scaling relations of Ly-a galaxies
10h35 Coffee Break
10h50 G. Blanc: HETDEX: Studying Dark Energy and the properties of LAEs at z~2
11h10 I. Wold: Evolution of Ly-a emitting galaxies: Insights from a flux-limited GALEX sample at z~1
11h30 A. Orsi: Ly-alpha as an astrophysical tool to trace the most massive structures in the Universe
11h50 R. Momose: Evolution of diffuse Ly-a halos around star-forming galaxies at z=2-7
12h10 Info and closing remarks
Lunch
13h15 Oskar Klein Centre Seminar given by Nelson Padilla: Effects of the stochastic growth of angular momentum in the evolution of galaxies
16h00 Boat Trip and Social Dinner
Wednesday, Sept 11th
08h30: coffee/tea, cookies and fruit
09h00: Info
Session 3 : Lyman alpha in detail - the nearby Universe [room
FB52]
Chair: P. Dayal09h10 G. Ostlin: The Lyman Alpha Reference Sample - LARS and eLARS
09h30 M. Hayes: The Lyman Alpha Reference Sample: HST Ly-a imaging and extended neutral gas
09h50 S. Pardy: Direct HI Masses of the Lyman Alpha Reference Sample galaxies
10h10 A. Verhamme: Ly-a properties of simulated galaxies
10h30 Coffee Break
10h50 I. Orlitova: Interpretation of Ly-a line profiles in the LARS sample of nearby galaxies
11h10 L. Guaita: Lyman alpha Reference Sample for high-z studies
11h30 M. Mas-Hesse: Ly-a emission in dust-rich starburst galaxies
11h50 F. Duval: ISM effect on Ly-a line profile and application to nearby Universe galaxies
12h05 P. Papaderos: LINERS and Lyman continuum photon escape
12h20 Lunch
Session 4 : Galactic
outflows and Ly-alpha line profiles [room FB52]
Chair: C. Gronwall14h00 D. Erb: Lya emission as a probe of feedback and physical conditions in low mass galaxies at z~2-3
14h20 A. Chung: Detailed modelling of the CGM of high redshift Ly-a emitters
14h40 T. Hashimoto: Ly-a radiation mechanism of Ly-a emitters and its implications for re-ionization
15h00 T. Shibuya: A statistical study on galactic outflows of Ly-a emitters probed by velocity offsets between their Ly-a/UV absorption and nebular lines
15h20 Coffee Break
15h40 T. Rivera-Thorsen: ISM dynamics and geometry in LARS galaxies
15h55 P. Laursen: Detailed modeling of observed Ly-a lines
16h15 A.Wofford: Ly-a Escape from z~0.03 star-forming galaxies: the dominant role of outflows
16h45 - 15 minute break
17h00 C. Scarlata: High resolution Ly-a profiles from COS spectroscopy
17h30 C. Behrens: Anisotropic emission and inclination effect in LAEs
17h50 Discussion
Thursday, Sept 12th
08h30: coffee/tea, cookies and fruit
09h00: Info
Session
5 : Cosmic Re-ionization [room FB42]
Chair: J. Rhoads09h10 M. Haehnelt: On the rapid demise of Ly-a emitters at redshift z>7 due to the increasing incidence of optically thick absorption systems
09h30 K. Kakiichi: Re-ionization topology and global HI fraction from LAE survey: bubble- or web-dominated topology?
09h50 A. Hutter: Re-ionization constraints using high-z galaxies
10h10 J. Caruana: Ly-a at z>7: Constraints on the neutral fraction of Hydrogen
10h30 Coffee Break
11h00 S. Lorenzoni: Lyman-break galaxies in the Epoch of Re-ionization
11h20 A. Penin: Contaminants of samples of LAE candidates at z~7.7
11h35 A. Mesinger: The imprint of inhomogeneous re-ionization on the Ly-a line
12h05 Lunch
13h30 A. Henry: Completing the census of faint Ly-a galaxies in the epoch of reionization
14h00 A. Konno: Cosmic Re-ionization history probed by Ly-a luminosity function of LAEs at z=7.3
14h20 M.Ouchi: Exploring the Epoch of Reionization by ALMA, HST, and Subaru/Hyper Suprime-Cam Surveys
14h50 H. Jensen: What do Ly-a emitters tell us about re-ionization?
15h10 Coffee Break
Session 6 : Characterizing Ly-alpha galaxy physics [room
FB42]
Chair: M. Hayes15h30 A. Ferrara: The cool side of the Lyman Alpha Emitters
16h00 N. Padilla: Present-day descendants of z=3 Ly-a emitting galaxies in the Millennium-II halo merger trees<z<4<br>
16h20 K. Nakajima: First spectroscopic evidence for high ionization state and low oxygen abundance in Ly-a emitters
16h40 - 20 minute break -> change of room to FB52
17h00 L. Cowie: Metallicity in LAEs: the dominant selection factor?
17h30 H. Atek: What really matters for Ly-a escape
17h50 A. Hagen: Spectral Energy Distribution Fitting and the Fundamental Metallicity Relation of LAEs
18h10 P. Cassata: Ly-a+He-II emitters in VIMOS Deep and Ultra-Deep surveys</z<4<br><z<4<br>
18h25 Spontaneous Discussion
Friday, Sept 13th
08h30: </z<4<br><z<4<br>coffee/tea and cookies
09h00: Info
Session 6 cont : Characterizing Ly-alpha
galaxy physics [room FD5]
Chair: G. Mellema09h10 C. Gronwall: Cosmic variance in the physical properties of Ly-a emitting galaxies at 2 < z < 3
09h40 A. Sandberg: Trident: A three-pronged galaxy survey at z~2
09h55 Zhenya Zheng/J. Rhoads: The Ly-a equivalent width distribution at z ~ 4.5
10h15 E. Hu: The evolution of Ly-a line shapes and equivalent widths at high redshift
10h45 Coffee Break
11h15 Y. Ono: Deep ALMA observations of far-infrared continuum emission from star-forming galaxies at high Redshift
11h35 B. Milvang-Jensen: Ly-a emission from GRB host galaxies
11h50 E. Herenz: New frontiers in LAE science with MUSE
12h10 D. Schaerer: Physical insight from Ly-a on the properties of high-z star-forming galaxies
12h40 Final remarks
L</z<4<br><z<4<br>unch
</z<4<br>
