Talks / papers
HARPO
LLR group (2014) :
Igor Semeniouk, Denis Bernard, Mickael Frotin, Yannick Geerebaert,
Philippe Gros, 菅野 恵太 (Keita Kanno), 王 少博 (Shaobo Wang).
PUBLICATIONS.
- 2024
- 2022
- 2021
- 2019
-
A 5D, polarised, Bethe-Heitler event generator for gamma -> mu+mu- conversion,
arXiv:1910.12501
,
i
- 2018
- 2017
- Performance measurement of HARPO: a Time Projection Chamber as a gamma-ray telescope and polarimeter
,
Astroparticle Physics 97 (2018) 10
,
arXiv:1706.06483 [astro-ph.IM]
,
i
,
sciencedirect-com.in2p3.bib.cnrs.fr
-
Charged particle tracking without magnetic field: optimal measurement of
track momentum by a Bayesian analysis of the multiple measurements of deflections due to multiple scattering,
Nucl. Instrum. Meth., A 867 (2017) 182
,
arXiv:1706.05863 [physics.data-an]
,
i
,
sciencedirect-com.in2p3.bib.cnrs.fr
- γ-ray telescopes using conversions to electron-positron pairs: event generators, angular resolution and polarimetry,
Astroparticle Physics 88 (2017) 60
,
arXiv:1612.06239 [astro-ph.IM]
,
i
,
sciencedirect-com.in2p3.bib.cnrs.fr
- γ-ray polarimetry with conversions to e+e- pairs: polarization asymmetry and the way to measure it,
,
Astroparticle Physics 88 (2017) 30
,
arXiv:1611.05179 [astro-ph.IM]
,
i
,
sciencedirect-com.in2p3.bib.cnrs.fr
- 2015
- 2013
- 2012
TALKS, POSTERS .
- 2024
- Gamma-Ray Polarimetry with Conversions to e+e- Pairs
AGN Polarimetry Research Symposium
Oct. 14-16 2024
-
On the Gamma-Ray Conversion pdf: Towards a Direct 5D Event Generation
29th Geant4 Collaboration Meeting, Catania, Oct 7-11 2024.
- Orthopositronium to 3 gamma Decay at Rest
29th Geant4 Collaboration Meeting, Catania, Oct 7-11 2024.
- The performance of silicon-pixel-based trackers for the polarimetry of gamma-rays converting to e+e- pairs
pdf
,
11th International Fermi Symposium , Sept. 9-13, 2024,
présenté par Adrien Laviron
- Polarimetry with pair production,
NASA Future Innovations in Gamma Rays (FIG SAG)
Technology Investment Meeting
, 23 May 2024
- 2023
- 2022
-
Polarimetry of $\gamma \to e^+e^-$:
Performance of Silicon Strip Detectors-Based Telescopes;
A Case Study: the Fermi-LAT
( link )
Tenth International Fermi Symposium, Johannesburg, 9-15 Oct. 2022.
- 2021
- Polarimetry of gamma rays converting to e+e- pairs: performance of silicon strip detectors-based telescopes,
- 2019
- 5D gamma conversion model: high energy tests (80 GeV - 100 TeV),
I. Semeniouk and D. Bernard,
24th Geant4 Collaboration Meeting,
23-27 September 2019,
Jefferson Lab,
link
- Characterizing the performance of the MeV gamma-ray telescopes and polarimeters of the future,
D. Bernard,
12th INTEGRAL conference and 1st AHEAD Gamma-ray workshop,
11 - 15 Feb. 2019, Geneva,
pdf ,
arXiv:1902.07910 [astro-ph.IM]
,
i
,
Mem. Soc. Ast. It. 90 (2019) 149
- High-performance gamma-ray astronomy and polarimetry with low-density homogeneous active targets: gas detectors,
D. Bernard,
eXtreme19,
22-25 January 2019,
Padova,
h
- 2018
- Gamma ray polarimetry in astrophysics,
D. Bernard,
TPC2018 9th symposium on Large TPCs for low-energy rare event detection, Paris, 12-14 Dec. 2018.
h
- G4BetheHeitler5DModel: un générateur d'événements gamma -> e+e-,
D. Bernard,
Journées théorie PNHE, 1-2 October 2018,
Institut d'Astrophysique de Paris,
h
- New 5D gamma conversion model,
D. Bernard and I. Semeniouk,
23rd Geant4 Collaboration Meeting 27-31 August 2018, Lund, Sweden,
h
- Gas active targets: a window to high-energy gamma-ray polarimetry with conversions to e+e-; experimental demonstration with the HARPO TPC (time projection chamber) prototype,
D. Bernard et al.,
TeV Particle Astrophysics conference
(TeVPA 2018)
27-31 Aug 2018. Berlin, Germany,
poster
,
h
-
PM2018
14th Pisa Meeting on advanced detectors,
27 May - 02 June 2018, Isola d'Elba (Italy)
- Kalman meets Molière : Optimal measurement of charged particle momentum from multiple scattering by Bayesian analysis of filtering innovations
,
poster
,
h
,
D. Bernard & M. Frosini
- HARPO, a gas TPC active target for high-performance gamma-ray astronomy; demonstration of the polarimetry of MeV gamma-rays converting to e+e- pair
,
h
,
D. Bernard et al., proceedings arXiv:1805.10003 [astro-ph.IM]
,
i
,
Nucl. Instrum. Meth., A 936 (2019) 405
,
sciencedirect-com.in2p3.bib.cnrs.fr
- C++ implementation of Bethe-Heitler, 5D, Polarized, $\gamma \to e^+ e^-$ Pair Conversion Event Generator
,
poster
,
h
,
I. Semeniouk & D. Bernard
,
Nucl. Instrum. Meth., A 936 (2019) 290
,
i
,
sciencedirect-com.in2p3.bib.cnrs.fr
- 5D gamma conversion model, I. Semeniouk & D. Bernard,
Jan. 2018 Geant4 EM meeting
- 2017
- Calorimeter-less gamma-ray telescopes: Optimal measurement of charged particle momentum from multiple scattering by Bayesian analysis of Kalman filtering innovations,
D. Bernard
,
CosPA 2017
, International Symposium on Cosmology and Particle Astrophysics,
Dec. 11-15, 2017
Yukawa Institute for Theoretical Physics, Kyoto University,
pdf
-
7th International Fermi Symposium
,
15-20 October 2017 , Garmisch-Partenkirchen
-
Polarimetry and high angular resolution gamma-ray observations in the MeV regime using a novel detector concept
,
D. Horan
abstract
,
pdf
,
procs.
PoS(IFS2017)180
- Calorimeter-less gamma-ray telescopes: Optimal measurement of charged particle momentum from multiple scattering by Bayesian analysis of filtering innovations
,
D. Bernard
,
abstract
,
pdf
,
procs.
PoS(IFS2017)126
,
arXiv:1710.10886 [astro-ph.IM]
,
i
- The first VEGAS-free, exact, 5D, polarized photon-to-e+e-pair conversion event generator
,
poster
,
D. Bernard
,
abstract
,
pdf
,
procs.
PoS(IFS2017)127
- "A Bethe-Heitler 5D polarized photon-to-e+e-pair conversion event generator",
D. Bernard
,
here
,
Geant4 User Workshop, 19th-22nd Sept. 2017,
Wollongong, Australia
,
indico
- 35th International Cosmic Ray Conference,
ICRC2017
12 - 20 July 2017, Busan, Korea
,
indico
- HARPO, prototype of a gamma-ray polarimeter: Results of a polarised photon beam test between 1.7 and 74 MeV
,
D. Attié et al.
[GA130]
,
proceedings
PoS(ICRC2017)818
-
poster
,
D. Bernard
- A Bethe-Heitler 5D polarized photon-to-e+e-pair conversion event generator
,
[GA002]
,
proceedings
PoS(ICRC2017)859
- Optimal measurement of charged particle momentum from multiple scattering: Bayesian analysis of filtering innovations
,
[GA087]
,
proceedings
PoS(ICRC2017)830
- 8th International Conference on New Developments in PhotoDetection, Tours, France, July 2017,
NDIP 2017
- HARPO, a TPC for gamma polarimetry above 1 MeV
,
P. Colas et al.
- ASTRE : Asic with Switched Capacitor Array (SCA) and Trigger
for detector Readout Electronics hardened against SEL,
D. Baudin et al.
,
poster
,
Nucl. Instrum. Meth. A 912 (2018) 66
-
"Linear Polarimetry with γ → e+e- conversions"
,
D. Bernard
,
Polarised Emission from Astrophysical Jets Conference,
June 12-16, 2017, Ierapetra, Greece,
pdf
,
Galaxies 5 (2017) 72
,
arXiv:1709.08544 [astro-ph.IM]
,
i
-
Gamma-ray astronomy with magnetic-field-free active targets: Optimal measurement
of charged particle momentum from multiple scattering with a Bayesian analysis
of filtering innovations
,
poster
pdf
-
High angular-resolution high sensitivity gamma-ray astronomy and linear polarimetry with low density (gas) detectors in the MeV-GeV energy range
,
poster
pdf
- "HARPO, a TPC for gamma polarimetry above 1 MeV",
P. Colas et al.
the 5th International Conference on Micro-Pattern Gas Detectors,
MPGD 2017
22-26 May 2017, Philadelphia
here
-
"Gamma-ray astronomy with low density (gas) detectors in the MeV-GeV energy range",
D. Bernard et al.,,
International Conference on the Structure and the Interactions of the Photon,
photon 2017
,
CERN, 22-26 May 2017.
here
-
"A comprehensive analysis of polarised $\gamma$-ray beam data with a HARPO demonstrator",
Ryo Yonamine et al.,,
TIPP 2017 Conference, Beijing May 22-27 2017.
abstract
,
Springer Proc.Phys. 212 (2018) 27
- Polarimetry with e+e- pair conversions,
D. Bernard,
[AHEAD WP9] - SWG kick-off meeting and MEGALIBschool, April 25-28, Barcelona
,
pdf
-
A TPC for MeV Astrophysics: high-angular-resolution observations and polarimetry
workshop
,
12-14 avril 2017, Ecole Polytechnique
- ST3G - A prototype balloon detector, Deirdre Horan
- TPC review and electronics for TPC, Alain Delbart
- HARPO : development of a prototype gas time projection chamber (TPC) as a gamma-ray active target, for ground validation, Denis Bernard
- High performance gamma-ray astronomy and polarimetry with gas active-target telescopes, Denis Bernard
- Angular resolution and polarimetry measurement in a 1.7-74 MeV photon beam with HARPO, Philippe Gros
- "A Bethe-Heitler 5D polarized photon-to-e+e-pair conversion event generator"
,
D. Bernard
,
here
,
Geant4 Space Users' Workshop
G4SUW
,
10-12 April 2017, Guildford, Surrey, GU2 UK.
- A Bethe-Heitler 5D polarized photon-to-e+e-pair conversion event generator,
D. Bernard, e-ASTROGAM : The extreme Universe
workshop, 28 Feb. - 02 Mar. 2017, Padova,
abstract
,
pdf
- 2016
-
RD51
meeting,
December 12-15 2016, CERN,
P. Gros, et al.
- "Simulation of HARPO and its calibration/validation; use for the correction of systematics in our measurement of gamma ray polarisation",
pdf
- "Long term gas stability of the HARPO detector under HV",
pdf
-
"A TPC as high performance gamma-ray telescope and polarimeter: polarisation measurement in a beam between 1.7 and 74MeV with HARPO",
P. Gros, et al.
TPC2016
8th international symposium on “large TPCs for low-energy rare event detection”,
Paris 5-7 Dec. 2016.
slides
,
J.Phys.Conf.Ser. 1029 (2018) 012003
,
pdf
-
SciNeGHE 2016 :
"11th Workshop on Science with the New generation
of High Energy Gamma-ray Experiments" :
High-energy gamma-ray experiments at the dawn of gravitational wave astronomy
18-21 October 2016, Pisa,
-
"HARPO: 1.7 - 74 MeV gamma-ray beam validation of a high-angular-resolution high-polarisation-dilution gas telescope and polarimeter",
D. Bernard et al.,
(
abstract
)
pdf
,
arXiv:1702.08429 [astro-ph.IM]
,
Il Nuovo Cimento 40 C (2017) 117
,
i
-
"Characterisation and comparison of event generators for pair conversion: a crucial step for future low energy gamma telescopes",
P. Gros, et al.,
(
abstract
)
pdf
,
Il Nuovo Cimento 40 C (2017) 118
,
i
- "Study of the HARPO TPC for a high angular resolution gamma-ray
polarimeter in the MeV-GeV energy range",
D. Attié et al.,
14th Topical Seminar on Innovative Particle and Radiation Detectors
(IPRD16) (IPRD16) 3 - 6 October 2016 Siena, Italy,
pdf
- "Gamma-ray polarimetry in the pair regime with the HARPO TPC",
P. Gros, et al.,
TeV Particle Astrophysics 2016, 12-16 September 2016 CERN,
abstract
,
pdf
-
"Measurement of a polarised gamma ray beam from 1.7 to 74 MeV with the HARPO TPC",
P. Gros, et al.,
gamma2016
6th International Symposium on High-Energy Gamma-Ray Astronomy,
July 11-15 2016, Heidelberg, Germany, poster
-
"Measurement of polarisation asymmetry for gamma rays between 1.7 to 74 MeV
with the HARPO TPC",
P. Gros, et al.,
SPIE2016
Space Telescopes and Instrumentation conference 2016:
Ultraviolet to Gamma Ray,
Edinburgh 26 June - 1 July 2016,
9905-95,
arXiv:1606.09417 [astro-ph.IM]
,
Proc. SPIE 9905, Space Telescopes and Instrumentation 2016: Ultraviolet to Gamma Ray, 99052R
,
i
-
"ELECTRONICS FOR HARPO,
Design, development and validation of electronics for a high performance polarized $\gamma$-ray detector",
Y. Geerebaert, et al.,
RT2016, 20th Real Time Conference, 5-10 June 2016,
Padova
(
abstract.pdf
,
poster.pdf
,
proceedings
Real Time Conference (RT), 2016 IEEE-NPSS
,
i
-
Future Space-based Gamma-ray Observatories Workshop ,
NASA Goddard Space Flight Center,
24-25 March 2016.
-
"Gas TPCs for High-angular-resolution and Sensitivity Gamma -> e+e- Astronomy and Polarimetry",
D. Bernard,
pdf
-
"The HARPO project",
D. Bernard et al.,
pdf
- "Measurement of a polarised gamma ray beam from 1.7 to 74 MeV with the HARPO TPC",
Y. Geerebaert, Ph. Gros et al.,
14th Vienna Conference on Instrumentation
VCI2016,
15 - 19 February 2016, Vienna, poster
abstract
,
pdf
, proceedings
Nucl. Instrum. Meth. A 845 (2017) 228
,
arXiv:1603.06817 [physics.ins-det] ,
i
- 2015
-
"High performance MeV-GeV gamma-ray astronomy with a time projection chamber",
D. Bernard et al.,
abstract,
pdf
,
TeV Particle Astrophysics 2015 26-30 October 2015 Kashiwanoha, Japan
TeVPA 2015
-
"HARPO, TPC as a gamma telescope and polarimeter: Measurements in a polarised photon beam between 1.7 MeV and 74 MeV"
here
P. Gros et al.,
RD51 Collaboration meeting
-
MPGD2015
4th Conference on Micro-Pattern Gaseous Detectors,
Trieste, October 12 - 15, 2015,
and
RD51 Collaboration Meeting,
Trieste, October 16 - 17, 2015,
| |
MPGD2015 |
RD51 |
- Measurement of a polarised gamma ray beam from 1.7 to 74 MeV with the HARPO TPC, P. Gros et al.
|
poster pdf |
link |
- Circulation and purification of gas in the sealed HARPO TPC, M. Frotin, P. Gros et al.
|
poster pdf
,
EPJ Web Conf. 174 (2018) 05002
,
i
|
- "HARPO, TPC as a gamma telescope and polarimeter:
First measurement in a polarised photon beam between 1.7 and 74 MeV",
A. Delbart et al.,
The 34th International Cosmic Ray Conference (ICRC), July 30 to August 6, 2015, The Hague, The Netherlands,
poster
,
abstract
,
pdf
,
PoS(ICRC2015)1016
,
i
-
RD51 Mini-Week
and
3rd Academy-Industry Matching Event on Photon Detection ,
CERN, 8 - 12 June 2015
- Polarimetry of high-energy photons (X, gamma) for astrophysics, D. Bernard,
pdf
- Measurement of gas stability using cosmic rays in the (sealed) HARPO TPC,
P. Gros,
slides
- "Measurement of a polarised gamma ray beam
from 1.7 to 74 MeV with the HARPO TPC", P. Gros et al.,
13th Pisa Meeting on Advanced Detectors
La Biodola, Isola d'Elba (Italy)
May 24 - 30, 2015,
poster
(accepted
abstract)
- "Gamma Polarimetry Using Conversion to e+e- Pair With ASTROGAM",
D. Bernard,
pdf
The gamma-ray sky with astrogam,
Second ASTROGAM Workshop
March 26-27, 2015 Amphitheatre "Georges Charpak", LPNHE, Paris
- "HARPO, mesure en faisceau de photons polarisé au Japon",
Séminaire au LLR, P. Gros, 12 janvier 2015.
pdf
- 2014
- "HARPO: a TPC concept for γ-ray polarimetry with high angular
resolution in the MeV-GeV range",
S. Wang et al.,
7th conference on Large TPCs for Low Energy Rare Events
15-17 Dec. 2014 Paris.
slides
,
J.Phys.Conf.Ser. 650 (2015) 012016
,
arXiv:1503.03772 [astro-ph.IM]
,
i
- "HARPO",
D. Bernard et al.,
P2IO Scientific Council
Ecole Polytechnique, 17 - 18 Dec. 2014
pdf
- "Measurement of polarised gamma rays (1.7 to 72MeV) in the HARPO TPC",
P. Gros et al.,
RD51 mini week meeting, 8-11 Dec. 2014, CERN,
slides
- "A Thin Homogeneous Telescope and Polarimeter as the Post-Fermi Mission?",
P. Gros et al.,
5th Fermi International Symposium,
Nagoya, Japan, Oct. 20 - 24, 2014.
abstract
,
poster
pdf
-
"HARPO : gamma-ray polarimetry for astro-physics - a window about to open ?"
D. Bernard et al.,
"X-ray polarisation in astrophysics - a window about to open ?"
COST 14
Aug 25-28 2014, Stockholm, Sweden
pdf
- "HARPO: a TPC concept for gamma ray polarimetry with high angular
resolution in the MeV-GeV range",
D. Attié et al.,
7th International Conference on New Developments In Photodetection
NDIP 14
Tours, France, June 30th to July 4th 2014, poster
pdf
-
“HARPO : a TPC as a gamma-ray telescope and polarimeter, ”
D. Bernard et al., SPIE 2014
Astronomical Telescopes and Instrumentation Conference,
22 - 27 June 2014, Montréal, Quebec Canada.
(
Ultraviolet to Gamma Ray (Conference 9144)
,
Session 13: Instrumentation for Polarimetry
)
arXiv:1406.4830 [astro-ph.IM]
,
i
,
draft slides
-
"HARPO - TPC for High Energy Astrophysics and Polarimetry from the MeV to the TeV",
talk
, P. Gros et al.,
TIPP 14 3rd Technology and Instrumentation in Particle Physics conference, 2-6 June 2014 Amsterdam,
Proceedings
PoS(TIPP2014)133
,
i
-
HARPO A gas detector concept for photon detection and polarimetry in
the MeV - GeV range,
P. Gros,
Colloque Grand Instruments
du
PNHE,
2-3 avril 2014
Institut d'Astrophysique de Paris (IAP)
-
"Characterisation of a micromegas + 2 GEM assembly for HARPO"
(pdf),
P. Gros,
13 th RD51 Collaboration Meeting,
CERN 5 - 7 Feb 2014.
- 2013
- 13th Topical Seminar on Innovative Particle and Radiation Detectors,
IPRD13
7 - 10 October 2013 Siena, Italy
( pdf )
- poster
Journée de l'Espace, Ecole Polytechnique
mercredi 2 octobre 2013
poster.pdf
- 14th
ICATPP Conference on
Astroparticle, Particle, Space Physics and Detectors for Physics Applications,
Como 23-27 September 2013
( talk.pdf
,
proceeding.pdf
,
Worldscientific pp8-12
)
-
Atelier 2013,
Scientific perspectives in the MeV domain, 15-16 Jan 2013, APC Paris
- 2012
-
TPC2012,
6th symposium on large TPCs for low energy rare event detection,
Paris France
17 - 19 Dec 2012
(
pdf
)
-
Gamma2012
5th International Symposium on High-Energy Gamma-Ray Astronomy
July 9-13 2012 Heidelberg Germany.
(
pdf
)
- RD51 June 13-15 mini-week
(
pdf
)
-
FJPPL(TYL)-FKPPL Workshop (France, Japan, Korea) 28 - 30 May 2012,
Clermont-Ferrand
(
pdf
)
-
12th Pisa Meeting on Advanced Detectors
Elba, Italy
May 20 - 26, 2012
(pdf)
, procs
NIM A 718 (2013) 395
,
arXiv:1210.4399 [astro-ph.IM]
,
i
- 2011
-
Workshop IRFU MicroPattern Gaseous Detectors
6 - 8 dec 2011, Saclay
(
pdf
)
-
MPGD2011 2nd International Conference on Micro Pattern Gaseous Detectors
29 Aug - 1 Sept 2011, Kobe, Japan
(
pdf
)
,
proc
d 2012 JINST 7 C03029
,
i
-
NDIP 2011 6th International Conference On New Developments In Photodetection 4-8 Jul 2011, Lyon, France
, proc
arXiv:1203.5889 [astro-ph.IM]
,
NIM A 695, 2012, 71–73
,
i
- 2010
