International Conference on High Energy Density Science 2018(HEDS2018)

Program

April 23 Mon.

HEDS1: Mon-A1
Chair: Tomonao Hosokai(Graduate School of Engineering, Osaka University/RIKEN SPring-8 Center, Laser Accelerator R&D Team, Japan)

Room 311+312

Start	End	Session No.	Title	Speaker	Description
9:30	9:45		Opening Remarks	Tomonao Hosokai Graduate School of Engineering, Osaka University/RIKEN SPring-8 Center, Laser Accelerator R&D Team, Japan
9:45	10:30	HEDS1-1 Plenary	Latest Results in Advances in HEDS with Lasers and Particle Beams	Chandrashekhar Joshi University of California Los Angels, USA	I will present some latest results on our work on several topics related to high energy density science with intense but ultra short laser and charged particle beam pulses.
10:30	11:00	Break

HEDS2: Mon-A2
Chair: Masaki Kando(KPSI, QST, Japan)

Room 311+312

Start	End	Session No.	Title	Speaker	Description
11:00	11:30	HEDS2-1 Invited	From plasma acceleration to plasma accelerators? Status of PW laser driven experiments in Dresden	Ulrich Schramm Helmholtz-Zentrum Dresden-Rossendorf, Germany	Status of Petawatt laser driven and application oriented particle acceleration is presented.
11:30	12:00	HEDS2-2 Invited	Laser wakefield electron acceleration with multi-PW laser pulses	Hyung Taek Kim^{1, 2}, Jung hun Shin¹, C. Aniculaesei¹, B. S. Rao¹, V. B. Pathak¹, M. H. Cho¹, C. Hojbota^{1, 3}, S. K. Lee^{1, 2}, J. H. Sung^{1, 2}, H. W. Lee¹, J. W. Yoon^{1, 2}, K. Nakajima¹, Chang Hee Nam^{1, 3} ¹Center for Relativistic Laser Science, Institute for Basic Science (IBS), Korea, ²Advanced Photonics Research Institute, GIST, Korea, ³Department of Physics and Photon Science, GIST, Korea	We present the recent progress in LWFA research with multi-PW laser at the Center for Relativistic Laser Science in IBS Korea, and the plan to develop 10-GeV electron beam in near future.
12:00	14:00	Lunch

HEDS3: Mon-P1
Chair: Chandrashekhar Joshi(University of California, Los Angeles, USA)

Room 311+312

Start	End	Session No.	Title	Speaker	Description
14:00	14:25	HEDS3-1 Invited	Outlook for laser wakefield acceleration technology in the Japanese national program ImPACT	Yuji Sano JST, Japan	TBD
14:25	14:50	HEDS3-2 Invited	Status of ImPACT Program aiming for repeatable GeV-class LWFA	Tomonao Hosokai^{1, 2}, Takamitsu Otsuka³, Yasuo Sakai^{1, 2}, Junpei Ogino⁴, Naveen Pathak^{1, 2}, Alexei Zhidkov^{1, 2}, Keiichi Sueda¹, Hirotaka Nakamura^{1, 2}, Zhang Jin¹, Akihiro Ueno¹, Hakujun Toran¹, Yusuke Tanizawa¹, Ryosuke Kodama^{2, 3}, Kai Huang⁵, Noboru Nakanii⁵, Michiaki Mori⁵, Hideyuki Kotaki⁵, Yukio Hayashi⁵, Izuru Daito⁵, Yasuhiro Miyasaka⁵, Timur Esirkepov⁵, James Koga⁵, Sergei Bulanov⁵, Masaki Kando⁵, Shin-ichi Masuda⁶, Shigeru Yamamoto⁶ ¹Graduate School of Engineering, Osaka University, Japan, ²RIKEN SPring-8 Center, Laser Accelerator R&D Team, Japan, ³Graduate School of Engineering, Utsunomiya University, Japan, ⁴Institute of Laser Engineering, Osaka University, Japan, ⁵Kansai Photon Science Institute, National Institute for Quantum and Radiological Science and Technology (QST), Japan, ⁶High Energy Accelerator Organization (KEK), Japan	A laser wakefield acceleration (LWFA) research under the ImPACT program in Japan, that aims for table-top sized free-electron laser (FEL) will be reviewed.
14:50	15:15	HEDS3-3 Invited	Plasma and Beam Diagnostics for LAPLACIAN Project	Masaki Kando KPSI, QST, Japan	We are developing laser based electron accelerator aiming a future compact X-ray free-electron laser and the development status for the beam diagnostics will be given.
15:15	15:45	Break

HEDS4: Mon-P2
Chair: Ulrich Schramm(Helmholtz-Zentrum Dresden-Rossendorf, Germany)

Room 311+312

Start	End	Session No.	Title	Speaker	Description
15:45	16:15	HEDS4-1 Invited	Gamma ray emission from wakefield accelerated electrons wiggling in laser filed	Liming Chen Institute of Physics, CAS, China	we present a method for high energy radiation via the accelerated electrons wiggling in an additional laser field whose intensity is one order higher than the self generation transverse field of the bubble.
16:15	16:35	HEDS4-2	Slow wave excitation using head-on two-color TW laser pulses toward plasma ion accelerator	Yoshitaka Mori, Yoneyoshi Kitagawa GPI, Japan	We have investigated experiments of plasma wave excitation for ion acceleration. Using double-line TW laser system (200 mJ/150 fs): BEAT, we have counter irradiated two-color (787 nm and 813 nm) ultra-intense laser pulses into a hydrogen gas jet flow to excite a plasma wave of slow-wave branch.
16:35	16:55	HEDS4-3	Current Sheet and Plasmoid Formation in Relativistic Magnetic Reconnection via Laser-Plasma Interaction	Yanjun Gu^{1, 2}, Sergei V. Bulanov^{1, 3, 4} ¹Institute of Physics of ASCR, ELI-Beamlines, Czech Republic, ²Institute of Plasma Physics of the CAS, Czech Republic, ³Kansai Photon Research Institute, National Institutes for Quantum and Radiological Science and Technology, Japan, ⁴Prokhorov General Physics Institute, Russian Academy of Sciences, Russia	3D PIC simulations of relativistic magnetic reconnection via laser-plasma interactions are reported. Magnetic field lines variation and plasmoids are obtained. The magnetic islands are clearly shown. The inductive electric field grows and accelerates the electrons.

April 24 Tue.

HEDS5: Tue-A1
Chair: Victor Malka(Laboratoire d’Optique Appliquée, France)

Room 311+312

Start	End	Session No.	Title	Speaker	Description
9:00	9:40	HEDS5-1 Plenary	TBD	Ralph Asmann	TBD
9:40	10:10	HEDS5-2	A step towards laser plasma electron based free electron laser : undulator radiation observed after an electron beam manipulation line	Couprie Marie Emmanuelle SOLEIL, France	Towards laser plasma acceleration qualification with a free electron laser application, undulator spontaneous emission measurement after a manipulation electron beam line is reported. The measured undulator radiation provides an insight on the electron beam properties.
10:10	10:40	HEDS5-3	LUX – A Laser-Plasma Driven Undulator Beamline	Andreas R. Maier Center for Free-Electron Laser Science (CFEL), Germany	We present experimental results from the LUX Beamline, that recently generated first x-rays at few-nm wavelength from a plasma-driven undulator. We report on stable laser and beamline operation and discuss first experiments.
10:40	11:10	Break

HEDS6: Tue-A2
Chair: Couprie Marie Emmanuelle(SOLEIL, France)

Room 311+312

Start	End	Session No.	Title	Speaker	Description
11:10	11:40	HEDS6-1 Invited	Applications of light sources driven by laser-wakefield acceleration	Felicie Albert Lawrence Livermore National Laboratory, USA	We will review hard x-ray light sources driven by laser wakefield acceleration (betatron X-ray radiation, Compton scattering, bremsstrahlung) developed at LLNL in the self-modulated and blowout regimes.
11:40	12:00	HEDS6-2	High quality X-ray/gamma-ray radiation from a plasma undulator	Jingwei Wang Helmholtz Institute Jena, Germany	TBD
12:00	14:00	Lunch

HEDS7: Tue-P1
Chair: Felicie Albert(Lawrence Livermore National Laboratory, USA)

Room 311+312

Start	End	Session No.	Title	Speaker	Description
14:00	14:20	HEDS7-1	Electro-optic spatial decoding on the spherical-wavefront Coulomb fields of plasma electron sources	Kai Huang Kansai Photon Science Institute, QST, Japan	The Coulomb field of electron beams near the source position has been found to have spherical shape, which is different with previously widely used model. A new temporal mapping relationship was established.
14:20	14:40	HEDS7-2	Effect of linearly chirped laser pulses on Laser Wakefield Acceleration	Naveen Chandra Pathak¹, Alexei Zhidkov¹, Tomonao Hosokai^{1, 2}, Zhang Jin¹, Yasuo Sakai¹, Keiichi Sueda¹, Hirotaka Nakamura², Junpei Ogino¹, Takamitsu Otsuka¹, Ryosuke Kodama^{1, 2, 3} ¹Photon Pioneers Center, Osaka University, Japan, ²Graduate School of Engineering,Osaka University, Japan, ³Institute of Laser Engineering, Osaka University, Japan	Linearly chirped laser pulses are useful for online control of electron self- injection, accelerated bunch charge and energy gain in laser wakefield acceleration.
14:40	15:00	HEDS7-3	Generation and Detection of Terahertz Radiation in Laser-solid Interaction	Zhan Jin¹, Hongbin Zhuo^{2, 3}, Takuya Fukuda⁴, Shouta Tajima⁵, Noboru Yugami⁴, Tomonao Hosokai⁵, Zhengming Sheng^{3, 6}, Ryosuke Kodama^{1, 5, 7} ¹Photon Pioneers Center, Osaka University, Japan, Japan, ²National University of Defense Technology, China, ³Collaborative Innovation Center of IFSA, Shanghai Jiao Tong University, China, ⁴Utsunomiya University, Japan, ⁵Graduate School of Engineering, Osaka University, Japan, ⁶University of Strathclyde, U.K., ⁷Institute of Laser Engineering, Osaka University, Japan	We report experimental results on efficient generation of radially polarized terahertz radiation behind laser-solid interaction. A single-shot terahertz time-domain spectroscopy method is also developed to obtain the temporal waveform of the terahertz wave.
15:00	15:30	Break

HEDS8: Tue-P2
Chair: Alexei Zhidkov(Graduate School of Engineering, Osaka University, Japan)

Room 311+312

Start	End	Session No.	Title	Speaker	Description
15:30	16:00	HEDS8-1 Invited	Control of Burst Intensification by Singularity Emitting Radiation (BISER) with density jump	Alexander Pirozhkov¹, T. Zh. Esirkepov¹, A. Sagisaka¹, K. Ogura¹, N. Nakanii¹, H. Kai¹, T.A. Pikuz², S. Namba³, I. Daito¹, Y. Fukuda¹ ¹KPSI, QST, Japan, ²Osaka University, Japan, ³Hiroshima University, Japan	We for the first time demonstrated the Burst Intensification by Singularity Emitting Radiation (BISER) control employing a sharp plasma density jump generated by a shock in supersonic gas flow in experiments with the J-KAREN-P laser.
16:00	16:20	HEDS8-2	X-ray structures with nanometer-spatial resolution in ultraintense laser-plasma interactions	Bruno Gonzalez-Izquierdo, Masaki Kando, Alexander Pirozhkov Kansai Photon Science Institute, Japan	A technique to measure the spatial distribution of x-ray sources in ultraintense laser-plasma interactions with a few hundred nanometer resolution is presented. This enables the x-ray source size and brightness estimation.
16:20	16:40	HEDS8-3	Collective Stopping of Laser Ion Beam in Plasmas	Kunioki Mima The Graduate School for the creation of New Photonics Industries, Japan	The collective interaction between intense ion beams and plasmas is studied where a high-current density proton beams produced by short pulse laser interacts with a plasma.
16:40	16:50	HEDS8-4	Increase of escaping electrons from laser irradiated foils by producing preformed plasma at the back side	Sadaoki Kojima, Masaki Hashida, Shuji SakabeShunsuke Inoue, Kensuke Teramoto, Kyoto University, Japan	We show that electrons emitted from a foil target irradiated by an intense laser pulse are increased by irradiation of the second femtosecond laser pulse in advance on the other surface of the target.

April 25 Wed.

Joint Session：Joint Session ALPS+HEDS+XOPT
Chairs: Ryosuke Kodama(Osaka University, Japan)
Hitoki Yoneda(Institute for Laser Science, The University of Electro-Communications (UEC), Japan)
Makina Yabashi(RIKEN SPring-8 Center, Japan)

Room 303

Start	End	Session No.	Title	Speaker	Description
13:30	14:00	HEDSj-1Invited	Manipulating Electrons with Intense Laser Pulses	Victor Malka^1,2 ¹Laboratoire d’Optique Appliquée, France, ²Weizmann Institute of Science, Israel	I’ll then show how by controlling the quiver motion of relativistic electrons intense and bright X-rays beam are produced in a compact and elegant way. Finally I’ll show some examples of applications.
14:00	14:30	ALPSj-1Invited	Development and Commissioning of a 20 fs, 4 PW Laser	Junghun Shin¹, Hyung Taek Kim^1,2, Seong Ku Lee^1,2, Jae Hee Sung^1,2, Hwang Woon Lee¹, Jin Woo Yoon^1,2, Cheonha Jeon¹, Chang Hee Nam^1,3 ¹Center for Relativistic Laser Science (CoReLS), Institute for Basic Science (IBS), Korea, ²Advanced Photonics Research Institute, Gwangju Institute of Science and Technology (GIST), Korea, ³Department of Physics and Photon Science, GIST, Korea	A 20 fs, 4 PW Ti:Sapphire laser beamline is developed at CoReLS. Details of the new beamline, and commissioning experiments that include focal spot optimization, double plasma mirror, and laser wakefield electron acceleration is presented.
14:30	15:00	XOPTj-1Invited	European XFEL – New Opportunities for X-ray Science	Robert Krarup Feidenhans’l European XFEL, Germany	The European X-ray Free Electron Laser is the brightest X-ray free electron in the world due to its superconducting accelerator that allows the delivery of up 27000 intense, ultrashort pulses per second.
15:00	15:30	Break

HEDS9: Wed-P2
Chair: Alexei Zhidkov(Osaka University, Japan)

Room 311+312

Start	End	Session No.	Title	Speaker	Description
15:30	15:50	HEDS9-1	SourceLAB : laser plasma supplier for physics and applications	François Sylla Source Lab., France	TBD
15:50	16:20	HEDS9-2 Invited	TBD	Rodrigo Lopez-Martens Laboratoire d’Optique Appliquée, France	TBD
16:20	16:40	HEDS9-3	Tracking Strain Field Evolution in Graphite Shaken by Femtosecond Laser Pulses	Wenxi Liang Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, China	TBD
16:40	17:00	HEDS9-4	TBD	Franck Falcoz Amplitude Technology, France	TBD

April 26 Thu.

HEDS10: Thu-A1
Chair: Alexander Pirozhkov(KPSI, QST, Japan)

Room 311+312

Start	End	Session No.	Title	Speaker	Description
9:00	9:30	HEDS-10-1 Plenary	Capillary discharges for optical guiding and for optics of charged particle beams	Sergei V. Bulanov^{1, 2, 3} ¹Institute of Physics of ASCR, ELI-Beamlines, Czech Republic, ²Kansai Photon Research Institute, National Institutes for Quantum and Radiological Science and Technology, Japan, ³Prokhorov General Physics Institute, Russian Academy of Sciences, Russia	We discuss the plasma and magnetic field properties in capillary discharges intended for optical guiding and for optics of charged particle beams.
9:30	10:00	HEDS-10-2	Characteristics of femtosecond-laser-assisted discharges for laser wake-field acceleration	Alexei G. Zhidkov Graduate School of Engineering, Osaka University, Japan	Femtosecond laser pulse induced discharges can be stable and well reproducible to serve as optical elements in laser driven accelerators. Results of full kinetic PIC and MHD simulations are presented.
10:00	10:30	HEDS-10-3 Invited	TBD	Mitsuhiro Yoshida KEK, Japan	TBD

HEDSp11: Poster Session
Chair: Hirotaka Nakamura(Osaka University, Japan)

Exhibition Hall A

Start	End	Session No.	Title	Speaker	Description
10:30	12:00	HEDSp11-1	Exploration of Efficient Laser Driven Plasma Acceleration Using an Intense Mid-Infrared Laser Pulse	Eisuke Miura¹, Shin-Ichi Masuda², Eiji Takahashi³ ¹AIST, Japan, ²Osaka University, Japan, ³RIKEN, Japan	We discuss the feasibility of efficient laser-driven plasma acceleration using an intense mid-infrared laser pulse through particle-in-cell simulations. The number of accelerated electrons is enhanced using a 1.5 m laser pulse.
		HEDSp11-2	Probing ultrafast motion of critical surface pushed by multi-pico-second relativistic radiation pressure	Yugo Ochiai¹, Sadaoki Kojima², Shunsuke Inoue², Masayasu Hata¹, Natsumi Iwata¹, Yasunobu Arikawa¹, Alessio Morace¹, Shouhei Sakata¹, Seungho Lee¹, Kazuki Matsuo¹ ¹Institute of Laser Engineering, Osaka University, Japan, ²Advanced Research Center for Beam Science, Institute for Chemical Research, Kyoto University, Japan	The ultrafast motion of critical surface is important key to understand during multi-picosecond interaction. We designed frequency-resolved optical gating to observed the ultrafast plasma motion with high temporal-resolution (~150 fs) and wavelength resolution (~0.2 nm).
		HEDSp11-3	Gamma-ray Generation from Plasma-based resonant Wiggler	Bifeng Lei, Jingwei Wang, Vasily Kharin, Matt Zepf, Sergey Rykovanov Helmholtz Institute Jena, Germany	A flexible gamma-ray radiation source based on the resonant laser plasma wakefield wiggler is proposed. The wiggler is achieved by inducing centroid oscillations of a short laser pulse in a plasma channel. The photon generation
		HEDSp11-4	Investigation of plasma parameters from Cu wire/Al foil combined target heated by high intensity LFEX laser pulse	Daniil Golovin¹, Akifumi Yogo¹, Tatiana Pikuz^{2, 3}, Anatoly Faenov^{2, 3}, Maria Alkhimova^{3, 4}, Igor Skobelev^{3, 4}, Sergey Pikuz^{3, 4}, Yuki Abe¹, Yasunobu Arikawa¹, Keisuke Koga¹, Kazuki Okamoto¹, Satoru Shokita¹, Hiroaki Nis¹ ¹Institute of Laser Engineering, Osaka University, 2-6 Yamada-oka, Suita, Osaka 565-0871, Japan, Japan, ²Graduate School of Engineering, Osaka University, Suita, Osaka 565-0871, Japan, Japan, ³Joint Institute for High Temperatures, Russian Academy of Sciences, Moscow 125412, Russia, Russia, ⁴National Research Nuclear University (MEPhI), Moscow 115409, Russia, Russia	In our research we propose and applied two channels focusing spectrometer with spatial resolution (FSSR), to observe X-ray radiation of plasma from the target, heated by high-intensity LFEX laser.
		HEDSp11-5	Stabilization of LWFA injector electron beam using pulse solenoid	Yusuke Tanizawa, Akihiro Ueno, Gakujun Toran, Hirokazu Takeuchi, Masahiro Yano,	We proposed a pulse-driven solenoid capable of focusing high-energy electrons and evaluated the relation between the applied voltage and the selected energy of the electron beams.
		HEDSp11-6	Measurement of high-order harmonics generated from relativistic plasma in gas target	Akito Sagisaka¹, Alexander S. Pirozhkov¹, Timur Zh. Esirkepov¹, Tatiana A. Pikuz^{2, 3}, Anatoly Ya. Faenov^{3, 4}, Sergei V. Bulanov^{1, 5}, Koichi Ogura¹, Hideyuki Kotaki¹, Yukio Hayashi¹, Yuji Fukuda¹, James K. Koga¹, Kiminori Kondo¹, Tetsuya Kawachi¹, Hiromitsu Kiriyama¹, Masaki Kando¹ ¹National Institutes for Quantum and Radiological Science and Technology, Japan, ²PPC and Graduate School of Engineering, Osaka University, Japan, ³Joint Institute for High Temperatures, Russian Academy of Sciences, Russia, ⁴Open and Transdisciplinary Research Initiatives, Osaka University, Japan, ⁵Institute of Physics ASCR, v.v.i. (FZU), ELI-Beamlines Project, Japan	High-order harmonics generated from relativistic plasma driven by Ti:sapphire laser in helium gas target are measured.
		HEDSp11-7	Interaction of multi-PW class laser pulses with underdense plasmas	Masahiro Yano, Alexei Zhidkov, Ryosuke Kodama	For the first time the interaction of multi-PW laser pulses with underdense plasma, in the regime of strong relativistic wave-breaking, is investigated via 3D particle-in-cell simulation
		HEDSp11-8	Development of a multi keV x-ray backlighter source based on laser irradiation of extended cluster gases	H.F. Lowe^{1, 2}, S .Patankar^{2, 3}, S. Giltrap², N. H. Stuart², T.S. Robinson², E.T. Gumbrell^{3, 4}, R.A. Smith² ¹KPSI, QST, Japan, ²Imperial College London, U.K., ³LLNL, USA, ⁴AWE Aldermaston, U.K.	We will show the estimation of the characteristics of the X-ray beam generated by extremely short period undulatorand design of quadrupole magnets and with magnets to transfer very low emittance electron beam into undulator.
		HEDSp11-9	On the effect of high intensity laser prepulse on laser wakefield acceleration	Hakujun Toran	In this poster, I will explain the effect of laser prepulse on electron injection of staging acceleration using laser wakefield acceleration.
		HEDSp11-10	Investigation of Discharged plasma guiding channel for staged laser wakefield acceleration	Yasuo Sakai, Tomonao Hosokai, Naveen Pathak, Alexey Zhidkov, Akihiro Ueno, Hakujyun Toran, Hirokazu Takeuchi, Yusuke Tanizawa, Masahiro Yano, Takamitsu Otsuka, Junpei Ogino, Keiichi Sueda, Hirotaka Nakamura, Jin Zhang, Shinichi Masuda, Ryousuke Kodama Osaka University, Japan	Aiming to produce an optical guiding channel to produce GeV class electron beam acceleration, optimum discharged plasma condition including discharge system will be investigated.
		HEDSp11-11	Performance of High energetic X-ray detector by using X-ray generator	Yukio Hayashi, Hideyuki Kotaki, Nobuhiko Nakanii, Kai Huang, Michiaki Mori, Masaki Kando KPSI, QST, Japan	We make the X-ray spectrometer for betatron X-rays measurement. Recently, the spectrometer was tested with an X-ray generator. In the conference, we will explain the result of this test.
		HEDSp11-12	Detection of alpha particles from 7Li(p,a)4He/19F(p,a)16O reactions by etching of CR-39 using potassium hydroxide ethanol solution	Yosuke Nishiura^{1, 2}, Shunsuke Inoue^{1, 2}, Kensuke Teramoto^{1, 2}, Sadaoki Kojima², Yoshihide Nakamiya², Masaki Hashida^{1, 2}, Shuji Sakabe^{1, 2} ¹Department of Physics, Graduate School of Science, Kyoto University, Japan, ²Advanced Research Center for Beam Science, Institute for Chemical Research, Kyoto University, Japan	By etching of CR-39 using A solution, we have demonstrate the discrimination between protons and alpha particles to know the availability of this method to the applications of laser accelerated ions
		HEDSp11-13	How to measure the parameters of a nonlinear electrodynamics model by focusing axially-symmetric polarized laser in vacuum	Takumi Hara, Ryousuke Kodama	In this paper, we show that the two parameters that characterize nonlinear electrodynamics models could be measured by focusing the axially-symmetric polarized laser in vacuum.
		HEDSp11-14	Asymmetry Terahertz Radiation from a Thin Foil Irradiated by Ultrashort Relativistic Laser Pulse	Shota Tajima¹, Zhan Jin², Takuya Fukuda^{1, 3}, Ryosuke Kodama^{1, 2, 3} ¹Graduate School of Osaka University, Japan, ²Photon Pioneers Center, Osaka University, Japan, ³Graduate School of Utsunomiya University, Japan
		HEDSp11-15	Terahertz Radiation from Laser Created Plasma by Applying a Transverse Static Electric Field	Takuta Fukuda¹, Zhan Jin², Noboru Yugami¹, Yasuhiko Sentoku³, Hitoshi Sakagami⁴, Hideo Nagatomo³, Ryousuke Kodama³ ¹Utsunomiya University, Japan, ²Photon Pioneers Center. Osaka University, Japan, ³ILE Osaka University, Japan, ⁴National Institute for Fusion Science, Japan	We have observed that a significantly increased THz emission intensity in the forward direction when the transverse static electric field is applied to the plasma.
		HEDSp11-16	Experimental investigation of electron and proton acceleration scaling to ultra-high intensity pulses	Nicholas P. Dove¹, Mamiko Nishiuchi¹, H. Sakaki¹, M.A. Alkhimova², A. Ya. Faenov^{3, 4}, Y. Fukuda¹, H. Kiriyama¹, A. Kon¹, K. Kondo¹, T. Miyahara^{1, 5}, K. Nishitani^{1, 5}, K. Ogura¹, T.A. Pikuz^{3, 4}, A.S. Pirozhkov¹, A. Sagisaka¹, M. Kando¹ ¹National Institutes for Quantum and Radiological Science and Technology, Japan, ²National Research Nuclear University (MEPhI), Russia, ³Osaka University, Japan, ⁴Joint Institute for High Temperatures, Russian Academy of Sciences, Russia, ⁵Kyushu University, Japan	We investigated electron and proton acceleration using the ultra-high intensity J-KAREN-P laser. The electron temperature is found to be spot size dependent, and protons show the most favourable intensity scaling when increasing laser energy.
		HEDSp11-17	Recent progress on multi-stage laser wakefield acceleration at LAPLACIAN	T. Otsuka^{1, 2}, J. Ogino², K. Sueda², N. Nakanii³, M. Mori³, H. Kotaki³, H. Kai³, Y. Sakai², N. C. Pathak², S. Masuda², H. Nakamura⁴, A. G. Zhidkov², Z. Jin², A. Ueno⁴, H. Toran⁴, M. Kando³, T. Hosokai², R. Kodama^{2, 4, 5} ¹Department of Optical Engineering, Graduate School of Utsunomiya University, Japan, ²Photon Pioneers Center, Osaka University, Japan, ³National Institutes for Quantum and Radiological Science and Technology, Japan, ⁴Graduate School of Engineering, Osaka University, Japan, ⁵Institute of Laser Engineering, Osaka University, Japan	Multistage acceleration scheme has been proposed for improving stability and repeatability. To achieve GeV-class electron with multistage acceleration scheme, we constructed platform for multistage LWFA.
		HEDSp11-18	LPA Generated Electron Bunch Transport for in a Manipulation Line	Driss Oumbarek SOLEIL, France
		HEDSp11-19	Fast time-resolved imaging method with Imaging Plates	Masahiro Yoshida¹, Sadaoki Kojima², Shunsuke Inoue^{1, 2}, Yoshihide Nakamiya², Masaki Hashida^{1, 2}, Shuji Sakabe^{1, 2} ¹Department of Physics, Graduate School of Science, Kyoto University, Japan, ²Advanced Research Center for Beam Science, Institute of Chemical Research, Kyoto University, Japan
12:00	14:00	Lunch

HEDS12: Special Session
Chair: Ryosuke Kodama(Osaka University, Japan)

Room 311+312

Start	End	Session No.	Speaker	Description
14:00	14:05	HEDS-12-1 Dedication Remarks	Ryosuke Kodama^{1, 2} ¹Graduate School of Engineering, Osaka University, Japan, ²Institute of Laser Engineering, Osaka University, Japan
14:05	14:35	HEDS-12-2Special	Pikuz Tatiana Graduate School of Engineering, Osaka University, Japan	TBD
14:35	15:05	HEDS-12-3Special	Tetsuya Kawachi Kansai Photon Science Institute, QST, Japan	TBD
15:05	15:30	Break

HEDS13: Thu-P2
Chair: Rodrigo Lopez-Martens(Laboratoire d’Optique Appliquée, France)

Room 311+312

Start	End	Session No.	Title	Speaker	Description
15:30	16:00	HEDS13-1 Invited	Recent progress of platform development for experiments using XFEL combined with high-intensity laser at SACLA	Toshinori Yabuuchi RIKEN SPring-8 Center, Japan	An experimental platform using a hard x-ray FEL combined with a high-intensity laser is ready for early users’ experiments starting in 2018 at the SACLA facility. The commissioning status and future perspectives will be presented.
16:00	16:30	HEDS13-2 Invited	TBD	Mamiko Nishiuchi Kansai Photon Science Institute, QST, Japan	TBD
16:30	16:50	HEDS13-3	Generation of ultrahigh field by micro-bubble Coulomb implosion	Masakatsu Murakami, Alex Arefiev², Myles-Allen Zosa¹ ¹Institute of Laser Engineering, Osaka University, Japan, ²UC san diego, USA	We propose a novel concept, Coulomb implosion, to generate an ultrahigh field to accelerate protons to relativistic energies. Coulomb-imploded bubbles behave as nano-pulsars with repeated implosions and explosions to emit protons.
16:50	17:00		Closing Remarks	Sergei V. Bulanov^{1, 2} ¹ELi-Beamlines, Czech Republic, ²Kansai Photon Science Institute, QST, Japan