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EPJ Web of Conferences

Volume 315 (2024)

International Workshop on Future Linear Colliders (LCWS2024)

Tokyo, Japan, July 8-11, 2024
D. Jeans and J. Tian (Eds.)

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Statement of Peer review

Published online: 18 December 2024

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Open Access

Preface 00001

Taikan Suehara, Junping Tian and Daniel Jeans

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431500001

Physics

Open Access

Physics case for an e⁺e⁻ collider at 500 GeV and above 01001

Philip Bechtle, Sven Heinemeyer, Jenny List, Gudrid Moortgat-Pick and Georg Weiglein

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501001

Open Access

Optimal Collision Energy for Higgs Precision Measurements at the ILC250 01002

Andrea Siddharta Maria and Junping Tian

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501002

Open Access

Decoding Higgs Boson Branching Ratios from event shapes 01003

Daniel Reichelt

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501003

Open Access

A New Method for Measuring Higgs Mass 01004

Thomas Berger and Junping Tian

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501004

Open Access

Prospects of measuring quantum entanglement in ττ final states at a future e⁺e⁻ Higgs factory 01005

Cedric Breuning, Philip Bechtle, Klaus Desch and Christian Grefe

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501005

Open Access

Impact of longitudinally and transversely polarized beams on probing CP-violating HZZ interactions at the ILC 01006

Cheng Li and Gudrid Moortgat-Pick

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501006

Open Access

CP violation of the loop induced H^± → W^±Z decays in the general two Higgs doublet model 01007

Yushi Mura and Shinya Kanemura

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501007

Open Access

4b + X via electroweak multi-Higgs production as smoking gun signals for Type-I 2HDM at the LHC 01008

Prasenjit Sanyal, Tanmoy Mondal, Stefano Moretti and Shoaib Munir

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501008

Open Access

New renormalization scheme in extended Higgs sectors for Higgs precision measurements 01009

Shinya Kanemura, Mariko Kikuchi and Kei Yagyu

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501009

Open Access

Towards an update of the ILD ZHH analysis 01010

Bryan Bliewert, Caterina Vernieri, Dimitris Ntounis, Jenny List, Julie Munch Torndal and Junping Tian

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501010

Open Access

Higgs Production at µ⁺µ⁺ Colliders. Based on hep-ph/2408.01068 [1] 01011

Lukas Treuer

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501011

Open Access

New collider implications on a strongly first order EWPT 01012

Ricardo R. Florentino, Shinya Kanemura and Masanori Tanaka

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501012

Open Access

Collider tests of nanohertz gravitational waves 01013

Shao-Ping Li

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501013

Open Access

Electroweak measurements at the LHC and HL-LHC with ATLAS and CMS 01014

Anne-Marie Magnan

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501014

Open Access

W pair production at lepton colliders in the Feynman-diagram gauge 01015

Hiroyuki Furusato, Kentarou Mawatari, Yutaro Suzuki and Ya-Juan Zheng

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501015

Open Access

Searching for new physics in WW and single-W events 01016

Ulrich Einhaus, Jenny List, Leonhard Reichenbach and Andre Filipe Silva

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501016

Open Access

Testing the gauged U(1)_B–L model for loop induced neutrino mass with dark matter 01017

Guohao Ying, Shinya Kanemura and Yushi Mura

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501017

Open Access

Challenges for Monte Carlo generators 01018

Jürgen Reuter

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501018

Open Access

The ALARIC parton shower 01019

Daniel Reichelt

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501019

Open Access

New developments in the Whizard event generator 01020

Jürgen Reuter, Pia Bredt, Marius Höfer, Wolfgang Kilian, Nils Kreher, Maximilian Löschner, Krzysztof Mękała, Thorsten Ohl, Tobias Striegl and Aleksander Filip Żarnecki

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501020

Open Access

Top quark flavor changing neutral currents at Future Linear Colliders 01021

Adil Jueid and Shinya Kanemura

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501021

Open Access

Heavy top quark mass in the minimal universal seesaw model 01022

Albertus Hariwangsa Panuluh and Takuya Morozumi

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501022

Open Access

Prospects for constraining light-quark electroweak couplings at Higgs factories 01023

Krzysztof Mękała, Daniel Jeans, Jürgen Reuter, Junping Tian and Aleksander Filip Żarnecki

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501023

Open Access

Reimagining e⁺e⁻ collider precision luminosity measurements 01024

Graham Wilson and Brendon Madison

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501024

Open Access

A short overview on low mass scalars at future lepton colliders 01025

Tania Robens

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501025

Open Access

Prospects for light exotic scalar measurements at the e⁺e⁻ Higgs factory 01026

Bartłomiej Brudnowski, Kamil Zembaczyński and Aleksander Filip Żarnecki

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501026

Open Access

Top-quark Yukawa coupling with a dimension-6 operator 01027

Ya-Juan Zheng

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501027

Open Access

µ⁻µ⁺ → ν_µν_µttH amplitudes in the Feynman-diagram gauge 01028

Ya-Juan Zheng

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501028

Open Access

Search for the Exotic Decay of the Higgs Boson into a Pair of Light (Pseudo-)Scalar Higgs Boson in e⁺e⁻ Collider 01029

Cheng-Hsu Nee, Abdollah Mohammadi and Sridhara Dasu

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501029

Open Access

τ̃ searches at future e⁺e⁻ colliders 01030

Mikael Berggren, Maria Teresa Núñez Pardo de Vera and Jenny List

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501030

Open Access

Investigating hidden sectors at future e⁺e⁻ colliders through two-particle angular correlations 01031

Emanuela Musumeci

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501031

Open Access

Searches for BSM physics at a gamma-gamma collider with Energy < 12 GeV based on European XFEL 01032

Marten Berger, Gudrid Moortgat-Pick and Monika Wüst

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501032

Open Access

Long-lived particle searches with the ILD experiment 01033

Jan Franciszek Klamka, Aleksander Filip Żarnecki and Daniel Jeans

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501033

Open Access

Unconventional Searches for Exotic Particles at Future Lepton Colliders 01034

Nilanjana Kumar

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501034

Open Access

Possible effects of the composite dark matter at the linear collider 01035

Yuko Murakami, Motoo Sekiguchi, Hiroaki Wada and Masayuki Wakayama

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431501035

Accelerator

Open Access

Optimisation of the CLIC positron capture LINAC taking into account Beam Loading effects 02001

Nafiseh Mesbah, Steffen Doebert, Mohsen Dayyani Kelisani, Andrea Latina, Yongke Zhao and Javier Olivares Herrador

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502001

Open Access

Prototypes and R&D for undulator-based positron sources 02002

Gudrid Moortgat-Pick, Manuel Formela, Niclas Hamann, Tim Lengler, Dieter Lott, Gregor Loisch, Sabine Riemann, Peter Sievers, Carmen Tenholt and Grigory Yakopov

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502002

Open Access

Investigation Of Plasma Stability Of The Prototype Plasma Lens For Positron Matching 02003

Niclas Hamann, Harry Jones, Gregor Loisch, Manuel Formela, Kai Ludwig, Jens Osterhoff and Gudrid Moortgat-Pick

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502003

Open Access

SuperKEKB positron beam tuning using machine learning 02004

Takuya Natsui

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502004

Open Access

Cavity Beam Position Monitor for the ILC Main Linac: Status and Plans 02005

Laura Karina Pedraza, Nuria Fuster Martínez, Daniel Esperante Pereira, Benito Gimeno Martínez, Daniel González Iglesias and César Blanch Gutiérrez

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502005

Open Access

Luminosity Studies for the Cool Copper Collider 02006

Dimitris Ntounis, Emilio Alessandro Nanni and Caterina Vernieri

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502006

Open Access

X-LAB: A very high-capacity X-band RF test stand facility at the University of Melbourne 02007

Matteo Volpi, Paul J. Giansiracusa, Suzanne L. Sheehy, Roger P. Rassoll, Geoffrey N. Taylor, Paarangat Pushkarna, Rohan Dowd, Joel Valerian, Nuria Catalan-Lasheras and Mark Cherrill

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502007

Open Access

Next Generation LLRF Control Platform for Compact C-band Linear Accelerator 02008

Chao Liu, Ryan Herbst, Larry Ruckman and Emilio Nanni

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502008

Open Access

Capture Cavities For The Cw Polarized Positron Source Ce⁺baf 02009

Shaoheng Wang, Andriy Ushakov, Joseph Grames, Nabin Raut, Robert Rimmer, Yves Roblin and Haipeng Wang

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502009

Open Access

Robotisation of cavity string assembly at CEA 02010

Julien Drant, Adrien Bouygues, Stéphane Berry, Ambre Gonzalez–Moreau, Christophe Servouin and Catherine Madec

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502010

Open Access

Development of the RF power distribution system for the ILC prototype cryomodule 02011

Prakash Joshi, Eiji Kako, Toshihiro Matsumoto, Shinichiro Michizono, Mathieu Omet and Yasuchika Yamamoto

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502011

Open Access

Development of a half-meter scale Traveling-Wave (TW) SRF cavity 02012

Fumio Furuta, Sergey Kazakov, Timergali Khabiboulline, Kellen McGee, Trista Ng and Vyacheslav Yakovlev

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502012

Open Access

Cryomodule Test Bunker for the ILC Technology Network 02013

Kota Nakanishi, Kazufumi Hara, Teruya Honma, Shiori Kessoku, Hirotaka Nakai and Hirotaka Shimizu

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502013

Open Access

SRF programs towards High-Q/High-G cavities in IJCLab 02014

Akira Miyazaki, Mohammed Fouaidy, Nicolas Gandolfo, David Longuevergne, Guillaume Olry, Mael Vannson, Lê My Vogt, Matthieu Baudrier, Enrico Cenni, Fabien Eozénou et al. (2 more)

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502014

Open Access

Cleanroom assembly of the IFMIF SRF Linac 02015

Janic Kevin Chambrillon, Nicolas Bazin, Yann Carin, Daniel Duglué, Hervé Dzitko, Takashi Ebisawa, Dominique Gex, David Jimenez-Rey, Kazuo Hasegawa, Keitaro Kondo et al. (5 more)

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502015

Open Access

ILC Upgrade with Energy Recovery 02016

Kaoru Yokoya

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502016

Open Access

Beamstrahlung backgrounds in ILD at linear (ILC) and circular (FCCee) colliders 02017

Daniel Jeans

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502017

Open Access

The alignment of the accelerator modules of the Cool Copper Collider C³ with the Rasnik 3-point alignment system 02018

Harry van der Graaf, Niels van Bakel, Bram Bouwens, Martin Breidenbach, Andrew Haase, Joris van Heijningen, Anoop Nagesh Koushik, Emilio Nanni, Tristan du Pree, Nick van Remortel and Caterina Vernieri

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502018

Open Access

Adiabatic self-matching of witness bunches in a plasma wakefield accelerator 02019

John Farmer, Allen Caldwell and Alexander Pukhov

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502019

Open Access

Commercialization and Fundamental Research of Waste Heat Recovery Technology using Adsorption Heat Storage Materials 02020

Yuichi Kono, Goh Mitoya, Masaya Suzuki, Kazuko Manpuku, Takashi Kokubo, Masayuki Tanino, Gen Sato, Shinichi Muraoka, Fukumi Takahashi, Yasunori Anetai et al. (8 more)

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502020

Open Access

ILC Vanguard Initiative 02021

Tohru Takahashi

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502021

Open Access

Status of the CEPC Project 02022

Jie Gao

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431502022

Detector

Open Access

Highlights from LHC Detector Upgrades 03001

Gustaaf Brooijmans

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431503001

Open Access

The Quest of Building a Precision TPC Field Cage 03002

Ties Behnke, Ralf Diener and Oliver Schäfer

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431503002

Open Access

Tracking Performance Studies for Future Circular Collider (FCCee) with CLD Detector 03003

Gaelle Sadowski, Jeremy Andrea, Auguste Besson and Ziad El Bitar

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431503003

Open Access

Test-beam measurements of instrumented sensor planes for a highly compact and granular electromagnetic calorimeter 03004

Yan Benhammou

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431503004

Open Access

The SiD Digital ECal Based on Monolithic Active Pixel Sensors 03005

James E. Brau, Martin Breidenbach, Angelo Dragone, Alexandre Habib, Lorenzo Rota, Mirella Vassilev and Caterina Vernieri

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431503005

Open Access

Longitudinal structure optimization for a high density electromagnetic calorimeter 03006

Oleksandr Borysov, Shan Huang, Kamil Zembaczyński and Aleksander Filip Żarnecki

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431503006

Open Access

Novel position reconstruction methods for highly granular electromagnetic calorimeters 03007

Brendon Madison and Graham Wilson

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431503007

Open Access

Developing the KinkFinder for ILD 03008

Jurina Nakajima and Daniel Jeans

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431503008

Open Access

Development of particle flow algorithm with GNN for Higgs factories 03009

Tatsuki Murata and Taikan Suehara

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431503009

Open Access

Particle-flow reconstruction with Transformer 03010

Paul Wahlen and Taikan Suehara

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431503010

Open Access

Application of Particle Transformer to quark flavor tagging in the ILC project 03011

Risako Tagami, Taikan Suehara and Masaya Ishino

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431503011

Open Access

R&D of the EM Calorimeter Energy Calibration with Machine Learning based on the low-level features of the Cluster 03012

Suzuna Morimasa, Masako Iwasaki, Taikan Suehara, Junichi Tanaka, Masahiko Saito, Hajime Nagahara, Yuta Nakashima, Noriko Takemura and Takashi Nakano

Published online: 18 December 2024

DOI: 10.1051/epjconf/202431503012

EPJ

EPJ Web of Conferences

Volume 315 (2024)

International Workshop on Future Linear Colliders (LCWS2024)

Statement of Peer review

Preface 00001

Physics

Physics case for an e+e− collider at 500 GeV and above 01001

Optimal Collision Energy for Higgs Precision Measurements at the ILC250 01002

Decoding Higgs Boson Branching Ratios from event shapes 01003

A New Method for Measuring Higgs Mass 01004

Prospects of measuring quantum entanglement in ττ final states at a future e+e− Higgs factory 01005

Impact of longitudinally and transversely polarized beams on probing CP-violating HZZ interactions at the ILC 01006

CP violation of the loop induced H± → W±Z decays in the general two Higgs doublet model 01007

4b + X via electroweak multi-Higgs production as smoking gun signals for Type-I 2HDM at the LHC 01008

New renormalization scheme in extended Higgs sectors for Higgs precision measurements 01009

Towards an update of the ILD ZHH analysis 01010

Higgs Production at µ+µ+ Colliders. Based on hep-ph/2408.01068 [1] 01011

New collider implications on a strongly first order EWPT 01012

Collider tests of nanohertz gravitational waves 01013

Electroweak measurements at the LHC and HL-LHC with ATLAS and CMS 01014

W pair production at lepton colliders in the Feynman-diagram gauge 01015

Searching for new physics in WW and single-W events 01016

Testing the gauged U(1)B–L model for loop induced neutrino mass with dark matter 01017

Challenges for Monte Carlo generators 01018

The ALARIC parton shower 01019

New developments in the Whizard event generator 01020

Top quark flavor changing neutral currents at Future Linear Colliders 01021

Heavy top quark mass in the minimal universal seesaw model 01022

Prospects for constraining light-quark electroweak couplings at Higgs factories 01023

Reimagining e+e− collider precision luminosity measurements 01024

A short overview on low mass scalars at future lepton colliders 01025

Prospects for light exotic scalar measurements at the e+e− Higgs factory 01026

Top-quark Yukawa coupling with a dimension-6 operator 01027

µ−µ+ → νµνµttH amplitudes in the Feynman-diagram gauge 01028

Search for the Exotic Decay of the Higgs Boson into a Pair of Light (Pseudo-)Scalar Higgs Boson in e+e− Collider 01029

τ̃ searches at future e+e− colliders 01030

Investigating hidden sectors at future e+e− colliders through two-particle angular correlations 01031

Searches for BSM physics at a gamma-gamma collider with Energy < 12 GeV based on European XFEL 01032

Long-lived particle searches with the ILD experiment 01033

Unconventional Searches for Exotic Particles at Future Lepton Colliders 01034

Possible effects of the composite dark matter at the linear collider 01035

Accelerator

Optimisation of the CLIC positron capture LINAC taking into account Beam Loading effects 02001

Prototypes and R&D for undulator-based positron sources 02002

Investigation Of Plasma Stability Of The Prototype Plasma Lens For Positron Matching 02003

SuperKEKB positron beam tuning using machine learning 02004

Cavity Beam Position Monitor for the ILC Main Linac: Status and Plans 02005

Luminosity Studies for the Cool Copper Collider 02006

X-LAB: A very high-capacity X-band RF test stand facility at the University of Melbourne 02007

Next Generation LLRF Control Platform for Compact C-band Linear Accelerator 02008

Capture Cavities For The Cw Polarized Positron Source Ce+baf 02009

Robotisation of cavity string assembly at CEA 02010

Development of the RF power distribution system for the ILC prototype cryomodule 02011

Development of a half-meter scale Traveling-Wave (TW) SRF cavity 02012

Cryomodule Test Bunker for the ILC Technology Network 02013

SRF programs towards High-Q/High-G cavities in IJCLab 02014

Cleanroom assembly of the IFMIF SRF Linac 02015

ILC Upgrade with Energy Recovery 02016

Beamstrahlung backgrounds in ILD at linear (ILC) and circular (FCCee) colliders 02017

The alignment of the accelerator modules of the Cool Copper Collider C3 with the Rasnik 3-point alignment system 02018

Adiabatic self-matching of witness bunches in a plasma wakefield accelerator 02019

Commercialization and Fundamental Research of Waste Heat Recovery Technology using Adsorption Heat Storage Materials 02020

ILC Vanguard Initiative 02021

Status of the CEPC Project 02022

Detector

Highlights from LHC Detector Upgrades 03001

The Quest of Building a Precision TPC Field Cage 03002

Tracking Performance Studies for Future Circular Collider (FCCee) with CLD Detector 03003

Test-beam measurements of instrumented sensor planes for a highly compact and granular electromagnetic calorimeter 03004

The SiD Digital ECal Based on Monolithic Active Pixel Sensors 03005

Longitudinal structure optimization for a high density electromagnetic calorimeter 03006

Novel position reconstruction methods for highly granular electromagnetic calorimeters 03007

Developing the KinkFinder for ILD 03008

Development of particle flow algorithm with GNN for Higgs factories 03009

Particle-flow reconstruction with Transformer 03010

Application of Particle Transformer to quark flavor tagging in the ILC project 03011

R&D of the EM Calorimeter Energy Calibration with Machine Learning based on the low-level features of the Cluster 03012

Conference announcements

Physics case for an e⁺e⁻ collider at 500 GeV and above 01001

Prospects of measuring quantum entanglement in ττ final states at a future e⁺e⁻ Higgs factory 01005

CP violation of the loop induced H^± → W^±Z decays in the general two Higgs doublet model 01007

Higgs Production at µ⁺µ⁺ Colliders. Based on hep-ph/2408.01068 [1] 01011

Testing the gauged U(1)_B–L model for loop induced neutrino mass with dark matter 01017

Reimagining e⁺e⁻ collider precision luminosity measurements 01024

Prospects for light exotic scalar measurements at the e⁺e⁻ Higgs factory 01026

µ⁻µ⁺ → ν_µν_µttH amplitudes in the Feynman-diagram gauge 01028

Search for the Exotic Decay of the Higgs Boson into a Pair of Light (Pseudo-)Scalar Higgs Boson in e⁺e⁻ Collider 01029

τ̃ searches at future e⁺e⁻ colliders 01030

Investigating hidden sectors at future e⁺e⁻ colliders through two-particle angular correlations 01031

Capture Cavities For The Cw Polarized Positron Source Ce⁺baf 02009

The alignment of the accelerator modules of the Cool Copper Collider C³ with the Rasnik 3-point alignment system 02018