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Related papers: Concept for a Future Super Proton-Proton Collider

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Future Higgs factories can reach impressive precision on Higgs property measurements. In this paper, instead of conventional focus of Higgs precision in certain interaction bases, we explored its sensitivity to new physics models at the…

High Energy Physics - Phenomenology · Physics 2019-08-17 Jiayin Gu , Honglei Li , Zhen Liu , Shufang Su , Wei Su

A $\gamma\gamma$ collider, either in conjunction with an $e^+e^-$ linear collider or as a stand-alone facility, offers a very attractive Higgs physics programme at relatively low centre-of-mass (c.m.) energies. While the Higgs boson that…

High Energy Physics - Phenomenology · Physics 2025-10-07 Marten Berger , Johannes Braathen , Gudrid Moortgat-Pick , Georg Weiglein

The search for physics beyond the Standard Model motivates new high-energy accelerators, which will require high luminosities in order to produce interesting new heavy particles. Using the Higgs boson and supersymmetry as examples, we…

High Energy Physics - Experiment · Physics 2007-05-23 John Ellis

The Circular Electron Positron Collider (CEPC) is a future Higgs factory to measure the Higgs boson properties. Like the other future experiments, the simulation software plays a crucial role in CEPC for detector designs, algorithm…

Instrumentation and Detectors · Physics 2025-01-10 Tao Lin , Weidong Li , Xingtao Huang , Teng Li , Ziyan Deng , Chengdong Fu , Jiaheng Zou

Physics Beyond Colliders is an exploratory study aimed at exploiting the full scientific potential of CERN's accelerator complex and its scientific infrastructure in the next two decades through projects complementary to the LHC, HL-LHC and…

A new particle with mass ~ 125 GeV that resembles the Higgs boson has recently been discovered by ATLAS and CMS. We propose a low-energy gamma-gamma collider as a cost- and time-efficient option for a Higgs factory capable of studying this…

Accelerator Physics · Physics 2012-08-15 S. A. Bogacz , J. Ellis , L. Lusito , D. Schulte , T. Takahashi , M. Velasco , M. Zanetti , F. Zimmermann

One of the main motivations for low energy supersymmetric theories is their ability to address the hierarchy and naturalness problems in the Higgs sector of the Standard Model. In these theories, at least two doublets of scalar fields are…

High Energy Physics - Phenomenology · Physics 2010-04-21 Abdelhak Djouadi

We study direct searches of additional Higgs bosons in multi-top-quarks events at the LHC with the collision energy of 14 TeV as well as the International Linear Collider (ILC) with the collision energy of 1 TeV. As a benchmark model, we…

High Energy Physics - Phenomenology · Physics 2015-05-20 Hiroshi Yokoya

The physics prospect at future linear $e^{+}e^{-}$ colliders for the study of the Higgs triple self-coupling via the process of $e^{+}e^{-}\to ZHH$ is investigated. In this paper, we calculate the contribution of the new particles predicted…

High Energy Physics - Phenomenology · Physics 2008-11-26 Yao-Bei Liu , Lin-Lin Du , Xue-Lei Wang

We analyze the possibility of detecting one of the three scalar Higgs bosons in the next-to-minimal supersymmetric model at the future $e^+e^-$ linear collider, by examining their productions via the Higgsstrahlung process. The production…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. R. Kim , G. Kreyerhoff , S. K. Oh

We show that forward proton tagging may significantly enlarge the potential of studying the Higgs sector at the LHC. We concentrate on Higgs production via central exclusive diffractive processes (CEDP). Particular attention is paid to…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. B. Kaidalov , V. A. Khoze , A. D. Martin , M. G. Ryskin

This review is based on the talk presented at the SUSY 2012 (Beijing). The new particle around 125 GeV observed at the Large Hadron Collider (LHC) is almost consistent with the standard model Higgs boson, except that the diphoton decay mode…

High Energy Physics - Phenomenology · Physics 2012-12-24 Jung Chang , Kingman Cheung , Po-Yan Tseng , Tzu-Chiang Yuan

On July 4, 2012, the discovery of a new boson, with mass around 125 GeV/c2 and with properties compatible with those of a standard-model Higgs boson, was announced at CERN. In this context, a high-luminosity electron-positron collider ring,…

Hadron colliders at the energy frontier offer significant discovery potential through precise measurements of Standard Model processes and direct searches for new particles and interactions. A future hadron collider would enhance the…

High Energy Physics - Experiment · Physics 2025-11-19 Viviana Cavaliere , Monica Dunford , Heather M. Gray , Elliot Lipeles , Alison Lister , Clara Nellist

Two photon collisions offer a variety of physics studies that can be performed at the future electron-positron colliders. Using the planned CEPC parameters as a benchmark we consider several topics to be studied in the two-photon…

High Energy Physics - Phenomenology · Physics 2022-12-14 I. R. Boyko , V. V. Bytev , A. S. Zhemchugov

The Future Circular Collider study is exploring possible designs of circular colliders for the post-LHC era, as recommended by the European Strategy Group for High Energy Physics. One such option is FCC-hh, a proton-proton collider with a…

``All future $e^+e^-$ Higgs factories have similar reach for the precise measurement of the Higgs boson properties.'': this popular statement has often led to the impression that all $\rm e^+e^-$ options are scientifically equivalent when…

High Energy Physics - Phenomenology · Physics 2024-12-18 Alain Blondel , Christophe Grojean , Patrick Janot , Guy Wilkinson

While the particle physics community is eagerly waiting for a positive sign for the construction of the next energy frontier collider, developments continue to advance the detector capabilities. New methods and algorithms are being…

High Energy Physics - Experiment · Physics 2022-12-15 Ulrich Einhaus , Bohdan Dudar , Jenny List , Yasser Radkhorrami , Julie Torndal

One of the central goals of the physics program at the future colliders is to elucidate the origin of electroweak symmetry breaking, including precision measurements of the Higgs sector. This includes a detailed study of Higgs boson (H)…

We investigate the possibility of probing an extra Higgs boson at future linear $e^+ e^-$ colliders. We consider the production process $e^+e^- \to H\nu \bar\nu$, followed by the decay $H \to W^+W^-$, where $H$ is the extra…

High Energy Physics - Phenomenology · Physics 2025-11-05 Wei-Shu Hou , Mohamed Krab