Publications related to Scalar meson

Search for the exotic decay of the Higgs boson into two light pseudoscalars with four photons in the final state in proton-proton collisions at √s=13 TeV

Jian Wang, Matthias Finger, Qian Wang, Yiming Li, João Miguel das Neves Duarte, Matthias Wolf, Varun Sharma, Yi Zhang, Lei Zhang, Tian Cheng, Yixing Chen, Alexis Kalogeropoulos, Ioannis Papadopoulos, Hua Zhang, Siyuan Wang, Jessica Prisciandaro, Xin Chen, Michele Bianco, Sebastiana Gianì, Sun Hee Kim, Davide Di Croce, Guido Andreassi, Arvind Shah, Jian Zhao, Rakesh Chawla, Jan Steggemann, Konstantin Androsov, Anna Mascellani, Federica Legger, Gabriele Grosso

A search for the exotic decay of the Higgs boson to a pair of light pseudoscalars, each of which subsequently decays into a pair of photons, is presented. The search uses data from proton-proton collisions at root s = 13TeV recorded with the CMS detector a ...

Springer Nature2023

The nature of X(3872) from high-multiplicity pp collisions

Angelo Esposito

The structure of exotic resonances that do not trivially fit the usual quark model expectations has been a matter of intense scientific debate during the last two decades. A possible way of estimating the size of these states is to study their behavior whe ...

SPRINGER2021

Angular analysis of B0->D-Ds+ with Ds+-> Ds+gamma decays

Jian Wang, Mingkui Wang, Olivier Schneider, Zhirui Xu, Chao Wang, Yiming Li, Yi Zhang, Lei Zhang, Yi Wang, Aurelio Bay, Ho Ling Li, Guido Haefeli, Tatsuya Nakada, Christoph Frei, Mark Tobin, Frédéric Blanc, Maurizio Martinelli, Vladislav Balagura, Liang Sun, Lesya Shchutska, François Fleuret, Liupan An, Renato Quagliani, Maxime Schubiger, Hang Yin, Preema Rennee Pais, Aravindhan Venkateswaran, Elena Graverini, Michel De Cian, Vladimir Macko, Federico Leo Redi, Sebastian Schulte, Tommaso Colombo, Donal Patrick Hill, Vitalii Lisovskyi, Tara Nanut, Minh Tâm Tran, Violaine Bellée, Guillaume Max Pietrzyk, Pavol Stefko, Maria Vieites Diaz, Marie Theres Christin Bachmayer, Lino Ferreira Lopes, Matthieu Philippe Luther Marinangeli, Serhii Cholak, Veronica Sølund Kirsebom, Ettore Zaffaroni, Maria Elena Stramaglia, Surapat Ek-In, Ana Bárbara Rodrigues Cavalcante, Sara Celani, Carina Trippl, Arnout Lodewijk M Beckers, Sonia Amina Bouchiba, Thi Dung Nguyen, Maxim Karpov, Alison Maria Tully, Mâu Chung Nguyên, Maarten Willibrord Uriël Van Dijk, Simone Meloni, Xiaoqing Zhou, Valérie Jeanne Thérèse Renaudin-Schouler, Elisabeth Maria Niel, Alexandre Brea Rodriguez, Marco Guarise

The first full angular analysis of the B0 -> D-Ds+ decay is performed using 6 fb(-1) of pp collision data collected with the LHCb experiment at a centre-of-mass energy of 13 TeV. The Ds+-> Ds+gamma and D*- -> D0- vector meson decays ar ...

Springer Nature2021

Probing the topology of the quantum analog of a classical skyrmion

Frédéric Mila, Jeanne Colbois

In magnetism, skyrmions correspond to classical three-dimensional spin textures characterized by a topological invariant that keeps track of the winding of the magnetization in real space, a property that cannot be easily generalized to the quantum case si ...

2021

Determination of quantum numbers for several excited charmed mesons observed in B- -> D*(+)pi(-) pi(-) decays

Jian Wang, Mingkui Wang, Olivier Schneider, Zhirui Xu, Yiming Li, Yi Zhang, Lei Zhang, Yi Wang, Aurelio Bay, Guido Haefeli, Jessica Prisciandaro, Tatsuya Nakada, Christoph Frei, Mark Tobin, Frédéric Blanc, Greig Alan Cowan, Maurizio Martinelli, Vladislav Balagura, Donal Patrick Hill, Liang Sun, François Fleuret, Mirco Dorigo, Liupan An, Elena Graverini, Federico Leo Redi, Renato Quagliani, Hang Yin, Maria Vieites Diaz, Aravindhan Venkateswaran, Michel De Cian, Vladimir Macko, Luis Miguel Garcia Martin, Sebastian Schulte, Tommaso Colombo, Vitalii Lisovskyi, Tara Nanut, Minh Tâm Tran, Violaine Bellée, Guillaume Max Pietrzyk, Pavol Stefko, Pietro Marino, Lino Ferreira Lopes, Matthieu Philippe Luther Marinangeli, Veronica Sølund Kirsebom, Maria Elena Stramaglia, Ana Bárbara Rodrigues Cavalcante, Guido Andreassi, Luca Pescatore, Preema Rennee Pais, Maxime Schubiger, Plamen Hristov Hopchev, Chitsanu Khurewathanakul, Thi Dung Nguyen, Olivier Göran Girard, Mâu Chung Nguyên, Axel Kuonen, Vincenzo Battista, Conor Thomas Fitzpatrick, Brice Emile Maurin

A four-body amplitude analysis of the B- -> D*(+)pi(-) pi(-) decay is performed, where fractions and relative phases of the various resonances contributing to the decay are measured. Several quasi-model-independent analyses are performed aimed at searching ...

American Physical Society2020

Precision measurement of the B-c(+) meson mass

Jian Wang, Mingkui Wang, Olivier Schneider, Zhirui Xu, Yiming Li, Yi Zhang, Lei Zhang, Yi Wang, Aurelio Bay, Ho Ling Li, Guido Haefeli, Tatsuya Nakada, Christoph Frei, Mark Tobin, Frédéric Blanc, Maurizio Martinelli, Vladislav Balagura, Donal Patrick Hill, Liang Sun, Lesya Shchutska, François Fleuret, Mirco Dorigo, Liupan An, Renato Quagliani, Maxime Schubiger, Hang Yin, Aravindhan Venkateswaran, Elena Graverini, Michel De Cian, Vladimir Macko, Federico Leo Redi, Luis Miguel Garcia Martin, Sebastian Schulte, Tommaso Colombo, Vitalii Lisovskyi, Tara Nanut, Minh Tâm Tran, Violaine Bellée, Guillaume Max Pietrzyk, Pavol Stefko, Pietro Marino, Maria Vieites Diaz, Lino Ferreira Lopes, Matthieu Philippe Luther Marinangeli, Serhii Cholak, Veronica Sølund Kirsebom, Maria Elena Stramaglia, Surapat Ek-In, Ana Bárbara Rodrigues Cavalcante, Guido Andreassi, Sara Celani, Preema Rennee Pais, Katharina Müller, Plamen Hristov Hopchev, Carina Trippl, Arnout Lodewijk M Beckers, Thi Dung Nguyen, Alison Maria Tully, Mâu Chung Nguyên, Simone Meloni, Xiaoqing Zhou, Elisabeth Maria Niel, Alexandre Brea Rodriguez, Marco Guarise

A precision measurement of the B-c(+) meson mass is performed using proton- proton collision data collected with the LHCb experiment at centre-of-mass energies of 7, 8 and 13 TeV, corresponding to a total integrated luminosity of 9.0 fb(-1). The B-c(+) mes ...

Springer Nature2020

Search for CP violation with kinematic asymmetries in the D-0 -> K+K- pi(+)pi(-) decay

Mingkui Wang, Olivier Schneider, Chao Wang, Yiming Li, Sun Hee Kim, Jun Yong Kim, Kyung Taek Cho, Mithilesh Nayak, Yifei Guan

We search for CP violation in the singly-Cabibbo-suppressed decay D-0 -> K+K-pi(+)pi(-) using data corresponding to an integrated luminosity of 988 fb(-1) collected by the Belle detector at the KEKB e(+)e(-). We measure a set of five kinematically dependen ...

American Physical Society2019

Sensitivity of the SHiP experiment to Heavy Neutral Leptons

Aurelio Bay, Guido Haefeli, Lesya Shchutska, Elena Graverini, Maria Elena Stramaglia, Sun Hee Kim, Federico Leo Redi, Florian Maria Wurm, Mikhail Chapochnikov, Alexey Boyarsky, Oleg Ruchayskiy, Adriano Pastore, Nathalie Sophie Adeline Serra, Inar Timiryasov, Nikolaos Charitonidis, Jean-Loup Tastet, Ekaterina Kuznetsova, Johannes Richard Cornelis Geerit Kruis, Sargis Hakobyan, Erica Manfredi, Eirini Koukovini Platia

Heavy Neutral Leptons (HNLs) are hypothetical particles predicted by many extensions of the Standard Model. These particles can, among other things, explain the origin of neutrino masses, generate the observed matter-antimatter asymmetry in the Universe an ...

Springer Nature2019

Measurement of the relative B- -> D-0 / D*(0) / D**(0)mu(-)(nu)over-bar(mu) branching fractions using B- mesons from (B)over-bar(S)(2)*(0) decays

Jian Wang, Mingkui Wang, Olivier Schneider, Zhirui Xu, Yiming Li, Yi Zhang, Lei Zhang, Yi Wang, Aurelio Bay, Guido Haefeli, Jessica Prisciandaro, Tatsuya Nakada, Mark Tobin, Frédéric Blanc, Minh Tâm Tran, Greig Alan Cowan, Maurizio Martinelli, Vladislav Balagura, Donal Patrick Hill, Liang Sun, Luca Pescatore, Mirco Dorigo, Jean Wicht, Sebastiana Gianì, Liupan An, Chitsanu Khurewathanakul, Plamen Hristov Hopchev, Renato Quagliani, Maxime Schubiger, Hang Yin, Guido Andreassi, Olivier Göran Girard, Axel Kuonen, Preema Rennee Pais, Aravindhan Venkateswaran, Elena Graverini, Michel De Cian, Maria Elena Stramaglia, Vladimir Macko, Federico Leo Redi, Luis Miguel Garcia Martin, Tommaso Colombo, Vitalii Lisovskyi, Violaine Bellée, Guillaume Max Pietrzyk, Pavol Stefko, Pietro Marino, Maria Vieites Diaz, Lino Ferreira Lopes, Matthieu Philippe Luther Marinangeli, François Fleuret, Christoph Frei

The decay of the narrow resonance (B) over bar (s2)*(0 )-> B(-)K(+)can be used to determine the B- momentum in partially reconstructed decays without any assumptions on the decay products of the r meson. This technique is employed for the first time to dis ...

American Physical Society2019

Multiple Light Coupling and Routing via a Microspherical Resonator Integrated in a T-Shaped Optical Fiber Configuration System

Georgia Konstantinou

We demonstrate a three-port, light guiding and routing T-shaped configuration based on the combination of whispering gallery modes (WGMs) and micro-structured optical fibers (MOFs). This system includes a single mode optical fiber taper (SOFT), a slightly ...

2018

Measurement of cos 2 beta in B-0 -> D((*))h(0) with D -> K-S(0)pi(+) pi(-) decays by a combined time-dependent Dalitz plot analysis of BABAR and Belle data

Mingkui Wang, Olivier Schneider, Chao Wang, Yiming Li, Liang Sun, Sun Hee Kim, Songmei Wu, Tara Nanut, Jun Yong Kim, Greig Alan Cowan, Roberto Gargiani, Marilisa Neri, Alexandra Bondarenko, François Bianchi, Aaron James Rossini, Arnaud Michel Gelb, Yong Chan Choi, Gaétan Charles Antoine Giriat, Martin Lubej, Taoufiq Harach, Wondwossen Wubie Eshetu, Mithilesh Nayak, Johannes Julius Thomas Marinus Swartjes, Jiayun Shen, Lorenzo Vitale, Amaury Robert Dame, Armend Gazmeno Hati, Amro Ahmed Hussien Ahmed

We report measurements of sin 2 beta and cos 2 beta using a time-dependent Dalitz plot analysis of B-0 -> D((*))h(0) with D -> K-S(0)pi(+)pi(-) decays, where the light unflavored and neutral hadron h(0) is a pi(0),eta, or omega meson. The analysis uses a c ...

American Physical Society2018

Measurement of the phase difference between short- and long-distance amplitudes in the B+ -> K+ mu(+) mu(-) decay

Jian Wang, Olivier Schneider, Zhirui Xu, Yiming Li, Yi Zhang, Lei Zhang, Aurelio Bay, Guido Haefeli, Jessica Prisciandaro, Tatsuya Nakada, Christoph Frei, Mark Tobin, Frédéric Blanc, Minh Tâm Tran, Michel De Cian, Greig Alan Cowan, Maurizio Martinelli, Vladislav Balagura, Donal Patrick Hill, Liang Sun, Pietro Marino, Luca Pescatore, François Fleuret, Mirco Dorigo, Jean Wicht, Liupan An, Elena Graverini, Federico Leo Redi, Chitsanu Khurewathanakul, Ilya Komarov, Renato Quagliani, Maxime Schubiger, Hang Yin, Guido Andreassi, Violaine Bellée, Maria Vieites Diaz, Olivier Göran Girard, Axel Kuonen, Preema Rennee Pais, Aravindhan Venkateswaran, Pavol Stefko, Luis Miguel Garcia Martin, Albert Puig Navarro, Katharina Müller, Lucía Castillo García

A measurement of the phase difference between the short- and long-distance contributions to the decay is performed by analysing the dimuon mass distribution. The analysis is based on pp collision data corresponding to an integrated luminosity of 3 collecte ...

Springer Science and Business Media LLC2017

Measurement of CP observables in B-+/- -> DK*(+/-) decays using two- and four-body D final states

Olivier Schneider, Yiming Li, Aurelio Bay, Guido Haefeli, Christoph Frei, Frédéric Blanc, Tatsuya Nakada, Michel De Cian, Luca Pescatore, François Fleuret, Elena Graverini, Chitsanu Khurewathanakul, Renato Quagliani, Aravindhan Venkateswaran, Luis Miguel Garcia Martin, Vitalii Lisovskyi, Jian Wang, Zhirui Xu, Yi Zhang, Lei Zhang, Jessica Prisciandaro, Mark Tobin, Minh Tâm Tran, Greig Alan Cowan, Maurizio Martinelli, Vladislav Balagura, Donal Patrick Hill, Liang Sun, Pietro Marino, Mirco Dorigo, Jean Wicht, Sebastiana Gianì, Liupan An, Federico Leo Redi, Ilya Komarov, Plamen Hristov Hopchev, Maxime Schubiger, Hang Yin, Guido Andreassi, Violaine Bellée, Maria Vieites Diaz, Olivier Göran Girard, Axel Kuonen, Preema Rennee Pais, Pavol Stefko, Maria Elena Stramaglia, Tommaso Colombo, Vladimir Macko

Measurements of CP observables in B-+/- -> DK*(+/-) decays are presented, where D denotes a superposition of D-0 and (D) over bar (0) meson states. Decays of the D meson to K-pi(+), K-K+, pi(-)pi(+), K-pi(+)pi(-)pi(+) and pi(-)pi(+)pi(-)pi(+) are used and ...

Springer Nature2017

Observation of D-0 -> rho(0)gamma and Search for CP Violation in Radiative Charm Decays

Mingkui Wang, Olivier Schneider, Chao Wang, Yiming Li, Sun Hee Kim, Tara Nanut, Jun Yong Kim

We report the first observation of the radiative charm decay D-0 -> rho(0)gamma and the first search for CP violation in decays D-0 -> rho(0)gamma, phi gamma, and (K) over bar (*0)(892)gamma, using a data sample of 943 fb(-1) collected with the Belle detec ...

Amer Physical Soc2017