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Jun Yong Kim

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Related publications (134)

Page 4 of 7

Lepton-Flavor-Dependent Angular Analysis of B -> K*l(+)l(-)

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

We present a measurement of angular observables and a test of lepton flavor universality in the B -> K(+)l(+)l(-) decay, where l is either e or mu. The analysis is performed on a data sample corresponding to an integrated luminosity of 711 fb(-1) containin ...

Amer Physical Soc2017

Search for CP Violation in D-0 -> pi(0)pi(0) Decays

Olivier Schneider, Mingkui Wang, Chao Wang, Jun Yong Kim

We search for CP violation in neutral charm meson decays using a data sample with an integrated luminosity of 966 fb(-1) collected with the Belle detector at the KEKB e(+)e(-) asymmetric-energy collider. The asymmetry obtained in the rate of D-0 and (D) ov ...

Amer Physical Soc2014

First observation of gamma gamma -> p(p)over-barK(+)K(-) and search for exotic baryons in pK systems

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

The process gamma gamma -> p (p) over barK(+)K(-) and its intermediate processes are measured for the first time using a 980 fb(-1) data sample collected with the Belle detector at the KEKB asymmetric-energy e(+)e(-) collider. The production of p (p) over ...

American Physical Society2016

Measurement of time-dependent CP violation in B-0 -> K-S(0)pi(0)pi(0) decays

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

We report a measurement of time-dependent CP violation in B-0 -> K-S(0)pi(0)pi(0) decays using a data sample of 772 x 10(6) B (B) over bar pairs collected by the Belle experiment running at the (sic)(4S) resonance at the KEKB e(+)e(-) collider. This decay ...

American Physical Society2019

Search for a Light CP-odd Higgs Boson and Low-Mass Dark Matter at the Belle Experiment

Roberto Gargiani, Olivier Schneider, Sun Hee Kim, Chao Wang, Hiroyasu Yamamoto, Wondwossen Wubie Eshetu, Yong Chan Choi, Seyed Sina Mirrazavi Salehian, Arnaud Michel Gelb, Ke Huang, Gaétan Charles Antoine Giriat, Jun Yong Kim, Johannes Julius Thomas Marinus Swartjes, Mithilesh Nayak, Linlin Cao, Jiayun Shen, Tara Nanut, Martin Lubej, Chang-Hyun Park, Yiming Li

We report on the first Belle search for a light CP-odd Higgs boson, A(0), that decays into low mass dark matter, chi, in final states with a single photon and missing energy. We search for events produced via the dipion transition (sic)(2S) -> (sic)(1S)pi( ...

2019

Measurement of gamma gamma* -> pi(0) transition form factor at Belle

Remi Léandre Albert Louvot, Olivier Schneider, Chao Wang, Jun Yong Kim, Yiming Li

We report a measurement of the process gamma gamma* -> pi(0) with a 759 fb(-1) data sample recorded with the Belle detector at the KEKB asymmetric-energy e(+)e(-) collider. The pion transition form factor, F(Q(2)), is measured for the kinematical region 4 ...

American Physical Society2012

Measurement of the tau Lepton Polarization and R(D) in the Decay (B)over-bar -> D tau(-) (v)over-bar(tau)

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

We report the first measurement of the tau lepton polarization P-tau(D*) in the decay (B) over bar -> D* tau(-) (v) over bar (tau) as well as a newmeasurement of the ratio of the branching fractions R(D*) = B((B) over bar -> D* tau(-) (v) over bar (tau)) / ...

Amer Physical Soc2017

Measurement of branching fractions and CP violation parameters in B -> omega K decays with first evidence of CP violation in B-0 -> omega K-s(0)

Olivier Schneider, Mingkui Wang, Chao Wang, Jun Yong Kim, Yiming Li

We present a measurement of the branching fractions and charge- parity-( CP-) violating parameters in B..K decays. The results are obtained from the final data sample containing 772 x 10(6) BB _ pairs collected at the.d4S_ resonance with the Belle detector ...

American Physical Society2014

Measurement of time-dependent CP violation in B-0 - eta ' K-0 decays

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

We present a measurement of the time-dependent CP violation parameters in B0 -> eta'K-0 decays. The measurement is based on the full data sample containing 772 x 10(6) B (B) over bar pairs collected at the Upsilon(4S) resonance using the Belle detector at ...

Springer Nature2014

Search for Lambda(+)(c) -> phi p pi(0) and branching fraction measurement of Lambda(+)(c) -> K- pi(+) p pi(0)

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

We have searched for the Cabibbo-suppressed decay Lambda(+)(c) -> pi p(0) in e(+) e(-) collisions using a data sample corresponding to an integrated luminosity of 915 fb(-1). The data were collected by the Belle experiment at the KEKB e(+) e(-) asymmetric- ...

American Physical Society2017

Precise Measurement of the CP Violation Parameter sin2 phi(1) in B-0 -> (c(c)over-bar) K-0 Decays

Aurelio Bay, Remi Léandre Albert Louvot, Olivier Schneider, Mingkui Wang, Chao Wang, Jun Yong Kim, Yiming Li

We present a precise measurement of the CP violation parameter sin2 phi(1) and the direct CP violation parameter A(f) using the final data sample of 772 x 10(6) B (B) over bar pairs collected at the gamma(4S) resonance with the Belle detector at the KEKB a ...

2012

First Observation of B-s(0) -> J/psi eta and B-s(0) -> J/psi eta '

Jean Wicht, Remi Léandre Albert Louvot, Olivier Schneider, Chao Wang, Jun Yong Kim, Yiming Li

We report first observations of B-s(0) -> J/psi eta and B-s(0) -> J/psi eta'. The results are obtained from 121.4 fb(-1) of data collected at the Gamma(5S) resonance with the Belle detector at the KEKB e(+)e(-) collider. We obtain the branching fractions B ...

2012

Search for a massive invisible particle X-0 in B+ -> e(+)X(0) and B+ -> mu X-+(0) decays

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

We present a search for a non-Standard-Model invisible particle X-0 in the mass range 0.1-1.8 GeV/c(2) in B+ -> e(+)X(0) and B+ -> mu X-+(0) decays. The results are obtained from a 711 fb(-1) data sample that corresponds to 772 x 10(6) B (B) over bar pairs ...

American Physical Society2016

Observation of B+ -> p(Lambda)over-barK(+) K- and B+ -> (p)over-bar Lambda K+ K+

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

We report the study of B+ -> p (Lambda) over barK(+)K(-) and B+ -> (p) over barK(+)K(+) decays using a 772 x 10(6) B (B) over bar pair data sample recorded on the gamma(4S) resonance with the Belle detector at KEKB. The following branching fractions are me ...

American Physical Society2019

Search for Time-Dependent CPT Violation in Hadronic and Semileptonic B Decays

Aurelio Bay, Remi Léandre Albert Louvot, Olivier Schneider, Chao Wang, Jun Yong Kim, Yiming Li

We report a new sensitive search for C P T violation, which includes improved measurements of the C P T-violating parameter z and the total decay-width difference normalized to the averaged width delta(d) delta(d) of the two B-d mass eigenstates . The resu ...

American Physical Society2012

Search for doubly charmed baryons and study of charmed strange baryons at Belle

Olivier Schneider, Mingkui Wang, Chao Wang, Jun Yong Kim, Yiming Li

We report results of a study of doubly charmed baryons and charmed strange baryons. The analysis is performed using a 980 fb(-1) data sample collected with the Belle detector at the KEKB asymmetric-energy e(+)e(-) collider. We search for doubly charmed bar ...

American Physical Society2014

Measurement of e(+)e(-) -> pi(+)pi(-)psi(2S) via initial state radiation at Belle

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

We report measurement of the cross section of e(+)e(-) -> pi(+)pi(-)psi(2S) between 4.0 and 5.5 GeV, based on an analysis of initial state radiation events in a 980 fb(-1) data sample recorded with the Belle detector. The properties of the Y(4360) and Y(46 ...

American Physical Society2015

Evidence for semileptonic B- -> p(p)over-barl(-)(nu)over-bar(l) decays

Olivier Schneider, Mingkui Wang, Chao Wang, Jun Yong Kim, Yiming Li

We find evidence for the semileptonic baryonic decay B- -> p (p) over barl(-)(nu) over bar (l) (l = e, mu), based on a data sample of 772 million B (B) over bar pairs collected at the Upsilon(4S) resonance with the Belle detector at the KEKB asymmetric-ene ...

American Physical Society2014

Search for the decay B-0 -> phi gamma

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

We have searched for the decay B-0 -> phi gamma sing the full Belle data set of 772 x 10(6) B (B) over bar pairs collected at the gamma(4S) resonance with the Belle detector at the KEKB e(+)e(-) collider. No signal is observed, and we set an upper limit on ...

American Physical Society2016

Measurement of e(+)e(-) -> omega pi(0), K(892)(K)over-bar and K-2(1430)(K)over-bar at root s near 10.6 GeV

Olivier Schneider, Chao Wang, Jun Yong Kim, Yiming Li

Using data samples of 89 fb(-1), 703 fb(-1), and 121 fb(-1) collected with the Belle detector at the KEKB asymmetric-energy e(+)e(-) collider at center-of-mass energies 10.52 GeV, 10.58 GeV, and 10.876 GeV, respectively, we study the exclusive reactions e( ...

American Physical Society2013