Search Results - "Anh Ky, N."
-
1
Neutrino masses in an [Formula omitted]-electroweak model with a scalar decuplet
Published in The European physical journal. C, Particles and fields (12-10-2019)“…A neutrino mass model is suggested within an [Formula omitted]-electroweak theory. The smallness of neutrino masses can be guaranteed by a seesaw mechanism…”
Get full text
Journal Article -
2
Novel method for the identification of the production flavor of neutral charmed mesons
Published 06-04-2023“…Phys. Rev. D 107, 112010 (2023) We propose a new algorithm for the identification of the production flavor of neutral $D$ mesons in the Belle II experiment…”
Get full text
Journal Article -
3
Neutrino masses in an $$SU(4)\otimes U(1)$$-electroweak model with a scalar decuplet
Published in The European physical journal. C, Particles and fields (01-10-2019)“…Abstract A neutrino mass model is suggested within an $$SU(4)\otimes U(1)$$ S U ( 4 ) ⊗ U ( 1 ) -electroweak theory. The smallness of neutrino masses can be…”
Get full text
Journal Article -
4
Neutrino masses in an $$SU(4)\otimes U(1)$$ SU(4)⊗U(1) -electroweak model with a scalar decuplet
Published in The European physical journal. C, Particles and fields (01-10-2019)“…Abstract A neutrino mass model is suggested within an $$SU(4)\otimes U(1)$$ SU(4)⊗U(1) -electroweak theory. The smallness of neutrino masses can be guaranteed…”
Get full text
Journal Article -
5
Neutrino masses in an SU(4)⊗U(1)-electroweak model with a scalar decuplet
Published in The European physical journal. C, Particles and fields (01-10-2019)“…A neutrino mass model is suggested within an S U ( 4 ) ⊗ U ( 1 ) -electroweak theory. The smallness of neutrino masses can be guaranteed by a seesaw mechanism…”
Get full text
Journal Article -
6
Test of Light-Lepton Universality in the Rates of Inclusive Semileptonic B -Meson Decays at Belle II
Published in Physical review letters (02-08-2023)“…We present the first measurement of the ratio of branching fractions of inclusive semileptonic $B$-meson decays, $R(X_{e/\mu}) = \mathcal{B}(B\to X \, e \,…”
Get full text
Journal Article -
7
Measurement of the Λ c + Lifetime
Published in Physical review letters (16-02-2023)“…An absolute measurement of the $\Lambda^{+}_c$ lifetime is reported using $\Lambda_c^+\rightarrow pK^-\pi^+$ decays in events reconstructed from data collected…”
Get full text
Journal Article -
8
Measurement of CP Violation in B0 → KS0π0 Decays at Belle II
Published in Physical review letters (14-09-2023)“…We report a measurement of the $C\!P$-violating parameters $A$ and $S$ in $B^{0}\to K_{S}^{0} \pi^{0}$ decays at Belle II using a sample of $387\times 10^{6}$…”
Get full text
Journal Article -
9
Tests of Light-Lepton Universality in Angular Asymmetries of B0→D-ℓν Decays
Published in Physical review letters (03-11-2023)“…We present the first comprehensive tests of light-lepton universality in the angular distributions of semileptonic $B^0$-meson decays to charged spin-1 charmed…”
Get full text
Journal Article -
10
Measurement of the energy dependence of the e+e− → $$ B\overline{B} $$, $$ B{\overline{B}}^{\ast } $$, and $$ {B}^{\ast }{\overline{B}}^{\ast } $$ cross sections at Belle II
Published in The journal of high energy physics (15-10-2024)“…A bstract We report measurements of the e + e − → $$ B\overline{B} $$ B B ¯ , $$ B{\overline{B}}^{\ast } $$ B B ¯ ∗ , and $$ {B}^{\ast }{\overline{B}}^{\ast }…”
Get full text
Journal Article -
11
Measurements of the branching fractions of $$ {\Xi}_c^0\to {\Xi}^0{\pi}^0 $$, $$ {\Xi}_c^0\to {\Xi}^0\eta $$, and $$ {\Xi}_c^0\to {\Xi}^0{\eta}^{\prime } $$ and asymmetry parameter of $$ {\Xi}_c^0\to {\Xi}^0{\pi}^0
Published in The journal of high energy physics (04-10-2024)“…A bstract We present a study of $$ {\Xi}_c^0\to {\Xi}^0{\pi}^0 $$ Ξ c 0 → Ξ 0 π 0 , $$ {\Xi}_c^0\to {\Xi}^0\eta $$ Ξ c 0 → Ξ 0 η , and $$ {\Xi}_c^0\to…”
Get full text
Journal Article -
12
Measurement of the branching fractions of $$ \overline{B} $$ → D()K−$$ {K}_{(S)}^{\left(\ast \right)0} $$ and $$ \overline{B} $$ → D()$$ {D}_s^{-} $$ decays at Belle II
Published in The journal of high energy physics (26-08-2024)“…Abstract We present measurements of the branching fractions of eight $$ {\overline{B}}^0 $$ B ¯ 0 → D (*)+ K − $$ {K}_{(S)}^{\left(\ast \right)0} $$ K S ∗ 0 ,…”
Get full text
Journal Article -
13
Measurement of the integrated luminosity of the Phase 2 data of the Belle II experiment
Published 03-12-2019“…Chinese Phys. C 44, 021001 (2020) From April to July 2018, a data sample at the peak energy of the $\Upsilon(4S)$ resonance was collected with the Belle~II…”
Get full text
Journal Article -
14
Precise Measurement of the D s + Lifetime at Belle II
Published in Physical review letters (01-10-2023)“…We measure the lifetime of the $D_s^+$ meson using a data sample of 207 fb$^{-1}$ collected by the Belle II experiment running at the SuperKEKB…”
Get full text
Journal Article -
15
Tests of Light-Lepton Universality in Angular Asymmetries of B 0 → D − ℓ ν Decays
Published in Physical review letters (01-10-2023)Get full text
Journal Article -
16
Search for a $\tau^+\tau^-$ resonance in $e^{+}e^{-}\rightarrow \mu^{+}\mu^{-} \tau^+\tau^-$ events with the Belle II experiment
Published in Physical review letters (21-09-2023)“…We report the first search for a non-standard-model resonance decaying into $\tau$ pairs in $e^{+}e^{-}\rightarrow \mu^{+}\mu^{-} \tau^+\tau^-$ events in the…”
Get full text
Journal Article -
17
Measurement of C P Violation in B 0 → K S 0 π 0 Decays at Belle II
Published in Physical review letters (01-09-2023)“…We report a measurement of the C P -violating parameters C and S in B 0 → K S 0 π 0 decays at Belle II using a sample of 387 × 10 6 B B ¯ events recorded in e…”
Get full text
Journal Article -
18
Search for an invisible $Z^\prime$ in a final state with two muons and missing energy at Belle II
Published in Physical review letters (07-06-2023)“…The $L_{\mu}-L_{\tau}$ extension of the standard model predicts the existence of a lepton-flavor-universality-violating $Z^{\prime}$ boson that couples only to…”
Get full text
Journal Article -
19
The Belle II Physics Book
Published 03-09-2019“…Prog Theor Exp Phys (2019) We present the physics program of the Belle II experiment, located on the intensity frontier SuperKEKB $e^+e^-$ collider. Belle II…”
Get full text
Journal Article -
20
Observation of $e^+e^-\to\omega\chi_{bJ}(1P)$ and search for $X_b \to \omega\Upsilon(1S)$ at $\sqrt{s}$ near 10.75 GeV
Published in Physical review letters (03-03-2023)“…We study the processes $e^+e^-\to\omega\chi_{bJ}(1P)$ ($J$ = 0, 1, or 2) using samples at center-of-mass energies $\sqrt{s}$ = 10.701, 10.745, and 10.805 GeV,…”
Get full text
Journal Article