Improved measurement of the decays $\hat{I}{\cdot }^{\prime }\to \ddot{I}{€}^{+}\ddot{I}{€}^{-}\ddot{I}{€}^{+(0)}\ddot{I}{€}^{-(0)}$ and search for the rare decay $\hat{I}{\cdot }^{\prime }\to 4\ddot{I}{€}^0$

BESIII Collaboration, M. Ablikim, M. N. Achasov +617

Using a sample of 10 billion $J/\ddot{I}ˆ$ events collected with the BESIII detector, the decays $\hat{I}{\cdot }^{\prime }\to \ddot{I}{€}^{+}\ddot{I}{€}^{-}\ddot{I}{€}^{+}\ddot{I}{€}^{-}$, $\hat{I}{\cdot }^{\prime }\to \ddot{I}{€}^{+}\ddot{I}{€}^{-}\ddot{I}{€}^0\ddot{I}{€}^0$ and $η' \to 4 π^{…

Study of the $f_0(980)$ and $f_0(500)$ Scalar Mesons through the Decay $D_s^{+}\to \ddot{I}{€}^{+}\ddot{I}{€}^{-}{e}^{+}\hat{I}{½}_e$

BESIII Collaboration, M. Ablikim, M. N. Achasov +605

Using $e^{+}{e}^{-}$ collision data corresponding to an integrated luminosity of 7.33~$\mathrm{f}{\mathrm{b}}^{-1}$ recorded by the BESIII detector at center-of-mass energies between 4.128 and 4.226~$…

Search for $K_S^0$ invisible decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Based on $(1.0087\pm 0.0044)\times 10^{10}$ $J/\ddot{I}ˆ$ events collected with the BESIII detector at the BEPCII $e^{+}{e}^{-}$ storage ring, we search for $K_S^0$ invisible decays via the $…

Search for the charged lepton flavor violating decay $\hat{I}\cdot \to e^{\pm }\hat{I}{¼}^{\mp }$

M. Ablikim, M. N. Achasov, P. Adlarson +708

Based on $(10.087\pm 0.044)\times 10^{9}J/\ddot{I}ˆ$ events collected at the center-of-mass energy $\sqrt{s}=3.097$~GeV with the BESIII detector, we search for the charged lepton fla…

Observation of $\ddot{I}ˆ(3686)\to 3\ddot{I}•$

BESIII Collaboration, M. Ablikim, M. N. Achasov +651

Using $(2.712\pm 0.014)\times 10^9$ $\ddot{I}ˆ(3686)$ events collected by the BESIII detector operating at the BEPCII collider, we report the first observation of $\ddot{I}ˆ(3686)\to 3\ddot{I}•$ decay w…

Search for the semileptonic decays $D_s^{+}\to K_1(1270{)}^0{e}^{+}\hat{I}{½}_e$ and $D_s^{+}\to b_1(1235{)}^0{e}^{+}\hat{I}{½}_e$

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

By analyzing 7.33\,fb${}^{-1}$ of $e^{+}{e}^{-}$ collision data collected at center-of-mass energies between 4.128 and 4.226 GeV with the BESIII detector, we search for the semileptonic de…

Updated model-independent measurement of the strong-phase differences between $D^0$ and ${\bar{D}}^0\to K_{S/L}^0\ddot{I}{€}^{+}\ddot{I}{€}^{-}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +688

The strong-phase differences between $D^0\to K_{S/L}^0\ddot{I}{€}^{+}\ddot{I}{€}^{-}$ and ${\bar{D}}^0\to K_{S/L}^0\ddot{I}{€}^{+}\ddot{I}{€}^{-}$ decays are one of the most important inputs in measuring the $CP$ violating a…

Measurement of $\hat{I}{\pounds }^{+}$ transverse polarization in $e^{+}{e}^{-}$ collisions at $\sqrt{s}=3.68-3.71$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +645

Using $e^{+}{e}^{-}$ collision data collected with the BESIII detector at seven energy points ranging from 3.68 to 3.71 GeV and corresponding to an integrated luminosity of $652.1~{\rm p…

Amplitude Analysis of Singly Cabibbo-Suppressed Decay $\hat{I}{›}_c^{+}\to p{K}^{+}{K}^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +683

Using a sample of $e^{+}{e}^{-}$ annihilation data corresponding to an integrated luminosity of 4.4 ${\mathrm{fb}}^{-1}$ collected with the BESIII detector at the BEPCII collider and produ…

First measurement of $\hat{I}{\pounds }^{+}n\to \hat{I}›p$ and $\hat{I}{\pounds }^{+}n\to \hat{I}{\pounds }^{0}p$ cross sections via $\hat{I}{\pounds }^{+}$-nucleus scattering at an electron-positron collider

BESIII Collaboration, M. Ablikim, M. N. Achasov +678

Using $(1.0087\pm 0.0044)\times 10^{10}$ $J/\ddot{I}ˆ$ events collected with the BESIII detector at the BEPCII storage ring, the reactions $\hat{I}{\pounds }^{+}n\to \hat{I}›p$ and $Σ^{+}n\rightarrowΣ^…

Observation of $\ddot{I}ˆ(3686)\to K^{-}\hat{I}›(1520)\bar{\hat{I}}{ž}^{+}+c.c.$

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Based on $(2712.4\pm 14.3)\times 10^6$ $\ddot{I}ˆ(3686)$ events collected at the BESIII detector operating at the BEPCII collider, we present the first observation of the decay $ψ(3686)…

Search for $X(1870)$ via the decay $J/\ddot{I}ˆ\to \ddot{I}‰K^{+}{K}^{-}\hat{I}\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +649

Using a sample of $(10087\pm 44)\times 10^6$ $J/\ddot{I}ˆ$ events collected by the BESIII detector at the BEPCII collider, we search for the decay $X(1870)\to K^{+}{K}^{-}\hat{I}\cdot$ via the $J/ψ\to…

Amplitude analysis and branching fraction measurement of the Cabibbo-favored decay $D^{+}\to K^{-}\ddot{I}{€}^{+}\ddot{I}{€}^{+}\ddot{I}{€}^0$

BESIII Collaboration, M. Ablikim, M. N. Achasov +657

An amplitude analysis of the Cabibbo-favored decay $D^{+}\to K^{-}\ddot{I}{€}^{+}\ddot{I}{€}^{+}\ddot{I}{€}^0$ is performed, using 7.93 ${\mathrm{fb}}^{-1}$ of $e^{+}{e}^{-}$ collision data collected with the BESIII detector a…

Demonstrating CBM Capabilities by $\hat{I}›$ Baryon Reconstruction in Ni+Ni Collisions with the mCBM Experiment at SIS18 of GSI/FAIR

CBM Collaboration, A. Agarwal, Z. Ahammed +338

The Compressed Baryonic Matter (CBM) experiment at the upcoming Facility for Antiproton and Ion Research (FAIR) is a high-rate fixed-target experiment designed to investigate nucle…

Dislocations and the enhancement of superconductivity in odd-parity superconductor Sr${}_2$RuO${}_4$

Y. A. Ying, N. E. Staley, Y. Xin +6

We report observation of the enhancement of superconductivity near lattice dislocations and the absence of the strengthening of vortex pinning in odd-parity superconductor Sr${}_2$Ru…

Search for the charmonium weak decay $J/\ddot{I}ˆ\to {\bar{D}}^0{\bar{K}}^{\ast 0}+c.c.$

BESIII Collaboration, M. Ablikim, M. N. Achasov +699

Based on a sample of $(10087\pm 44)\times 10^6$ $J/\ddot{I}ˆ$ events collected at the center-of-mass energy $\sqrt{s}$ = 3.0969 GeV with the BESIII detector, we search for the charmonium ra…

First energy scan measurement of $e^{+}{e}^{-}\to K^{+}{K}^{-}$ around the $\ddot{I}ˆ(2S)$ resonance

BESIII Collaboration, M. Ablikim, M. N. Achasov +684

We report the precise energy scan measurement of the cross section lineshape of $\ddot{I}ˆ(2S)\to K^{+}{K}^{-}$. The analysis is based on $e^{+}{e}^{-}$ collision data corresponding to an int…

Determination of Spin-parity Quantum Numbers for the Narrow Structure Near the $p\bar{\hat{I}}›$ Threshold in $e^{+}{e}^{-}\to p{K}^{-}\bar{\hat{I}}›+c.c.$

BESIII Collaboration, M. Ablikim, M. N. Achasov +593

A narrow structure in the $p\bar{\hat{I}}›$ system near the mass threshold, named as $X(2085)$, is observed in the process $e^{+}{e}^{-}\to p{K}^{-}\bar{\hat{I}}›$ with a statistical significance greater…

Determination of U-spin breaking parameters with an amplitude analysis of the decay $D^0\to K_{\mathrm{L}}^0\ddot{I}{€}^{+}\ddot{I}{€}^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +605

We present a study of the resonant structure of the decay $D^0\to K_{\mathrm{L}}^0\ddot{I}{€}^{+}\ddot{I}{€}^{-}$, using quantum-correlated $D^0{\bar{D}}^0$ data produced at $\sqrt{s}=3.773$ GeV. The data sam…

Observation of an Altered $a_0(980)$ Line shape in $D^{+}\to \ddot{I}{€}^{+}\hat{I}\cdot \hat{I}\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +693

Using $20.3{\mathrm{fb}}^{-1}$ of $e^{+}{e}^{-}$ collision data collected with the BESIII detector at $\sqrt{s}=3.773\mathrm{GeV}$, we perform the first amplitude analysis of the decay $D^+\to…

Observation of $D^{+}\to K_S^0{a}_0(980{)}^{+}$ in the amplitude analysis of $D^{+}\to K_S^0\ddot{I}{€}^{+}\hat{I}\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

We perform for the first time an amplitude analysis of the decay $D^{+}\to K_S^0\ddot{I}{€}^{+}\hat{I}\cdot$ and report the observation of the decay $D^{+}\to K_S^0{a}_0(980{)}^{+}$ using 2.93 fb…

First Measurement of the Relative Phase between Proton Psionic Form Factors

BESIII Collaboration, M. Ablikim, M. N. Achasov +754

The relative phase between the time-like form factors of the proton is a crucial observable for a complete understanding of its internal structure, yet it has remained unmeasured d…

First measurements of the branching fractions of $J/\ddot{I}ˆ\to \hat{I}{ž}^0\bar{\hat{I}}›K_S^0+c.c.$, $J/\ddot{I}ˆ\to \hat{I}{ž}^0\bar{\hat{I}}{\pounds }^0{K}_S^0+c.c.$, and $J/\ddot{I}ˆ\to \hat{I}{ž}^0\bar{\hat{I}}{\pounds }^{-}{K}^{+}+c.c.$

BESIII Collaboration, M. Ablikim, M. N. Achasov +686

By analyzing $(10087\pm 44)\times 10^6$ $J/\ddot{I}ˆ$ events collected with the BESIII detector at the BEPCII, the decays $J/\ddot{I}ˆ\to \hat{I}{ž}^0\bar{\hat{I}}›K_S^0+c.c.$, $J/\ddot{I}ˆ\to \hat{I}{ž}^0\bar{\hat{I}}{\pounds }^0{K}_S^0+c.c.$…

First Observation of a Three-Resonance Structure in $e^{+}{e}^{-}\to$Nonopen Charm Hadrons

BESIII Collaboration, M. Ablikim, M. N. Achasov +619

We report the measurement of the inclusive cross sections for $e^{+}{e}^{-}$$\to$nOCH (where nOCH denotes non-open charm hadrons) with improved precision at center-of-mass (c.m.)…

Measurement of $e^{+}{e}^{-}\to \ddot{I}•\ddot{I}{€}^{+}\ddot{I}{€}^{-}$ cross sections at center-of-mass energies from 2.00 to 3.08 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +600

Using data corresponding to an integrated luminosity of $651{\mathrm{pb}}^{-1}$ accumulated at 22 center-of-mass energies from 2.00 to 3.08 GeV by the BESIII experiment, the process…

Observation of $D\to {\bar{K}}_1(1270)\hat{I}{¼}^{+}\hat{I}{½}_{\hat{I}}¼$ and test of lepton flavor universality with $D\to {\bar{K}}_1(1270){\ell }^{+}\hat{I}{½}_{\ell }$

BESIII Collaboration, M. Ablikim, M. N. Achasov +651

By analyzing 7.93 $\mathrm{f}{\mathrm{b}}^{-1}$ of $e^{+}{e}^{-}$ collision data collected at the center-of-mass energy of 3.773 GeV with the BESIII detector operated at the BEPCII collider, we report t…

Test of lepton universality and measurement of the form factors of $D^0\to K^{\ast }(892{)}^{-}\hat{I}{¼}^{+}\hat{I}{½}_{\hat{I}}¼$

BESIII Collaboration, M. Ablikim, M. N. Achasov +643

We report a first study of the semileptonic decay $D^0\to K^{-}\ddot{I}{€}^0\hat{I}{¼}^{+}\hat{I}{½}_{\hat{I}}¼$ by analyzing an $e^{+}{e}^{-}$ annihilation data sample of $7.9{\mathrm{fb}}^{-1}$ collected at the c…

First Measurement of the Decay Dynamics in the Semileptonic Transition of the $D^{+(0)}$ into the Axial-vector Meson ${\bar{K}}_1(1270)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +677

Using $e^{+}{e}^{-}$ data taken at the center-of-mass energy of 3.773 GeV with the BESIII detector, corresponding to an integrated luminosity of 20.3 fb${}^{-1}$, we report the first measu…

Precise measurement of the form factors in $D^0\to K^{\ast }(892{)}^{-}\hat{I}{¼}^{+}\hat{I}{½}_{\hat{I}}¼$ and test of lepton universality with $D^0\to K^{\ast }(892{)}^{-}{\ell }^{+}\hat{I}{½}_{\ell }$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +688

We report a study of the semileptonic decay $D^0\to {\bar{K}}^0\ddot{I}{€}^{-}\hat{I}{¼}^{+}\hat{I}{½}_{\hat{I}}¼$ based on a sample of $7.9{\mathrm{fb}}^{-1}$ of $e^{+}{e}^{-}$ annihilation data collected at a center…

Observation of $\hat{I}{\cdot }_c(1S)\to \hat{I}{\pounds }^0\bar{\hat{I}}{\pounds }^0$ and search for $h_c(1P)\to \hat{I}{\pounds }^0\bar{\hat{I}}{\pounds }^0$ via $\ddot{I}ˆ(3686)$ transitions

BESIII Collaboration, M. Ablikim, M. N. Achasov +776

Using $(2712.4\pm 14.3)\times 10^6\ddot{I}ˆ(3686)$ events collected by the BESIII detector operating at the BEPCII collider, the hadronic decay $\hat{I}{\cdot }_c\to \hat{I}{\pounds }^0\overline{\hat{I}{\pounds }^0}$ is observe…

Measurement of branching fractions of $\hat{I}{›}_c^{+}$ decays to $\hat{I}{\pounds }^{+}{K}^{+}{K}^{-}$, $\hat{I}{\pounds }^{+}\ddot{I}•$ and $\hat{I}{\pounds }^{+}{K}^{+}\ddot{I}{€}^{-}(\ddot{I}{€}^0)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +612

Based on 4.5 fb${}^{-1}$ data taken at seven center-of-mass energies ranging from 4.600 to 4.699 GeV with the BESIII detector at the BEPCII collider, we measure the branching fractio…

Search for the electromagnetic Dalitz decays $\ddot{I}{‡}_{cJ}\to e^{+}{e}^{-}\ddot{I}•$

BESIII Collaboration, M. Ablikim, M. N. Achasov +689

Using a data sample of $(2.712\pm 0.014)\times 10^9$ $\ddot{I}ˆ(3686)$ events collected at $\sqrt{s}=3.686$ GeV by the BESIII detector, we search for the rare electromagnetic Dalitz dec…

Study of $e^{+}{e}^{-}\to \ddot{I}{€}^{+}\ddot{I}{€}^{-}\ddot{I}{€}^0$ at $\sqrt{s}$ from 2.00 to 3.08 GeV at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +619

With the data samples taken at center-of-mass energies from 2.00 to 3.08 GeV with the BESIII detector at the BEPCII collider, a partial wave analysis on the $e^{+}e^{-}\rightarrowÏ…

Search for a massless particle beyond the Standard Model in the $\hat{I}{ž}^0\to \hat{I}›+\text{invisible}$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +765

A search for a massless beyond-standard-model particle is performed in the decay $\hat{I}{ž}^0\to \hat{I}›+\text{invisible}$ using $(1.0087\pm 0.0044)\times 10^{10}$ $J/\ddot{I}ˆ$ events collected wi…

First simultaneous measurement of $\hat{I}{ž}^0$ and $\bar{\hat{I}}{ž}^0$ asymmetry parameters in $\ddot{I}ˆ(3686)$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +595

The $\hat{I}{ž}^0$ asymmetry parameters are measured using entangled quantum $\hat{I}{ž}^0$-$\bar{\hat{I}}{ž}^0$ pairs from a sample of $(448.1\pm 2.9)\times 10^6$ $\ddot{I}ˆ(3686)$ events collected with the BES…

Observation of Three Resonant Structures in the Cross Section of $e^{+}{e}^{-}\to \ddot{I}{€}^{+}\ddot{I}{€}^{-}{h}_c$

BESIII Collaboration, M. Ablikim, M. N. Achasov +688

Using $e^{+}{e}^{-}$ collision data collected with the BESIII detector operating at the Beijing Electron Positron Collider, the cross section of $e^{+}{e}^{-}\to \ddot{I}{€}^{+}\ddot{I}{€}^{-}{h}_c$ is measured at 5…

Measurements of the branching fractions of $\ddot{I}{‡}_{cJ}\to \ddot{I}•\ddot{I}•\hat{I}\cdot ,\ddot{I}•\ddot{I}•\hat{I}{\cdot }^{\prime }$ and $\ddot{I}•K^{+}{K}^{-}\hat{I}\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +683

Using a sample of $(2712.4\pm 14.3)\times 10^6\ddot{I}ˆ$(3686) events collected by the BESIII detector at the BEPCII collider, we measure the branching fractions of the decays $χ_{cJ}…

Observation of the $\ddot{I}{‡}_{cJ}$ decays into $p{K}^{-}\bar{\hat{I}}›\hat{I}\cdot +c.c.$

BESIII Collaboration, M. Ablikim, M. N. Achasov +780

By analyzing $(2712.4\pm 14.3)\times 10^6$ $\ddot{I}ˆ(3686)$ events collected with the BESIII detector operating at the BEPCII collider, the decays $χ_{cJ} \to pK^{-}\barΛη+ \mathr…

Measurement of the space-like $\ddot{I}{€}^0$ transition form factor

BESIII Collaboration, M. Ablikim, M. N. Achasov +689

Based on $2.93{\text{fb}}^{-1}$ of $e^{+}{e}^{-}$ collision data taken with the BESIII detector at a center-of-mass energy of $3.773\text{GeV}$, the two-photon fusion process $e^+e^-\t…

Study of the light scalar $a_0(980)$ through the decay $D^0\to a_0(980{)}^{-}{e}^{+}\hat{I}{½}_e$ with $a_0(980{)}^{-}\to \hat{I}\cdot \ddot{I}{€}^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +654

Using 7.93 $\mathrm{f}{\mathrm{b}}^{-1}$ of $e^{+}{e}^{-}$ collision data collected at a center-of-mass energy of 3.773 $\mathrm{GeV}$ with the BESIII detector, we present an analysis of the decay $D^{0}…

Experimental study of the reaction $\hat{I}{ž}^{0}n\to \hat{I}›\hat{I}›X$ using $\hat{I}{ž}^0$-nucleus scattering

BESIII Collaboration, M. Ablikim, M. N. Achasov +703

Using $(10087\pm 44)\times 10^6$$J/\ddot{I}ˆ$ events collected with the BESIII detector operating at the BEPCII storage ring in $2009$, $2012$, $2018$, and $2019$, we perform a search for…

Search for the lepton number violation decay $\ddot{I}•\to \ddot{I}{€}^{+}\ddot{I}{€}^{+}{e}^{-}{e}^{-}$ via $J/\ddot{I}ˆ\to \ddot{I}•\hat{I}\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +596

Using $(1.0087\pm 0.0044)\times 10^{10}$ $J/\ddot{I}ˆ$ events collected by the BESIII detector at the BEPCII collider, we search for the lepton number violation decay $ϕ\to π^+ π^+ e^- e…

Photon Dominated Regions in NGC 3603

M. Röllig, C. Kramer, C. Rajbahak +32

Aims: We aim at deriving the excitation conditions of the interstellar gas as well as the local FUV intensities in the molecular cloud surrounding NGC 3603 to get a coherent pictur…

Cross section measurements of $e^{+}{e}^{-}\to \hat{I}¦K^{+}{K}^{-}$ and $e^{+}{e}^{-}\to \hat{I}¦K_S^0{K}_S^0$ at center-of-mass energies between 3.7730 GeV and 4.7008 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

Based on 22.7 fb${}^{-1}$ of $e^{+}{e}^{-}$ annihilation data collected at 33 different center-of-mass energies between 3.7730 GeV and 4.7008 GeV with the BESIII detector at the BEPCII col…

Measurement of the Inclusive Cross Sections of Prompt $J/\ddot{I}ˆ$ and $\ddot{I}ˆ(3686)$ Production in $e^{+}{e}^{-}$ Annihilation from $\sqrt{s}=3.808$ to $4.951$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

The inclusive cross sections of prompt $J/\ddot{I}ˆ$ and $\ddot{I}ˆ(3686)$ production are measured at center-of-mass energies from 3.808 to 4.951 GeV. The dataset used is 22 fb${}^{-1}$ of $e^{+}e…

Observation of Three Charmoniumlike States with $J^{PC}=1^{--}$ in $e^{+}{e}^{-}\to D^{\ast 0}{D}^{\ast -}\ddot{I}{€}^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +593

The Born cross sections of the process $e^{+}{e}^{-}\to D^{\ast 0}{D}^{\ast -}\ddot{I}{€}^{+}$ at center-of-mass energies from 4.189 to 4.951 GeV are measured for the first time. The data samples used…

Observation of the Anomalous Shape of $X(1840)$ in $J/\ddot{I}ˆ\to {\hat{I}}^{3}3(\ddot{I}{€}^{+}\ddot{I}{€}^{-})$ Indicating a Second Resonance Near $p\bar{p}$ Threshold

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Using a sample of $(10087\pm 44)\times 10^6$ $J/\ddot{I}ˆ$ events, which is about 45 times larger than that was previously analyzed, a further investigation on the $J/ψ\rightarrow γ3(π^…

Determination of CKM matrix element and axial vector form factors from weak decays of quantum-entangled strange baryons

BESIII Collaboration, M. Ablikim, M. N. Achasov +697

The electromagnetic structure of the nucleon can be determined from the scattering of electrons off a nucleon target. However, to study its axial structure, neutrino beams are requ…

Precision Measurement of the Decay $\hat{I}{\pounds }^{+}\to p{\hat{I}}^3$ in the Process $J/\ddot{I}ˆ\to \hat{I}{\pounds }^{+}\bar{\hat{I}}{\pounds }^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +593

Using $(10087\pm 44)\times 10^6$ $J/\ddot{I}ˆ$ events collected with the BESIII detector, the radiative hyperon decay $\hat{I}\pounds \to p{\hat{I}}^3$ is studied at an electron-positron collider exp…

Search for $\hat{I}{\cdot }_c(2S)\to 2(\ddot{I}{€}^{+}\ddot{I}{€}^{-})$ and improved measurement of $\ddot{I}{‡}_{cJ}\to 2(\ddot{I}{€}^{+}\ddot{I}{€}^{-})$

BESIII Collaboration, M. Ablikim, M. N. Achasov +643

We search for the hadronic decay $\hat{I}{\cdot }_c(2S)\to 2(\ddot{I}{€}^{+}\ddot{I}{€}^{-})$ in the $\ddot{I}ˆ(3686)\to {\hat{I}}^3\hat{I}{\cdot }_c(2S)$ radiative decay using $(27.12\pm 0.14)\times 10^8$ $\ddot{I}ˆ(3686)$ events collected by the BESI…

Measurement of the Branching Fraction of \boldmath{$\ddot{I}ˆ(2S)\to {\hat{I}}^3\ddot{I}{€}^0$}

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Based on $(2712.4\pm 14.1)\times 10^6\ddot{I}ˆ(2S)$ events, 7.9 fb${}^{-1}$ $\ddot{I}ˆ(3773)$ data, and 0.8 fb${}^{-1}$ off-resonance data samples collected with the BESIII detector, we measure the…

Measurement of the branching fractions of $D^{+}\to K^{+}{K}^{-}\ddot{I}{€}^{+}\ddot{I}{€}^{+}\ddot{I}{€}^{-}$, $\ddot{I}•\ddot{I}{€}^{+}\ddot{I}{€}^{+}\ddot{I}{€}^{-}$, $K_S^0{K}^{+}\ddot{I}{€}^{+}\ddot{I}{€}^{-}\ddot{I}{€}^0$, $K_S^0{K}^{+}\hat{I}\cdot$, and $K_S^0{K}^{+}\ddot{I}‰$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +686

Using $20.3{\mathrm{fb}}^{-1}$ of $e^{+}{e}^{-}$ collision data collected at a center-of-mass energy of 3.773 GeV with the BESIII detector operating at the BEPCII collider, the branching…

Observation of $\ddot{I}{‡}_{cJ}\to p\bar{p}{K}_S^0{K}^{-}\ddot{I}{€}^{+}+c.c.$

BESIII Collaboration, M. Ablikim, M. N. Achasov +653

By analyzing $(27.12\pm 0.14)\times 10^8$ $\ddot{I}ˆ(3686)$ events collected with the BESIII detector operating at the BEPCII collider, the decays of $χ_{cJ} \to p \bar{p} K^0_S K^- π^+ +…

Improved measurement of the branching fractions for $J/\ddot{I}ˆ\to {\hat{I}}^3\ddot{I}{€}^0$, ${\hat{I}}^3\hat{I}\cdot$ and ${\hat{I}}^3\hat{I}{\cdot }^{\prime }$

BESIII Collaboration, M. Ablikim, M. N. Achasov +609

Using a data sample of $(1.0087\pm 0.0044)\times 10^{10}$ $J/\ddot{I}ˆ$ events collected with the BESIII detector, the decays of $J/\ddot{I}ˆ\to {\hat{I}}^3\ddot{I}{€}^0(\hat{I}\cdot ,\hat{I}{\cdot }^{\prime })\to {\hat{I}}^3{\hat{I}}^3{\hat{I}}^3$ are studied. Ne…

Observation of $D_s^{+}\to \hat{I}{\cdot }^{\prime }\hat{I}{¼}^{+}\hat{I}{½}_{\hat{I}}¼$, Precision Test of Lepton Flavor Universality with $D_s^{+}\to \hat{I}{\cdot }^{(\prime )}{\ell }^{+}\hat{I}{½}_{\ell }$, and First Measurements of $D_s^{+}\to \hat{I}{\cdot }^{(\prime )}\hat{I}{¼}^{+}\hat{I}{½}_{\hat{I}}¼$ Decay Dynamics

BESIII Collaboration, M. Ablikim, M. N. Achasov +596

By analyzing 7.33 fb${}^{-1}$ of $e^{+}{e}^{-}$ annihilation data collected at center-of-mass energies between 4.128 and 4.226 GeV with the BESIII detector, we report the observation of th…

Measurement of $e^{+}{e}^{-}\to \hat{I}›\bar{\hat{I}}›\hat{I}\cdot$ from 3.5106 to 4.6988 GeV and study of $\hat{I}›\bar{\hat{I}}›$ mass threshold enhancement

BESIII Collaboration, M. Ablikim, M. N. Achasov +599

Using data samples with a total integrated luminosity of approximately 18 fb${}^{-1}$ collected by the BESIII detector operating at the BEPCII, the process $e^+e^-\rightarrowΛ\barΛ…

Measurement of the Energy-Dependent Electromagnetic Form Factors of a Charmed Baryon

BESIII Collaboration, M. Ablikim, M. N. Achasov +609

We study the process $e^{+}{e}^{-}\to \hat{I}{›}_c^{+}\bar{\hat{I}}{›}_c^{-}$ at twelve center-of-mass energies from $4.6119$ to $4.9509\mathrm{GeV}$ using data samples collected by the BESIII detec…

First study of reaction $\hat{I}{ž}^{0}n\to \hat{I}{ž}^{-}p$ using $\hat{I}{ž}^0$-nucleus scattering at an electron-positron collider

BESIII Collaboration, M. Ablikim, M. N. Achasov +604

Using $(1.0087\pm 0.0044)\times 10^{10}$ $J/\ddot{I}ˆ$ events collected with the BESIII detector at the BEPCII storage ring, the process $\hat{I}{ž}^{0}n\to \hat{I}{ž}^{-}p$ is studied, where the $Î…

Measurement of the Born cross section for $e^{+}{e}^{-}\to p{K}^{-}{K}^{-}\bar{\hat{I}}{ž}^{+}$ at $\sqrt{s}=$ 3.5-4.9 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +695

Using $e^{+}{e}^{-}$ collision data corresponding to a total integrated luminosity of 20 ${\mathrm{fb}}^{-1}$ collected with the BESIII detector at the BEPCII collider, we present a measurem…

Observation of the electromagnetic radiative decays of the \boldmath{$\hat{I}›(1520)$} and \boldmath{$\hat{I}›(1670)$} to \boldmath{${\hat{I}}^3\hat{I}{\pounds }^0$}

BESIII Collaboration, M. Ablikim, M. N. Achasov +689

Using $(10087\pm 44)\times 10^6$ $J/\ddot{I}ˆ$ events collected with the BESIII detector, we report the first observation of the electromagnetic radiative decays of the $\hat{I}›(1520)$ and $Λ(…

Search for sub-GeV dark particles in $\hat{I}\cdot \to \ddot{I}{€}^0+\mathrm{invisible}$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +685

Using (10087$\pm$44)$\times$10${}^6$ $J/\ddot{I}ˆ$ events collected with the BESIII detector at the BEPCII collider at the center-of-mass energy of $\sqrt{s}=3.097\mathrm{GeV}$, we report th…

Study of $\hat{I}{›}_c^{+}\to \hat{I}›\hat{I}{¼}^{+}\hat{I}{½}_{\hat{I}}¼$ and Test of Lepton Flavor Universality with $\hat{I}{›}_c^{+}\to \hat{I}›{\ell }^{+}\hat{I}{½}_{\ell }$ Decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +614

The measurement of the Cabibbo-favored semileptonic decay $\hat{I}{›}_c^{+}\to \hat{I}›\hat{I}{¼}^{+}\hat{I}{½}_{\hat{I}}¼$ is reported using $4.5{\mathrm{fb}}^{-1}$ of $e^{+}{e}^{-}$ annihilation data collected at center…

Measurement of Born Cross Sections and Effective Form Factors of $e^{+}{e}^{-}\to \hat{I}{\text{c◯}}^{-}\bar{\hat{I}}{\text{c◯}}^{+}$ from$\sqrt{s}$ = 3.7 to 4.7 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +635

Using $e^{+}{e}^{-}$ collision data corresponding to an integrated luminosity of 22.7 fb${}^{-1}$, collected at center-of-mass energies between 3.7 and 4.7 GeV with the BESIII detector at…

Observation of the decay $\ddot{I}ˆ(3686)\to \hat{I}{\pounds }^0\bar{\hat{I}}{\pounds }^0\ddot{I}‰$

BESIII Collaboration, M. Ablikim, M. N. Achasov +689

Using a dataset of $(27.12\pm 0.14)\times 10^8$ $\ddot{I}ˆ(3686)$ events collected by the BESIII detector operating at the BEPCII collider, we report the first observation of the decay…

Measurements of the branching fractions of the inclusive decays $D^0(D^{+})\to \ddot{I}{€}^{+}\ddot{I}{€}^{+}\ddot{I}{€}^{-}X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +590

Using $e^{+}{e}^{-}$ annihilation data corresponding to an integrated luminosity of 2.93 fb${}^{-1}$ taken at a center-of-mass energy of 3.773 GeV with the BESIII detector, we report the f…

Measurement of the CKM angle ${\hat{I}}^3$ in $B^{\pm }\to D(\to K_{\mathrm{S}}^0{h}^{\prime +}{h}^{\prime -})h^{\pm }$ decays with a novel approach

The BESIII, LHCb Collaborations, : +1903

A measurement of the CKM angle ${\hat{I}}^3$ and related strong-phase parameters is performed using a novel, model-independent approach in ${B^{\pm}\rightarrow D(\rightarrow K^{0}_{\rm S} h…

Precise Measurement of the $\hat{I}›$ Electric Dipole Moment through the Entangled Strange Baryon-Antibaryon System

BESIII Collaboration, M. Ablikim, M. N. Achasov +688

The dominance of matter over antimatter in the universe has consistently driven the pursuit of new physics beyond the Standard Model that violates charge-parity symmetry. Unlike th…

Measurements of the branching fractions of semileptonic $D_s^{+}$ decays via $e^{+}{e}^{-}\to D_s^{\ast +}{D}_s^{\ast -}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +643

We measure the absolute branching fractions of semileptonic $D_s^{+}$ decays via the $e^{+}{e}^{-}\to D_s^{\ast +}{D}_s^{\ast -}$ process using $e^{+}{e}^{-}$ collision data corresponding to an integrated…

Measurement of $e^{+}{e}^{-}\to \ddot{I}•\hat{I}{\cdot }^{\prime }$ cross sections at center-of-mass energies from 3.508 to 4.951 GeV and search for the decay $\ddot{I}ˆ(3770)\to \ddot{I}•\hat{I}{\cdot }^{\prime }$

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

The cross sections of the $e^{+}{e}^{-}\to \ddot{I}•\hat{I}{\cdot }^{\prime }$ process at center-of-mass energies from 3.508 to 4.951 GeV are measured with high precision using 26.1 fb${}^{-1}$ data collected with…

Observation of $\hat{I}{\cdot }_c\to p\bar{p}\hat{I}\cdot$ via $\ddot{I}ˆ(3686)\to {\hat{I}}^{3}p\bar{p}\hat{I}\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +766

The study reports the first observation of the decay η_c → p p̄ η using a large ψ(3686) data set collected with the BESIII detector, and determines its branching fraction while acc…

Temperature Dependence of Linked Gap and Surface State Evolution in the Mixed Valent Topological Insulator SmB6

J. D. Denlinger, J. W. Allen, J. -S. Kang +6

Taken together and viewed holistically, recent theory, low temperature (T) transport, photoelectron spectroscopy and quantum oscillation experiments have built a very strong case t…

Search for the radiative decays $D^{+}\to {\hat{I}}^3\ddot{I}{}^{+}$ and $D^{+}\to {\hat{I}}^3{K}^{\ast +}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +652

We search for the radiative decays $D^{+}\to {\hat{I}}^3\ddot{I}{}^{+}$ and $D^{+}\to {\hat{I}}^3{K}^{\ast +}$ using 20.3~fb${}^{-1}$ of $e^{+}{e}^{-}$ annihilation data collected at the center-of-mass energy $\sqrt{s}=3…

Observation of $\ddot{I}{‡}_{cJ}(J=0,1,2)\to p\bar{p}\hat{I}\cdot \hat{I}\cdot$

BESIII Collaboration, M. Ablikim, M. N. Achasov +677

Using $(2712.4\pm 14.3)\times 10^6$ $\ddot{I}ˆ(3686)$ events collected by the BESIII detector operating at the BEPCII storage ring, the decays $\ddot{I}{‡}_{cJ}(J=0,1,2)\to p\bar{p}\hat{I}\cdot \hat{I}\cdot$ are…

First Amplitude Analysis of $D^0\to K^{-}\ddot{I}{€}^0{e}^{+}\hat{I}{½}_e$ and Observation of $D^0\to K_2^{\ast }(1430{)}^{-}{e}^{+}\hat{I}{½}_e$

BESIII Collaboration, M. Ablikim, M. N. Achasov +687

We present the first amplitude analysis of the semileptonic decay $D^0\to K^{-}\ddot{I}{€}^0{e}^{+}\hat{I}{½}_e$ by analyzing $e^{+}{e}^{-}$ annihilation data corresponding to an integrated luminosity of…

Evidence of transverse polarization of $\hat{I}{ž}^0$ hyperon in $\ddot{I}ˆ(3686)\to \hat{I}{ž}^0\bar{\hat{I}}{ž}^0$

BESIII Collaboration, M. Ablikim, M. N. Achasov +684

Using $(2.712\pm 0.014)\times 10^9$ $\ddot{I}ˆ(3686)$ events collected with the BESIII detector at the BEPCII collider, we report an evidence of $\hat{I}{ž}^0$ transverse polarization with a si…

Search for $D^0\to K^{-}\hat{I}\cdot e^{+}\hat{I}{½}_e$, $D^{+}\to K_S^0\hat{I}\cdot e^{+}\hat{I}{½}_e$ and $D^{+}\to \hat{I}\cdot \hat{I}\cdot e^{+}\hat{I}{½}_e$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +640

By analyzing $e^{+}{e}^{-}$ annihilation data corresponding to an integrated luminosity of 7.93 fb${}^{-1}$, collected at the center-of-mass energy of 3.773 GeV with the BESIII detector, w…

Study of $\ddot{I}•\to K\bar{K}$ in the amplitude analysis of $D^{+}\to K_S^0{K}_L^0\ddot{I}{€}^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +772

We present the first amplitude analysis and branching fraction measurement of $D^{+}\to K_S^0{K}_L^0\ddot{I}{€}^{+}$ decay. The analysis uses a dataset corresponding to an in…

Search for the reaction channel $e^{+}{e}^{-}\to \hat{I}\cdot \hat{I}\cdot J/\ddot{I}ˆ$ and the isospin partner of the $Z_c(3900)$ at center-of-mass energies $\sqrt{s}=4.226-4.950$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +693

We search for the reaction channel $e^{+}{e}^{-}\to \hat{I}\cdot \hat{I}\cdot J/\ddot{I}ˆ$ in a data sample with center-of-mass energies from 4.226 to 4.950~GeV, which was collected by the BESIII detector operat…

First measurements of the absolute branching fraction of $\hat{I}{›}_c(2625{)}^{+}\to \hat{I}{›}_c^{+}\ddot{I}{€}^{+}\ddot{I}{€}^{-}$ and upper limit on $\hat{I}{›}_c(2595{)}^{+}\to \hat{I}{›}_c^{+}\ddot{I}{€}^{+}\ddot{I}{€}^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +613

The absolute branching fraction of the decay $\hat{I}{›}_c(2625{)}^{+}\to \hat{I}{›}_c^{+}\ddot{I}{€}^{+}\ddot{I}{€}^{-}$ is measured for the first time to be $(50.7\pm 5.0_{stat.}\pm 4.9_{syst.})\%$ wit…

Quantum oscillations in Kondo Insulator SmB${}_6$

G. Li, Z. Xiang, F. Yu +15

In Kondo insulator samarium hexaboride SmB${}_6$, strong correlation and band hybridization lead to an insulating gap and a diverging resistance at low temperature. The resistance di…

Measurements of Normalized Differential Cross Sections of Inclusive $\hat{I}\cdot$ Production in $e^{+}{e}^{-}$ Annihilation at Energy from 2.0000 to 3.6710 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Using data samples collected with the BESIII detector operating at the BEPCII storage ring, the cross section of the inclusive process $e^{+}{e}^{-}\to \hat{I}\cdot +X$, normalized by the tot…

Observation of the decay $\ddot{I}{‡}_{cJ}\to \hat{I}{\text{c◯}}^{-}\bar{\hat{I}}{\text{c◯}}^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +595

Using an $e^{+}{e}^{-}$ collision data sample of $(27.08\pm 0.14)\times 10^8$ $\ddot{I}ˆ(3686)$ events collected by the BESIII detector, we report the first observation of $χ_{cJ} \to Ω^-…

Amplitude Analysis of the Isospin-Violating Decay $J/\ddot{I}ˆ\to {\hat{I}}^3\hat{I}\cdot \ddot{I}{€}^0$

BESIII Collaboration, M. Ablikim, M. N. Achasov +759

Using $(10087\pm 44)\times 10^6$ $J/\ddot{I}ˆ$ events collected with the BESIII detector, we perform the first amplitude analysis of the process $J/\ddot{I}ˆ\to {\hat{I}}^3\hat{I}\cdot \ddot{I}{€}^0$. The decay is domina…

Study of $\hat{I}\cdot \to \ddot{I}{€}^{+}\ddot{I}{€}^{-}{l}^{+}{l}^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +639

Using a sample of $(10087\pm 44)\times 10^6$ $J/\ddot{I}ˆ$ events accumulated with the BESIII detector, we analyze the decays $\hat{I}\cdot \to \ddot{I}{€}^{+}\ddot{I}{€}^{-}{l}^{+}{l}^{-}$ ($l=e$ or $\hat{I}¼$) via the process…

Measurement of the Branching Fraction for the Decay $\ddot{I}{‡}_{cJ}\to p\bar{p}\hat{I}\cdot \ddot{I}{€}^0$

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Using $(2712.4\pm 14.3)\times 10^6\ddot{I}ˆ(3686)$ events collected by the BESIII detector operating at the BEPCII collider, we present the first observations of the decays $χ_{cJ}(J=0,1…

First measurement of the absolute branching fractions of $\hat{I}{\pounds }^{+}$ nonleptonic decays and test of the $\hat{I}”I=1/2$ rule

BESIII Collaboration, M. Ablikim, M. N. Achasov +689

Based on $(10087\pm 44)\times 10^6$ $J/\ddot{I}ˆ$ events collected by the BESIII detector at the center-of-mass energy $\sqrt{s}=3.097$ GeV, the first absolute measurement of the bran…

First Measurement of the Decay Asymmetry in the pure W-boson-exchange Decay $\hat{I}{›}_c^{+}\to \hat{I}{ž}^0{K}^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +628

Based on $4.4{\text{fb}}^{-1}$ of $e^{+}{e}^{-}$ annihilation data collected at the center-of-mass energies between $4.60$ and $4.70\text{GeV}$ with the BESIII detector at the BEPCII…

Search for lepton number violating decays of $D_s^{+}\to h^{-}{h}^0{e}^{+}{e}^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +655

Based on 7.33 fb${}^{-1}$ of $e^{+}{e}^{-}$ collision data collected by the BESIII detector operating at the BEPCII collider at center-of-mass energies from 4.128 to 4.226 GeV, a search fo…

Cross section measurement of $e^{+}{e}^{-}\to \hat{I}\cdot \ddot{I}ˆ(2S)$ and search for $e^{+}{e}^{-}\to \hat{I}\cdot \tilde{X}(3872)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +645

The energy-dependent cross section for $e^{+}{e}^{-}\to \hat{I}\cdot \ddot{I}ˆ(2S)$ is measured at eighteen center of mass energies from 4.288 GeV to 4.951 GeV using the BESIII detector. Using the same da…

Measurement of the branching fractions of the Cabibbo-favored decays $\hat{I}{›}_c^{+}\to \hat{I}›K_S^0{K}^{+}$ and $\hat{I}{›}_c^{+}\to \hat{I}{ž}^0{K}_S^0\ddot{I}{€}^{+}$ and search for $\hat{I}{›}_c^{+}\to \hat{I}{\pounds }^0{K}_S^0{K}^{+}$