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Suchergebnisse

201. Amplitude analysis and branching-fraction measurement of $D_{s}^{+} \to π^{+}π^{0}η^{\prime}$

202. Measurement of $e^{+}e^{-} \to K^{+}K^{-}π^{0}$ cross section and observation of a resonant structure

203. Measurement of the cross section of $e^{+}e^{-}\toηπ^{+}π^{-}$ at center-of-mass energies from 3.872 GeV to 4.700 GeV

204. Measurements of Absolute Branching Fractions of $D^0\to K_L^0φ$, $K_L^0η$, $K_L^0ω$, and $K_L^0η^{\prime}$

205. Measurement of the branching fraction of the doubly Cabibbo-suppressed decay $D^0\to K^+π^-π^0$ and search for $D^0\to K^+π^-π^0π^0$

206. Cross section measurements of the processes $e^+e^- \rightarrow ωπ^{0}$ and $ωη$ at center-of-mass energies between 3.773 and 4.701 GeV

207. Measurement of integrated luminosities at BESIII for data samples at center-of-mass energies between 4.0 and 4.6 GeV

208. Observation of resonance structures in $e^+e^-\to π^+π^-ψ_2(3823)$ and mass measurement of $ψ_2(3823)$

209. Amplitude analysis and branching fraction measurement of $D_{s}^{+} \to K^-K^+π^+π^+π^-$

210. Search for new hadronic decays of hc and observation of hc→pp¯η

211. Observation of the double Dalitz decay $η'\to e^+e^-e^+e^-$

212. Physics in the tau-charm Region at BESIII

213. Observation of the $Y(4230)$ and a new structure in $e^+e^- \rightarrow K^+K^-J/ψ$

214. Study of the hc(1¹P₁) meson via ψ(2S)→π⁰hc decays at BESIII

215. Observation of $a_0(1710)^+ \to K_S^0K^+$ in study of the $D_s^+\to K_S^0K^+π^0$ decay

216. Precise Measurements of Decay Parameters and $CP$ Asymmetry with Entangled $Λ-\barΛ$ Pairs

217. Evidence for a neutral near-threshold structure in the $K^{0}_{\rm S}$ recoil-mass spectra in $e^+e^-\rightarrow K^{0}_{\rm S}D_s^+D^{*-}$ and $e^+e^-\rightarrow K^{0}_{\rm S}D_s^{*+}D^{-}$

218. Luminosities and energies of $e^+e^-$ collision data taken between $\sqrt{s}$=4.612 GeV and 4.946 GeV at BESIII

219. Amplitude analysis and branching fraction measurement of the decay D{s}⁺→K⁺π⁺π⁻

220. Amplitude analysis and branching fraction measurement of the decay \boldmath $D_{s}^{+} \to K^+π^{+}π^{-}π^{0}$

221. Study of the resonance structures in e+e−→π+π−J/ψ process

222. Observation of ηc(2S)→3(π+π−) and measurements of χcJ→3(π+π−) in ψ(3686) radiative transitions

223. Measurement of the branching fraction and decay asymmetry of $Λ\to nγ$

224. Observation of Ξ− Hyperon Transverse Polarization in ψ(3686)→Ξ−Ξ¯+

225. Observation of χcJ→ΛΛ¯η

226. Measurement of the total and leptonic decay widths of the $J/ψ$ resonance with an energy scan method at BESIII

227. Absolute Measurements of Branching Fractions of Cabibbo-Suppressed Hadronic $D^{0(+)}$ Decays Involving Multiple Pions

228. Search for the semileptonic decay $D_s^+\to π^0e^+ν_e$

229. Search for the lepton flavor violating decay $J/ψ\to eμ$

230. Evidence for the cusp effect in η′ decays into ηπ⁰π⁰

231. Search for the weak decay $ψ(3686) \to Λ_c^{+} \barΣ^- +c.c$

232. Measurement of Branching Fractions of Singly Cabibbo-suppressed Decays Λ+c→Σ0K+ and Σ+K0S

233. First Observation of the Semileptonic Decay Λ+c→pK⁻e⁺νe

234. Study of ψ(3686)→ΛΛ¯ω

235. Study of the Semileptonic Decay Λ_c^+ → Λ e^+ν_e

236. Measurement of ψ(3686)→Λ¯Λη and ψ(3686)→ Λ\barΛπ⁰ decays

237. Measurement of the absolute branching fraction of the singly Cabibbo suppressed decay Λ^{+}_{c} → pη′

238. Measurement of e⁺e⁻→ π⁺π⁻D⁺D⁻ cross sections at center-of-mass energies from 4.190 to 4.946 GeV

239. Measurement of the Branching Fraction of the Singly Cabibbo-Suppressed Decay Λ+c→ΛK+

240. Search for a massless dark photon in Λ^{+}_{c} → pγ′ decay

241. Search for hyperon ΔS=ΔQ violating decay Ξ^{0} → Σ^{-}e^{+}ν_{e}

242. Measurement of the C\!P-even fraction of D^{0}\toπ^{+}π^{-}π^{+}π^{-}

243. Observation of the hindered electromagnetic Dalitz decay ψ(3686)→e+e−ηc

244. Search for baryon and lepton number violation decay D±→n(n¯)e±

245. Measurement of the e^+e^- → π^+π^-J/ψ cross section in the vicinity of 3.872 GeV

246. Search for invisible decays of a dark photon using e⁺e⁻ annihilation data at BESIII

247. Observations of the Cabibbo-Suppressed decays Λ_{c}^{+}\to nπ^{+}π^{0}, nπ^{+}π^{-}π^{+} and the Cabibbo-Favored decay Λ_{c}^{+}\to nK^{-}π^{+}π^{+}

248. Measurement of e^+ e^- \rightarrow φη^{\prime} cross sections at center-of-mass energies between 3.508 and 4.600 GeV

249. Observation of the J/ψ and ψ(3686) decays into ηΣ^{+}\barΣ^{-}

250. Study of e^+e^-\to γφJ/ψ from $\sqrt{s}=4.600 to 4.951 GeV

251. Measurement of e^+e^-\rightarrowΛ\barΛη from 3.5106 to 4.6988 GeV and study of Λ\barΛ mass threshold enhancement

252. Measurements of Differential Cross Sections of Inclusive π^0 and K^0_S Production in e^{+}e^{-} Annihilation at Energies from 2.2324 to 3.6710 GeV

253. Evidence for ηc(2S)→ π⁺π⁻η decay

254. Search for hidden-charm tetraquark with strangeness in e^{+}e^{-}\rightarrow K^+ D_{s}^{*-} D^{*0}+c.c.

255. Search for an axion-like particle in J/ψ radiative decays

256. Study of e^+e^-\rightarrowΩ^{-}\barΩ^{+} at center-of-mass energies from 3.49 to 3.67 GeV

257. First Direct Measurement of the Absolute Branching Fraction of Σ^+ \to Λe^+ ν_{e}

258. Measurement of the C\!P-even fraction of D^0\to K^+K^-π^+π^-

259. Measurements of the electric and magnetic form factors of the neutron for time-like momentum transfer

260. Search for the weak radiative decay Λ_{c}^+\to Σ^+γ at BESIII

261. Observation of a new X(3872) production process e⁺e⁻→ωX(3872)

262. Determination of U-spin breaking parameters with an amplitude analysis of the decay D^0 \to K_{\rm L}^0π^+π^-

263. Measurement of the absolute branching fraction of the inclusive decay D_s^+\to π^+π^+π^- X

264. Measurement of branching fraction of D^{*+}_s\to D^+_s π^0 relative to D^{*+}_s\to D^+_s γ

265. Measurements of the branching fractions of the inclusive decays D^{0}(D^{+})\to π^+π^+π^-X

266. Observation of Three Charmonium-like States with J^{PC}=1^{--} in e^{+}e^{-}\to D^{*0}D^{*-}π^{+}+c.c. Process

267. Helicity amplitude analysis of χ_{cJ} \rightarrow φφ

268. Observation of the decay $D^+_s\to ωπ^+η$

269. Search for the semi-leptonic decays $Λ_c^+ \to Λπ^+ π^- e^+ ν_e$ and $Λ_c^+ \to p K_S^0 π^- e^+ ν_e$

270. Precision measurement of the matrix elements for $η\toπ^+π^-π^0$ and $η\toπ^0π^0π^0$ decays

271. First simultaneous measurement of $Ξ^0$ and $\barΞ^0$ asymmetry parameters in $ψ(3686)$ decay

272. Observation of the decay $χ_{cJ} \to Ω^- \barΩ^+$

273. Precision Measurement of the Decay Σ^{+} \rightarrow pγ in the Process J/ψ\rightarrow Σ^{+}\barΣ^{-}

274. Improved measurement of the branching fractions of the inclusive decays D^+ \to K_S^0X and D^0 \to K_S^0X

275. Measurement of Λ transverse polarization in e^{+}e^{-} collisions at \sqrt{s}= 3.68-3.71 GeV

276. Determination of Spin-parity Quantum Numbers for the Narrow Structure Near the p\barΛ Threshold in e^+e^-\to pK^-\barΛ+c.c.

277. Measurement of the e^{+}e^{-}\rightarrowΛ\barΛ cross section from threshold to 3.00 GeV using events with initial-state radiation

278. Measurement of the Branching Fraction for the Decay ψ(3686) → φK_{S}^{0} K_{S}^{0}

279. Study of the e^+e^- \to π^{+}π^{-}ω process at center-of-mass energies between 4.0 and 4.6 GeV

280. Measurement of the branching fraction of D_s^+\to τ^+ ν_τ via τ^+ \to μ^+ ν_μ\bar{ν_τ}

281. Updated measurement of the branching fraction of D_s^+\to τ^+ν_τ via τ^+\toπ^+\barν_τ

282. Cross section measurements of e^+e^- \to ΦK^+ K^- and e^+ e^- \to ΦK_S^0 K_S^0 at center-of-mass energies between 3.7730 GeV and 4.7008 GeV

283. Measurement of branching fractions of Λ_{c}^{+} decays to Σ^{+} K^{+} K^{-}, Σ^{+}φ and Σ^{+} K^{+} π^{-}(π^{0})

284. First Experimental Study of the Purely Leptonic Decay D_s^{*+}\to e^+ν_e

285. First study of reaction Ξ^{0}n\rightarrowΞ^{-}p using Ξ^0-nucleus scattering at an electron-positron collider

286. Improved measurement of the strong-phase difference δKπD in quantum-correlated DD¯ decays

287. Improved measurement of the absolute branching fraction of inclusive semileptonic Λ_c^+ decay

288. Partial wave analysis of the charmed baryon hadronic decay Λ_c^+\toΛπ^+π^0

289. Study of η(1405)/η(1475) in J/ψ\toγK^{0}_{S} K^{0}_{S}π^{0} decay

290. Measurements of the absolute branching fractions of hadronic D-meson decays involving kaons and pions

291. Observation of e^+e^-\toπ^0π^0ψ_2(3823)

292. Measurement of the absolute branching fraction of the inclusive decay \barΛ_{c}^{-} \to \bar{n} + X

293. Study of the processes $χ_{cJ} \to Ξ^- \barΞ^+$ and $Ξ^0 \barΞ^0$

294. Measurement of the Λ⁺c lifetime

295. Observation of e^+e^- \to p p \bar{p} \bar{n} π^{-} + c.c.

296. Measurement of the branching fractions and CP asymmetries of B^+ → π^+ π^0 and B^+ → K^+ π^0 decays in 2019-2021 Belle II data

297. Determination of |V_{ub}| from untagged B^0\toπ^- \ell^+ ν_{\ell} decays using 2019-2021 Belle II data

298. Reconstruction of B \to ρ\ell ν_\ell decays identified using hadronic decays of the recoil B meson in 2019 -- 2021 Belle II data

299. First decay-time-dependent analysis of B⁰→K⁰Sπ⁰ at Belle II

300. Study of Exclusive B→πe⁺νe Decays with Hadronic Full-event-interpretation Tagging in 189.3 fb⁻¹ of Belle II Data