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Suchergebnisse

201. Cross Section Measurement of e^+e^- → π^+π^-ψ(3686) from √s =4.0076 GeV to 4.6984 GeV

202. First Measurement of the Absolute Branching Fraction of Λ\to p μ^- \barν_μ

203. First Measurement of Polarizations in the Decay D⁰→ωφ

204. Measurement of the cross section for e^{+}e^{-} → Λ\barΛ and evidence of the decay ψ(3770) → wΛ\barΛ

205. Search for the hyperon semileptonic decay Ξ^{-} → Ξ^{0} e^{-} \bar{ν_{e}}

206. Amplitude analysis of the D_s^{+} \rightarrow π^{+} π^{-} π^{+} decay

207. Observation of ψ(3686)\toΞ(1530)^{0}\barΞ(1530)^{0} and Ξ(1530)^{0}\barΞ^0

208. Measurement of the branching fraction for ψ(3686)\to ω K^0_SK^0_S

209. Search for a CP-odd light Higgs boson in J/ψ\to γA^0

210. Amplitude analysis and branching fraction measurement of the decay D_{s}^{+} \to π^{+}π^{0}π^{0}

211. Cross sections for the reactions e^+e^-\rightarrow K^+K^-π^+π^-(π^0), K^+K^-K^+K^-(π^0), π^+π^-π^+π^-(π^0), p\bar{p}π^+π^-(π^0) in the energy region between 3.773 and 4.600 GeV

212. Observation of D^{0(+)}\to K^0_Sπ^{0(+)}ω and improved measurement of D^0\to K^-π^+ω

213. Search for invisible decays of the $Λ$ baryon

214. Study of the decay D_s^+\to K_S^0K_S^0π^+ and observation an isovector partner to f₀(1710)

215. Observation of the doubly Cabibbo-Suppressed decays D^+\to K^+π^0π^0 and D^+\to K^+π^0η

216. Study of light scalar mesons through D_s^+ \to π^0 π^0 e^+ ν_e and K_S^0 K_S^0 e^+ ν_e decays

217. Observation of the electromagnetic Dalitz decay D∗0→D0e+e−

218. Measurement of Λ baryon polarization in e^+e^-\rightarrowΛ\barΛ at \sqrt{s} = 3.773 GeV

219. Observation of J/ψ decays to e^{+}e^{-}e^{+}e^{-} and e^{+}e^{-}μ^{+}μ^{-}

220. Search for the decay h_c → π⁰J/ψ

221. Cross section measurements of the e⁺e⁻ → D*⁺D*⁻ and e⁺e⁻ → D*⁺D⁻ processes at center-of-mass energies from 4.085 to 4.600 GeV

222. Search for baryon and lepton number violating decays D0→p¯e+ and D0→pe−

223. Measurement of the Cross Section for $e^{+}e^{-}\to$ hadrons at Energies from 2.2324 to 3.6710 GeV

224. Measurement of cross section of e⁺e⁻ → ϕπ⁺π⁻ at center-of-mass energies s√=2.0000-3.0800 GeV

225. Search for the decay D⁰→ π⁰ν\barν

226. Observation of J/ψ Electromagnetic Dalitz Decays to X(1835), X(2120) and X(2370)

227. Measurement of the e⁺e⁻ → ωπ⁰π⁰ cross section at center-of-mass energies from 2.0 to 3.08 GeV

228. Observation of the Singly Cabibbo-Suppressed Decay Λ_{c}^{+} \to nπ^{+}

229. Partial wave analysis of $J/ψ\to γη^{\prime} η^{\prime}$

230. Observation of a state $X(2600)$ in the $π^{+}π^{-}η'$ system in the process $J/ψ\rightarrowγπ^{+}π^{-}η'$

231. Observation of an isoscalar resonance with exotic $J^{PC}=1^{-+}$ quantum numbers in $J/ψ\rightarrowγηη'$

232. Partial wave analysis of J/ψ→γηη′

233. Search for $X(3872)\toπ^0χ_{c0}$ and $X(3872)\toππχ_{c0}$ at BESIII

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

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

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

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

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

239. 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

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

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

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

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

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

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

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

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

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

249. 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 $e^+e^-\rightarrow K^{0}_{\rm S}D_s^{*+}D^{-}$

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

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

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

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

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

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

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

257. Observation of χcJ→ΛΛ¯η

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

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

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

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

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

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

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

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

266. Study of ψ(3686)→ΛΛ¯ω

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

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

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

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

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

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

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

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

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

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

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

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

279. 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^{+}

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

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

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

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

284. 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

285. Evidence for ηc(2S)→ π⁺π⁻η decay

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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