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${{\mathit K}^{*}{(892)}}$ WIDTH

NEUTRAL ONLY

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M018W2

VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT $\bf{ 47.3 \pm0.5}$ OUR FIT  Error includes scale factor of 2.0. $\bf{ 47.3 \pm0.5}$ OUR AVERAGE  Error includes scale factor of 2.0.  See the ideogram below. $46.53$ $\pm0.56$ $\pm0.31$ 1 ABLIKIM 01 F   BES3 ${{\mathit D}^{+}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}{{\mathit e}^{+}}{{\mathit \nu}_{{{e}}}}$ $46.5$ $\pm0.3$ $\pm0.2$ 243k 2 DEL-AMO-SANCH.. 01 I   BABR ${{\mathit D}^{+}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}{{\mathit e}^{+}}{{\mathit \nu}_{{{e}}}}$ $45.3$ $\pm0.5$ $\pm0.6$ 141k 3 BONVICINI 00 A   CLEO ${{\mathit D}^{+}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{+}}$ $47.79$ $\pm0.86$ ${}^{+1.32}_{-1.06}$ 18k 4 LINK 00 I   FOCS ${{\mathit D}^{+}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}{{\mathit \mu}^{+}}{{\mathit \nu}_{{{\mu}}}}$ $54$ $\pm3$ BARBERIS 99 E   OMEG 450 ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit p}_{{{f}}}}{{\mathit p}_{{{s}}}}{{\mathit K}^{*}}{{\overline{\mathit K}}^{*}}$ $50.8$ $\pm0.8$ $\pm0.9$ ASTON 98   LASS 11 ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}{{\mathit n}}$ $46.5$ $\pm4.3$ 5900 BARTH 98   HBC 70 ${{\mathit K}^{+}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit \pi}^{-}}$ X $54$ $\pm2$ 28k EVANGELISTA 98   OMEG 10 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit \pi}^{-}}$( ${{\mathit \Lambda}}$ ,${{\mathit \Sigma}}$) $45.9$ $\pm4.8$ 1180 AGUILAR-BENIT.. 97 B   HBC 0.76 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{\mp}}{{\mathit K}_S^0}$ ${{\mathit \pi}^{\pm}}$ $51.2$ $\pm1.7$ WICKLUND 97   ASPK 3,4,6 ${{\mathit K}^{\pm}}$ ${{\mathit N}}$ $\rightarrow$ ( ${{\mathit K}}{{\mathit \pi}}$) ${}^{0}$ ${{\mathit N}}$ $48.9$ $\pm2.5$ BOWLER 97   DBC 5.4 ${{\mathit K}^{+}}$ ${{\mathit d}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit \pi}^{-}}{{\mathit p}}{{\mathit p}}$ $48$ ${}^{+3}_{-2}$ 3600 MCCUBBIN 97   HBC 3.6 ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}{{\mathit n}}$ $50.6$ $\pm2.5$ 22k 5 PALER 97   HBC 14.3 ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ( ${{\mathit K}}{{\mathit \pi}}$) ${}^{0}$ X $47$ $\pm2$ 10k FOX 97   RVUE 2 ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}{{\mathit n}}$ $51$ $\pm2$ FOX 97   RVUE 2 ${{\mathit K}^{+}}$ ${{\mathit n}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit \pi}^{-}}{{\mathit p}}$ $46.0$ $\pm3.3$ 3186 6 LEWIS 97   HBC 2.1$-$2.7 ${{\mathit K}^{+}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}}{{\mathit \pi}}{{\mathit \pi}}{{\mathit p}}$ $51.4$ $\pm5.0$ 1700 6 BUCHNER 97   DBC 4.6 ${{\mathit K}^{+}}$ ${{\mathit n}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit \pi}^{-}}{{\mathit p}}$ $55.8$ ${}^{+4.2}_{-3.4}$ 2934 6 AGUILAR-BENIT.. 97 B   HBC 3.9,4.6 ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}{{\mathit n}}$ $48.5$ $\pm2.7$ 5362 AGUILAR-BENIT.. 97 B   HBC 3.9,4.6 ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit p}}$ $54.0$ $\pm3.3$ 4300 6, 7 HABER 97   DBC 3 ${{\mathit K}^{-}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}$ X $53.2$ $\pm2.1$ 10k 6 DAVIS 96   HBC 12 ${{\mathit K}^{+}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{+}}{{\mathit p}}$ $44$ $\pm5.5$ 1040 6 DAUBER 96 B   HBC 2.0 ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit p}}$ • • We do not use the following data for averages, fits, limits, etc. • • $48.8$ $\pm1.8$ $\pm2.0$ 8 ADUSZKIEWICZ 02 A   NA61 158 ${{\mathit p}}{{\mathit p}}$ $52.6$ $\pm1.7$ 4k 9 LEES 01 C   BABR ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit K}^{\pm}}{{\mathit \pi}^{\mp}}$ $44.90$ $\pm0.30$ LEES 01 F   BABR ${{\mathit D}^{+}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \pi}^{+}}$ $45.7$ $\pm1.1$ $\pm0.5$ 14.4k 10 MITCHELL 00 A   CLEO ${{\mathit D}_{{{s}}}^{+}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \pi}^{+}}$ $50.6$ $\pm0.9$ 20k 11 AUBERT 00 AK   BABR 10.6 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit K}^{*0}}{{\mathit K}^{\pm}}{{\mathit \pi}^{\mp}}{{\mathit \gamma}}$ 1  Taking also into account the ${{\mathit K}^{*}_{\mathrm 0}{(1430)}^{0}}$ and ${{\mathit K}^{*}_{\mathrm 2}{(1430)}^{0}}$. 2  Taking into account the ${{\mathit K}^{*}{(892)}^{0}}$, ${\mathit S}{\mathrm -wave}$ and ${\mathit P}{\mathrm -wave}$ (${{\mathit K}^{*}{(1410)}^{0}}$). 3  From the isobar model with a complex pole for the ${{\mathit \kappa}}$. 4  Fit to ${{\mathit K}}{{\mathit \pi}}$ mass spectrum includes a non-resonant scalar component. 5  Inclusive reaction. Complicated background and phase-space effects. 6  Width errors enlarged by us to 4${\times }\Gamma /\sqrt {\mathit N }$; see note. 7  Number of events in peak reevaluated by us. 8  For transverse momenta between 0.6 and 0.8 GeV/c and rapidity 0 $<$ y $<$ 0.5. 9  From a Dalitz plot analysis in an isobar model with charged and neutral ${{\mathit K}^{*}{(892)}}$ masses and widths floating. 10  This value comes from a fit with $\chi {}^{2}$ of 178/117. 11  Systematic uncertainties not estimated.

NEUTRAL ONLY (MeV)

References

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