Near-threshold $$ \mathrm{D}\overline{\mathrm{D}} $$ spectroscopy and observation of a new charmonium state
R Aaij,
C Abellán Beteta,
B Adeva,
M Adinolfi,
CA Aidala,
Z Ajaltouni,
S Akar,
P Albicocco,
J Albrecht,
F Alessio,
M Alexander,
A Alfonso Albero,
G Alkhazov,
P Alvarez Cartelle,
AA Alves,
S Amato,
Y Amhis,
L An,
L Anderlini,
G Andreassi,
M Andreotti,
JE Andrews,
F Archilli,
J Arnau Romeu,
A Artamonov,
M Artuso,
K Arzymatov,
E Aslanides,
M Atzeni,
B Audurier,
S Bachmann,
JJ Back,
S Baker,
V Balagura,
W Baldini,
A Baranov,
RJ Barlow,
S Barsuk,
W Barter,
M Bartolini,
F Baryshnikov,
V Batozskaya,
B Batsukh,
A Battig,
V Battista,
A Bay,
F Bedeschi,
I Bediaga,
A Beiter,
LJ Bel,
S Belin,
N Beliy,
V Bellee,
N Belloli,
K Belous,
I Belyaev,
G Bencivenni,
E Ben-Haim,
S Benson,
S Beranek,
A Berezhnoy,
R Bernet,
D Berninghoff,
E Bertholet,
A Bertolin,
C Betancourt,
F Betti,
MO Bettler,
I Bezshyiko,
S Bhasin,
J Bhom,
MS Bieker,
S Bifani,
P Billoir,
A Birnkraut,
A Bizzeti,
M Bjørn,
MP Blago,
T Blake,
F Blanc,
S Blusk,
D Bobulska,
V Bocci,
O Boente Garcia,
T Boettcher,
A Bondar,
N Bondar,
S Borghi,
M Borisyak,
M Borsato,
M Boubdir,
TJV Bowcock,
C Bozzi,
S Braun,
M Brodski,
J Brodzicka,
A Brossa Gonzalo,
D Brundu,
E Buchanan,
A Buonaura
Jul 07, 2020
Using proton-proton collision data, corresponding to an integrated luminosity
of 9$fb^{-1}$, collected with the~LHCb detector between 2011 and 2018, a new
narrow charmonium state, the $X(3842)$ resonance, is observed in the...