$$K^0_S$$ meson production in inelastic p+p interactions at 31, 40 and 80 $$\text {Ge}\hspace{-1.00006pt}\text {V}\!/\!c$$ beam momentum measured by NA61$$/$$SHINE at the CERN SPS
Abstract The yields of $$K^0_S$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msubsup> <mml:mi>K</mml:mi> <mml:mi>S</mml:mi> <mml:mn>0</mml:mn> </mml:msubsup> </mml:math> mesons have been measured in inelastic p+p interactions at incident projectile momenta of 31, 40 and 80 $$\text {Ge}\hspace{-1.00006pt}\text {V}\!/\!c$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mtext>Ge</mml:mtext> <mml:mspace/> <mml:mtext>V</mml:mtext> <mml:mspace/> <mml:mo>/</mml:mo> <mml:mspace/> <mml:mi>c</mml:mi> </mml:mrow> </mml:math> ( $$\sqrt{s_{NN}}=7.7, 8.8$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:msqrt> <mml:msub> <mml:mi>s</mml:mi> <mml:mrow> <mml:mi>NN</mml:mi> </mml:mrow> </mml:msub> </mml:msqrt> <mml:mo>=</mml:mo> <mml:mn>7.7</mml:mn> <mml:mo>,</mml:mo> <mml:mn>8.8</mml:mn> </mml:mrow> </mml:math> and 12.3 $$\text {Ge}\hspace{-1.00006pt}\text {V}$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mtext>Ge</mml:mtext> <mml:mspace/> <mml:mtext>V</mml:mtext> </mml:mrow> </mml:math> , respectively). The data were recorded by the NA61 $$/$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mo>/</mml:mo> </mml:math> SHINE spectrometer at the CERN Super Proton Synchrotron and the $$K^0_S$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msubsup> <mml:mi>K</mml:mi> <mml:mi>S</mml:mi> <mml:mn>0</mml:mn> </mml:msubsup> </mml:math> mesons identified via their decays into $$\pi ^{+} \pi ^{-}$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:msup> <mml:mi>π</mml:mi> <mml:mo>+</mml:mo> </mml:msup> <mml:msup> <mml:mi>π</mml:mi> <mml:mo>-</mml:mo> </mml:msup> </mml:mrow> </mml:math> pairs. Double-differential distributions are presented as function of transverse momentum and rapidity. The mean multiplicities of $$K^0_S$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msubsup> <mml:mi>K</mml:mi> <mml:mi>S</mml:mi> <mml:mn>0</mml:mn> </mml:msubsup> </mml:math> mesons were determined to be $$(5.95 \pm 0.19 (stat) \pm 0.30 (sys)) \times 10^{-2}$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mrow> <mml:mo>(</mml:mo> <mml:mn>5.95</mml:mn> <mml:mo>±</mml:mo> <mml:mn>0.19</mml:mn> <mml:mrow> <mml:mo>(</mml:mo> <mml:mi>s</mml:mi> <mml:mi>t</mml:mi> <mml:mi>a</mml:mi> <mml:mi>t</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> <mml:mo>±</mml:mo> <mml:mn>0.30</mml:mn> <mml:mrow> <mml:mo>(</mml:mo> <mml:mi>s</mml:mi> <mml:mi>y</mml:mi> <mml:mi>s</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> <mml:mo>)</mml:mo> </mml:mrow> <mml:mo>×</mml:mo> <mml:msup> <mml:mn>10</mml:mn> <mml:mrow> <mml:mo>-</mml:mo> <mml:mn>2</mml:mn> </mml:mrow> </mml:msup> </mml:mrow> </mml:math> at 31 $$\text {Ge}\hspace{-1.00006pt}\text {V}\!/\!c$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mtext>Ge</mml:mtext> <mml:mspace/> <mml:mtext>V</mml:mtext> <mml:mspace/> <mml:mo>/</mml:mo> <mml:mspace/> <mml:mi>c</mml:mi> </mml:mrow> </mml:math> , $$(7.61 \pm 0.13 (stat) \pm 0.43 (sys)) \times 10^{-2}$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mrow> <mml:mo>(</mml:mo> <mml:mn>7.61</mml:mn> <mml:mo>±</mml:mo> <mml:mn>0.13</mml:mn> <mml:mrow> <mml:mo>(</mml:mo> <mml:mi>s</mml:mi> <mml:mi>t</mml:mi> <mml:mi>a</mml:mi> <mml:mi>t</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> <mml:mo>±</mml:mo> <mml:mn>0.43</mml:mn> <mml:mrow> <mml:mo>(</mml:mo> <mml:mi>s</mml:mi> <mml:mi>y</mml:mi> <mml:mi>s</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> <mml:mo>)</mml:mo> </mml:mrow> <mml:mo>×</mml:mo> <mml:msup> <mml:mn>10</mml:mn> <mml:mrow> <mml:mo>-</mml:mo> <mml:mn>2</mml:mn> </mml:mrow> </mml:msup> </mml:mrow> </mml:math> at 40 $$\text {Ge}\hspace{-1.00006pt}\text {V}\!/\!c$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mtext>Ge</mml:mtext> <mml:mspace/> <mml:mtext>V</mml:mtext> <mml:mspace/> <mml:mo>/</mml:mo> <mml:mspace/> <mml:mi>c</mml:mi> </mml:mrow> </mml:math> and $$(11.58 \pm 0.12 (stat) \pm 0.55 (sys)) \times 10^{-2}$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mrow> <mml:mo>(</mml:mo> <mml:mn>11.58</mml:mn> <mml:mo>±</mml:mo> <mml:mn>0.12</mml:mn> <mml:mrow> <mml:mo>(</mml:mo> <mml:mi>s</mml:mi> <mml:mi>t</mml:mi> <mml:mi>a</mml:mi> <mml:mi>t</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> <mml:mo>±</mml:mo> <mml:mn>0.55</mml:mn> <mml:mrow> <mml:mo>(</mml:mo> <mml:mi>s</mml:mi> <mml:mi>y</mml:mi> <mml:mi>s</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> <mml:mo>)</mml:mo> </mml:mrow> <mml:mo>×</mml:mo> <mml:msup> <mml:mn>10</mml:mn> <mml:mrow> <mml:mo>-</mml:mo> <mml:mn>2</mml:mn> </mml:mrow>
Authors
- V. Golovatyuk
- S. N. Igolkin
- O. Wyszyński (ORCID: https://orcid.org/0000-0002-6652-0450)
- P. von Doetinchem (ORCID: https://orcid.org/0000-0002-7801-3376)
- H. Kitagawa
- R. Engel (ORCID: https://orcid.org/0000-0003-2924-8889)
- R. Szukiewicz (ORCID: https://orcid.org/0000-0002-1291-4040)
- N. Bostan (ORCID: https://orcid.org/0000-0002-1129-4345)
- G. I. Lykasov (ORCID: https://orcid.org/0000-0002-1544-6959)
- Н. И. Каргин
- M. Rumyantsev (ORCID: https://orcid.org/0000-0001-8233-2030)
- H. Adhikary (ORCID: https://orcid.org/0000-0002-5746-1268)
- I. Pidhurskyi (ORCID: https://orcid.org/0000-0001-9916-9436)
- P. Staszel (ORCID: https://orcid.org/0000-0003-4002-1626)
- Ł. Rozpłochowski (ORCID: https://orcid.org/0000-0003-3680-6738)
- A. Ivashkin (ORCID: https://orcid.org/0000-0003-4595-5866)
- Ł. Świderski (ORCID: https://orcid.org/0000-0001-5857-2085)
- B. T. Rumberger (ORCID: https://orcid.org/0000-0002-4867-945X)
- M. Gaździcki (ORCID: https://orcid.org/0000-0002-6114-8223)
- M. Buryakov (ORCID: https://orcid.org/0009-0008-2394-4967)
- K. Schmidt (ORCID: https://orcid.org/0000-0002-0903-5790)
- A. Shukla (ORCID: https://orcid.org/0000-0003-3839-7229)
- M. Roth (ORCID: https://orcid.org/0000-0003-1281-4477)
- P. Podlaski (ORCID: https://orcid.org/0000-0002-0232-9841)
- M. Strikhanov (ORCID: https://orcid.org/0000-0003-2586-0405)
- A. Zaitsev (ORCID: https://orcid.org/0000-0003-4711-9925)
- F. Guber (ORCID: https://orcid.org/0000-0001-8790-3218)
- M. M. Kielbowicz (ORCID: https://orcid.org/0000-0002-4403-9201)
- A. Rustamov (ORCID: https://orcid.org/0000-0001-8678-6400)
- J. Brzychczyk (ORCID: https://orcid.org/0000-0001-5320-6748)
- T. Šuša (ORCID: https://orcid.org/0000-0001-7430-2552)
- M. Słodkowski (ORCID: https://orcid.org/0000-0003-0463-2753)
- Darko Veberič (ORCID: https://orcid.org/0000-0003-2683-1526)
- M. Urbaniak (ORCID: https://orcid.org/0000-0002-9768-030X)
- V. Vechernin (ORCID: https://orcid.org/0000-0003-1458-8055)
- T. Antičić (ORCID: https://orcid.org/0000-0002-6606-0191)
- Y. Balkova (ORCID: https://orcid.org/0000-0002-6957-573X)
- Evgeny Andronov (ORCID: https://orcid.org/0000-0003-0437-9292)
- L. Ren (ORCID: https://orcid.org/0000-0003-1709-7673)
- M. P. Lewicki (ORCID: https://orcid.org/0000-0002-8972-3066)
- A. V. Brandin
- V. Paolone (ORCID: https://orcid.org/0000-0003-2162-0957)
- D. Pszczel (ORCID: https://orcid.org/0000-0002-4697-6688)
- Y. Bondar (ORCID: https://orcid.org/0000-0003-2773-9668)
- P. Seyboth (ORCID: https://orcid.org/0000-0002-4821-6105)
- Y. Nagai (ORCID: https://orcid.org/0000-0002-1792-5005)
- M. Rybczyński (ORCID: https://orcid.org/0000-0002-3638-3766)
- E. Kashirin (ORCID: https://orcid.org/0000-0001-6062-7997)
- M. Naskręt (ORCID: https://orcid.org/0000-0002-5634-6639)
- P. Dorosz (ORCID: https://orcid.org/0000-0002-8884-0981)
- A. Bravar (ORCID: https://orcid.org/0000-0002-1134-1527)
- T. Matulewicz (ORCID: https://orcid.org/0000-0003-2098-1216)
- M. Kuich (ORCID: https://orcid.org/0000-0002-6507-8699)
- Д. С. Прохорова (ORCID: https://orcid.org/0000-0003-3726-9196)
- Ł. Mik (ORCID: https://orcid.org/0000-0003-2712-6861)
- W. Kucewicz (ORCID: https://orcid.org/0000-0002-2073-711X)
- K. Sakashita (ORCID: https://orcid.org/0000-0003-2602-7837)
- V. Ozvenchuk (ORCID: https://orcid.org/0000-0002-7821-7109)
- W. Bryliński (ORCID: https://orcid.org/0000-0002-3457-6601)
- N. Abgrall (ORCID: https://orcid.org/0009-0005-0777-8661)
- S. Kowalski (ORCID: https://orcid.org/0000-0001-9888-4008)
- M. Friend (ORCID: https://orcid.org/0000-0003-4660-4670)
- A. Toia (ORCID: https://orcid.org/0000-0001-9567-3360)
- O. Panova (ORCID: https://orcid.org/0000-0001-5039-7788)
- D. Tefelski (ORCID: https://orcid.org/0000-0003-0802-2290)
- T. S. Tveter (ORCID: https://orcid.org/0009-0003-7140-8644)
- A. Zviagina (ORCID: https://orcid.org/0009-0007-5211-6493)
- B. Kozłowski (ORCID: https://orcid.org/0000-0001-8442-2320)
- G. L. Melkumov (ORCID: https://orcid.org/0009-0004-2074-6755)
- B. Pórfy (ORCID: https://orcid.org/0000-0001-5724-9737)
- U. A. Shah (ORCID: https://orcid.org/0000-0002-9315-1304)
- M. Ćirković (ORCID: https://orcid.org/0000-0002-4420-9688)
- Hermann-Josef Mathes (ORCID: https://orcid.org/0000-0002-0680-040X)
- R. Tsenov (ORCID: https://orcid.org/0000-0002-1330-8640)
- V. A. Kireyeu (ORCID: https://orcid.org/0000-0002-5630-9264)
- L. Turko (ORCID: https://orcid.org/0000-0002-5474-8650)
- J. Steṕaniak (ORCID: https://orcid.org/0000-0003-2064-9870)
- N. Karpushkin (ORCID: https://orcid.org/0000-0001-5513-9331)
- V. Z. Reyna Ortiz
- B. Popov (ORCID: https://orcid.org/0000-0001-5416-9301)
- K. K. Allison (ORCID: https://orcid.org/0000-0002-3494-9383)
- J. Cybowska (ORCID: https://orcid.org/0000-0003-2568-3664)
- A. Taranenko (ORCID: https://orcid.org/0000-0003-1737-4474)
- Jarosław Szewiński (ORCID: https://orcid.org/0000-0003-2981-9303)
- P. Adrich (ORCID: https://orcid.org/0000-0002-7019-5451)
- A. Dmitriev (ORCID: https://orcid.org/0000-0001-7853-0173)
- M. Bielewicz (ORCID: https://orcid.org/0000-0001-8267-4874)
- F. F. Valiev (ORCID: https://orcid.org/0000-0001-5130-5603)
- M. Bajda (ORCID: https://orcid.org/0009-0005-8859-1099)
- S. Puławski (ORCID: https://orcid.org/0000-0003-1982-2787)
- S. Ilieva (ORCID: https://orcid.org/0000-0001-9204-2563)
- A. Blondel (ORCID: https://orcid.org/0000-0002-1597-8859)
- R. Płaneta (ORCID: https://orcid.org/0000-0001-8007-8577)
- A. Malakhov (ORCID: https://orcid.org/0000-0001-8569-8409)
- Г. Феофилов (ORCID: https://orcid.org/0000-0003-3700-8623)
- V. Kovalenko (ORCID: https://orcid.org/0000-0001-6012-6615)
- A. Bazgir (ORCID: https://orcid.org/0000-0003-0358-0576)
- M. Bogomilov (ORCID: https://orcid.org/0000-0001-7738-2041)
- Z. Fodor
- W. Dominik (ORCID: https://orcid.org/0000-0001-7444-9239)
- K. Grebieszkow (ORCID: https://orcid.org/0000-0002-6754-9554)
- A. Yu. Seryakov (ORCID: https://orcid.org/0000-0002-5759-5485)
- C. Dalmazzone (ORCID: https://orcid.org/0000-0001-6945-5845)
- M. Golubeva (ORCID: https://orcid.org/0009-0003-4756-2449)
- M. Kuchowicz (ORCID: https://orcid.org/0000-0003-3174-585X)
- M. Maćkowiak-Pawłowska (ORCID: https://orcid.org/0000-0003-3954-6329)
- A. F. Camino
- R. Zwaska (ORCID: https://orcid.org/0000-0002-4889-5988)
- A. Makhnev (ORCID: https://orcid.org/0009-0002-9745-1897)
- Y. Shiraishi (ORCID: https://orcid.org/0000-0002-0132-3923)
- A. Korzenev (ORCID: https://orcid.org/0000-0003-2107-4415)
- M. Unger (ORCID: https://orcid.org/0000-0002-7651-0272)
- E. Rondio (ORCID: https://orcid.org/0000-0002-2607-4820)
- V. Matveev (ORCID: https://orcid.org/0000-0002-2745-5908)
- J. Dumarchez (ORCID: https://orcid.org/0000-0002-9243-4425)
- A. D. Marino (ORCID: https://orcid.org/0000-0002-1709-538X)
- V. Volkov (ORCID: https://orcid.org/0000-0002-4785-7517)
- E. D. Zimmerman (ORCID: https://orcid.org/0000-0002-6394-6659)
- N. Amin (ORCID: https://orcid.org/0009-0004-7572-3817)
- G. Stefanek (ORCID: https://orcid.org/0000-0001-6656-9177)
- Z. Majka (ORCID: https://orcid.org/0000-0003-3064-6577)
- L. Fields (ORCID: https://orcid.org/0000-0001-8281-3686)
- A. Marcinek (ORCID: https://orcid.org/0000-0001-9922-743X)
- A. Tefelska (ORCID: https://orcid.org/0000-0002-6069-4273)
- N. Davis (ORCID: https://orcid.org/0000-0003-3047-6854)
- O. Golosov (ORCID: https://orcid.org/0000-0001-6562-2925)
- A. Rybicki (ORCID: https://orcid.org/0000-0003-3076-0505)
- Á. László
- I. C. Arsene (ORCID: https://orcid.org/0000-0003-2316-9565)
- V. Lyubushkin (ORCID: https://orcid.org/0000-0003-0136-233X)
- D. Kolev (ORCID: https://orcid.org/0000-0002-9203-4739)
- T. Czopowicz (ORCID: https://orcid.org/0000-0003-1908-2977)
- M. Posiadała-Zezula (ORCID: https://orcid.org/0000-0002-5154-5348)
- V. Tereshchenko
- A. Kurepin (ORCID: https://orcid.org/0000-0002-1851-4136)
- R. Renfordt (ORCID: https://orcid.org/0000-0002-5633-104X)
- T. Nakadaira (ORCID: https://orcid.org/0000-0003-4327-7598)
- K. Kadija
- A. Krasnoperov (ORCID: https://orcid.org/0000-0002-1425-2861)
- A. Merzlaya (ORCID: https://orcid.org/0000-0002-6553-2783)
- M. Baszczyk (ORCID: https://orcid.org/0000-0002-2595-0104)
- A. Haesler
- A. Izvestnyy (ORCID: https://orcid.org/0009-0009-1305-7309)
- O. Petukhov (ORCID: https://orcid.org/0000-0002-8872-8324)
- D. Röhrich (ORCID: https://orcid.org/0000-0003-4966-9584)
- Y. Koshio
- M. Csanád (ORCID: https://orcid.org/0000-0002-3154-6925)
- H. Ströbele
- J. Puzović
- B. Maksiak (ORCID: https://orcid.org/0000-0002-7950-2307)
- A. Wickremasinghe
- S. Bhosale (ORCID: https://orcid.org/0000-0001-5709-4747)
- S. Nishimori (ORCID: https://orcid.org/0000-0002-1820-0938)
- A. Morawiec (ORCID: https://orcid.org/0009-0001-9845-4005)
- D. Battaglia (ORCID: https://orcid.org/0000-0002-5283-0992)
- Roman A. Kolesnikov (ORCID: https://orcid.org/0009-0006-4224-1058)
- K. Wójcik (ORCID: https://orcid.org/0000-0002-8315-9281)
- S. Morozov (ORCID: https://orcid.org/0000-0002-6748-7277)
Institutions
- Karlsruhe Institute of Technology (DE)
- Eötvös Loránd University (HU)
- University of Notre Dame (US)
- Warsaw University of Technology (PL)
- Goethe University Frankfurt (DE)
- University of Geneva (CH)
- University of Hawaiʻi at Mānoa (US)
- Jagiellonian University (PL)
- Fermi National Accelerator Laboratory (US)
- Okayama University (JP)
- Jan Kochanowski University (PL)
- University of Pittsburgh (US)
- University of Oslo (NO)
- University of Colorado Boulder (US)
- Université Paris Cité (FR)
- University of Wrocław (PL)
- Sorbonne Université (FR)
- University of Belgrade (RS)
- National Centre for Nuclear Research (PL)
- Laboratoire de Physique Nucléaire et de Hautes Énergies (FR)
- Institute of Nuclear Physics, Polish Academy of Sciences (PL)
- Ruđer Bošković Institute (HR)
- HUN-REN Wigner Research Centre for Physics (HU)
- National Nuclear Research Center (AZ)
- University of Bergen (NO)
- University of Warsaw (PL)
- Sofia University "St. Kliment Ohridski" (BG)
- European Organization for Nuclear Research (CH)
- AGH University of Krakow (PL)
- University of Silesia in Katowice (PL)
Publication Details
- Journal
- The European Physical Journal C
- Published
- 2024-08-15
- DOI
- https://doi.org/10.1140/epjc/s10052-024-13056-2
- Citations
- 3
- Primary Topic
- High-Energy Particle Collisions Research
- Type
- article
- Field-Weighted Citation Impact
- 1.98
Funders
- National Science Foundation
- U.S. Department of Energy
- CERN
- Strong
- European Commission
- Deutsche Forschungsgemeinschaft
- Ministry of Education, Culture, Sports, Science and Technology
- Hungarian Scientific Research Fund
- Centre National de la Recherche Scientifique
- Nemzeti Kutatási Fejlesztési és Innovációs Hivatal
- Office of Science
- Institut National de Physique Nucléaire et de Physique des Particules
- Fermilab