Asst. Prof. VAEL HAJAHMAD

1. First Exclusive Reconstruction of the (Formula presented), (Formula presented), and (Formula presented) Mesons and Precise Measurement of Their Masses

Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., Benato L., et al.

Physical Review Letters , vol.136, no.3, 2026 (SCI-Expanded, Scopus)

2. Search for b-hadron decays to long-lived particles in the CMS endcap muon detectors

Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., Benato L., et al.

Physical Review D , vol.113, no.1, 2026 (SCI-Expanded, Scopus)

3. Simultaneous Probe of the Charm and Bottom Quark Yukawa Couplings Using (Formula presented) Events

Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., Benato L., et al.

Physical Review Letters , vol.136, no.1, 2026 (SCI-Expanded, Scopus)

4. Measurements of the inclusive W and Z boson production cross sections and their ratios in proton-proton collisions at TeV

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Journal of High Energy Physics , vol.2026, no.1, 2026 (SCI-Expanded, Scopus)

5. Search for New Physics in Jet Multiplicity Patterns of Multilepton Events at (Formula presented)

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Bergauer T., Chatterjee S., et al.

Physical Review Letters , vol.135, no.23, 2025 (SCI-Expanded, Scopus)

6. Elliptic anisotropy measurement of the f0(980) hadron in proton-lead collisions and evidence for its quark-antiquark composition

Zhokin A., Zhizhin I., Zarubin A., Yuldashev B., Voytishin N., Vorobyev A., et al.

Nature Communications , vol.16, no.1, 2025 (SCI-Expanded, Scopus)

7. Development of systematic uncertainty-aware neural network trainings for binned-likelihood analyses at the LHC

Druzhkin D., Borshch V., Babaev A., Uzunian A., Slabospitskii S., Kachanov V., et al.

European Physical Journal C , vol.85, no.11, 2025 (SCI-Expanded, Scopus)

8. A method for correcting the substructure of multiprong jets using the Lund jet plane

Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., Benato L., et al.

Journal of High Energy Physics , vol.2025, no.11, 2025 (SCI-Expanded, Scopus)

9. Lepton Flavor Violation of Z Gauge Boson Decays in Supersymmetric Type-III Seesaw Model

HAJAHMAD V., Alsayed Ali M.

Brazilian Journal of Physics , vol.55, no.5, 2025 (SCI-Expanded, Scopus)

10. Search for top squarks in final states with many light-flavor jets and 0, 1, or 2 charged leptons in proton-proton collisions at TeV

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Journal of High Energy Physics , vol.2025, no.10, 2025 (SCI-Expanded, Scopus)

11. Search for a heavy pseudoscalar Higgs boson decaying to a 125 GeV Higgs boson and a Z boson in final states with two tau and two light leptons in proton-proton collisions at TeV

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Journal of High Energy Physics , vol.2025, no.10, 2025 (SCI-Expanded, Scopus)

12. Search for dark matter produced in association with a Higgs boson decaying to a τ lepton pair in proton-proton collisions at TeV

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Journal of High Energy Physics , vol.2025, no.10, 2025 (SCI-Expanded, Scopus)

13. Observation of (Formula presented) Hyperon Local Polarization in (Formula presented)-Pb Collisions at (Formula presented)

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Benato L., Bergauer T., et al.

Physical Review Letters , vol.135, no.13, 2025 (SCI-Expanded, Scopus)

14. Probing Gluon Fluctuations in Nuclei with the First Energy-Dependent Measurement of Incoherent (Formula presented) Photoproduction in Ultraperipheral PbPb Collisions

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Physical Review Letters , vol.135, no.11, 2025 (SCI-Expanded, Scopus)

15. Measurements of inclusive and differential Higgs boson production cross sections at TeV in the H → γγ decay channel

Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., Benato L., et al.

Journal of High Energy Physics , vol.2025, no.9, 2025 (SCI-Expanded, Scopus)

16. Search for dark matter production in association with a single top quark in proton-proton collisions at TeV

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Journal of High Energy Physics , vol.2025, no.9, 2025 (SCI-Expanded, Scopus)

17. Observation of the Charged-Particle Multiplicity Dependence of (Formula presented) in (Formula presented)-Pb Collisions at 8.16 TeV

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Physical Review Letters , vol.135, no.9, 2025 (SCI-Expanded, Scopus)

18. Evidence for Similar Collectivity of High Transverse-Momentum Particles in (Formula presented)-Pb and Pb-Pb Collisions

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Physical Review Letters , vol.135, no.7, 2025 (SCI-Expanded, Scopus)

19. Measurement of light-by-light scattering and the Breit-Wheeler process, and search for axion-like particles in ultraperipheral PbPb collisions at = 5.02 TeV

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Bergauer T., Chatterjee S., et al.

Journal of High Energy Physics , vol.2025, no.8, 2025 (SCI-Expanded, Scopus)

20. Search for vector-like leptons with long-lived particle decays in the CMS muon system in proton-proton collisions at = 13 TeV

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Journal of High Energy Physics , vol.2025, no.8, 2025 (SCI-Expanded, Scopus)

21. Search for dark matter produced in association with one or two top quarks in proton-proton collisions at = 13 TeV

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Journal of High Energy Physics , vol.2025, no.8, 2025 (SCI-Expanded, Scopus)

22. Observation of WZγ production and constraints on new physics scenarios ffiffi in proton-proton collisions at ps = 13 TeV

Chekhovsky V., Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., et al.

Physical Review D , vol.112, no.1, 2025 (SCI-Expanded, Scopus)

23. Search for jet quenching with dijets from high-multiplicity pPb collisions at = 8.16 TeV

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Journal of High Energy Physics , vol.2025, no.7, 2025 (SCI-Expanded, Scopus)

24. Search for medium effects using jet axis decorrelation in inclusive jets from PbPb collisions at = 5.02 TeV

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Journal of High Energy Physics , vol.2025, no.6, 2025 (SCI-Expanded)

25. Search for excited tau leptons in the ττγ final state in proton-proton collisions at = 13 TeV

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Benato L., Bergauer T., et al.

Journal of High Energy Physics , vol.2025, no.6, 2025 (SCI-Expanded)

26. Search for heavy neutral resonances decaying to tau lepton pairs in proton-proton collisions at (Formula presented)

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Benato L., Bergauer T., et al.

Physical Review D , vol.111, no.11, 2025 (SCI-Expanded)

27. Search for bosons of an extended Higgs sector in b quark final states in proton-proton collisions at s = 13 TeV

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Journal of High Energy Physics , vol.2025, no.6, 2025 (SCI-Expanded)

28. Measurements of the Higgs boson production cross section in the four-lepton final state in proton-proton collisions at = 13.6 TeV

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Journal of High Energy Physics , vol.2025, no.5, 2025 (SCI-Expanded, Scopus)

29. Reweighting simulated events using machine-learning techniques in the CMS experiment

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Benato L., Bergauer T., et al.

European Physical Journal C , vol.85, no.5, 2025 (SCI-Expanded, Scopus)

30. Measurement of the Higgs boson mass and width using the four-lepton final state in proton-proton collisions at (Formula presented)

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Bergauer T., Chatterjee S., et al.

Physical Review D , vol.111, no.9, 2025 (SCI-Expanded)

31. Search for Fractionally Charged Particles in Proton-Proton Collisions at (Formula presented)

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Bergauer T., Chatterjee S., et al.

Physical Review Letters , vol.134, no.13, 2025 (SCI-Expanded)

32. Measurement of the inclusive tt¯ cross section in final states with at least one lepton and additional jets with 302 pb−1 of pp collisions at s = 5.02 TeV

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Bergauer T., Chatterjee S., et al.

Journal of High Energy Physics , vol.2025, no.4, 2025 (SCI-Expanded)

33. Energy-scaling behavior of intrinsic transverse-momentum parameters in Drell-Yan simulation

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Bergauer T., Chatterjee S., et al.

Physical Review D , vol.111, no.7, 2025 (SCI-Expanded)

34. Measurement of the inclusive cross sections for W and Z boson production in proton-proton collisions at s = 5.02 and 13 TeV

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Bergauer T., Chatterjee S., et al.

Journal of High Energy Physics , vol.2025, no.4, 2025 (SCI-Expanded)

35. Search for heavy long-lived charged particles with large ionization energy loss in proton-proton collisions at s = 13 TeV

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Benato L., Bergauer T., et al.

Journal of High Energy Physics , vol.2025, no.4, 2025 (SCI-Expanded)

36. Measurement of the inclusive WZ production cross section in pp collisions at s = 13.6 TeV

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Benato L., Bergauer T., et al.

Journal of High Energy Physics , vol.2025, no.4, 2025 (SCI-Expanded)

37. Proton reconstruction with the TOTEM Roman pot detectors for high-β∗ LHC data

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Benato L., Bergauer T., et al.

Journal of Instrumentation , vol.20, no.4, 2025 (SCI-Expanded)

38. Identification of low-momentum muons in the CMS detector using multivariate techniques in proton-proton collisions at √s = 13.6 TeV

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Journal of Instrumentation , vol.20, no.4, 2025 (SCI-Expanded)

39. Search for Nuclear Modifications of (Formula presented) Meson Production in (Formula presented)-Pb Collisions at (Formula presented)

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Bergauer T., Chatterjee S., et al.

Physical Review Letters , vol.134, no.11, 2025 (SCI-Expanded)

40. Search for light long-lived particles decaying to displaced jets in proton-proton collisions at √s = 13.6 TeV

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Bergauer T., Chatterjee S., et al.

Reports on Progress in Physics , vol.88, no.3, 2025 (SCI-Expanded, Scopus)

41. Search for pair production of heavy particles decaying to a top quark and a gluon in the lepton+jets final state in proton–proton collisions at √s=13TeV

Druzhkin D., Borshch V., Babaev A., Uzunian A., Slabospitskii S., Konstantinov D., et al.

European Physical Journal C , vol.85, no.3, 2025 (SCI-Expanded, Scopus)

42. Test of lepton flavor universality in semileptonic (Formula presented) meson decays in proton-proton collisions at (Formula presented)

Hayrapetyan A., Tumasyan A., Adam W., Andrejkovic J., Bergauer T., Chatterjee S., et al.

Physical Review D , vol.111, no.5, 2025 (SCI-Expanded)

43. Constraints on standard model effective field theory for a Higgs boson produced in association with W or Z bosons in the H →bb¯ decay channel in proton-proton collisions at s = 13 TeV

Chekhovsky V., Hayrapetyan A., Makarenko V., Tumasyan A., Adam W., Andrejkovic J., et al.

Journal of High Energy Physics , vol.2025, no.3, 2025 (SCI-Expanded, Scopus)