The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons | Paper Citation Record

Observation d5de5880-2d78-423d-9080-22f3ee436dee · outbound

This paper cites Hard exclusive two photon processes in QCD.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Hard exclusive two photon processes in QCD

Reference 1

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Observation 4eb80c81-ee46-4d51-a29a-0f2278f81133 · outbound

This paper cites For the LFWF, w e use diﬀerent models obtained from the solution of the Schr¨ od inger equation for a variety of c¯c potentials.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons For the LFWF, w e use diﬀerent models obtained from the solution of the Schr¨ od inger equation for a variety of c¯c potentials

Reference 2

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Observation 32d62174-6d79-4544-a952-6c73410b286b · outbound

This paper cites It is normalized such that the two-photon decay-width of the meson is o btained from Γ(ηc →γγ ) = π 4α2 emM 3 ηc |F (0, 0)|2.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons It is normalized such that the two-photon decay-width of the meson is o btained from Γ(ηc →γγ ) = π 4α2 emM 3 ηc |F (0, 0)|2

Reference 3

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The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Unresolved cited work

Reference 4

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Observation f333f001-789c-4f5a-b43a-5f30e9b4e9a1 · outbound

This paper cites (2.38) and then to perform the integration over the azimuthal angle of k.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons (2.38) and then to perform the integration over the azimuthal angle of k

Reference 5

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Observation aa0dbae8-e582-424e-bc91-58b19c73bf7e · outbound

This paper cites (2.40) This form puts into evidence, that the invariant form factor F (Q2 1,Q 2.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons (2.40) This form puts into evidence, that the invariant form factor F (Q2 1,Q 2

Reference 6

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Observation b9590642-8b3e-4114-9a27-d5d3fb061e14 · outbound

This paper cites Notice that by the Bose-symmetry, the form factor must be a symmetric function of Q2 1,Q 2.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Notice that by the Bose-symmetry, the form factor must be a symmetric function of Q2 1,Q 2

Reference 7

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Observation f486acab-c531-4979-9a01-53ef92af55c1 · outbound

This paper cites (2.38) or Eq.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons (2.38) or Eq

Reference 8

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Observation d60372d0-4b6a-4193-8917-146101d96264 · outbound

This paper cites (2.46) Still another interesting limit exists, namely at very large Q2 i , the k-smearing becomes unimportant, and one can neglect k in the hard matrix element of Eq.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons (2.46) Still another interesting limit exists, namely at very large Q2 i , the k-smearing becomes unimportant, and one can neglect k in the hard matrix element of Eq

Reference 9

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Observation 8f115dd9-0569-4747-8bc1-aefe467e3e2b · outbound

This paper cites (2.47) The DA is conveniently normalized as ∫ 1 0 dzϕ (z,µ 2.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons (2.47) The DA is conveniently normalized as ∫ 1 0 dzϕ (z,µ 2

Reference 10

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The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Unresolved cited work

Reference 11

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Observation 81a2789b-725d-495b-bf15-6303c96e7e88 · outbound

This paper cites (2.49) This representation is valid in the limit of large photon virtualities Q2 1,Q 2 2.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons (2.49) This representation is valid in the limit of large photon virtualities Q2 1,Q 2 2

Reference 12

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Observation b06be5b1-823a-4d81-a98b-4e6396afabde · outbound

This paper cites A popular model for the transition form factor is based on the vector meson dominance app roach (see e.g.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons A popular model for the transition form factor is based on the vector meson dominance app roach (see e.g

Reference 13

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This paper cites (3.2) It features a factorized dependence on the photon virtualities, w hich we expect to be broken.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons (3.2) It features a factorized dependence on the photon virtualities, w hich we expect to be broken

Reference 14

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The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Unresolved cited work

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Observation a8724982-c096-44ca-b0ed-f7a8f454b902 · outbound

This paper cites To investigate the scaling properties, we show the transition form factor as a function of the variables ω = Q2 1 −Q2 2 Q2 1 +Q2 2 and ¯Q2 = Q2 1 +Q2 2 2.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons To investigate the scaling properties, we show the transition form factor as a function of the variables ω = Q2 1 −Q2 2 Q2 1 +Q2 2 and ¯Q2 = Q2 1 +Q2 2 2

Reference 16

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This paper cites The factorization breaking pattern looks very similar for diﬀerent potentials (not sho wn explicitly here).

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons The factorization breaking pattern looks very similar for diﬀerent potentials (not sho wn explicitly here)

Reference 17

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The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Unresolved cited work

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This paper cites Theory of hot matter and relativistic heavy-ion co llisions.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Theory of hot matter and relativistic heavy-ion co llisions

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The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Unresolved cited work

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This paper cites Jegerlehner, Springer Tracts Mod.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Jegerlehner, Springer Tracts Mod

Reference 23

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This paper cites The form factors for the photon to pseudoscalar meson transitions - an update.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons The form factors for the photon to pseudoscalar meson transitions - an update

Reference 24

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Observation 11799914-284b-4256-b45a-62a489344321 · outbound

This paper cites On the pion distribution amplitude. Derivation, properties, predictions.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons On the pion distribution amplitude. Derivation, properties, predictions

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Observation 59221fad-9e2c-4c55-b77e-e2119607f93a · outbound

This paper cites A perturbative approach to the eta_c-gamma transition form factor.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons A perturbative approach to the eta_c-gamma transition form factor

Reference 26

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This paper cites Mixing and Decay Constants of Pseudoscalar Mesons: The Sequel.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Mixing and Decay Constants of Pseudoscalar Mesons: The Sequel

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This paper cites Large corrections to asymptotic $F_{\eta_c \gamma}$ and $F_{\eta_b \gamma}$ in the light-cone perturbative QCD.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Large corrections to asymptotic $F_{\eta_c \gamma}$ and $F_{\eta_b \gamma}$ in the light-cone perturbative QCD

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Observation cf3a5d75-5584-4eca-aeb9-e777a188fc8a · outbound

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The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Dudek and R.G

Reference 29

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Observation ebaa13d9-8bc2-431b-89a9-a3d0432529b9 · outbound

This paper cites Chen et al.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Chen et al

Reference 30

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The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Unresolved cited work

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Observation 9c3dbe52-372d-4113-a7d6-8cae3b5a54e6 · outbound

This paper cites Wang, X.G.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Wang, X.G

Reference 32

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Observation 26c4c204-2f06-4224-bdec-fe76ce45c025 · outbound

This paper cites Lucha and D.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Lucha and D

Reference 33

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The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Unresolved cited work

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This paper cites Geng and C.C.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Geng and C.C

Reference 35

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This paper cites Systematic twist expansion of $(\eta_c,\eta_b)\to\gamma^*\gamma$ transition form factors in light-front quark model.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Systematic twist expansion of $(\eta_c,\eta_b)\to\gamma^*\gamma$ transition form factors in light-front quark model

Reference 36

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The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Unresolved cited work

Reference 37

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Observation 1c2e0127-086d-4485-b718-94f3c74d7632 · outbound

This paper cites Theoretical uncertainties in exclusive electroproduction S-wave heavy quarkonia.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Theoretical uncertainties in exclusive electroproduction S-wave heavy quarkonia

Reference 38

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The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Measurement of the gamma gamma* --> eta_c transition form factor

Reference 39

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This paper cites Boost-invariant Hamiltonian approach to heavy quarkonia.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Boost-invariant Hamiltonian approach to heavy quarkonia

Reference 41

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This paper cites Light-front potential for heavy quarkonia constrained by the holographic soft-wall model.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Light-front potential for heavy quarkonia constrained by the holographic soft-wall model

Reference 42

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This paper cites Quarkonium as relativistic bound state on the light front.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Quarkonium as relativistic bound state on the light front

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Reference 44

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Observation 1d10c52d-6fc5-45ff-a699-89da385e6682 · outbound

This paper cites Melosh, Phys.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Melosh, Phys

Reference 45

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The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Jaus, Phys

Reference 46

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The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Quarkonia and their transitions

Reference 47

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The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Charmonium

Reference 48

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This paper cites Eichten, K.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Eichten, K

Reference 49

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The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Eichten, K

Reference 50

Resolution: verified fuzzy; raw_fallback, observed 2026-08-14T12:16:56.637789Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Observation 6ac13c7d-915c-4897-a415-578ffcfab93a · outbound

This paper cites Quigg and J.L.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Quigg and J.L

Reference 51

Resolution: verified fuzzy; raw_fallback, observed 2026-08-14T12:16:56.624271Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Observation 84be4567-ea17-461b-ab0e-f3abd61518cc · outbound

This paper cites Martin, Phys.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Martin, Phys

Reference 52

Resolution: verified fuzzy; raw_fallback, observed 2026-08-14T12:16:56.611123Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Observation 61ec8326-7095-4fa3-a7c6-37ceec49fdfe · outbound

This paper cites Martin, CERN-TH-2876, C80-03-09-25.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Martin, CERN-TH-2876, C80-03-09-25

Reference 53

Resolution: verified fuzzy; raw_fallback, observed 2026-08-14T12:16:56.599286Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Observation 2246e623-f96b-470c-bafa-3150a686558f · outbound

This paper cites Barik and S.N.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Barik and S.N

Reference 54

Resolution: verified fuzzy; raw_fallback, observed 2026-08-14T12:16:56.585598Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Observation fa5f8c9a-9106-4bbc-a051-398563881654 · outbound

This paper cites Buchm¨ uller and S.H.H.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Buchm¨ uller and S.H.H

Reference 55

Resolution: verified fuzzy; raw_fallback, observed 2026-08-14T12:16:56.571733Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Observation 48e00dd8-5947-4e3a-9744-52eac36e0845 · outbound

This paper cites an unresolved cited work.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Unresolved cited work

Reference 56

Resolution: unresolved; no resolver link, observed 2026-08-14T12:16:56.200179Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 3853f905-a262-47ae-92a1-bb920a28bfce · outbound

This paper cites Two-photon decay rates of heavy quarkonia in the relativistic quark model.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Two-photon decay rates of heavy quarkonia in the relativistic quark model

Reference 57

Resolution: verified exact; local_arxiv, observed 2026-08-14T12:16:56.302293Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Observation 9a5e846c-8ae8-4fe3-94bb-e44c8f1a5800 · outbound

This paper cites an unresolved cited work.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Unresolved cited work

Reference 58

Resolution: unresolved; raw_fallback, observed 2026-08-14T12:16:56.548899Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Observation 49c2043c-fe9b-4bb9-aabb-68264d08391c · outbound

This paper cites Tanabashi et al.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Tanabashi et al

Reference 59

Resolution: verified fuzzy; raw_fallback, observed 2026-08-14T12:16:56.537213Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Observation f61da93e-aa8e-4ed6-ad53-6ea3909f6776 · outbound

This paper cites Study of B Decays to Charmonium States $B\to \eta_{c}K$ and $B\to \chi_{C0}K$.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Study of B Decays to Charmonium States $B\to \eta_{c}K$ and $B\to \chi_{C0}K$

Reference 60

Resolution: unresolved; no resolver link, observed 2026-08-14T12:16:56.216103Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation da0d9f41-48c4-4fe3-9804-3fd83e240134 · outbound

This paper cites Ong, Phys.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Ong, Phys

Reference 61

Resolution: verified fuzzy; raw_fallback, observed 2026-08-14T12:16:56.524153Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Observation 70e1f6a2-a382-48ab-a411-c2cd2ac67631 · outbound

This paper cites Diehl, P.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Diehl, P

Reference 62

Resolution: verified fuzzy; raw_fallback, observed 2026-08-14T12:16:56.512261Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Observation a7f6c945-0fb5-46f2-9a4f-773418020476 · outbound

This paper cites On some implications of the BaBar data on the $\gamma^*\eta'$ transition form factor.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons On some implications of the BaBar data on the $\gamma^*\eta'$ transition form factor

Reference 63

Resolution: verified exact; local_arxiv, observed 2026-08-14T12:16:56.273710Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Observation da754f8b-46fd-4615-bb47-eca18a77d324 · outbound

This paper cites Butenschoen, Z.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Butenschoen, Z

Reference 64

Resolution: verified fuzzy; raw_fallback, observed 2026-08-14T12:16:56.499534Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Observation 549e7fa5-abee-45af-a862-82af15aea946 · outbound

This paper cites an unresolved cited work.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Unresolved cited work

Reference 65

Resolution: unresolved; raw_fallback, observed 2026-08-14T12:16:56.487671Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Observation 8e10f2da-60db-477d-82ef-cef19a8f6e65 · outbound

This paper cites an unresolved cited work.

The ${\gamma^* \gamma^* \to \eta_c (1S,2S)}$ transition form factors for spacelike photons Unresolved cited work

Reference 66

Resolution: unresolved; raw_fallback, observed 2026-08-14T12:16:56.475634Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

Coverage vector

Reference resolution

Outbound references

Pith citing papers