OOIR: Observatory of International Research

Papers

(The TQCC of Annals of Functional Analysis is 2. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-05-01 to 2026-05-01.)

Article	Citations
Biharmonic systems involving a Rellich-type potential and multiple critical strongly coupled terms	22
Geometric constant for quantifying the difference between angular and skew angular distances in Banach spaces	12
The $$L^p$$–$$L^q$$ boundedness and compactness of Fock projections	10
Formulations of Furstenberg’s $$\times 2 \times 3$$ conjecture in complex analysis and operator algebras	9
On the energy of the ground state solution for a generalized Kadomtsev–Petviashvili equation	9
Characterizations of $$B^u_\omega $$ type Morrey–Triebel–Lizorkin spaces with variable smoothness and integrability	8
The Davis-Wielandt shell and the numerical range of composition operators on the Hardy space	7
Disjoint $$\mathscr {F}$$-transitivity and topological multiple recurrence of weighted composition operators on $$H(\mathbb {D})$$	7
A note on reducibility and n-hypercontractivity of extensions of Cowen–Douglas operators	6
Generalization of some commutative perturbation results	6
The essential spectrums of $$2\times 2$$ unbounded anti-triangular operator matrices	6
Generalized nearly asymptotically nonexpansive mappings and a system of generalized variational-like inclusions: iterative method and approximation of common solutions	6
Quantum injectivity of multi-window Gabor frames in finite dimensions	6
Dilations of oblique dual pairs of g-frame sequences	5
Morita invariance of unbounded bivariant K-theory	5
New properties and existence of exact phase-retrievable g-frames	5
Heat equations associated to harmonic oscillator with exponential nonlinearity	5
Some norm estimates for the triangular projection on the space of bounded linear operators between two symmetric sequence spaces	5
Schatten class localization operators with Lorentz symbols	5
Single and multi-valued Hilbert-bundle renormings	5
Disjoint subspace-hypercyclic operators on separable Banach spaces	5
Real Paley–Wiener theorems for the linear canonical Dunkl transform	4
On positive operator-valued measures generated by a family of one-dimensional projectors	4
On the eigenfunctions of the q-Bernstein operators	4
Estimates for harmonic reproducing kernel and Bergman type operators on mixed norm and Besov spaces in the real ball	4

Spectral enclosures for some unbounded $$n\times n$$ operator matrices	4
Perturbation formulae for the generalized core–EP inverse	4
On Flett potentials associated with the Laplace–Bessel differential operator	4
Toeplitz operators and group-moment coordinates for quasi-elliptic and quasi-hyperbolic symbols	4
Generalized Fourier multipliers	4
An inverse boundary value problem for the incompressible inhomogeneous Navier–Stokes equations	4
Some notes on weaving frames in Hilbert spaces	4
Weighted holomorphic mappings attaining their norms	4
Commuting Toeplitz operators with harmonic polynomial symbols on the Newton space	4
The Weyl–von Neumann theorem for skew-symmetric operators	4
Scattering for a focusing Hartree equation	4
Hölder continuity of the gradients for non-homogenous elliptic equations of p(x)-Laplacian type	3
On sequential greedy-type bases	3
Distance between unitary orbits of unitary elements in $$C^*$$-algebras of real rank zero	3
Characterization of a-Birkhoff–James orthogonality in $$C^*$$-algebras and its applications	3
Trace cohomology revisited	3
New weighted norm inequalities for multilinear singular integral operators with generalized kernels and their commutators	3
Variants of 2-local maps on function algebras	3
Contractibility of vector-valued Köthe echelon algebras	3
Self-similar groupoid actions on k-graphs, and invariance of K-theory for cocycle homotopies	3
On the smoothness of normed spaces	3
Fixed Point Theorem: variants, affine context and some consequences	3
Every commutative JB$$^*$$-triple satisfies the complex Mazur–Ulam property	3
Existence of normalized solutions for a class of Kirchhoff–Schrödinger–Poisson equations in $$\mathbb {R}^3$$	3
On creating new essential spectrum by self-adjoint extension of gapped operators	3
On the spectral identities and fundamental properties of one-sided Drazin inverses in Banach algebras	3
Grand martingale Hardy spaces for $$0<p\le 1$$	3
Phillips symmetric operators and functional calculus of maximal symmetric operators	3
Factorization of Bloch mappings through a Hilbert space	3
Projective limits of Dirichlet spaces and embeddings of Bloch-type spaces	3
A note on exceptional sets in Erdös–Rényi limit theorem	3
On weighted boundedness and compactness of operators generated by fractional heat semigroups related with Schrödinger operators	3
Phase-isometries between the positive cones of the Banach space of continuous real-valued functions	2
Resolvent set analysis of the Bergman shift	2
Measures of noncompactness in the space of regulated functions on an unbounded interval	2
Composition operators on weighted Fock spaces induced by $$A_{\infty }$$-type weights	2
Essential norm of Hankel operators on weighted Bergman spaces of strongly pseudoconvex domains	2
Evolution groups and reversibility	2
Min–max relations for tuples of operators in terms of component spaces	2
Fredholm properties of a class of coupled operator matrices and their applications	2
Some converse problems on the g-Drazin invertibility in Banach algebras	2
The coarse Novikov conjecture for coarse fibrations over Banach spaces with Property (H)	2
A spectral quasinilpotent operator and the invariant subspace problem for non-Archimedean Banach spaces	2
Spectrality and non-spectrality of some Moran measures in $$\mathbb {R}^3$$	2
Dixmier-type traces on symmetric spaces associated with semifinite von Neumann algebras	2
Hyperinvariant subspaces for sets of polynomially compact operators	2
Gel’fand widths of Sobolev classes of functionsin the average setting	2
Existence of countably many p-k-convex solutions for p-k-Hessian equations and systems	2
Inequalities for the Kronecker product of matrices	2
Satellite forms of grand Furuta–Ando–Hiai inequalities and its applications	2

Refinements of the Cauchy–Schwarz inequality in pre-Hilbert $$C^*$$-modules and their applications	2
Harmonic functions with traces in Q type spaces related to weights	2
Topological radicals, IX: relations in ideals of C*-algebras	2
Friedrichs systems on an interval	2
An extension of the weighted geometric mean in unital JB-algebras	2
On a consequence of Picone’s identity for a fractional p-Laplacian	2
The local Borg–Marchenko uniqueness theorem for Dirac-type systems with locally smooth at the right endpoint rectangular potentials	2