OOIR: Observatory of International Research

Papers

(The H4-Index of Advanced Photonics is 36. 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 2021-09-01 to 2025-09-01.)

Article	Citations
Reconfigurable integrated photonic processor for NP-complete problems	366
Hyperentanglement goes deterministic and large-scale	199
Robust structured light in atmospheric turbulence	195
Submilliwatt, widely tunable coherent microcomb generation with feedback-free operation	123
On-chip metamaterial-enabled high-order mode-division multiplexing	122
Photons continue to surprise: a conversation with Harry Atwater	121
Color centers in wide-bandgap semiconductors for subdiffraction imaging: a review	94
Cascaded adaptive aberration-eliminating multimode fiber imaging	93
All-optical spatiotemporal oscilloscope for few-cycle optical waveform	93
Ultrafast impulsive Raman spectroscopy across the terahertz–fingerprint region	79
Photoswitchable vibrational nanoscopy with sub-100-nm optical resolution	76
Microcomb-driven photonic chip for solving partial differential equations	76
About the cover: Advanced Photonics Volume 7, Issue 2	74
Spatiotemporal topology of plasmonic spin meron pairs revealed by polarimetric photo-emission microscopy	71
Enhanced generation of nondegenerate photon pairs in nonlinear metasurfaces	69
Light touch in quantum: an interview with Prof. Serge Haroche	62
High-capacity free-space optical link in the midinfrared thermal atmospheric windows using unipolar quantum devices	58
Optical Orbital Angular Momentum: Thirty Years and Counting	56
Explorer of light, and more: an interview with Sir Michael Berry	56
Nonrelativistic and nonmagnetic terahertz-wave generation via ultrafast current control in anisotropic conductive heterostructures	55
Direct laser writing breaking diffraction barrier based on two-focus parallel peripheral-photoinhibition lithography	55
White-light emission from organic aggregates: a review	49
High-efficiency vectorial holography based on ultra-thin metasurfaces	49
Highly tunable broadband coherent wavelength conversion with a fiber-based optomechanical system	47
Toward the meta-atom library: experimental validation of machine learning-based Mie-tronics	47

Optical transparency in live animals: a leap toward deep-tissue applications	47
Towards ideal focusing of diffused light via optical wavefront shaping	45
Large-scale distributed diffractive-interference hybrid photonic chiplets	44
Large-inductance superconducting microstrip photon detector enabling 10 photon-number resolution	42
Massively parallel universal linear transformations using a wavelength-multiplexed diffractive optical network	42
Writing nanometer-scale structures for centimeter-scale color printing	40
Advanced Photonics: Thank you for five wonderful years	39
Endless frontier of plasmonics: a conversation with Naomi Halas	39
New opportunities with an old optical material: an interview with Professor Marko Lončar	38
Surfing the metasurface: a conversation with Din Ping Tsai	37
Three-dimensional direct laser writing of biomimetic neuron interfaces in the era of artificial intelligence: principles, materials, and applications	36