OOIR: Observatory of International Research

Papers

(The H4-Index of APL Photonics is 33. 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 2022-06-01 to 2026-06-01.)

Article	Citations
Special Topic: Photonics in biomedicine	130
Time-gated photon counting in both confocal and offset configurations for cost-effective enhancement of functional near-infrared spectroscopy	106
Modulation properties and nonlinear dynamics induced by optical feedback in distributed-feedback quantum cascade lasers	90
Beyond memory-effect matrix-based imaging in scattering media by acousto-optic gating	77
Binary image classification using collective optical modes of an array of nanolasers	75
High bandwidth frequency modulation of an external cavity diode laser using an intracavity lithium niobate electro-optic modulator as output coupler	71
High-performance photodetector arrays for near-infrared spectral sensing	67
Schmidt modes carrying orbital angular momentum generated by cascaded systems pumped with Laguerre–Gaussian beams	64
Hybrid integrated tunable external cavity laser with sub-10 Hz intrinsic linewidth	57
An ultra-fast liquid switch for terahertz radiation	56
Cavity-enhanced nonlinear frequency conversion and manipulation of vector fields	54
Programming universal unitary transformations on a general-purpose silicon photonic platform	52
Integrated buried heaters for efficient spectral control of air-clad microresonator frequency combs	49
High-resolution time-resolved spectroscopy based on hybrid asynchronous optical sampling	49
Microwave photonics promotes emerging integrated sensing and communication technology	48
Three-dimensional hard X-ray ptychographic reflectometry imaging on extended mesoscopic surface structures	47
Multimodal phase microscopy via differential metasurface	45
Mode-dependent spectral narrowing of polarized soliton in asymmetric C-rich SiC channel waveguide	44
Talbot interference of whispering gallery modes	43
Ytterbium-laser-driven THz generation in thin lithium niobate at 1.9 kW average power in a passive enhancement cavity	43
Graphene-based valley photonic crystal waveguides for hot electron-assisted electro-absorption modulations	42
Cascaded injection locking of optomechanical crystal oscillators	41
Integrated saturable-absorber-enhanced power booster for feedback sensitive on-chip pulsed lasers	40
Evaluation of quantum key distribution systems against injection-locking attacks	39
Topological on-chip lasers	38

Additive 3D printed optical waveguide for augmented reality	38
Inverse design and demonstration of on-chip silicon high-order mode pass filter	35
Integrated optical phased array: Challenges and future trends	34
Optimal generation of mesoscopic twin-beam states by means of a natively femtosecond laser system	34
Rapid fluorescence lifetime imaging microscopy via few-photon imaging	34
Load-dependent optical coherence tomography attenuation imaging: How tissue mechanics can influence optical scattering	33
CMOS-compatible high-speed endless automatic polarization controller	33
All-optical control of the polarization axis of polariton condensates	33
Sensing with submarine optical cables	33