OOIR: Observatory of International Research

Papers

(The H4-Index of Optics Letters is 46. 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 2022-01-01 to 2026-01-01.)

Article	Citations
Imaginary coupling induced Dirac points and group velocity control in the non-reciprocal Hermitian lattice	113
Dual-channel bistability modulation in a bilayer graphene-based optomechanical system	104
Actively Q-switched self-frequency-doubled Yb:YCOB green laser with output power of a dozen watts	93
Dynamic control of the mode-locked fiber laser using a GO/PS modulator	91
Vortex ring beams in nonlinear P T-symmetric systems	91
In vivo biological safety investigation of Yb-CALGO femtosecond laser dental surgery	84
Coaxial dual-beam wavefront shaping using nonlocal diffractive metasurfaces in terahertz frequencies	83
Coherent multi-band MIMO radar: robustness analysis to SSMF-based RF signal delivery	83
Methods of correction to extrinsic parameters in a stereoscopic vision with the assistance of two known-distance points	80
Orthogonal hologram memory extending from visible to UV mediated with TaO_x/TiO₂:Ag heterojunctions	78
Flatbands in a bilayer surface plasmon crystal at a large twist angle due to interlayer strong coupling	77
Solid-state transverse Anderson localized fiber laser	74
Resonant silicon waveguide with strong transverse electric field rotation for magnetic-field-induced non-reciprocity	72
Observing multi-frequency structured illumination patterns based on an evanescent field in a millimeter-scale polymer slide	68
Broadband generation of quasi bound-state-in-continuum modes using subwavelength truncated cone resonators	63
Quasi-distributed acoustic sensing based on optical path difference demodulation for high-frequency and large-amplitude using an optical fiber interferometer array	63
Phase noise elimination in frequency sweeping interferometry based on a common-path interferometer	61
Enhancing THz emission from nonlinear metasurfaces by a Bragg perfect absorber	61
Experimental demonstration of an on-chip spatial light receiver based on inverse design in free-space optical communication	59
Non-Hermitian mode-locking synthesized by parity-time and anti-parity-time symmetric modulations	58
Long range topography by dispersion unmatched spectral-domain interferometry based on virtually imaged phased array modes	58
Ultracompact and ultralow-loss S-bends with easy fabrication by numerical optimization	57
Transmitter dispersion eye closure quaternary assessment based on linear CNN with 1 × 1 convolutional kernel	56
1.9 µJ external-cavity dumped ultra-broad-area semiconductor nanosecond laser	55
Optical phased array with 2D beam steering based on nonlinear beam mixing	54

Complexity curtailed MLSE equalizer based on a compact look-up-table for C-band DSB IM/DD transmission	53
Coherent N₂ ⁺ emission mediated by coherent Raman scattering for gas-phase thermometry	52
Design of compact surface-emitting nanolasers based on topological guided-mode resonance	51
Entanglement-enhanced phase sensitivity at low frequencies in a truncated SU(1,1) interferometer	51
Handheld volumetric photoacoustic/ultrasound imaging using an internal scanning mechanism	51
Ultra-broadband optical amplifiers based on bismuth-doped heterogeneous-core fibers	50
Dispersion-engineered low-crosstalk metasurface for mid-infrared snapshot multi-spectral imaging	50
Rapid fabrication of highly uniform polygons by femtosecond laser patterning based on free lens modulation	49
Line integral compressed ultrafast photography for large time-scale measurements	49
Theoretical investigation of pure-state single-photon and large-bandwidth-correlation biphoton generation from micro/nanofiber	49
Shack–Hartmann wavefront sensor slope measurement algorithm robust to scintillation and sensor saturation	49
Fast polarization independent tunable liquid crystal Solc filter using Sagnac configuration	48
Single-crystal CsPbBr₃-based vertical cavity surface emitting laser	48
Coherently averaged optical frequency comb spectroscopy with a single electro-optic modulator	48
Unified Stokes–Mueller polarimetry for multi-photon processes at varying wavelengths	47
Efficient temporal compression of 10-μJ pulses in periodic layered Kerr media: publisher’s note	47
Hyperspectral imaging of acoustically trapped plastics	47
Computational refocusing in phase-unstable polarization-sensitive optical coherence tomography	46
Nonlinear Airy beam propagation in defected photonic lattices	46
A silicon source of frequency-bin entangled photons	46
Geometric-phase-based axicon lens for computational achromatic imaging	46