OOIR: Observatory of International Research

Papers

(The TQCC of Photoacoustics is 19. 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
Photoacoustic spectrum analysis for spherical target size and optical property determination: A feasibility study	107
Frequency domain laser ultrasound for inertial confinement fusion target wall thickness measurements	103
Multiple diffusion models-enhanced extremely limited-view reconstruction strategy for photoacoustic tomography boosted by multi-scale priors	101
Zero-Shot Artifact2Artifact: Self-incentive artifact removal for photoacoustic imaging	94
4D spectral-spatial computational photoacoustic dermoscopy	91
An extremum-guided interpolation for sparsely sampled photoacoustic imaging	89
All-fiber three-wavelength laser for functional photoacoustic microscopy	78
Classification and risk assessment of ovarian-adnexal lesions using parametric and radiomic analysis of co-registered ultrasound-photoacoustic tomographic images	76
In vivo quantitative photoacoustic evaluation of the liver and kidney pathology in tyrosinemia	75
Spectral analysis of amplitude and phase echoes in picosecond ultrasonics for strain pulse shape determination	69
Bridging light and sound: A spironaphtopyran-rhodamine dyad with high-contrast photoswitching between fluorescence and photoacoustic signal	68
UPAMNet: A unified network with deep knowledge priors for photoacoustic microscopy	67
Dual-wavelength UV-visible metalens for multispectral photoacoustic microscopy: A simulation study	65
Front Cover	60
Surface-plasmon-enhanced strain-wave-induced optical diffraction changes from a segmented grating	60
Bornite (Cu5FeS4) nanocrystals as an ultrasmall biocompatible NIR-II contrast agent for photoacoustic imaging	59
Myocardial infarct border demarcation by dual-wavelength photoacoustic spectral analysis	58
Investigating the feasibility of a hand-held photoacoustic imaging probe for margin assessment during breast conserving surgery	58
Dual-modality ultrasound/photoacoustic tomography for mapping tissue oxygen saturation distribution in intestinal strangulation	57
Enhanced clinical photoacoustic vascular imaging through a skin localization network and adaptive weighting	57
Photoacoustic/ultrasonic dual-mode imaging for monitoring angiogenesis and synovial erosion in rheumatoid arthritis	54
Evanescent wave quartz-enhanced photoacoustic spectroscopy employing a side-polished fiber for methane sensing	53
Hybrid transformer-CNN network-driven optical-scanning undersampling for photoacoustic remote sensing microscopy	50
Understanding the near-field photoacoustic spatiotemporal profile from nanostructures	50
Adaptive enhancement of acoustic resolution photoacoustic microscopy imaging via deep CNN prior	48

Editorial: Breaking the speed limits in photoacoustic microscopy	48
Lithium Niobate – Enhanced Photoacoustic Spectroscopy	48
Dichroism-sensitive photoacoustic imaging for in-depth estimation of the optic axis in fibrous tissue	46
Multispectral optoacoustic tomography of salivary glands in patients with clinically suspected Sjögren’s disease: A pilot study	46
Harnessing evanescent photoacoustic waves for multi-domain imaging	46
Ionizing radiation acoustic and ultrasound dual-modality imaging for visualization of dose on anatomical structures during radiotherapy	44
Changes in intra-nuclear mechanics in response to DNA damaging agents revealed by time-domain Brillouin micro-spectroscopy	43
Ultrasound-guided sound speed correction for photoacoustic computed tomography	41
Image restoration for ring-array photoacoustic tomography system based on blind spatially rotational deconvolution	41
Ultra-sparse reconstruction for photoacoustic tomography: Sinogram domain prior-guided method exploiting enhanced score-based diffusion model	40
Efficient pump-probe sampling with a single-cavity dual-comb laser: Application in ultrafast photoacoustics	40
Normal and melanoma skin visualized, quantified and compared by in vivo photoacoustic imaging	40
An acoustic-optic confocal probe based photoacoustic and ultrasonic tracheal endoscopy for characterizing phantom and model of chronic obstructive pulmonary disease	40
Multispectral raster-scanning optoacoustic mesoscopy differentiate lesional from non-lesional atopic dermatitis skin using structural and functional imaging markers	40
Optomechanical energy enhanced BF-QEPAS for fast and sensitive gas sensing	39
Doubly resonant sub-ppt photoacoustic gas detection with eight decades dynamic range	38
Fast aberration correction in 3D transcranial photoacoustic computed tomography via a learning-based image reconstruction method	38
Three-dimensional non-invasive brain imaging of ischemic stroke by integrated photoacoustic, ultrasound and angiographic tomography (PAUSAT)	38
A multimodal approach to assess a liposomal carrier’s biodistribution, stability, and clearance	37
Frequency-domain photoacoustic microscopy with resonant transducer and interferometric modulation for high-reliability sO2 imaging	37
High performance filtering and high-sensitivity concentration retrieval of methane in photoacoustic spectroscopy utilizing deep learning residual networks	36
LED-based photoacoustic imaging for preoperative visualization of lymphatic vessels in patients with secondary limb lymphedema	36
Kinetic cooling in mid-infrared methane photoacoustic spectroscopy: A quantitative analysis via digital twin verification	36
Lightweight sparse optoacoustic image reconstruction via an attention-driven multi-scale wavelet network	35
A red-green photochromic bacterial protein as a new contrast agent for improved photoacoustic imaging	35
In-bore MRI-compatible transrectal ultrasound and photoacoustic imaging	34
Radiation-pressure-induced surface deformation of transparent liquids due to laser beams under oblique incidence	34
Compact and full-range carbon dioxide sensor using photoacoustic and resonance dependent modes	33
Intra-instrument channel workable, optical-resolution photoacoustic and ultrasonic mini-probe system for gastrointestinal endoscopy	33
Fully integrated photoacoustic microscopy and photoplethysmography of human in vivo	33
Deep learning assisted classification of spectral photoacoustic imaging of carotid plaques	33
On-demand expansion fluorescence and photoacoustic microscopy (ExFLPAM)	33
Recent advances in optical fiber-based gas sensors utilizing light-induced acoustic/elastic techniques	33
Restoring the imaging quality of circular transducer array-based PACT using synthetic aperture focusing technique integrated with 2nd-derivative-based back projection scheme	32
Simultaneous measurement of methane, propane and isobutane using a compact mid-infrared photoacoustic spectrophone	32
Gas spectroscopy – Editorial special issue photoacoustics	31
Image processing improvements afford second-generation handheld optoacoustic imaging of breast cancer patients	30
A Ppb-level MIR-PAS for 12CO2/13CO2 isotope analysis toward on-line breath-based H. pylori sensing	30
Compact gas cell for simultaneous detection of atmospheric aerosol optical properties based on photoacoustic spectroscopy and integrating sphere scattering enhancement	29
Mapping the architecture of the temporal artery with photoacoustic imaging for diagnosing giant cell arteritis	29
Photoacoustic methane detection inside a MEMS microphone	28
A frequency-domain model-based reconstruction method for transcranial photoacoustic imaging: A 2D numerical investigation	28
Hybrid ultrasound and single wavelength optoacoustic imaging reveals muscle degeneration in peripheral artery disease	28
Compact optical fiber photoacoustic gas sensor with integrated multi-pass cell	28
Model-informed deep-learning photoacoustic reconstruction for low-element linear array	28
Efficient implementations of a Born Series for computing photoacoustic field from a collection of erythrocytes	28
Photoacoustic spectroscopy of layered crystals: An enhancement of the photoacoustic signal and its analysis from the perspective of heat generation	27
Ppbv-level mid-infrared photoacoustic sensor for mouth alcohol test after consuming lychee fruits	27
Manganous-manganic oxide nanoparticle as an activatable microwave-induced thermoacoustic probe for deep-located tumor specific imaging in vivo	27
Gas concentration prediction in photoacoustic spectroscopy using PSO-EAP-CNN to address correlation degradation	27

Semantic segmentation of multispectral photoacoustic images using deep learning	27
Small-volume highly-sensitive all-optical gas sensor using non-resonant photoacoustic spectroscopy with dual silicon cantilever optical microphones	27
Full-view LED-based optoacoustic tomography	27
Sensitivity improvement of quartz-enhanced photoacoustic spectroscopy using the stochastic resonance method	26
Multi-scenario photoacoustic endoscopy for in vivo functional imaging	26
Cantilever-enhanced dual-comb photoacoustic spectroscopy	26
Compact photoacoustic endoscopy by measuring initial photoacoustic pressure using phase-shift interferometry	26
PA OmniNet: A retraining-free, generalizable deep learning framework for robust photoacoustic image reconstruction	26
pH-responsive ratiometric photoacoustic imaging of polyaniline nanoparticle-coated needle for targeted cancer biopsy	26
Adaptive polarization photoacoustic computed tomography for biological anisotropic tissue imaging	25
Sound velocity mapping from GHz Brillouin oscillations in transparent materials by optical incidence from the side of the sample	25
Design and characterisation of intervertebral disc mimicking phantoms for photoacoustic imaging	25
Multi-mechanism collaboration enhanced photoacoustic analyzer for trace H2S detection	24
Scale-equivariant deep model-based optoacoustic image reconstruction	24
A high-sensitivity high-resolution intravascular photoacoustic catheter through mode cleaning in a graded-index fiber	24
Experimental and numerical study of Conoscopic Interferometry sensitivity for optimal acoustic pulse detection in ultrafast acoustics	24
Ultra-miniature and sensitive optical fiber-tip optomechanical resonant photoacoustic spectroscopy gas sensors	24
High-frequency (> 65 MHz) broadband transparent transducer with ultrathin gold electrode for dual-mode photoacoustic and laser-induced ultrasound microscopy	24
Use of pattern recognition in photoacoustic imaging to identify neuronal ensembles in the prefrontal cortex of rats undergoing conditioned fear learning	24
High resolution photoacoustic vascular image reconstruction through the fast residual dense generative adversarial network	23
Structural and functional imaging of psoriasis for severity assessment and quantitative monitoring of treatment response using high-resolution optoacoustic imaging	23
Investigation of silk as a phantom material for ultrasound and photoacoustic imaging	23
Quantification of vascular networks in photoacoustic mesoscopy	22
Ultrasound-enhanced Unet model for quantitative photoacoustic tomography of ovarian lesions	22
Characterization of H2S QEPAS detection in methane-based gas leaks dispersed into environment	22
Dual-wavelength photoacoustic imaging of sentinel lymph nodes in patients with melanoma and breast cancer	22
High sensitivity and ultra-low concentration range photoacoustic spectroscopy based on trapezoid compound ellipsoid resonant photoacoustic cell and partial least square	22
Dual-comb quartz-enhanced photoacoustic spectroscopy	21
Deep learning acceleration of iterative model-based light fluence correction for photoacoustic tomography	21
Photoacoustic digital brain and deep-learning-assisted image reconstruction	21
Non-invasive evaluation of endometrial microvessels via in vivo intrauterine photoacoustic endoscopy	21
In vivo photothermal therapy monitored by multi-position calibrated photoacoustic thermometer	21
Three-dimensional microangiography of the mouse brain using super-resolution ultrasound and optoacoustic imaging with a spherical array transducer	21
Photoacoustic imaging: An emerging tool for intraoperative margin assessment in breast-conserving surgery	21
Laser ultrasound wave pattern analysis for efficient defect detection in samples with curved surfaces	20
Elastic and thermo-elastic characterizations of thin resin films using colored picosecond acoustics and spectroscopic ellipsometry	20
Tomographic reconstruction of picosecond acoustic strain pulses using automated angle-scan probing with visible light	20
Spectroscopic photoacoustic microscopic imaging during single spatial scan using broadband excitation light pulses with wavelength-dependent time delay	20
Advancing non-invasive melanoma diagnostics with deep learning and multispectral photoacoustic imaging	20
Local oxygen concentration reversal from hyperoxia to hypoxia monitored by optical-resolution photoacoustic microscopy in inflammation-resolution process	19
Freehand scanning photoacoustic microscopy with simultaneous localization and mapping	19
Collagen fibers quantification for liver fibrosis assessment using linear dichroism photoacoustic microscopy	19
Velocimetry of GHz elastic surface waves in quartz and fused silica based on full-field imaging of pump–probe reflectometry	19