Ran Li
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View article: Probing Dark Matter Substructures with Free-Form Modelling: A Case Study of the ‘Jackpot’ Strong Lens
Probing Dark Matter Substructures with Free-Form Modelling: A Case Study of the ‘Jackpot’ Strong Lens Open
Characterising the population and internal structure of sub-galactic halos is critical for constraining the nature of dark matter. These halos can be detected near galaxies that act as strong gravitational lenses with extended arcs, as the…
View article: The “Little Dark Dot”: Evidence for Self-interacting Dark Matter in the Strong Lens SDSS J0946+1006?
The “Little Dark Dot”: Evidence for Self-interacting Dark Matter in the Strong Lens SDSS J0946+1006? Open
Previous studies, based on precise modeling of a gravitationally lensing image, have identified what may be an extremely compact, dark perturber in the well-known lensing system SDSS J0946+1006 (the “Jackpot”). Its remarkable compactness c…
View article: Mock Observations for the CSST Mission: Main Surveys -- the Mock Catalogue
Mock Observations for the CSST Mission: Main Surveys -- the Mock Catalogue Open
The Chinese Space Station Survey Telescope (CSST) is a flagship space mission, designed to carry out a large-area sky survey to explore the nature of dark matter and dark energy in the Universe. The onboard multi-band imaging and slitless …
View article: CSST Strong Lensing Preparation: Cosmological Constraints Forecast from CSST Galaxy-Scale Strong Lensing
CSST Strong Lensing Preparation: Cosmological Constraints Forecast from CSST Galaxy-Scale Strong Lensing Open
Strong gravitational lensing by galaxies is a powerful tool for studying cosmology and galaxy structure. The China Space Station Telescope (CSST) will revolutionize this field by discovering up to $\sim$100,000 galaxy-scale strong lenses, …
View article: Mock Observations for the CSST Mission: Main Surveys-the Slitless Spectroscopy Simulation
Mock Observations for the CSST Mission: Main Surveys-the Slitless Spectroscopy Simulation Open
The China Space Station Telescope (CSST), slated to become China's largest space-based optical telescope in the coming decade, is designed to conduct wide-field sky surveys with high spatial resolution. Among its key observational modes, s…
View article: Reproducing Abell 2744 with the HyperMillennium Simulation
Reproducing Abell 2744 with the HyperMillennium Simulation Open
We present the Hyper Millennium (HM) simulation, an extremely large cosmological simulation designed to support next-generation galaxy surveys. The simulation follows 4.2 trillion dark matter particles in a comoving box of $2.5\ h^{-1}{\rm…
View article: ViT-based Local Volume Dwarf Galaxy Identification (VIDA) in the CSST survey
ViT-based Local Volume Dwarf Galaxy Identification (VIDA) in the CSST survey Open
Identifying dwarf galaxies within the Local Volume is crucial for constraining the luminosity function of satellite galaxies in the nearby universe. We report the detection capabilities of dwarf galaxies within the Local Volume using the C…
View article: LenNet: direct detection and localization of strong gravitational lenses in wide-field sky survey images
LenNet: direct detection and localization of strong gravitational lenses in wide-field sky survey images Open
Strong gravitational lenses are invaluable for tackling fundamental astrophysics questions, such as the nature of dark matter and cosmic expansion. However, current sky surveys’ “crop-and-classify” lens search method faces a critical chall…
View article: CURLING – II. Improvement on the <i>H</i> 0 inference from pixelized cluster strong lens modelling
CURLING – II. Improvement on the <i>H</i> 0 inference from pixelized cluster strong lens modelling Open
Strongly lensed supernovae (glSNe) provide a powerful, independent method to measure the Hubble constant, $H_{0}$, through time delays between their multiple images. The accuracy of this measurement depends critically on both the precision…
View article: P4HB regulates tumor-associated macrophage polarization and chemotaxis by enhancing IL-6 cytokine secretion in glioblastoma
P4HB regulates tumor-associated macrophage polarization and chemotaxis by enhancing IL-6 cytokine secretion in glioblastoma Open
Background: Prolyl 4-hydroxylase subunit beta (P4HB) has been linked to glioma progression and treatment resistance; however, its role in the tumor microenvironment regulation remains unclear. Materials and Methods: A total of 90 human gli…
View article: CURLING -- II. Improvement on the $H_{0}$ Inference from Pixelized Cluster Strong Lens Modeling
CURLING -- II. Improvement on the $H_{0}$ Inference from Pixelized Cluster Strong Lens Modeling Open
Strongly lensed supernovae (glSNe) provide a powerful, independent method to measure the Hubble constant, $H_{0}$, through time delays between their multiple images. The accuracy of this measurement depends critically on both the precision…
View article: Not So Dark, Not So Dense: An Alternative Explanation for the Lensing Subhalo in SDSS J0946+1006
Not So Dark, Not So Dense: An Alternative Explanation for the Lensing Subhalo in SDSS J0946+1006 Open
Previous studies of the strong-lens system SDSS J0946+1006 have reported a dark matter subhalo with an unusually high central density, potentially challenging the standard cold dark matter (CDM) paradigm. However, most analyses have assume…
View article: MaNGA DynPop. VII. A Unified Bulge–Disk–Halo Model for Explaining Diversity in Circular Velocity Curves of 6000 Spiral and Early-type Galaxies
MaNGA DynPop. VII. A Unified Bulge–Disk–Halo Model for Explaining Diversity in Circular Velocity Curves of 6000 Spiral and Early-type Galaxies Open
We derive circular velocity curves (CVCs) from stellar dynamical models for ∼6000 nearby galaxies in the final data release of the Sloan Digital Sky Survey-IV MaNGA survey with integral-field spectroscopy, exploring connections between the…
View article: Machine Learning Model on Multi-Omics Data Enables Risk Stratification and Identifies Molecular Heterogeneity and Therapeutic Targets in Glioblastoma
Machine Learning Model on Multi-Omics Data Enables Risk Stratification and Identifies Molecular Heterogeneity and Therapeutic Targets in Glioblastoma Open
Multimodal data integration reveals causal features often missed by single-modality analyses, offering a more comprehensive view of glioblastoma (GBM) complexity. We collected radiomic, pathomic, genomic, transcriptomic, and proteomic data…
View article: A Comparative Study of Halo Mass Estimates from Group Catalogs and Lensing Signals
A Comparative Study of Halo Mass Estimates from Group Catalogs and Lensing Signals Open
We compare halo mass estimates from three galaxy group catalogs (redMaPPer, Yang21, and Zou21) with those derived from gravitational lensing measurements. Each catalog employs distinct methodologies, including mass–richness relations, abun…
View article: System Optimization and Primary Electrical Design of 50 MW Agrivoltaic Power Station: A Case Study in China
System Optimization and Primary Electrical Design of 50 MW Agrivoltaic Power Station: A Case Study in China Open
Agrivoltaic technology holds great significance for promoting the collaborative development of new energy industries and modern agriculture. A systematic optimization design and preliminary electrical scheme for a 50 MW agrivoltaic power s…
View article: Chromatin dynamics of a large-sized genome provides insights into polyphenism and X0 dosage compensation of locusts
Chromatin dynamics of a large-sized genome provides insights into polyphenism and X0 dosage compensation of locusts Open
Locusts are characterized by a large genome size, polyphenism and an X0 sex determination system. Here we generated chromosome-level genomes for both desert and migratory locusts, as well as a comprehensive chromatin map for the latter. We…
View article: Efficacy and Safety of Firsekibart Compared to Etoricoxib for Gout Flares: A Phase 2, Multicenter, Open-label, Active-controlled, Randomized Non-inferiority Trial
Efficacy and Safety of Firsekibart Compared to Etoricoxib for Gout Flares: A Phase 2, Multicenter, Open-label, Active-controlled, Randomized Non-inferiority Trial Open
ClinicalTrials.gov identifier: NCT05936268; date of registration: 7 July 2023.
View article: Analysis of Carbon Storage Changes in the Chengdu–Chongqing Region Based on the PLUS-InVEST-MGWR Model
Analysis of Carbon Storage Changes in the Chengdu–Chongqing Region Based on the PLUS-InVEST-MGWR Model Open
Urbanization-induced ecological problems have affected China’s urban agglomerations since the beginning of rapid economic growth. The InVEST model can be used to study how land use changes affect carbon storage, while land simulation model…
View article: Firsekibart versus compound betamethasone in acute gout patients unsuitable for standard therapy: A randomized phase 3 trial
Firsekibart versus compound betamethasone in acute gout patients unsuitable for standard therapy: A randomized phase 3 trial Open
View article: CSST strong lensing preparation: fast modelling of galaxy–galaxy strong lenses in the big data era
CSST strong lensing preparation: fast modelling of galaxy–galaxy strong lenses in the big data era Open
Galaxy–galaxy strong lensing provides a powerful probe of galaxy formation, evolution, and the properties of dark matter and dark energy. However, conventional lens-modelling approaches are computationally expensive and require fine-tuning…
View article: ViT-based Local Volume dwarf galaxy Identificationin (VIDA) in the CSST survey
ViT-based Local Volume dwarf galaxy Identificationin (VIDA) in the CSST survey Open
Identifying dwarf galaxies within the Local Volume is crucial for constraining the luminosity function of satellite galaxies in the nearby universe. We report the detection capabilities of dwarf galaxies within the Local Volume using the C…
View article: Prediction of hybrid maize adaptation in China using extensive climatic-phenotypic data and machine learning
Prediction of hybrid maize adaptation in China using extensive climatic-phenotypic data and machine learning Open
View article: Probing Dark Matter Substructures with Free-Form Modelling: A Case Study of the `Jackpot' Strong Lens
Probing Dark Matter Substructures with Free-Form Modelling: A Case Study of the `Jackpot' Strong Lens Open
Characterising the population and internal structure of sub-galactic halos is critical for constraining the nature of dark matter. These halos can be detected near galaxies that act as strong gravitational lenses with extended arcs, as the…
View article: Multimodal fusion of radio-pathology and proteogenomics identify integrated glioma subtypes with prognostic and therapeutic opportunities
Multimodal fusion of radio-pathology and proteogenomics identify integrated glioma subtypes with prognostic and therapeutic opportunities Open
Integrating multimodal data can uncover causal features hidden in single-modality analyses, offering a comprehensive understanding of disease complexity. This study introduces a multimodal fusion subtyping (MOFS) framework that integrates …
View article: Galaxy mass modelling from multiwavelength JWST strong lens analysis: dark matter substructure, angular mass complexity, or both?
Galaxy mass modelling from multiwavelength JWST strong lens analysis: dark matter substructure, angular mass complexity, or both? Open
We analyse two galaxy-scale strong gravitational lenses, SPT0418-47 and SPT2147-50, using JWST NIRCam imaging across multiple filters. To account for angular complexity in the lens mass distribution, we introduce multipole perturbations wi…
View article: CSST Strong Lensing Preparation: Fast Modeling of Galaxy-Galaxy Strong Lenses in the Big Data Era
CSST Strong Lensing Preparation: Fast Modeling of Galaxy-Galaxy Strong Lenses in the Big Data Era Open
Galaxy-galaxy strong lensing provides a powerful probe of galaxy formation, evolution, and the properties of dark matter and dark energy. However, conventional lens-modeling approaches are computationally expensive and require fine-tuning …
View article: Characteristic Analysis of Carbon Fluxin Paddy Fields in Panjin Wetland
Characteristic Analysis of Carbon Fluxin Paddy Fields in Panjin Wetland Open
View article: Single-cell transcriptomic atlas of the human testis across the reproductive lifespan
Single-cell transcriptomic atlas of the human testis across the reproductive lifespan Open
Testicular aging is associated with declining reproductive health, but the molecular mechanisms are unclear. Here we generate a dataset of 214,369 single-cell transcriptomes from testicular cells of 35 individuals aged 21–69, offering a re…
View article: A Study of Maize Genotype–Environment Interaction Based on Deep K-Means Clustering Neural Network
A Study of Maize Genotype–Environment Interaction Based on Deep K-Means Clustering Neural Network Open
The phenotype (P) of a crop is determined by the genotype (G), environment (E), and genotype-by-environment (G × E) interaction, expressed as P = G + E + G × E. Thus, studying G × E interactions is essential for phenotypic research. Tradit…