खोज परिणाम - Zhiwei ZHANG
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Climate policy uncertainty and dynamic volatility spillovers in Chinese stock market: Based on sectoral evaluation
प्रकाशित 2025-09-01पूर्ण पाठ प्राप्त करेंThis study examines volatility spillovers among climate-policy-relevant sectors in the Chinese stock market across both time and frequency domains. It further explores the impact of climate policy uncertainty on the risk spillover effect in the Chinese stock market and its underlying mechanisms. The...
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2
A Hybrid Framework for Metal Artifact Suppression in CT Imaging of Metal Lattice Structures via Radon Transform and Attention-Based Super-Resolution Reconstruction
प्रकाशित 2025-07-01पूर्ण पाठ प्राप्त करेंHigh-density component-induced metal artifacts in industrial computed tomography (CT) severely impair image quality and make further analysis more difficult. To suppress artifacts and improve image quality, this research suggests a practical approach that combines lightweight attention-enhanced supe...
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3
Numerical Study of the Effect of Furrows on Biosonar Beamforming in Aselliscus Stoliczkanus Bat
प्रकाशित 2017-07-01पूर्ण पाठ प्राप्त करेंThe Aselliscus Stoliczkanus bat, studied here, has intricately shaped structures surrounding the nostrils. These structures are hypothesised to have influence on animals’ acoustic radiation patterns. Using micro-tomography scanning technique, a 3D digital model of the noseleaf is reconstructed and b...
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4
A Phenomenological Polarized Spectral Bidirectional Reflectance Distribution Function Based on Spectral and Spatial Dependence
प्रकाशित 2025-01-01पूर्ण पाठ प्राप्त करेंThe polarized bidirectional reflectance distribution function (pBRDF) model not only quantifies radiation intensity, but also effectively describes the polarization characteristics of the scattered light on the target surface. In this paper, the spectral and spatial dependence of specular and diffus...
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5
Molecular Characterization of Organic Aerosol in Summer Suburban Shanghai Under High Humidity
प्रकाशित 2025-05-01पूर्ण पाठ प्राप्त करेंIn this study, the chemical compositions of PM<sub>2.5</sub> (particulate matter < 2.5 μm) and the molecular compositions of methanol-soluble organic carbon (MSOC) in suburban Shanghai during summer were measured to investigate the molecular characteristics of organic aerosol (OA) und...
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Clinical diagnosis, treatment, and survival analysis of 61 cases of salivary duct carcinoma: a retrospective study
प्रकाशित 2025-07-01पूर्ण पाठ प्राप्त करेंObjective This study aims to investigate the clinicopathological features, treatment modalities, and prognostic factors associated with salivary duct carcinoma (SDC). Methods A retrospective analysis was conducted on the clinicopathological data of 61 patients with SDC admitted to Shanxi Cancer Hosp...
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Transcriptome Analysis of the Hippocampus in Domestic Laying Hens with Different Fear Responses to the Tonic Immobility Test
प्रकाशित 2025-06-01पूर्ण पाठ प्राप्त करेंFear is a critical welfare concern in laying hens. Fearful behaviors in domestic chickens are influenced by both genetic and environmental factors, contributing to individual differences in stress responses. Tonic immobility (TI) duration is widely recognized as a reliable indicator of fear levels....
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Experimental Evaluation of the Average Energy for Impact Ionization by Holes in Al0.4Ga 0.6N Alloy
प्रकाशित 2017-01-01पूर्ण पाठ प्राप्त करेंAn experimental approach to evaluate the average energy required by holes for impact ionization in Al<sub>0.4</sub> Ga<sub>0.6</sub>N alloys is presented. A series of back-illuminated separate absorption and multiplication structures with different thickness of multiplication...
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9
Dynamics of cerebral blood flow following sertraline treatment in adolescent depression
प्रकाशित 2025-07-01पूर्ण पाठ प्राप्त करेंBackgroundArterial spin labeling (ASL), a non-invasive magnetic resonance imaging (MRI) technique, has been employed to assess variations in cerebral blood flow (CBF) in adolescents diagnosed with depression. While prior studies have explored CBF abnormalities in depressed adolescents, the specific...
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