Showing 50 of 1733 papers

Preparation and Preliminary Biological Evaluation of Al18F-Labeled Albumin Binder-Modified PARP-Targeted Imaging Probe

Xu Wei, Yan Junjie, Donghui Pan, Li Meng, Wu Wei, Yang Min
2025-06-18 ChinaXiv: chinaxiv-202506.00216

Poly (ADP-ribose) polymerase (PARP) is an important target in cancer therapy, and dynamic evaluation of its expression level is a necessary prerequisite for precision therapy. This study aimed to design and synthesize a novel 18F-labeled PARP-targeted PET imaging probe [18F]AlF-NOTA-LA conjugated wi…

Spatial and temporal evolution of forage-livestock balance in the agro-pastoral transition zone of northern China Postprint

Huan Liu, YAO Yuyan, AI Zemin, DANG Xiaohu, CAO Yong, LI Qingqing, Mengjia Hou, Haoli Hu, Zhang Yuanyuan, CAO Tian, AI Zemin
2025-06-17 ChinaXiv: chinaxiv-202506.00205

Research on grassland carrying capacity (GCC) and forage-livestock balance is of great significance for promoting the harmonious development of human and grassland. However, the lack of understanding of GCC and forage-livestock balance in the agro-pastoral transition zone of northern China has limit…

Advances in Nanoparticle-Based Boron Delivery Agents for BNCT

Shi Haojie, Li Fenglin
2025-06-17 ChinaXiv: chinaxiv-202506.00253

Boron neutron capture therapy (BNCT) is an effective tumor treatment modality; however, its application has been limited by issues such as poor targeting ability, limited boron loading capacity, and high toxicity associated with the first two generations of boron delivery agents. Nanoparticles can l…

Properties, challenges, and opportunities of the loess plains in the northern Negev Desert: A review (Postprint)

Ilan STAVI, Ilan STAVI
2025-06-17 ChinaXiv: chinaxiv-202506.00207 Original EN

The loess plains cover approximately 2000.00 km2 of the northern Negev Desert, accounting for about 9% of Israel's total land area. As elsewhere, the loess in the Negev Desert is composed of wind-transported dust and sand particles that have been deposited in sink sites. The loess deposits are chara…

Measurement of Efficiency Calibration and Coincidence Correction Factor for Well-Type HPGe

Yu Guobing, Gu Xianbao, Xiang Yunxiang, Liu Yi, He Xu, Zhang Wenliang, Wang Jinlong
2025-06-17 ChinaXiv: chinaxiv-202506.00217

To calculate the detection efficiency curve and coincidence correction factors for well-type HPGe, the detection efficiency of HPGe was calibrated using commonly employed monoenergetic γ-ray nuclide standard sources, while simultaneously measuring the cascade coincidence correction factors for commo…

Correlation Between Albumin-to-Gamma-Glutamyl Transferase Ratio and Type 2 Diabetes Mellitus with Metabolic-Associated Fatty Liver Disease: A Postprint

Yan Ziwei, Jiahua Nie, Shi Yan, Wei Limin, Wei Limin
2025-06-17 ChinaXiv: chinaxiv-202506.00208

Background: In recent years, the incidence and prevalence of metabolic-associated fatty liver disease (MAFLD) have been increasing annually, with over a quarter of the global population affected by MAFLD. Type 2 diabetes mellitus (T2DM) is closely associated with MAFLD; however, there are currently …

An Analysis of the Current Status and Influencing Factors of Type 2 Diabetes Mellitus with Mild Cognitive Impairment in Older Adults from the Body-Disease Correlation Perspective: A Case Study of Sichuan Region (Postprint)

Ma Yuping, Qiao Mengyuan, He Yanyun, Xu Manru, Chongli Chen, Wu Wenbin, Wu Wenbin
2025-06-17 ChinaXiv: chinaxiv-202506.00209

Background The high incidence of type 2 diabetes mellitus in older adults has become a severe global public health problem. Diabetes causes substantial damage to cognitive function, and there remains a lack of simple indicators for its early monitoring and identification, necessitating further explo…

A Track Reconstruction Algorithm for the EicC Central Detector

Zhang, Mr. Zulun, Liu, Prof. Guoming, Liang, Dr. Yutie, Guo, Dr. Aiqiang, Guo, Dr. Aiqiang
2025-06-16 ChinaXiv: chinaxiv-202506.00218

This paper presents an algorithm that combines track finding and track fitting, designed for track reconstruction in the Electron-ion Collider in China (EicC). The algorithm's goal is to fulfill the criterion of high track reconstruction efficiency. The algorithm is modularly constructed, leveraging…

Research on n/γ Discrimination Method Based on Deep Metric Learning

Li Jiajie, Zhang Jiangmei, Zhang Caolin, Yang Guowei
2025-06-16 ChinaXiv: chinaxiv-202506.00255

Precise discrimination of neutrons and gamma rays in complex radiation environments is a critical technology in the fields of nuclear material detection and nuclear security. Current mainstream end-to-end neural network classification models exhibit insufficient generalization capability when confro…

Study of high-energy neutron-induced fission cross sections using Bayesian methods

Dr. Peiyan Zhang, Chen, Prof. Zhi-Qiang 陈志强, Han, Miss Rui, Roy, Prof. Wada, Tian, Dr. Guoyu, Liu, Dr. Bing-Yan, Sun, Dr. Hui, Dr. Xin Zhang, Guo, Mr. Rui, Ze-Kun Zhang, Qiang, Dr. Li, Shi, Mr. Fudong, Prof. Zhi-Qiang Chen
2025-06-16 ChinaXiv: chinaxiv-202506.00219

High-energy neutron-induced fission data for actinide nuclides form the foundation for the design of advanced nuclear energy systems such as accelerator-driven subcritical systems and fast neutron reactors, playing a vital role in their development. In this study, the INCL++ code is utilized to calc…

A Grounded Theory Study on Factors Influencing Emergency Information Acquisition among Rural Left-Behind Children (Postprint)

Chen Yanhong, Yuan Shuang
2025-06-16 ChinaXiv: chinaxiv-202506.00153

Investigating the influencing factors of emergency information acquisition among rural left-behind children during major public health events can provide valuable recommendations for improving their emergency information acquisition capabilities. This study conducted interviews with 34 rural left-be…

Postprint: A Study of Unverified Information Sharing Behavior on Social Media Among the General Public in Taiwan, China

Chen Jiayong, Hao Jiaxin, Xie Baonuan
2025-06-16 ChinaXiv: chinaxiv-202506.00154

The phenomenon of citizens sharing unverified information on social media can, to a certain extent, reflect the level of information literacy education in a region. This study aims to investigate the attitudes and behaviors of the general public in Taiwan, China toward unverified information on soci…

An Approach to break the Resolution-Efficiency Trade-off in X-Ray Scintillator Imaging

Zhou, Hong-Quan, Prof. Yan-Qing Wu, Wang, Miss Lu, Shi, Dr. Hao, Dr. Cheng-Qiang Zhao, He, Dr. You, Long, Dr. Jiali, Guo, Dr. Zhi, Tai, Prof. Renzhong, Wang, Prof. Yong, Prof. Renzhong Tai
2025-06-16 ChinaXiv: chinaxiv-202506.00220

To address the well-known "resolution-photon efficiency" trade-off, we developed a lens-coupled X-ray tube-based indirect imaging system incorporating a thick scintillator plate and a large numerical aperture (NA) lens. This configuration provides sufficient photon flux while maintaining theoretical…

Childhood Maltreatment and Adolescent Non-Suicidal Self-Injury: The Roles of Hypothalamic-Pituitary-Adrenal Axis Polygenic Factors and Depression

Wu Yue, Lü Wei, Lu Wei
2025-06-16 ChinaXiv: chinaxiv-202506.00166

Childhood maltreatment is closely associated with adolescent self-injurious behavior; however, research examining the underlying mechanisms from the "gene × environment - endophenotype - behavioral phenotype" theoretical perspective remains limited. Based on the polygenic risk score research paradig…

Standing at the Forefront and Daring to Pioneer; With Sails Hoisted Toward the Future: Post-print of the Oral Interview

Zeng Jie, Ma Yongxian, Chen Yang
2025-06-16 ChinaXiv: chinaxiv-202506.00164

To commemorate the 40-year development trajectory of Guangzhou Library, the Guangzhou Documentary Research and Exhibition Center of Guangzhou Library conducted an interview with the current director, Fang Jiazhong, in September 2021. Centering on topics including early career experiences, the legisl…

A Study on the Open Access Status of Library, Information, and Archives CSSCI Source Journals: A Postprint in Commemoration of the 10th Anniversary of the "Suzhou Declaration"

Wang Zhaohui, Gao Junkuan
2025-06-16 ChinaXiv: chinaxiv-202506.00158

2022 marks the 10th anniversary of the publication of the "Suzhou Declaration on Open Access Publishing for Chinese Library, Information, and Archival Science Journals" (hereinafter referred to as the "Suzhou Declaration"). Investigating the current status, challenges, and strategies for open access…

Expanding Reading Promotion in University Libraries through "Developmental Bibliotherapy": With a Discussion on the Connotations of "Reading Therapy for Emotional Distress" Book Categories for Contemporary College Students (Postprint)

Xu Yan
2025-06-16 ChinaXiv: chinaxiv-202506.00156

The article expounds upon the fundamental principles of developmental bibliotherapy, targeting various common and prevalent emotional distress issues among contemporary college students. It emphatically recommends "book prescriptions" selected by relevant experts from both domestic and foreign liter…

Research Status and Prospects of FOLIO as China's Next-Generation Library Service Platform: A Postprint

Zhang Guoguo, Li Yulong
2025-06-16 ChinaXiv: chinaxiv-202506.00157

With the continuous deepening of concepts such as open data, open access, and smart libraries, the business and service content of contemporary libraries are undergoing constant transformation, placing library systems at a critical juncture for transformation and upgrading. Owing to its characterist…

An Exploratory Analysis of "Reading Therapy" Activities for University Students under Multidisciplinary Integration: Case Studies of Specialized Library Services at North China University of Science and Technology, Sichuan University, and Zhejiang Chinese Medical University (Postprint)

Li Mengyao, Xu Yan
2025-06-16 ChinaXiv: chinaxiv-202506.00155

University libraries' provision of "reading therapy" services for college student groups holds significant practical significance for improving students' emotion management and psychological development capabilities. Over the years, the "reading therapy" services implemented by the libraries of Nort…

Postprint: Model Exploration and Value Innovation of Rural Public Cultural Services Boosting China's Rural Revitalization

Wang Dan, Chen Ya
2025-06-16 ChinaXiv: chinaxiv-202506.00161

To address the issues of imbalance and insufficiency in urban-rural development and further enhance the living standards of farmers, the state has proposed the Rural Revitalization Strategy. Rural cultural revitalization constitutes a vital component of rural revitalization, with rural public cultur…

Construction and Promotion of Culture-Tourism Integration Models in University Libraries from a Value Co-creation Perspective: Postprint

Lin Yuting, Yang Xumin
2025-06-16 ChinaXiv: chinaxiv-202506.00160

This article introduces the conceptual connotation and internal logic of culture-tourism integration in university libraries. Grounded in industrial convergence theory and from a value co-creation perspective, it constructs four models for university library culture-tourism integration: recombinant …

Postprint: A Study on University Researchers' Willingness for Open Data Sharing and Its Influencing Factors

Yang Lijuan, Zhang Yuzhen, Hu Qiandai, Sun Qian, Li Han
2025-06-16 ChinaXiv: chinaxiv-202506.00159

In the era of Big Data, the trend toward open sharing of research data is irreversible. As China's emphasis on research data openness gradually deepens, investigating the data sharing willingness and its influencing factors among researchers in universities—the "primary arena"—holds significant prac…

Postprint: Search for Tidal Structures in Massive Galaxies in the Nearby Universe

Huang Songli, Fang Min, Liu Wenhao, Zheng Xianzhong, Pan Zhizheng, Liu Binyang, Yang Chao, Chang Jiang, Wang Lei
2025-06-16 ChinaXiv: chinaxiv-202506.00111

In the hierarchical clustering model of galaxy formation and evolution, interactions and merger processes between galaxies serve as important mechanisms for galaxy mass growth, producing low surface brightness tidal structures around galaxies. Observationally, long exposure times combined with speci…

Postprint: Analysis Methods for Asteroid Impact Probability

Zheng Hang, Zhu Qingfeng, Song Yezhi, Li Xuzhi, Xu Xiaohui, Qiu Jinsheng, Zhao Junhan
2025-06-16 ChinaXiv: chinaxiv-202506.00108

In response to the current situation of inconsistent conclusions among existing asteroid collision monitoring systems, this study investigates the linear approximation method employed by line of variation collision monitoring systems, concluding that the deviation between the orbital distribution ob…

NGC 2264 Cone Region Extremely High-Velocity Molecular Outflow Postprint

LIU Xinrong, LI Jingjing, LIU Dejian, KONG Deyun, LI Yingjie, LIN Zehao, HAO Chaojie, BIAN Shuaibo
2025-06-16 ChinaXiv: chinaxiv-202506.00103

Using high-sensitivity, high-resolution mapping observations of the 12CO (J = 1–0, J is the angular momentum quantum number) molecular line obtained with the 13.7 m millimeter-wave telescope at the Purple Mountain Observatory Qinghai Station, extremely high-velocity gas with a total velocity width o…

Identification of FeLoBAL Quasars in SDSS DR7Q Using Convolutional Neural Networks (Postprint)

HE Ziqi, FU Yuming, WU Xuebing, HE Lingxue
2025-06-16 ChinaXiv: chinaxiv-202506.00104

Iron low-ionization broad absorption line quasars (Fe Low-ionization Board Absorption Line Quasar, FeLoBALQ) represent one of the rarest subclasses of quasars. The radiation from these objects violently expels surrounding material, forming powerful high-velocity outflows in which low-ionization spec…

Differential Deuterium Enrichment of Multiple Molecular Species and Gaseous CO Depletion in Infrared Dark Cloud G 011.0970–0.1093

Kunpeng Shi, Siyi Feng, Shuting Lin, Lehan Gao
2025-06-16 ChinaXiv: chinaxiv-202506.00113

Using molecular line mapping with the Institut de Radioastronomie Millimétrique (IRAM) 30 m radio telescope in the 1.3–4.0 mm band, combined with 70–870 μm continuum data and mapping of the $ {\rm{NH}}3$$(J, K)=(1, 1)$ and $(2, 2)$ lines with the Green Bank Telescope (GBT) (where $J$ is the total an…

Postprint: Research on Phase Detection Methods for Long-Baseline Stellar Optical Interferometry Based on Spatial Modulation

Wei Wei, Xu Teng, Hou Yonghui, Sun Yue
2025-06-16 ChinaXiv: chinaxiv-202506.00109

Within the atmospheric isoplanatic angle, simultaneous measurement of interference fringes from both the scientific target and the tracking target enables microarcsecond-level astrometric precision through precise determination of the optical path difference between the two fringe patterns. For high…

Space Debris Tracking Data Association Method Based on Time Error Correction and Multi-Feature Joint Decision, Postprint

Wang Dongya, Huang Jian, Liang Wei
2025-06-16 ChinaXiv: chinaxiv-202506.00106

For the catalog management of large batches of space debris, the correlation matching between wide-area surveillance orbit measurement data and cataloged targets is a prerequisite and key factor. The correlation accuracy rate not only affects normal catalog processing but also influences observation…

Non-Newtonian Gravitational Effects of Color-Flavor-Locked Strange Stars and the Companion Star of the GW190814 Gravitational Wave Event Postprint

Pi Chunmei, Yang Shuhua
2025-06-16 ChinaXiv: chinaxiv-202506.00112

Employing the standard MIT bag model, we investigate the influence of non-Newtonian gravitational effects on the structure of color-flavor locked phase strange stars. The results demonstrate that the maximum mass of color-flavor locked phase strange stars increases not only with increasing color-sup…

Simulation Design and Parameter Optimization of Microwave Cavities for Detection of Lighter-Mass Dark Matter Axions (Postprint)

Zhong Zhijiang, Zheng Hao, Gao Li, Jiang Qingquan, Wei Lianfu
2025-06-16 ChinaXiv: chinaxiv-202506.00114

Dark matter detection has long been a major scientific objective in modern astronomy and physics. Among these, the axion in Quantum Chromodynamics (QCD) is considered a natural candidate for dark matter. Currently, electromagnetic response detection of axions with micro-electronvolt-scale mass has r…

Musical Training Promotes the Interaction between Pitch and Temporal Dimensions in Auditory Working Memory

Zhou Linshu, Zhang Yuqing, Cai Danchao, Zhou Linshu, Cai Danchao
2025-06-16 ChinaXiv: chinaxiv-202506.00165

Music training can enhance individuals' sensitivity to temporal and non-temporal structures, but the joint influence of these structures in working memory remains unclear. This study investigates how pitch and rhythmic structures are processed in auditory working memory and the role of music trainin…

Dynamics of light nuclei produced in the massive transfer reactions

Feng, Prof. Zhaoqing, Prof. Zhaoqing Feng (冯兆庆)
2025-06-16 ChinaXiv: chinaxiv-202506.00221

Within the framework of the dinuclear system (DNS) model by implementing the cluster transfer into the dissipation process, we systematically investigated the energy spectra and the angular distribution of the preequilibrium clusters (n, p, d, t, $^{3}$He, $\alpha$, $^{6,7}$Li, $^{8,9}$Be) in the ma…

Safety Assessment and Visualization Technology for Radiation Fields in Small Pressurized Water Reactors

Jiebo Wu, Shi Jiangwu, Liu Guangkun, Bi Yuepeng, Zhao Yanan, Wei Wei, Genglei Xia, Zhu Haishan
2025-06-16 ChinaXiv: chinaxiv-202506.00256

Small reactors feature compact structures, complex refueling processes, and highly radioactive spent fuel; therefore, radiation dose assessment during the refueling process is particularly critical. This study conducts burnup calculations and dose calculations for spent fuel assemblies of the KLT-40…

Cross-cultural Research on Differences in Tourists' Cultural Perception of Chinese Architectural Heritage: A Semiotic Perspective

Shao Guoliang, Shao Guoliang
2025-06-15 ChinaXiv: chinaxiv-202506.00298 Mixed Source

Objective: By analyzing the differences in perception of Chinese architecture among different cultural groups, this paper proposes cross-cultural understanding and experience optimization strategies for traditional Chinese architectural culture. Methods: Interview and web text data were collected fr…

Numerical Study on Flow Field Characteristics and Efficiency Losses in Nuclear Power Turbines Based on the Non-Equilibrium Condensation Model

Du, Mrs. Xiaoqin, Jiang, Zhuojun, Sun, Prof. Wan, Zhuhai Zhong, Wei, Mrs. Yan, Prof. Liangming Pan, Sun, Prof. Wan
2025-06-15 ChinaXiv: chinaxiv-202506.00222

The steam turbine is one of the most critical energy conversion components in power generation systems. Unlike thermal power plants, nuclear steam turbines operate in the wet steam region in most of their stages, with the inlet steam often near saturation, resulting in more severe non-equilibrium co…

Empathy Simulation in Large Language Models: Evaluation, Enhancement, and Challenges

Zhou Qianyi, Cai Yaqi, Zhang Ya, Zhang Ya
2025-06-14 ChinaXiv: chinaxiv-202506.00080

With the technological advancements of Large Language Models (LLMs) in natural language generation and affective computing, their capacity for empathy simulation in domains such as psychological counseling, doctor-patient communication, and customer service has attracted considerable attention. The …

Thermo-foldable bending analysis of tunable shells using a higher-order modeling

Zhenyang Jin, Sanglin Zhao, Mostafa Habibi, Ibrahim Albaijan, Zhenyang Jin
2025-06-14 ChinaXiv: chinaxiv-202506.00078

This article investigates the effect of higher-order kinematic modeling on the elasto-static bending behavior of doubly-curved shells. Graphene origami is introduced as a novel nanofiller, synthesized through a chemical process to achieve a controllable material. A copper matrix serves as the primar…

How Does a Generative AI Teammate Influence Team New Product Idea Generation? A Team Process Perspective

Zheng Yu, Shen Yi, Wu Yueyan, Wu Yueyan
2025-06-14 ChinaXiv: chinaxiv-202506.00081

Generative AI agents, powered by generative artificial intelligence (also known as generative AI) technology, possess remarkable emergent intelligence capabilities that can help humans break through mental sets, becoming new members of corporate new product development teams—generative AI teammates.…

Development of non-sampling atmospheric radionuclide online measurement system

Dr. Chuanfeng Tang, GE, Prof. Liangquan, Sheng-Liang Guo, Deng, Zhi-peng, Yu, Peng, Liu, Yu-Chen, Guo-Dong Xu, Zhou, Mr. Wei, Wang, Liang, Guo Shengliang
2025-06-14 ChinaXiv: chinaxiv-202506.00223

For the prompt monitoring of radionuclides released into the atmosphere by various nuclear facilities and sudden nuclear accidents, a nonsampling atmospheric radionuclide online measurement system (NSAROMS) that is based on NaI(Tl) scintillators was developed. Compared with traditional measurement m…

Fairness or Efficiency? The Effect of Completion Motivation on Prosocial Behavior Preference

Li Weiwei, Ou, Minhua, Kang Zhiqiang, Wen Yuting, Lin Xueqing, Li Weiwei
2025-06-13 ChinaXiv: chinaxiv-202506.00082

In prosocial behavior, helpers typically face a trade-off between fairness and efficiency. Previous research has found that when fairness and efficiency cannot be simultaneously satisfied, people often neglect the efficiency of helping a minority and tend to distribute donated resources equally amon…