Showing 50 of 1733 papers

Uncertainty Quantification of SST k-ω Turbulence Model Parameters for Flow in the Reactor Upper Plenum

Li Xiaobin, Guo Liqi, Xiaobin Li
2025-07-12 ChinaXiv: chinaxiv-202507.00120

The temperature oscillation phenomenon in the upper plenum of a lead-based reactor core constitutes one of the critical factors influencing the safe and stable operation of nuclear power plants, and its accurate depiction holds significant importance for analyzing thermal pulsation mechanisms. Numer…

Study on the Synthesis of Hexagonal Boron Nitride Nanosheets by Molten Salt Method

Yucan Huang, Shen Jiajie, Cheng-Zhi Guan, Long Dewu, Chen Bangfu, Yang Aohua
2025-07-12 ChinaXiv: chinaxiv-202507.00121

Hexagonal boron nitride possesses a layered structure composed of hexagonal rings similar to graphene, thereby exhibiting excellent mechanical properties and thermal conductivity, and has attracted widespread attention in numerous application fields. In view of the high energy consumption issues ass…

Category and Semantic Distance Modulate the Effects of Expectation on Memory

Dai Jiaojian, Sun Mingze, Wang Dongfang, Xinrui Mao, Guo Chunyan, Mao Xinrui, Guo Chunyan
2025-07-11 ChinaXiv: chinaxiv-202507.00149

Humans often need to make predictions based on current situations to guide subsequent behavior. However, researchers currently debate vigorously regarding whether predictable or unpredictable items yield better memory performance. In this study (Experiment 1: item recognition; Experiment 2: associat…

The Positive Role of Multidimensional Psychological Time Perspective in Intergroup Helping Behavior: Feasibility, Difference, and Adaptability

Chen Lanshuang, Wang Zhen, Guan Jian, Guan Jian
2025-07-11 ChinaXiv: chinaxiv-202507.00150

Amidst increasingly prominent global intergroup conflicts, psychological time framework represents a novel pathway to facilitate intergroup helping behavior, capable of effectively mitigating social conflicts and promoting resource redistribution. Compared to conventional single time points, constru…

Current Clinical Applications of 225Ac in Targeted Alpha Therapy

Jia Xinran, Li Jianguo, DONG Juancong, Hua Jianzhong
2025-07-10 ChinaXiv: chinaxiv-202507.00135

Radioactive targeted drugs have attracted considerable attention as an important therapeutic modality for malignant tumors, owing to their precise tumor-targeting capability and potential efficacy against tumors resistant to conventional treatments. 225Ac has emerged as a highly promising radionucli…

A Novel Pixel-Chip-Based Region-of-Interest Readout Design

Zhou, Shiqiang, Wang, Prof. Dong, Xie, Mr. Li-Rong, Lian, Mr. Chen, Zhou, Mr. Zhuo, I am ready to translate your academic paper from Simplified Chinese to English. Please provide the text formatted with `...` tags as specified in the instructions, and I will: - Preserve all LaTeX commands and mathematical formulas exactly - Keep all citation commands (\cite{}, \ref{}, \eqref{}, etc.) unchanged - Maintain all `` wrapper tags with their IDs intact - Use precise academic English and technical terminology - Follow the glossary: 机器学习 => machine learning, 深度学习 => deep learning Please share the content you need translated., Liu, Prof. Hongbang, Gao, Prof. Chaosong, Mr. Jun Liu, Feng, Huan-Bo, Yi, Mr. DiFan, Zhang, Mr. Zi-Yi, Liu, Siying, Liu, Mr. Meng-Ping, Fang, Mr. Ni, chen, Mr. Ran, Luo, Yan-Jun, Dong, Mr. Chunlai, Tong, Mr. Yi-Chen, Lu, Miss Meng-Xin, Shiqiang Zhou
2025-07-10 ChinaXiv: chinaxiv-202507.00122

This paper presents a novel pixel chip readout scheme: the Region-of-Interest Readout Circuit (ROIRC), which is designed for large area, large array pixel chips and Gas Pixel Detector (GPD). This design employs a sentinel pixel detection strategy, enabling rapid identification and prioritized readou…

Analysis of the Current Status and Influencing Factors of Adolescents' Perceived Social Support: Based on Weibo Big Data

Gǔlìmǐrè·Yīshākè, Du Xiayu, Wang Binyu, Jia Jiaojiao, Li Jiao, Dolores, Tieyu Duan, Xiong Qian, Ren Zhihong, Ren Zhihong
2025-07-10 ChinaXiv: chinaxiv-202507.00050

[Objective] To explore assessment methods for perceived social support among adolescents based on Weibo text and analyze its demographic differential characteristics. [Methods] Python was employed to crawl Weibo texts (approximately 300,000 posts) from adolescents aged 12–18 nationwide, construct a …

Development of a New Measurement System for Radionuclide-Contaminated Wounds and Its Measurement Methods

wang, Ms. wei, Wang, Yujian, Li, Dr. Xinglong, Dr. HongChao Pang, Luo, Dr. Zhiping, Wang, Ms. Wei
2025-07-10 ChinaXiv: chinaxiv-202507.00123

Due to the current lack of devices and methods for measuring internal contamination caused by radionuclides in wounds that may occur during spent fuel reprocessing and radioisotope production, we developed a new non-contact measurement system for radionuclide-contaminated wounds featuring improved r…

Machine learning-based prediction of alloying element effects on irradiation swelling in austenitic steels

Huang, Mr. Tao, Tong, Prof. Zhenfeng, Wang, Yiding, Jiang, Miss Shuyi, Sun, Prof. Lu, Sun, Prof. Lu
2025-07-10 ChinaXiv: chinaxiv-202507.00124

Austenitic stainless steels have been extensively utilized as key structural components in nuclear reactors, yet they exhibit a strong tendency to undergo swelling under neutron irradiation, which consequently deteriorates their mechanical performance. Hence, reliable prediction of the swelling evol…

Thermodynamic adsorption potential of superconductors

Jiu Hui Wu, Jiu Hui Wu
2025-07-10 ChinaXiv: chinaxiv-202507.00099

Based on the general thermodynamic analysis of Polanyi adsorption potential, the adsorption potential condition for superconductors is obtained exactly by using the quantum state equation we presented. Because this adsorption potential results in changes of electron concentration, temperature and pr…

Characteristics of Cognitive Disconnection Syndrome: A Comparison with Attention-Deficit/Hyperactivity Disorder and Other Disorders

Jialin Cai, Chen Caiqi, Chen Caiqi
2025-07-09 ChinaXiv: chinaxiv-202507.00119

Cognitive Disengagement Syndrome (CDS), also known as Sluggish Cognitive Tempo (SCT), constitutes a cluster of persistent behavioral patterns or symptoms characterized by attentional disengagement, sluggish information processing, and hypoactivity resulting from neurodevelopmental deficits. This syn…

Can a particle behave as a wave in self-reference frame ?

Qiankai Yao
2025-07-09 ChinaXiv: chinaxiv-202507.00100

As to matter wave, an interesting question is whether a particle can behave as a wave in the frame tied toitself. If the answer is negative, it is possible to establish a self-reference frame to cancel the particle’swaveform, and even develop a metric field equation to describe wave-particle duality…

Dynamical Mechanism in Fusion Reactions for Synthesizing Neutron-Deficient Pu Isotopes

Zi-Long Wang, Xiao-Ye Zhang, Gen Zhang, Feng-Shou Zhang, Gen Zhang
2025-07-09 ChinaXiv: chinaxiv-202507.00125

Within the framework of the isospin-dependent quantum molecular dynamics model, the fusion cross section and fusion mechanism of neutron-deficient Pu isotopes in the reactions 24,26,30Si+196Hg were investigated. We found that the fusion cross sections are higher in the reaction with a more neutron-r…

Substitution measurement of the 65Cu(γ, n)64Cu reaction cross section using natCu and 63Cu targets with quasi-monoenergetic γ beams at SLEGS∗

Jiao, Dr. Pu, Dr. Zirui Hao, Li, Dr. Zhicai, Sun, Dr. Qiankun, Liu, Dr. Longxiang, Xu, Dr. Hanghua, Zhang, Dr. Yue, Zhou, Mengdie, Yang, Dr. Yuxuan, Jin, Dr. Sheng, Chen, Dr. Kaijie, Ye, Mr. Shan, Wang, Dr. Zhenwei, Wang, Dr. Yuting, Wei, Mrs. Hui-Ling, Fu, Dr. Yao, Wang, Prof. Hongwei, Fan, Gongtao, Ma, Dr. Chun-Wang (Nuclear physics) 马春旺, Dr. Pu Jiao
2025-07-09 ChinaXiv: chinaxiv-202507.00126

To overcome the difficulty and expensive cost for some specific isotopic targets, a substitution method was proposed to measure the cross section of (γ, n) reactions. Considering that the natural copper element (natCu) only has 63Cu and 65Cu isotopes, the 65Cu(γ, n)64Cu reaction was taken as an exam…

Postprint: Enhancing News Content Production and Dissemination Efficiency through Artificial Intelligence

Liu Yang
2025-07-09 ChinaXiv: chinaxiv-202507.00106

【Objective】To analyze the integration practices of artificial intelligence technology embedded in news gathering and editing operations, and to explore pathways for intelligent transformation. 【Method】Literature analysis combined with case studies from mainstream media was employed to systematically…

Postprint: Evolution of Media Communication Patterns Based on Converged Communication Technology Development

Li Pingshi
2025-07-09 ChinaXiv: chinaxiv-202507.00109

【Purpose】To investigate the development of 6G technology and its innovative applications in the integrated media domain. 【Method】This paper centers on the key milestones in the evolution of integrated communication technology (5G, 5.5G, 6G), a critical enabling technology for 6G, and adopts a three-…

Postprint: Development of Quality Assurance Systems for Academic Journals in the New Media Era

HUANG Guichun, ZHENG Yawen, LUO Linqing, WU Yang
2025-07-09 ChinaXiv: chinaxiv-202507.00111

The quality of academic journals constitutes the core foundation of their construction and development. [Purpose] This study aims to investigate the establishment and optimization of quality assurance systems for academic journals in the new media era. Through systematic analysis of internal quality…

High-Quality Development of Agricultural Science and Technology Journals: A Case Study of the Editorial Practice of Southwest China Journal of Agricultural Sciences (Postprint)

Quan Jinying, Lin Zhengyu, Chen Zhang, Li Jie, Luo Xuan
2025-07-09 ChinaXiv: chinaxiv-202507.00114

[Objective] Taking the publishing practice of Southwest China Journal of Agricultural Sciences as an example, this study explores strategies and specific measures for the high-quality development of agricultural science and technology journals in China. [Methods] Through typical case analysis, data …

New Media Convergence Applications in Post-Print Editing of Science and Engineering Books for University Presses

Dong Qiang
2025-07-09 ChinaXiv: chinaxiv-202507.00113

Objective: To explore integrated application strategies for new media technology in the editing of science and engineering books at university presses. Methods: Editors of science and engineering books from 10 key university presses were surveyed through questionnaires and field visits, with case an…

Current Status and Improvement Strategies for Integrated Publishing of Chongqing Scientific Journals: Post-Print

FU Youmei, ZHANG Hong, YANG Linfang, WU Yu, PENG Xi
2025-07-09 ChinaXiv: chinaxiv-202507.00115

Objective: To investigate the current status of integrated publishing of scientific journals in Chongqing, reveal the challenges faced, and guide them toward high-quality development. Methods: The investigation employed a combined online-offline approach with integrated quantitative and qualitative …

Intelligence·Innovation·Convergence: The Practical Pathway for New Quality Productive Forces Driving High-Quality Development of Media Convergence (Postprint)

Luyan Kang, Zengwu Zhu, Lingjie Kong, Dan Chen
2025-07-09 ChinaXiv: chinaxiv-202507.00118

Purpose: This paper mainly explores the practical pathways of intelligence, innovation, and integration in the high-quality development of media convergence driven by new quality productive forces. Method: By analyzing the opportunities and challenges brought by new quality productive forces driving…

Postprint of Strategic Study on Integrated Development of Broadcasting Technology and Environmental Art in Cultural Tourism Projects

Ren Jiaxuan
2025-07-09 ChinaXiv: chinaxiv-202507.00190

In recent years, with national support for equipment renewal in the media, culture, and tourism sectors, the cultural tourism industry has experienced vigorous development, drawing considerable attention to environmental art, broadcasting technology, and related media fields. [Purpose] To deeply exp…

Exploring the Three Contradictions in Documentary Creation: Crossing the Boundary Between Reality and Fiction, Reconciling the Tension Between Initiative and Passivity, and Breaking the Shackles of Power and Limitations—Postprint

Wang Shitian and Peng Biao
2025-07-09 ChinaXiv: chinaxiv-202507.00191

【Objective】To investigate the contradictory relationships between truth and fiction, initiative and passivity, and power and limitation in documentary filmmaking, and to analyze how these contradictions affect the artistic value and social impact of documentaries. 【Methods】This study examines the co…

Postprint: Reflections and Research on Enhancing Digital Reading Literacy in Primary and Secondary Schools

Li Bin, Liu Shaoxing, Shao Ping, Hang Tian, Liu Xin
2025-07-09 ChinaXiv: chinaxiv-202507.00195

Objective: To conduct an in-depth analysis of the current state of digital reading in primary and secondary schools, understand the needs and pain points of teachers, students, and parents, explore effective pathways for cultivating digital reading literacy, provide theoretical support for practice …

Co-creating Concentration: The Formation, Maintenance, and Reflection of the Study Streaming Field — A Postprint Based on an Investigation of Gen Z Users on Bilibili

NIE Xinyan DING Linger
2025-07-09 ChinaXiv: chinaxiv-202507.00194

【Objective】By exploring the construction and involvement mechanisms of the study streaming field, this study aims to uncover hidden issues within study streaming against the backdrop of deep mediatization, reflect on potential challenges in online self-directed learning, and provide pathways for the…

New Landscape of Chinese International Publishing: From 'Outward Expansion' to 'Deep Integration' in the Post-Print Era

Zhang Chenyu
2025-07-09 ChinaXiv: chinaxiv-202507.00196

Objective: Against the backdrop of economic globalization, rapid development of internet technology, accelerated internationalization of China's economy and culture, and deepening openness of the publishing industry, this study explores the international development pathways for China's publishing i…

Viewing the Innovation of *Flowers and Youth* from the Perspective of Communication Theory: A Case Study of the Silk Road Season (Postprint)

Peng Youyou Chen Yudi
2025-07-09 ChinaXiv: chinaxiv-202507.00197

【Purpose】"Flowers and Youth," as one of the early domestic travel variety shows, most notably impressed audiences with its diverse interpersonal relationships and distinct character traits. "Flowers and Youth·Silk Road Season" sheds its previous labels, presenting a wonderful journey that showcases …

Bibliometric Analysis of Scientific Achievement Dissemination Patterns in University Journals: A Case Study of the Journal of Xi'an University of Science and Technology (Postprint)

Li Keyong
2025-07-09 ChinaXiv: chinaxiv-202507.00198

Objective: University journals serve as primary platforms for scientific research development and achievement dissemination. This study aims to investigate the dissemination models of scientific and technological journals by analyzing the bibliometric data of university journals. Method: Based on th…

Post-print of Hotspots and Trends in Domestic Information Cocoon Research

Liu Xiaowen Bai Rujin
2025-07-09 ChinaXiv: chinaxiv-202507.00199

【Purpose】This study reviews the general status of domestic research on information cocoons in recent years, investigates the hotspots and trends in information cocoon research, and aims to provide references for related research.【Methods】Using the visualization analysis software Citespace, keyword c…

Huanggang, Hubei: New Media Technology Facilitates Innovative Development of Cultural-Tourism Integration (Postprint)

Hu Zide, Qin Wu, Xie Ling
2025-07-09 ChinaXiv: chinaxiv-202507.00200

【Objective】Against the backdrop of media convergence among broadcasting, television, and newspapers in recent years, this paper explores the innovative application of new media technology in culture-tourism integration. 【Method】Through a case study of the Dongpo Temple Fair in Huanggang City, it rev…

Reflections on the Convergent Development of Broadcasting and Television Technology and Cultural Tourism Projects (Postprint)

Chen Wei
2025-07-09 ChinaXiv: chinaxiv-202507.00201

【Objective】By promoting the integrated development of broadcast and television technology with cultural tourism projects, accelerate the cultivation of cultural tourism pillar industries that possess both economic and social benefits, comprehensively facilitate the construction of a modern economic …

Preliminary Exploration of Broadcasting Technology Applications in the Digital Dissemination of Tangible Cultural Heritage (Postprint)

Zhu Xiaoyu Wang Yongde Weng Junhua Ning Yongqiang
2025-07-09 ChinaXiv: chinaxiv-202507.00203

【Objective】The application of broadcast television technology in the digital dissemination of cultural heritage sites and artifacts is gradually becoming a vital tool for cultural heritage preservation and transmission.【Method】By systematically leveraging existing data assets in the cultural sector,…

Exploring New Business Forms for Broadcasting-Television and Culture-Tourism Integration Based on the "Culture-Tourism Card" Model: Postprint

Chen Changwei Li Xiaofang
2025-07-09 ChinaXiv: chinaxiv-202507.00204

【目的】Driven by the continuous advancement of the digital economy and cultural powerhouse strategy, this study explores pathways for the deep integration of broadcasting and culture-tourism industries. By fully leveraging the resource advantages and technological attributes of broadcasting network ope…