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The Impact Of Immigration-Related Trauma On Academic And Social-Emotional Outcomes In K–12 English As A Second Language Students, Jessica N. Dekam Apr 2026

The Impact Of Immigration-Related Trauma On Academic And Social-Emotional Outcomes In K–12 English As A Second Language Students, Jessica N. Dekam

Graduate Teacher Education

This Capstone examined the impact of immigration-related trauma on the academic learning and social-emotional development of K–12 English as a Second Language students. Based on existing research and educational models, the Capstone explored how experiences such as displacement, cultural adjustment, and past adversity influenced students’ motivation, classroom participation, language acquisition, and emotional regulation. The findings continually highlighted the complex ways trauma could both hinder and shape learning, often resulting in challenges with engagement, trust, and self-advocacy in school environments. While at the same time, the research identified key protective factors, including supportive teacher-student relationships, culturally responsive teaching practices, and trauma-informed …


Nurses’ Attitudes Toward Physical Examination, Nazan Çaylı, Cansu Nirgiz, Merve Kıymaç Sarı Apr 2026

Nurses’ Attitudes Toward Physical Examination, Nazan Çaylı, Cansu Nirgiz, Merve Kıymaç Sarı

Makara Journal of Health Research

Background: This descriptive, cross-sectional study was conducted to determine the attitudes of nurses working in clinical settings toward conducting physical examinations.

Methods: The sample surveyed consisted of 364 nurses currently working at 14 branches of a private hospital with facilities in seven cities, who participated voluntarily. Data was collected online via a survey created through Google Forms, applying descriptive characteristics form and the Physical Examination Attitude and Practice Scale in Nursing. The data were analyzed using the Mann–Whitney U test, Kruskal–Wallis test, Spearman’s rank-order correlation coefficient, and multiple regression analysis.

Results: It was found that nurses had …


Exploring The Development Of Bibliometric Research In Indonesia, Wiwit Ratnasari, Rona Nisa Sofia Amriza Apr 2026

Exploring The Development Of Bibliometric Research In Indonesia, Wiwit Ratnasari, Rona Nisa Sofia Amriza

Jurnal Ilmu Informasi, Perpustakaan, dan Kearsipan

The growing availability of large bibliographic databases and analytical tools has accelerated the adoption of bibliometric methods across research fields worldwide. In Indonesia, bibliometric approaches have been widely applied across diverse domains; however, existing studies remain largely discipline-specific and lack a comprehensive national-level overview of how bibliometric research itself has developed. This study addresses this gap by conducting a systematic bibliometric analysis of bibliometric publications produced by Indonesian researchers. A total of 532 publications published between 2017 and 2025 were retrieved from the Scopus database and analyzed using bibliometric techniques, including descriptive analysis of study characteristics, co-authorship analysis, co-citation analysis, …


From Novice To Effective: Strengthening Clinical Education In Nursing, Stephanie Campbell Apr 2026

From Novice To Effective: Strengthening Clinical Education In Nursing, Stephanie Campbell

Doctor of Nursing Practice Projects

The professional transition from clinician to educator is often complicated by a lack of formal training and professional development. This gap in training and support compromises the delivery of nursing education and leads to feelings of inadequacy, diminished confidence, and higher rates of attrition. This quality improvement (QI) project seeks to improve the quality of clinical education by evaluating the impact of a structured onboarding process on a novice nurse educator’s self-efficacy and perceived support. Guided by Lewin’s Change Theory and Bandura’s Social Cognitive Theory, the project aims to enhance the onboarding process for novice nurse educators. The Find, Organize, …


Association Between Maternal Factors And Stunting Based On The Indonesia Family Life Survey 5 (Ifls-5), Charissa Otniel Sukamto, Siti Nur Fatimah, Noormarina Indraswari Apr 2026

Association Between Maternal Factors And Stunting Based On The Indonesia Family Life Survey 5 (Ifls-5), Charissa Otniel Sukamto, Siti Nur Fatimah, Noormarina Indraswari

Makara Journal of Health Research

Background: Stunting remains a major issue in Indonesia. Maternal factors during pregnancy are one of the key determinants in preventing stunting. This study aimed to analyze the association between maternal history during pregnancy (age, height, parity, and inter-pregnancy interval) and stunting, with a comparison between urban and rural areas.

Methods: This analytical cross-sectional study used data from 3,639 children aged 1-5 years old from the household survey of Indonesia Family Life Survey 5, conducted between late October 2014 and August 2015 within 13 provinces in Indonesia. Data was analyzed using chi-square and binary logistic regression methods.

Results: …


Self-Efficacy And Health Promotion: The Roles Of Family Health And Health Literacy, Müjdat Yeşildal, Yunus Emre Öztürk Apr 2026

Self-Efficacy And Health Promotion: The Roles Of Family Health And Health Literacy, Müjdat Yeşildal, Yunus Emre Öztürk

Makara Journal of Health Research

Background: Chronic noncommunicable diseases are the leading causes of death globally and in Türkiye, emphasizing the need to explore how individual, familial, and informational factors shape health-promoting behaviors. This study examined whether family health and health literacy sequentially mediate the relationship between general self-efficacy and health-promoting behaviors among adults in Türkiye.

Methods: A cross-sectional correlational study was conducted with 1,240 adults in Konya Province, Türkiye, between November and December 2022. Participants completed the Turkish versions of the General Self-Efficacy, Family Health, Health Literacy, and Health-Promoting and Protective Behaviors Scales. Data were analyzed using descriptive statistics, Pearson correlation, and …


Examining The Psychometric Properties Of The Big Three Perfectionism Scale–Short Form (Btps-Sf) Among Malaysian Chinese Students At A Private University, Kam-Fong Lee, Ashraf Sadat Ahadzadeh, Shin Ling Wu Apr 2026

Examining The Psychometric Properties Of The Big Three Perfectionism Scale–Short Form (Btps-Sf) Among Malaysian Chinese Students At A Private University, Kam-Fong Lee, Ashraf Sadat Ahadzadeh, Shin Ling Wu

Makara Journal of Health Research

Background: Perfectionism is increasingly prevalent among young adults and is a significant predictor of pathological and behavioral outcomes. Despite its relevance, validated and reliable measures of perfectionism tailored to university students, particularly within the Malaysian cultural and academic context, are lacking. This study addresses this gap by examining the psychometric properties of the BTPS-SF among Chinese students at a private university in Malaysia.

Methods: Data were collected using a cross-sectional design with convenience and snowball sampling from 380 students aged 18–25 years, predominantly from a Chinese student population.

Results: The results of the exploratory factor analysis, conducted …


Organizational Governance Capacity And Organizational Resilience In Hospitals: A Cross-Sectional Study, Leyla Afşar, Selim Yazıcı Apr 2026

Organizational Governance Capacity And Organizational Resilience In Hospitals: A Cross-Sectional Study, Leyla Afşar, Selim Yazıcı

Makara Journal of Health Research

Background: This study aims to examine the relationship between organizational governance capacity (OGC) and organizational resilience (OR) in hospitals, with a focus on cross-institutional differences.

Methods: A cross-sectional study was conducted among 1,143 employees from six hospital types in Istanbul, including university, Ministry of Health (state, training and research, and city), and private hospitals. Validated scales were used to measure OGC and OR. Data were analyzed using descriptive statistics, nonparametric tests, and structural equation modeling (SEM) to assess the relationships between these dimensions.

Results: Private hospitals demonstrated the highest levels of both OGC and OR (70%), followed …


Frailty And Fall Risk In Older Adults With Type 2 Diabetes: A Cross-Sectional Study, Hatice Yılmaz, Nazmiye Çıray Apr 2026

Frailty And Fall Risk In Older Adults With Type 2 Diabetes: A Cross-Sectional Study, Hatice Yılmaz, Nazmiye Çıray

Makara Journal of Health Research

Background: This study aimed to examine the effect of frailty on the risk of falls in older adults aged 65 years with type 2 diabetes.

Methods: The study is cross-sectional and correlational. The sample included 146 individuals aged 65 years who had type 2 diabetes and visited the internal medicine outpatient clinic of a state hospital in Türkiye. The participants were assessed based on a personal information form, the Mini-Mental State Examination, Edmonton Frail Scale, Morse Fall Scale, and Katz Index of Independence in Activities of Daily Living. IBM SPSS Statistics version 22.0 was used for data analysis. …


Examination Of Health-Seeking Behavior In Individuals With Chronic Diseases, Dilan Aktepe Coşar, Hatice Demirağ, Aynur Cin Apr 2026

Examination Of Health-Seeking Behavior In Individuals With Chronic Diseases, Dilan Aktepe Coşar, Hatice Demirağ, Aynur Cin

Makara Journal of Health Research

Background: Chronic illnesses are long-term, noncommunicable diseases that significantly affect daily life. In addition to physical symptoms, they can reduce quality of life by causing psychological effects such as anxiety and depression. Patients often seek health information to better manage their condition.

Methods: This study aimed to examine the level of health information-seeking behavior among individuals with chronic diseases and the factors influencing this behavior. The sample group for this descriptive study consisted of 306 individuals with chronic illnesses who visited X Hospital in northeastern Türkiye between April 1, 2024, and February 1, 2025. All individuals completed a …


Questionnaire For Eudaimonic Well-Being: Psychometric Validation Among Malaysian Youth, Mohd Ahsani A. Malek, Nurulwahida Saad, Suzana Mohd. Hoesni, Muhamad Ariff Ibrahim, Nurul Shafira Adi, Mohd Nazir Mohd Nazori Apr 2026

Questionnaire For Eudaimonic Well-Being: Psychometric Validation Among Malaysian Youth, Mohd Ahsani A. Malek, Nurulwahida Saad, Suzana Mohd. Hoesni, Muhamad Ariff Ibrahim, Nurul Shafira Adi, Mohd Nazir Mohd Nazori

Makara Journal of Health Research

Background: The rising prevalence of mental illness underscores the need to understand how individuals can live and flourish under such conditions. In Malaysia, research has largely emphasized diagnosis and treatment, with limited focus on positive psychology and few validated instruments. This study aimed to translate and validate the questionnaire for eudaimonic well-being (QEWB) among Malaysian youth.

Methods: The QEWB was translated into Malay using back-to-back translation and administered to undergraduates from four public universities through a cross-sectional survey design. Convenience quota sampling was used, resulting in 229 respondents completing the online form to measure sociodemographic characteristics, eudaimonic well-being, …


The Mediating Role Of The Care Factor In The Effect Of Nomophobia On Nurses’ Job Satisfaction, Uğur Öner, Sinan Aslan, Erhan Ekingen Apr 2026

The Mediating Role Of The Care Factor In The Effect Of Nomophobia On Nurses’ Job Satisfaction, Uğur Öner, Sinan Aslan, Erhan Ekingen

Makara Journal of Health Research

Background: This study aimed to examine the mediating role of the Care Factor in the relationship between nomophobia and job satisfaction among nurses.

Methods: A descriptive, cross-sectional study was conducted with 1,083 nurses working in a province in Turkey between May and September 2024. Data were collected using a Descriptive Form, the Fırat Nomophobia Scale (FNS), the Care Factor Scale (CFS), and the Job Satisfaction Scale for Nurses (JSSN). All analyses were performed using SPSS 25, including descriptive statistics, Pearson correlation, and regression. Mediation was tested using PROCESS Macro version 4.0 (Model 4).

Results: The CFS-CS and …


Aristophanes And Athenian Society During The Peloponnesian War, Joshua Schmidt Apr 2026

Aristophanes And Athenian Society During The Peloponnesian War, Joshua Schmidt

Senior Honors Theses

At the end of the fifth century BC, Greek society underwent major changes as a result of the Peloponnesian War between Athens and Sparta. While the origin of the war and its course of events are described in contemporary sources, the impact of the war on Athenian society is mostly overlooked. However, another contemporary source, the comedies of the Athenian playwright Aristophanes, provides an alternative perspective from which to consider Athenian society. A thematic study of Aristophanes’ eleven extant plays offers a window into changes in various aspects of Athenian society during and immediately after the Peloponnesian War, such as …


Strategic Layout And Optimization Paths Of The Standard System For The Exploration And Exploitation Of Deep Coalbed Methane, Chen Xinjun, Liu Zengqin, Shen Baojian, Zhao Shihu, Ye Jincheng, Zhang Jiaqi, Wang Tianyun Apr 2026

Strategic Layout And Optimization Paths Of The Standard System For The Exploration And Exploitation Of Deep Coalbed Methane, Chen Xinjun, Liu Zengqin, Shen Baojian, Zhao Shihu, Ye Jincheng, Zhang Jiaqi, Wang Tianyun

Coal Geology & Exploration

Objective In China, the deep coalbed methane (CBM) industry has emerged as a key sector for the reserve growth and production addition of natural gas. However, the current CBM technical standard system, which was developed based on shallow CBM practices, is incompatible with the demands for the exploration and development of deep CBM. To address this challenge, this study proposes the optimization paths of the current standard system, aiming to provide standardization support for large-scale exploitation of deep CBM.Methods Deep CBM reservoirs exhibit complex geological conditions of high temperature, pressure, and in-situ stress, as well as the CBM occurrence …


Structural Design And Parameter Optimization Of A Vibration Absorber For Rescue Casing-While-Drilling Rigs, Liu Pu, Yao Ningping, Zou Zujie, Fan Dong, Wei Hongchao, He Binjie Apr 2026

Structural Design And Parameter Optimization Of A Vibration Absorber For Rescue Casing-While-Drilling Rigs, Liu Pu, Yao Ningping, Zou Zujie, Fan Dong, Wei Hongchao, He Binjie

Coal Geology & Exploration

Objective Rescue drilling rigs undergo intense vibration at borehole mouths when operating in a confined underground space of coal mines. To address this issue, this study designed a compact multi-directional, passive dynamic vibration absorber, aiming to improve the operational stability and safety of the rigs. Methods Based on the spring-mass-damping system theory, a stepwise optimization design method was proposed for the longitudinal and transverse dynamic models of the vibration absorber. For the longitudinal vibration model, the particle swarm optimization (PSO) algorithm was applied for multi-objective parameter optimization. In contrast, for the transverse vibration model, the fixed point theory was employed …


Mechanistic Evaluation Of Axial Load Transfer And Bearing Capacity In Small‑Scale Steel Sheet Piles For Short‑Span Bridge Abutments, Hung Phi Van, Seunghee Kim, Ramin Ziaei, Jongwan Eun, Chung Song Apr 2026

Mechanistic Evaluation Of Axial Load Transfer And Bearing Capacity In Small‑Scale Steel Sheet Piles For Short‑Span Bridge Abutments, Hung Phi Van, Seunghee Kim, Ramin Ziaei, Jongwan Eun, Chung Song

Open Access Articles Funded by the University of Nebraska Open Access Publishing Agreements or the former UNO Open Access Fund

Steel sheet piles are widely used in bridge abutments to retain backfill and mitigate scour; recent applications and case histories also suggest that sheet piles may contribute to axial load resistance for short-span or low-traffic bridges. In this study, modified static axial pile loading tests were performed at a field test site using an instrumented half-scale (50%) model sheet pile to provide experimental evidence and mechanistic insight into axial load transfer under the tested configuration. The test pile was installed by placement in an excavated pit followed by sand backfilling and light compaction to protect instrumentation, and three axial loading …


Exploring The Vertical Heterogeneity Of Extremely Thick Aquifers In Coal Mines Through Layered Fine-Scale Pumping Tests, Guo Xiaoming Apr 2026

Exploring The Vertical Heterogeneity Of Extremely Thick Aquifers In Coal Mines Through Layered Fine-Scale Pumping Tests, Guo Xiaoming

Coal Geology & Exploration

Objective Extremely thick aquifers in mining areas typically exhibit strong heterogeneity and high water yield. Therefore, they are prone to cause severe water inflow in mines and induce water disasters, representing a major factor affecting the mining safety of numerous mines in China. However, the vertical heterogeneity of these aquifers remains poorly understood, emerging as a primary bottleneck in the prevention and control of such water hazards. Methods To scientifically reveal the vertical heterogeneity characteristics of extremely thick aquifers, this study investigated the extremely thick Luohe Formation aquifer in a coal seam roof of a representative coal mine in the …


Making It Work For The Future: Enslaved Contributions To Southern Baking And The Rise Of Black Culinary Entrepreneurship, Christiana Bell Apr 2026

Making It Work For The Future: Enslaved Contributions To Southern Baking And The Rise Of Black Culinary Entrepreneurship, Christiana Bell

Honors Theses - Providence Campus

This thesis investigates the two roles African Americans have in shaping Southern baking: first, as the foundational yet historically erased creators of techniques, ingredient traditions, and signature dishes; and second, as contemporary entrepreneurs reclaiming this heritage through the baking industry. Using a conceptual framework of Culinary Justice, Critical Race Theory (with a focus on counter-narratives), and Culinary Entrepreneurship, this study analyzes historical knowledge, cookbooks, and primary source narratives, alongside present-day interviews with Black culinary and pastry professionals. The research tests two hypotheses: first, that the contribution of enslaved Africans was significant and measurable across specific techniques, ingredient adaptation, and “making …


Improving Cultural Competence Among Healthcare Professionals Through A Targeted Staff Training Program, Oyindamola Akinkugbe Apr 2026

Improving Cultural Competence Among Healthcare Professionals Through A Targeted Staff Training Program, Oyindamola Akinkugbe

Doctor of Nursing Practice Projects

Limited culturally competent care for Hispanic patients worsens existing health disparities, creates misunderstandings, leads to poor health outcomes, and reduces satisfaction with the quality of care. In an outpatient clinic, more than 70% of patients are Hispanic, yet healthcare providers reported a lack of confidence in caring for culturally diverse patients. Extensive literature supports staff training to improve provider cultural competence, but implementation remains inconsistent across healthcare settings. This quality improvement project addressed this gap by implementing a targeted staff training program grounded in the Culturally and Linguistically Appropriate Services (CLAS) in Nursing framework. The purpose of this project was …


Enhancing Shared Decision-Making In Mental Health Care: A Quality Improvement Initiative, Joanna L. Hysler Apr 2026

Enhancing Shared Decision-Making In Mental Health Care: A Quality Improvement Initiative, Joanna L. Hysler

Doctor of Nursing Practice Projects

Shared decision-making (SDM) is an evidence-based approach that enhances patient engagement, treatment adherence, and clinical outcomes in psychiatric care. Despite strong support in the literature, SDM remains inconsistently implemented in mental health settings due to limited provider training, time constraints, and organizational barriers. The purpose of this Doctor of Nursing Practice quality improvement project was to implement and evaluate an educational intervention designed to improve SDM utilization and provider confidence within a private outpatient psychiatric practice. The project was guided primarily by the Plan-Do-Study-Act framework to support structured practice change, with Lewin’s Change Theory providing additional conceptual support. The intervention …


Quality Improvement Project: Reimplementation Of Bedside Reporting, Veronicah Banga Apr 2026

Quality Improvement Project: Reimplementation Of Bedside Reporting, Veronicah Banga

Doctor of Nursing Practice Projects

Communication breakdown during nursing shift handoffs is a major patient safety challenge in healthcare today. At the project site, 85% of handovers occurred at the central nursing station, and most staff nurses expressed dissatisfaction with the quality of the bedside reporting. In psychiatric nursing, unique barriers exist that make bedside reporting challenging, including patient confidentiality and an individual's diagnosis. Such barriers eroded bedside reporting (BSR) over time, leading to measurable safety risks and nursing dissatisfaction. The purpose of this quality improvement project was to reintroduce bedside handoffs using the Situation, Background, Assessment, and Recommendation (SBAR) framework and to maintain BSR …


Building Community Resilience In The Wabash Valley Region, Abby Chappell, Jacob Harmon, Corbyn Irwin, Aiden Askins Apr 2026

Building Community Resilience In The Wabash Valley Region, Abby Chappell, Jacob Harmon, Corbyn Irwin, Aiden Askins

2026 Spring Reports (Terre Haute)

The focus of this project is investigating how to improve community resilience against disasters among citizens of the Wabash Valley from an interdisciplinary perspective. Chandra, et al. (2011) defines community resilience as “the ongoing and developing capacity of the community to account for its vulnerabilities and develop capabilities that aid that community in (1) preventing, withstanding, and mitigating the stress of a health incident; (2) recovering in a way that restores the community to a state of self-sufficiency and at least the same level of health and social functioning after a health incident; and (3) using knowledge from a past …


Perilaku Informasi Seniman Digital Terhadap Karya Artificial Intelligence Di Media Sosial, Anindita Ferrensya, Indira Irawati Apr 2026

Perilaku Informasi Seniman Digital Terhadap Karya Artificial Intelligence Di Media Sosial, Anindita Ferrensya, Indira Irawati

Jurnal Ilmu Informasi, Perpustakaan, dan Kearsipan

The rapid development of AI has introduced new capabilities, including generating artwork without direct human intervention. However, this advancement has also raised concerns in the art world, such as unauthorized use of artists’ works and the potential decline of human creative labor. This study examines the information behavior of digital artists who are students at the University of Indonesia toward AI-generated artwork, using Wilson’s Model of Information Behavior (1996). A descriptive qualitative method was employed, with data collected through structured interviews with five informants and literature review, and analyzed using thematic analysis. The findings show that participants generally held an …


Whitestone Equities Llc V C.C. Apr 2026

Whitestone Equities Llc V C.C.

All Decisions

In this nonpayment proceeding, a guardian ad litem (GAL) sought compensation from the landlord for services rendered to a tenant residing permanently in a nursing home. The court denied the GAL's post-judgment motion, finding no statutory basis or justification to obligate the landlord to pay, as the litigation was not "unnecessary, unfounded or purely self-serving." The decision highlighted the systemic issues of the underfunded GAL Program, noting that the Human Resources Administration (HRA) typically declines to fund GALs for individuals "safely housed," even if they are rent-stabilized tenants. The court emphasized the need for legislative or agency-level solutions for GAL …


Mechanisms Behind Thermal Evolution Of The Structural Alignment Of Polycyclic Aromatic Hydrocarbons In Coals: Implications For Structural Transition Of Coal Macromolecules, Song Yu, Jiang Bo, Cheng Guoxi, Zheng Sijian, Li Ming, Ge Yao, Dai Yan, Wang Qian, Feng Guangjun Apr 2026

Mechanisms Behind Thermal Evolution Of The Structural Alignment Of Polycyclic Aromatic Hydrocarbons In Coals: Implications For Structural Transition Of Coal Macromolecules, Song Yu, Jiang Bo, Cheng Guoxi, Zheng Sijian, Li Ming, Ge Yao, Dai Yan, Wang Qian, Feng Guangjun

Coal Geology & Exploration

Objective Coals are highly sensitive to variations in temperature and pressure conditions. The structural evolution of coal macromolecules, driven by tectono-thermal processes, is the key to understanding coal rank transition and geological evolution. The structural alignment of polycyclic aromatic hydrocarbons (PAHs) in coals represents a critical indicator for characterizing coal rank transition and geological evolution. However, due to limited studies, there is a lack of systematic experimental demonstration and theoretical support for the structural alignment and microstructural characteristics of PAHs in coals, as well as their intrinsic relationships with the structural transition of coal macromolecules, during pyrolysis. Methods This study …


Sedimentary Characteristics And Coal Accumulation Patterns Of The Permian Shallow-Water Deltas In Shandong And Its Adjacent Regions, Feng Kai, Li Zengxue, Li Ying, Li Xuchao, Zhang Hui, Zhou Xiaojuan Apr 2026

Sedimentary Characteristics And Coal Accumulation Patterns Of The Permian Shallow-Water Deltas In Shandong And Its Adjacent Regions, Feng Kai, Li Zengxue, Li Ying, Li Xuchao, Zhang Hui, Zhou Xiaojuan

Coal Geology & Exploration

Objective The Shanxi Formation, deposited during the critical transitional period from the sedimentary filling of epicontinental sea basins to the sedimentation of continental basins, exhibits well-developed shallow-water delta systems and significant coal-forming processes. This study aims to reveal the characteristics of sedimentary environment transformation during the late stage of sedimentary filling of epicontinental sea basins in North China. To this end, the Early Permian shallow-water delta systems in Shandong and its adjacent regions during that period was investigated, including their primary sedimentary characteristics, the predominant bases of sedimentary transformation, and the lithofacies paleogeographic characteristics of coal-forming processes.Methods Based on …


Geological Characteristics And Enrichment-Accumulation Patterns Of Coalbed Methane Within The Jurassic Strata In The Miquan Area Along The Southern Margin Of The Junggar Basin, Wu Luofei, Yang Kangjun, Zhang Jie, Shi Yongxia, Fu Haijiao, Yang Shuguang, Wang Gang, Liu Mengmeng, Li Yueguo, Wang Xiaoming Apr 2026

Geological Characteristics And Enrichment-Accumulation Patterns Of Coalbed Methane Within The Jurassic Strata In The Miquan Area Along The Southern Margin Of The Junggar Basin, Wu Luofei, Yang Kangjun, Zhang Jie, Shi Yongxia, Fu Haijiao, Yang Shuguang, Wang Gang, Liu Mengmeng, Li Yueguo, Wang Xiaoming

Coal Geology & Exploration

Objective The southern margin of the Junggar Basin (also referred to as the southern Junggar) possesses abundant medium- to low-rank coalbed methane (CBM) resources, with significant progress achieved in CBM exploration and production. However, there remains a lack of systematic understanding of the genetic mechanisms of CBM within the Middle-Lower Jurassic strata, along with its accumulation and evolution laws, in the Miquan area, southern Junggar. This absence restricts the commercial development of CBM in these strata.Method Focusing on CBM within the Middle-Lower Jurassic Xishanyao and Badaowan formations in the Miquan area, this study further identified the CBM origins and …


Technologies For Controlling Water Inrushes From Coal Seam Floors Under Flowing Water And Their Water Plugging Performance, Yang Zhibin Apr 2026

Technologies For Controlling Water Inrushes From Coal Seam Floors Under Flowing Water And Their Water Plugging Performance, Yang Zhibin

Coal Geology & Exploration

Objective Limestone water hazards in coal seam floors represent one of the two primary categories of mine water hazards in China. Limestone aquifers are generally characterized by abundant static water reserves and considerable dynamic water recharge. To reduce economic losses and casualties caused by water inrushes from limestone aquifers, post-disaster emergency rescue through grouting for water plugging is frequently carried out under flowing water.Methods Based on numerous cases of water inrush control under flowing water in China and the fundamental requirements for control scheme design, this study presents a systematic review of existing technologies for water inrush control under …


Joint Inversion For Heat Transfer Parameters Of Porous Media With Geothermal-Seepage Coupling Based On A Physics-Informed Neural Network, Zhang Xiao, Yang Duoxing, Cong Lin, Cheng Yimei, Zhang Lianzhong Apr 2026

Joint Inversion For Heat Transfer Parameters Of Porous Media With Geothermal-Seepage Coupling Based On A Physics-Informed Neural Network, Zhang Xiao, Yang Duoxing, Cong Lin, Cheng Yimei, Zhang Lianzhong

Coal Geology & Exploration

Background The thermal diffusivity and vertical seepage velocity of porous media are critical to characterizing the mechanisms underlying subsurface heat transfer. These two parameters are typically determined through inversion using temperature data since they are difficult to measure directly. Fiber-optic distributed temperature sensing (FO-DTS) can yield high-resolution, continuous temperature profiles, providing data for parameter identification. However, conventional numerical inversion suffers from limitations such as mesh dependency and sensitivity to initial values when used to process continuous monitoring data. Methods This study proposed a joint geothermal parameter inversion method that integrates FO-DTS data with a physics-informed neural network (PINN). Specifically, the …


Joint Inversion Of Borehole-Surface Direct-Current Resistivity Data, Xu Kaijun, Jin Heran, Cao Danping, Mou Bin, Hu Zuzhi Apr 2026

Joint Inversion Of Borehole-Surface Direct-Current Resistivity Data, Xu Kaijun, Jin Heran, Cao Danping, Mou Bin, Hu Zuzhi

Coal Geology & Exploration

Objective The conventional inversion of surface direct-current (DC) resistivity data faces challenges such as limited exploration accuracy and depth. This study aims to enhance the accuracy and reliability of exploration in complex engineering and geological settings through the joint inversion of borehole-surface DC resistivity data. Methods First, different geoelectric models were constructed through three-dimensional (3D) forward modeling of full-space DC resistivity. Then, the potential response characteristics under surface and borehole observation methods were systematically analyzed to determine the differences in detection sensitivity between surface and borehole observations. Accordingly, a joint 3D inversion technique for borehole-surface DC resistivity data was developed …