LabID-base/OpenAlex-Afillation huggingface dataset:
Influence of pulverization on the micropore structure of coal and its fractal characteristics
Year: 2025
Type: article
Language: en
Topic: Coal Properties and Utilization
Authors and affiliations:
raw_author_name: Biao Hu
raw_affiliation_strings: School of Safety Science and Engineering, Xi'an University of Science and Technology, Xi'an, 710054, Shaanxi, China. hubiao@xust.edu.cn
School of Safety Science and Engineering, Xi'an University of Science and Technology, Xi'an, 710054, Shaanxi, China
raw_author_name: Zeyu Ren
raw_affiliation_strings: School of Safety Science and Engineering, Xi'an University of Science and Technology, Xi'an, 710054, Shaanxi, China
raw_author_name: Rongwei Luo
raw_affiliation_strings: School of Safety Science and Engineering, Xi'an University of Science and Technology, Xi'an, 710054, Shaanxi, China
raw_author_name: Shugang Li
raw_affiliation_strings: School of Safety Science and Engineering, Xi'an University of Science and Technology, Xi'an, 710054, Shaanxi, China
raw_author_name: Rong Zhang
raw_affiliation_strings: Faculty of Safety Science and Engineering, Civil Aviation University of China, Tianjin, 300300, China
raw_author_name: Hang Long
raw_affiliation_strings: School of Safety Science and Engineering, Xi'an University of Science and Technology, Xi'an, 710054, Shaanxi, China
raw_author_name: Liang Cheng
raw_affiliation_strings: School of Safety Science and Engineering, Xi'an University of Science and Technology, Xi'an, 710054, Shaanxi, China
Identification of a Novel Splice‐Site Variant in <scp> <i>CACNA1F</i> </scp> With Variable Phenotypic Expression in a Chinese Family
Year: 2025
Type: article
Language: en
Topic: Genetic Neurodegenerative Diseases
Authors and affiliations:
raw_author_name: Mojiang Li
raw_affiliation_strings: Optometry Center, Liuyang Jili Hospital (Liuyang Eye Hospital)  Changsha China
Optometry Center, Liuyang Jili Hospital (Liuyang Eye Hospital), Changsha, China
raw_author_name: Cheng Chen
raw_affiliation_strings: Department of Medical Genetics Liuyang Hospital for Maternal and Child Health Care  Changsha China
Department of Medical Genetics, Liuyang Hospital for Maternal and Child Health Care, Changsha, China
raw_author_name: Yingshu Li
raw_affiliation_strings: Optometry Center, Liuyang Jili Hospital (Liuyang Eye Hospital)  Changsha China
Optometry Center, Liuyang Jili Hospital (Liuyang Eye Hospital), Changsha, China
raw_author_name: Ting Wen
raw_affiliation_strings: Optometry Center, Liuyang Jili Hospital (Liuyang Eye Hospital)  Changsha China
Optometry Center, Liuyang Jili Hospital (Liuyang Eye Hospital), Changsha, China
raw_author_name: Haiyan Zhou
raw_affiliation_strings: National Health Commission Key Laboratory of Birth Defects for Research and Prevention Hunan Provincial Maternal and Child Health Care Hospital  Changsha China
National Health Commission Key Laboratory of Birth Defects for Research and Prevention, Hunan Provincial Maternal and Child Health Care Hospital, Changsha, China
raw_author_name: Wanqin Xie
raw_affiliation_strings: National Health Commission Key Laboratory of Birth Defects for Research and Prevention Hunan Provincial Maternal and Child Health Care Hospital  Changsha China
National Health Commission Key Laboratory of Birth Defects for Research and Prevention, Hunan Provincial Maternal and Child Health Care Hospital, Changsha, China
Smart weather aware drone sink SWADS for reliable and energy efficient agricultural wireless sensor networks
Year: 2025
Type: article
Language: en
Topic: UAV Applications and Optimization
Authors and affiliations:
raw_author_name: Yasser Fouad
raw_affiliation_strings: Department of Computer Science, Faculty of Computers and Information, Suez University, P.O.Box:43221, Suez, Egypt. yasserfrb@gmail.com
Department of Computer Science, Faculty of Computers and Information, Suez University, P.O.Box:43221, Suez, Egypt
raw_author_name: Safia Abbas
raw_affiliation_strings: Department of Computer Science, Faculty of Computer and Information Sciences, Ain Shams University, Cairo, Egypt
Department of Computer Science, the Higher Future institute for Specialized Technological Studies, Cairo, Egypt
raw_author_name: Nada Ahmed
raw_affiliation_strings: Department of Computer Sciences, College of Computer and Information Sciences, Princess Nourah Bint Abdulrahman University, Riyadh, 11671, Saudi Arabia
raw_author_name: Asmaa N. Ghareeb
raw_affiliation_strings: Department of Information Technology, Faculty of Computers and Information, Suez University, P.O.Box:43221, Suez, Egypt
raw_author_name: Enas Selem
raw_affiliation_strings: Department of Information Technology, Faculty of Computers and Information, Suez University, P.O.Box:43221, Suez, Egypt
Application of Artificial Intelligence in Automation of Supply Chain Efficiency in Oman
Year: 2025
Type: article
Topic: Organizational and Employee Performance
Authors and affiliations:
raw_author_name: Inda Sukati
raw_affiliation_strings: Universitas Putera Batam
raw_author_name: Ali Mohsin Ba Awain
raw_affiliation_strings: College of Economic and Business Administration, University of Technology and Applied Science
raw_author_name: Musallam Mohammed Alamri
raw_affiliation_strings: College of Commerce and Business Administration, Dhofar University
raw_author_name: Ali Said Jaboob
raw_affiliation_strings: College of Commerce and Business Administration, Dhofar University
raw_author_name: Raghed Ibrahim Esmaeel
raw_affiliation_strings: College of Administration and Economics, University of Mosul
Investigation of the Characteristics of Telomere Length in Koreans and Its Association With Chronic Metabolic Disorders: A Comprehensive Study
Year: 2025
Type: article
Language: en
Topic: Telomeres, Telomerase, and Senescence
Authors and affiliations:
raw_author_name: Seung‐Beom Chae
raw_affiliation_strings: Department of BT Research Institute U2Bio Co. Ltd.  Seoul Korea
Department of BT Research Institute, U2Bio Co. Ltd., Seoul, Korea
raw_author_name: Si Nae Park
raw_affiliation_strings: Department of BT Research Institute U2Bio Co. Ltd.  Seoul Korea
Department of BT Research Institute, U2Bio Co. Ltd., Seoul, Korea
raw_author_name: Ji‐Hoon Lee
raw_affiliation_strings: Department of BT Research Institute U2Bio Co. Ltd.  Seoul Korea
Department of BT Research Institute, U2Bio Co. Ltd., Seoul, Korea
raw_author_name: Jin‐Tae Kim
raw_affiliation_strings: Department of BT Research Institute U2Bio Co. Ltd.  Seoul Korea
Department of BT Research Institute, U2Bio Co. Ltd., Seoul, Korea
raw_author_name: Min‐Jung Song
raw_affiliation_strings: Department of BT Research Institute U2Bio Co. Ltd.  Seoul Korea
Department of BT Research Institute, U2Bio Co. Ltd., Seoul, Korea
Porphyrin-Fused <i>N</i> -Heterocyclic Carbene Monolayers on Gold Surfaces and Nanoparticles for Nitric Oxide Detection via Surface-Enhanced Raman Spectroscopy
Year: 2025
Type: article
Language: en
Topic: N-Heterocyclic Carbenes in Organic and Inorganic Chemistry
Authors and affiliations:
raw_author_name: Jun-Chun Huang
raw_affiliation_strings: Department of Medicinal and Applied Chemistry
Kaohsiung Medical University
raw_author_name: Meng-Xuan Lin
raw_affiliation_strings: Department of Medicinal and Applied Chemistry
Kaohsiung Medical University
Department of Medicinal and Applied Chemistry, Kaohsiung Medical University, Kaohsiung 80708, Taiwan
raw_author_name: Yun-Hsien Lin
raw_affiliation_strings: Department of Medicinal and Applied Chemistry
Kaohsiung Medical University
Department of Medicinal and Applied Chemistry, Kaohsiung Medical University, Kaohsiung 80708, Taiwan
raw_author_name: Nishat Khan
raw_affiliation_strings: Department of Medicinal and Applied Chemistry
Kaohsiung Medical University
Department of Medicinal and Applied Chemistry, Kaohsiung Medical University, Kaohsiung 80708, Taiwan
raw_author_name: An-Yu Yang
raw_affiliation_strings: Department of Medicinal and Applied Chemistry
Kaohsiung Medical University
raw_author_name: Ping Yu Chen
raw_affiliation_strings: Department of Medicinal and Applied Chemistry
Kaohsiung Medical University
Department of Medicinal and Applied Chemistry, Kaohsiung Medical University, Kaohsiung 80708, Taiwan
raw_author_name: Sodio C. N. Hsu
raw_affiliation_strings: Department of Medical Research
Department of Medicinal and Applied Chemistry
Kaohsiung Medical University
Kaohsiung Medical University Hospital
Department of Medicinal and Applied Chemistry, Kaohsiung Medical University, Kaohsiung 80708, Taiwan
raw_author_name: Genin Gary Huang
raw_affiliation_strings: Department of Chemistry
Department of Medical Research
Department of Medicinal and Applied Chemistry
Kaohsiung Medical University
Kaohsiung Medical University Hospital
National Sun Yat-Sen University
Department of Medicinal and Applied Chemistry, Kaohsiung Medical University, Kaohsiung 80708, Taiwan
Department of Medical Research, Kaohsiung Medical University Hospital, Kaohsiung 80708, Taiwan
raw_author_name: Chien-Hung Li
raw_affiliation_strings: Department of Medical Research
Department of Medicinal and Applied Chemistry
Kaohsiung Medical University
Kaohsiung Medical University Hospital
Department of Medical Research, Kaohsiung Medical University Hospital, Kaohsiung 80708, Taiwan
Department of Medicinal and Applied Chemistry, Kaohsiung Medical University, Kaohsiung 80708, Taiwan
AI-driven Color-emotion Mapping and Mobile Art Therapy for Campus Mental Health: Model Development and Randomized Controlled Trial Framework
Year: 2025
Type: article
Topic: Art Therapy and Mental Health
Authors and affiliations:
raw_author_name: Chuandi Tang
raw_affiliation_strings: Chongqing Polytechnic University of Electronic Technology, Chongqing, China
raw_author_name: Wenhao Dai
raw_affiliation_strings: Chongqing Polytechnic University of Electronic Technology, Chongqing, China
raw_author_name: Lühan Wu
raw_affiliation_strings: Chongqing Polytechnic University of Electronic Technology, Chongqing, China
raw_author_name: Yiman Liang
raw_affiliation_strings: Chongqing Polytechnic University of Electronic Technology, Chongqing, China
raw_author_name: Xianfeng Liu
raw_affiliation_strings: Chongqing Polytechnic University of Electronic Technology, Chongqing, China
raw_author_name: Liping Chen
raw_affiliation_strings: Chongqing Polytechnic University of Electronic Technology, Chongqing, China
Endogenous green technology innovation and diffusion with strategic international spillovers
Year: 2025
Type: article
Language: en
Topic: Energy, Environment, Economic Growth
Authors and affiliations:
raw_author_name: Zhuo Feng
raw_affiliation_strings: School of Economics, University of Chinese Academy of Social Sciences, No. 11 Changyu Street, Fangshan District, Beijing, China. fengzhuo2@ucass.edu.cn
School of Economics, University of Chinese Academy of Social Sciences, No. 11 Changyu Street, Fangshan District, Beijing, China
Global burden of ovarian cancer attributable to high BMI, 1990–2021: spatiotemporal trends, risk factors, frontier analysis, and projections to 2036 based on GBD 2021 study
Year: 2025
Type: article
Language: en
Topic: Ovarian cancer diagnosis and treatment
Authors and affiliations:
raw_author_name: Jiujie He
raw_affiliation_strings: Department of Traditional Chinese Medicine, Guangxi Medical University Cancer Hospital, Nanning, Guangxi Zhuang Autonomous Region, 530021, China
raw_author_name: Wanting Zhou
raw_affiliation_strings: Department of Clinical Psychology, Jiangbin Hospital of Guangxi Zhuang Autonomous Region, Nanning, Guangxi Zhuang Autonomous Region, 530021, China
raw_author_name: Yujun He
raw_affiliation_strings: Department of Traditional Chinese Medicine, Taizhou Hospital of Zhejiang Province Affiliated to Wenzhou Medical University, Taizhou, Zhejiang Province, 317000, China
raw_author_name: Yingjie Nie
raw_affiliation_strings: Department of Traditional Chinese Medicine, Guangxi Medical University Cancer Hospital, Nanning, Guangxi Zhuang Autonomous Region, 530021, China
raw_author_name: Hua Qiu
raw_affiliation_strings: Department of Traditional Chinese Medicine, Guangxi Medical University Cancer Hospital, Nanning, Guangxi Zhuang Autonomous Region, 530021, China
raw_author_name: Wei Mai
raw_affiliation_strings: Department of Traditional Chinese Medicine, Guangxi Medical University Cancer Hospital, Nanning, Guangxi Zhuang Autonomous Region, 530021, China. maiwei22108@163.com
Department of Traditional Chinese Medicine, Guangxi Medical University Cancer Hospital, Nanning, Guangxi Zhuang Autonomous Region, 530021, China
Pelatihan Penulisan Artikel Ilmiah sebagai Upaya Meningkatan Kompetensi dan Keterampilan Publikasi bagi Mahasiswa
Year: 2025
Type: article
Topic: School Leadership and Teacher Performance
Authors and affiliations:
raw_author_name: Agung Suhadi
raw_affiliation_strings: Universitas Muhammadiyah Bengkulu
raw_author_name: Afriyanto
raw_affiliation_strings: Universitas Muhammmadiyah Bengkulu
raw_author_name: Epi Wadison
raw_affiliation_strings: Universitas Muhammmadiyah Bengkulu
Measuring the Impact of Sustainable Supply Chain Management Practices on Sustainable Performance: An Empirical Investigation in Batam Indonesia MSMEs
Year: 2025
Type: article
Topic: Sustainable Supply Chain Management
Authors and affiliations:
raw_author_name: Inda Sukati
raw_affiliation_strings: Universitas Putera Batam
raw_author_name: Ali Mohsin Ba Awain
raw_affiliation_strings: University of Technology and Applied Science
raw_author_name: Raghed Ibrahim Esmaeel
raw_affiliation_strings: University of Mosul
raw_author_name: Lubna Salsabila
raw_affiliation_strings: Universitas Putera Batam
Optimizing Cryptocurrency Portfolio Rebalancing: A Machine Learning Approach
Year: 2025
Type: article
Topic: Blockchain Technology Applications and Security
Authors and affiliations:
raw_author_name: Andrianarisoa Sitraka Herinambinina
raw_affiliation_strings: University of Technology, Mauritius
raw_author_name: Foogooa Ravi
raw_affiliation_strings: University of Technology, Mauritius
raw_author_name: Suddul Geerish
raw_affiliation_strings: University of Technology, Mauritius
raw_author_name: Armoogum Sandhya
raw_affiliation_strings: University of Technology, Mauritius
Developing Future Talents for Employability: Big Five Personality Traits as a Catalyst for 21st-Century Skill Development
Year: 2025
Type: article
Topic: Higher Education and Employability
Authors and affiliations:
raw_author_name: Syaharizatul Noorizwan Muktar
raw_affiliation_strings: Universiti Teknologi Malaysia
raw_author_name: Hakimah Muhammad Zain
raw_affiliation_strings: Universiti Teknologi Malaysia
raw_author_name: Ruzita Selamat
raw_affiliation_strings: Universiti Teknologi Malaysia
raw_author_name: Mohamad Shah Kassim
raw_affiliation_strings: Universiti Teknologi Malaysia
raw_author_name: Siti Aisah Sahlan
raw_affiliation_strings: Universiti Teknologi Malaysia
Analysis of the clinical efficacy of HIFU in the treatment of low-grade vaginal intraepithelial neoplasia
Year: 2025
Type: article
Language: en
Topic: Endometrial and Cervical Cancer Treatments
Authors and affiliations:
raw_author_name: Jingxi Zhang
raw_affiliation_strings: Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University
Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University, Changsha, China
raw_author_name: Xiang Li
raw_affiliation_strings: Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University
Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University, Changsha, China
raw_author_name: Mengyu Chen
raw_affiliation_strings: Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University
Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University, Changsha, China
raw_author_name: Biyao Jiang
raw_affiliation_strings: Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University
Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University, Changsha, China
raw_author_name: Shiying Wu
raw_affiliation_strings: Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University
Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University, Changsha, China
raw_author_name: Weiwei Hu
raw_affiliation_strings: Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University
Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University, Changsha, China
raw_author_name: Juan Tao
raw_affiliation_strings: Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University
Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University, Changsha, China
raw_author_name: Fang Xiao
raw_affiliation_strings: Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University
Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University, Changsha, China
raw_author_name: Songshu Xiao
raw_affiliation_strings: Department of Maternal and Child Health, Xiangya School of Public Health, Central South University
Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University
Department of Obstetrics and Gynecology, Third Xiangya Hospital of Central South University, Changsha, China
Department of Maternal and Child Health, Xiangya School of Public Health, Central South University, Changsha, China
Gender inequality among female volunteers during the 2010 Merapi eruption in Yogyakarta, Indonesia
Year: 2025
Type: article
Language: en
Topic: Disaster Management and Resilience
Authors and affiliations:
raw_author_name: Napsiah Napsiah
raw_affiliation_strings: Sociology Study Program, Faculty of Social Sciences and Humanities, Universitas Islam Negeri Sunan Kalijaga
Sociology Study Program, Faculty of Social Sciences and Humanities, Universitas Islam Negeri Sunan Kalijaga, Yogyakarta, Indonesia
raw_author_name: Fakhriati Fakhriati
raw_affiliation_strings: Badan Riset dan Inovasi Nasional (BRIN)
Badan Riset dan Inovasi Nasional (BRIN), Indonesia
Biodegradable Polyglycerols Combining Antioxidant Activity and Sulfation-Induced Complement Inhibition
Year: 2025
Type: article
Language: en
Topic: Dendrimers and Hyperbranched Polymers
Authors and affiliations:
raw_author_name: Hanna Koeppe
raw_affiliation_strings: Freie Universität Berlin
Institute of Chemistry and Biochemistry
raw_author_name: Daniel Horn
raw_affiliation_strings: Freie Universität Berlin
Institute of Chemistry and Biochemistry
raw_author_name: Jens Dernedde
raw_affiliation_strings: Charité-Universitätsmedizin Berlin
Institute for Laboratory Medicine, Clinical Chemistry and Pathobiochemistry
raw_author_name: Rainer Haag
raw_affiliation_strings: Freie Universität Berlin
Institute of Chemistry and Biochemistry
How to enhance enzymatic reaction rates? The Sabatier principle and beyond
Year: 2025
Type: article
Language: en
Topic: Enzyme Catalysis and Immobilization
Authors and affiliations:
raw_author_name: Yoko Chiba
raw_affiliation_strings: Faculty of Life and Environmental Science, University of Tsukuba , 1-1-1 Tennoudai, Tsukuba, Ibaraki ,
RIKEN Center for Sustainable Resource Science , 2-1 Hirosawa, Wako, Saitama ,
Faculty of Life and Environmental Science University of Tsukuba , 1-1-1 Tennoudai, Tsukuba, Ibaraki, 305-8577 ,
raw_author_name: Hideshi Ooka
raw_affiliation_strings: RIKEN Center for Sustainable Resource Science , 2-1 Hirosawa, Wako, Saitama ,
RIKEN Center for Sustainable Resource Science , 2-1 Hirosawa, Wako, Saitama 351-0198
Strong Second Harmonic Generation and Nonlinear Optical Activity in Chiral Supramolecular Polymers
Year: 2025
Type: article
Language: en
Topic: Nonlinear Optical Materials Studies
Authors and affiliations:
raw_author_name: Carlos H. D. dos Santos
raw_affiliation_strings: Instituto de Física de São Carlos
Universidade de São Paulo
raw_author_name: Marcelo G. Vivas
raw_affiliation_strings: Laboratório de Espectroscopia Óptica e Fotônica
Universidade Federal de Alfenas
raw_author_name: Filipe A. Couto
raw_affiliation_strings: Instituto de Física de São Carlos
Universidade de São Paulo
raw_author_name: Guy Koeckelberghs
raw_affiliation_strings: Laboratory of Macromolecular and Physical Organic Chemistry, Katholieke Universiteit Leuven, Celestijnenlaan 200F, Box 2404, B-3001 Heverlee, Belgium
raw_author_name: Cleber R. Mendonça
raw_affiliation_strings: Instituto de Física de São Carlos
Universidade de São Paulo
raw_author_name: Leonardo De Boni
raw_affiliation_strings: Instituto de Física de São Carlos
Universidade de São Paulo
Predictive value of internal jugular vein combining with inferior vena cava diameters by ultrasound in central venous pressure of ICU patients
Year: 2025
Type: article
Language: en
Topic: Hemodynamic Monitoring and Therapy
Authors and affiliations:
raw_author_name: Haobo Kong
raw_affiliation_strings: Department of Geriatric Respiratory and Critical Care, Anhui Geriatric Institute, The First Affiliated Hospital of Anhui Medical University, Hefei, 230022, Anhui, China
Department of Respiratory Intensive Care Unit, Anhui Medical University Clinical College of Chest & Anhui Chest Hospital, Hefei, 230022, China
raw_author_name: Zhengzhong Zhang
raw_affiliation_strings: Department of Tuberculosis, Anhui Medical University, Clinical College of Chest & Anhui Chest Hospital, Hefei, 230022, Anhui, China
raw_author_name: Depei Shen
raw_affiliation_strings: Department of Geriatric Respiratory and Critical Care, Anhui Geriatric Institute, The First Affiliated Hospital of Anhui Medical University, Hefei, 230022, Anhui, China
Department of Tuberculosis, Anhui Medical University, Clinical College of Chest & Anhui Chest Hospital, Hefei, 230022, Anhui, China
raw_author_name: Ye Li
raw_affiliation_strings: Department of Tuberculosis, Anhui Medical University, Clinical College of Chest & Anhui Chest Hospital, Hefei, 230022, Anhui, China. liye20232024@163.com
Department of Tuberculosis, Anhui Medical University, Clinical College of Chest & Anhui Chest Hospital, Hefei, 230022, Anhui, China
raw_author_name: Yanbei Zhang
raw_affiliation_strings: Department of Geriatric Respiratory and Critical Care, Anhui Geriatric Institute, The First Affiliated Hospital of Anhui Medical University, Hefei, 230022, Anhui, China. zhangyanbei1963@126.com
Department of Geriatric Respiratory and Critical Care, Anhui Geriatric Institute, The First Affiliated Hospital of Anhui Medical University, Hefei, 230022, Anhui, China
Exploring Students’ Strategies in Dealing with Unfamiliar Vocabulary during a Listening Task in Higher Education
Year: 2025
Type: article
Topic: Language Acquisition and Education
Authors and affiliations:
raw_author_name: Amiruddin Amiruddin
raw_affiliation_strings: Islamic University of As’adiyah Sengkang
Islamic University of As'adiyah Sengkang
raw_author_name: Satriani Satriani
raw_affiliation_strings: Islamic University of As’adiyah Sengkang
Islamic University of As'adiyah Sengkang
raw_author_name: Syamsul Bahri
raw_affiliation_strings: Islamic University of As’adiyah Sengkang
Islamic University of As'adiyah Sengkang
raw_author_name: Fadel Muslaini
raw_affiliation_strings: Ujung Pandang State Polytecnic