Skip to Content
You are currently on the new version of our website. Access the old version .

9,637 Results Found

  • Communication
  • Open Access
30 Citations
7,393 Views
9 Pages

A Novel One-Dimensional Porphyrin-Based Covalent Organic Framework

  • Miao Zhang,
  • Ruijin Zheng,
  • Ying Ma,
  • Ruiping Chen and ,
  • Xun Sun and
  • Xuan Sun
  • + 1 author+ 0 author

16 September 2019

A novel one-dimensional covalent organic framework (COF-K) was firstly designed and synthesized through a Schiff-based reaction from a porphyrin building block and a nonlinear right-angle building block. The COF-K exhibited high BET surface area and...

  • Article
  • Open Access
340 Views
28 Pages

10 September 2026

This study analyzed 27 publications on material passports (MPs) in construction, published between 2019 and 2025. Literature-derived keywords were extracted using predefined criteria, normalized, classified into four analytical dimensions, and examin...

(This article belongs to the Section Development Goals towards Sustainability)
  • Article
  • Open Access
532 Views
21 Pages

Despite remarkable progress on reasoning benchmarks, current LLM evaluation practice remains anchored to final-answer correctness. This provides limited insight into how models reason, how reliably they behave under contextual variation, or how effic...

(This article belongs to the Special Issue Large Language Models and Their Limitations)
  • Article
  • Open Access
2 Citations
1,278 Views
23 Pages

10 September 2025

With the development of electricity spot markets, the integrated renewable-storage plant (IRSP) has emerged as a crucial entity in real-time energy markets due to its flexible regulation capability. However, traditional methods face computational ine...

(This article belongs to the Topic Advances in Planning, Operation, Control/Protection, and Market of New Power Energy System)
  • Article
  • Open Access
92 Views
51 Pages

31 October 2026

Professional service robots are being deployed into interior environments dimensioned around the human body, yet no framework relates their physical envelopes to architectural parameters. This paper introduces robopometry—the systematic study o...

(This article belongs to the Section Construction Management, and Computers & Digitization)
  • Review
  • Open Access
11 Citations
4,956 Views
24 Pages

13 February 2025

This review summarizes the application of two-dimensional metal–organic framework (2D MOF) nanostructures and their composites in the detoxification of chemical warfare agents (CWAs). Two-dimensional MOFs, characterized by their high specific s...

(This article belongs to the Section Hybrid and Composite Crystalline Materials)
  • Article
  • Open Access
3 Citations
8,626 Views
9 Pages

1 November 2011

A homochiral metal-organic framework (MOF) based on enantiopure (R)-2,2′-dihydroxy-1,1′-binaphthyl-3,3′-dicarboxylic acid was synthesized. X-ray crystal diffraction studies revealed that the MOF adopts a one-dimensional infinite right-handed helical...

(This article belongs to the Special Issue Coordination Polymers)
  • Article
  • Open Access
390 Views
41 Pages

15 September 2026

Amid growing divergence and confusion in Environmental, Social, and Governance (ESG) rating methodologies and results for assessing corporate sustainability, this study proposes a dual-dimensional framework that conceptualizes ESG rating quality thro...

(This article belongs to the Special Issue AI and Sustainable Economic Development: The Long Tail Entrepreneurial Opportunities and Threats to the Rest of Us)
  • Article
  • Open Access
3 Citations
1,336 Views
14 Pages

Insights into the Enhanced Tetracycline Adsorption by Two-Dimensional Cu-Based Metal–Organic Framework

  • Linteng Wang,
  • Shi Wang,
  • Yonglong Pang,
  • Liyuan Guo and ,
  • Jiming Huang,
  • Ping Xue and
  • Lingjun Kong
  • + 2 authors+ 0 author

Accumulation of tetracycline (TC) in aquatic environments poses a significant threat to human health and ecosystems, driving the need for efficient removal technologies. Two-dimensional metal–organic frameworks (2D MOFs) are promising adsorbent...

(This article belongs to the Section Materials Chemistry)
  • Article
  • Open Access
4 Citations
2,577 Views
12 Pages

4 September 2023

Here, a novel copper p-aminophenol metal–organic framework (Cu(PAP)2) is first reported. Powder X-ray diffraction (PXRD), infrared spectra (FTIR), Raman spectra, transmission electron microscopy (TEM) and X-ray photoemission spectroscopy (XPS),...

(This article belongs to the Topic Advances and Applications of 2D Materials, 2nd Volume)
  • Article
  • Open Access
923 Views
43 Pages

24 April 2026

Aero-engine quality assessment under the RAMS framework faces two persistent challenges: the inherent epistemic and linguistic uncertainty in expert evaluation, and the systematic neglect of inter-dimensional coupling. This paper proposes an integrat...

(This article belongs to the Special Issue Digital and Data-Driven Systems Engineering: Bridging Theory and Practice)
  • Article
  • Open Access
739 Views
24 Pages

17 July 2026

Traditional manual 10 kV live-line maintenance is accompanied by high personal risks and incomplete safety protection, while overall operational efficiency is limited. This paper develops an intelligent live-working robot based on a tracked insulated...

(This article belongs to the Collection Smart Robotics for Automation)
  • Article
  • Open Access
5 Citations
1,976 Views
27 Pages

20 October 2025

The global integration of digital technologies into energy systems constitutes a critical pathway for achieving sustainable and intelligent energy governance. This study evaluates the effectiveness of the energy digital transformation policies across...

  • Article
  • Open Access
5 Citations
1,418 Views
22 Pages

16 April 2026

Sustainability assessment of textile materials has traditionally relied on origin-based classifications and indicator-driven life cycle assessment (LCA), often treating sustainability as an inherent or material-intrinsic property. However, materials...

  • Article
  • Open Access
26 Citations
7,070 Views
22 Pages

29 May 2023

Digital transformation within local public administration is often conceived as the result of technological advancements, with scarce attention being paid to framing these processes within multi-level organisational settings. Against this background,...

(This article belongs to the Section Sustainable Management)
  • Article
  • Open Access
1 Citations
1,349 Views
17 Pages

Research on a Two-Dimensional Cloud Model-Based Credit Risk Assessment Framework for Construction Contractors

  • Jun Fang,
  • Zongliang Li,
  • Hang Yan,
  • Weihua Xie and ,
  • Hang Zhao and
  • Lu Zhang
  • + 1 author+ 0 author

13 November 2025

A scientifically systematic credit evaluation system serves as a crucial safeguard mechanism for maintaining a healthy business environment in the construction market, effectively regulating industry entities’ behaviors and promoting ecosystem...

(This article belongs to the Section Construction Management, and Computers & Digitization)
  • Article
  • Open Access
22 Citations
3,911 Views
11 Pages

Detection of Ascorbic Acid by Two-Dimensional Conductive Metal-Organic Framework-Based Electrochemical Sensors

  • Shi Wang,
  • Ping Li,
  • Junyi Wang,
  • Jun Gong and ,
  • Helin Lu,
  • Xiaobo Wang,
  • Quan Wang and
  • Ping Xue
  • + 3 authors+ 0 author

The realization of efficient and accurate detection of biomolecules has become a key scientific issue in the field of life sciences. With the rapid development of nanotechnology, electrochemical sensors constructed from the superior physical and chem...

  • Review
  • Open Access
9 Citations
4,887 Views
27 Pages

Two-Dimensional Metal–Organic Frameworks and Their Derivative Electrocatalysts for Water Splitting

  • Lin Shen,
  • Yongteng Qian,
  • Zhiyi Lyu,
  • Dong-Hwan Kim and
  • Dae Joon Kang

17 August 2023

The escalating urgency to mitigate climate change and enhance energy security has prompted heightened exploration of hydrogen production via electrocatalysis as a viable alternative to conventional fossil fuels. Among the myriad of electrocatalysts u...

(This article belongs to the Section Nanotechnology and Applied Nanosciences)
  • Article
  • Open Access
13 Citations
3,592 Views
13 Pages

13 January 2023

The well-defined heterostructure of the photocathode is desirable for photoelectrochemically producing hydrogen from aqueous solutions. Herein, enhanced heterostructures were fabricated based on typical stable covalent organic framework (TpPa-1) film...

(This article belongs to the Special Issue Chemical Functionalization of Two-Dimensional Materials)
  • Article
  • Open Access
2,472 Views
37 Pages

This paper develops a rigorous mathematical and computational framework for four-dimensional chess defined on the discrete hypercubic lattice {1,…, 8}4. We formalize piece movement using displacement sets in Z4, define adjacency via the C...

(This article belongs to the Section Deterministic Mathematics)
  • Article
  • Open Access
9 Citations
3,936 Views
14 Pages

Nanoscale Two-Dimensional FeII- and CoII-Based Metal–Organic Frameworks of Porphyrin Ligand for the Photodynamic Therapy of Breast Cancer

  • Qing Li,
  • Bo-Wei Xu,
  • Yi-Ming Zou,
  • Ru-Jie Niu and ,
  • Jin-Xiang Chen,
  • Wen-Hua Zhang and
  • David James. Young
  • + 2 authors+ 0 author

24 February 2023

The delivery of biocompatible reagents into cancer cells can elicit an anticancer effect by taking advantage of the unique characteristics of the tumor microenvironment (TME). In this work, we report that nanoscale two-dimensional FeII- and CoII-base...

(This article belongs to the Special Issue Metal-Organic Framework-Based Composites: Synthesis and Applications)
  • Article
  • Open Access
10 Citations
3,959 Views
14 Pages

13 September 2022

Recently, two-dimensional metal–organic frameworks have received increasing interest due to their flexible components with adjustable structures, abundant accessible active sites, and high conductivity. In this paper, the thermal stability and electr...

(This article belongs to the Section Materials for Energy Applications)
  • Article
  • Open Access
9 Citations
3,092 Views
13 Pages

High-Throughput Computational Screening of Two-Dimensional Covalent Organic Frameworks (2D COFs) for Capturing Radon in Moist Air

  • Hongyan Zeng,
  • Xiaomin Geng,
  • Shitong Zhang,
  • Bo Zhou and ,
  • Shengtang Liu and
  • Zaixing Yang
  • + 1 author+ 0 author

Radon (Rn) and its decay products are the primary sources of natural ionizing radiation exposure for the public, posing significant health risks, including being a leading cause of lung cancer. Porous material-based adsorbents offer a feasible and ef...

(This article belongs to the Special Issue Computational Modeling and Simulation for Nanomaterials, Nanotechnology, and Nanoscience - II)
  • Article
  • Open Access
7 Citations
3,812 Views
20 Pages

Analytical Reliability Evaluation Framework of Three-Dimensional Engineering Slopes

  • Genbao Zhang,
  • Jianfeng Zhu,
  • Changfu Chen,
  • Renhua Tang and ,
  • Shimin Zhu and
  • Xiao Luo
  • + 1 author+ 0 author

24 February 2022

An analytical three-dimensional slope reliability evaluation framework was developed in this work independent of use of numerical simulations. The slope stability analysis was necessarily carried out by utilizing an extended three-dimensional Morgens...

(This article belongs to the Special Issue The Impact of Building Materials on Construction Sustainability)
  • Article
  • Open Access
596 Views
26 Pages

A Deep Learning Framework for Three-Dimensional Malware Image Classification

  • Muharrem Aslantas,
  • Esra Calik Bayazit,
  • Buket Dogan and
  • Ozgur Koray Sahingoz

28 June 2026

The rapid growth of sophisticated malware, including polymorphic, metamorphic, and zero-day threats, has made traditional signature-based and heuristic detection methods increasingly insufficient in modern desktop computing environments. As cyber thr...

  • Article
  • Open Access
433 Views
29 Pages

5 September 2026

Supervised learning in fields such as genomics and medical imaging is often hindered by the high cost of expert data annotation. Active learning addresses this bottleneck by iteratively selecting the most informative unlabeled samples for labeling. H...

(This article belongs to the Special Issue Advances in Machine Learning, High-Dimensional Inference, Shrinkage Estimation, and Model Validation)
  • Article
  • Open Access
15 Citations
4,446 Views
10 Pages

24 February 2022

Two-dimensional metal-organic frameworks (2D MOFs) inherently consisting of metal entities and ligands are promising single-atom catalysts (SACs) for electrocatalytic chemical reactions. Three 2D Fe-MOFs with NH, O, and S ligands were designed using...

(This article belongs to the Special Issue Electrocatalysts for Oxygen/Hydrogen-Involved Reactions)
  • Article
  • Open Access
16 Citations
5,616 Views
14 Pages

5 October 2021

We consider the Koopman operator theory in the context of nonlinear infinite-dimensional systems, where the operator is defined over a space of bounded continuous functionals. The properties of the Koopman semigroup are described and a finite-dimensi...

(This article belongs to the Special Issue Dynamical Systems and Operator Theory)
  • Feature Paper
  • Article
  • Open Access
770 Views
27 Pages

26 December 2025

Identifying important features associated with right-censored survival time in ultrahigh-dimensional survival data is a challenging task due to the curse of dimensionality and information loss caused by censoring. To address these challenges, we prop...

(This article belongs to the Special Issue Methodology and Application in Computational Statistics and Data Science)
  • Article
  • Open Access
12 Citations
5,591 Views
17 Pages

A Hybrid Framework for High-Performance Modeling of Three-Dimensional Pipe Networks

  • Shaohua Wang,
  • Yeran Sun,
  • Yinle Sun,
  • Yong Guan and ,
  • Zhenhua Feng,
  • Hao Lu,
  • Wenwen Cai and
  • Liang Long
  • + 3 authors+ 0 author

Three-dimensional (3D) pipe network modeling plays an essential part in high performance-based smart city applications. Given that massive 3D pipe networks tend to be difficult to manage and to visualize, we propose in this study a hybrid framework f...

(This article belongs to the Special Issue Spatial Big Data, BIM and advanced GIS for Smart Transformation: City, Infrastructure and Construction)
  • Feature Paper
  • Article
  • Open Access
1 Citations
943 Views
19 Pages

20 January 2026

Detecting anomalous events in high-dimensional behavioral data is a fundamental challenge in modern cybersecurity, particularly in scenarios involving stealthy advanced persistent threats (APTs). Traditional anomaly detection techniques rely on heuri...

(This article belongs to the Section D2: Operations Research and Fuzzy Decision Making)
  • Article
  • Open Access
8 Citations
4,154 Views
15 Pages

8 January 2021

Despite the growing utility and prevalence of social entrepreneurship, an accepted definition remains elusive and infeasible. Yet, it is imperative that the principles guiding social entrepreneurship are identified so that common ground is establishe...

(This article belongs to the Special Issue Social Entrepreneurship, Hybrid Organizations and Sustainability)
  • Article
  • Open Access
1 Citations
1,274 Views
17 Pages

4 May 2026

Given the escalating impacts of global climate change and extreme weather events, the accurate stability assessment of rainfall-induced landslides necessitates a comprehensive consideration of both seepage processes and the inherent spatial variabili...

(This article belongs to the Special Issue Disaster Analysis and Prevention of Dam and Slope Engineering)
  • Review
  • Open Access
480 Views
45 Pages

A Three-Dimensional Framework for Rational Ion Separation with Polymeric Membrane Systems

  • George Bess-Palacios,
  • Guillermo González-Sánchez,
  • Claudia Alejandra Hernández-Escobar,
  • Claudia Ivone Piñón-Balderrama and ,
  • Miguel Alonso Orozco-Alvarado,
  • América Susana Mares-García,
  • Anayansi Estrada-Monje and
  • Erasto Armando Zaragoza-Contreras
  • + 3 authors+ 0 author

15 September 2026

This review treats selective ion separation in polymeric membrane systems as a design problem rather than as a fixed material property. To address the gap between laboratory performance and process-level relevance, a three-dimensional analytical fram...

(This article belongs to the Special Issue Recent Advances in Polymeric Membranes—Preparation and Applications (2nd Edition))
  • Feature Paper
  • Article
  • Open Access
435 Views
34 Pages

21 August 2026

Estimating conditional average treatment effects (CATEs) in high-dimensional causal inference problems remains challenging because complex nonlinear relationships, heterogeneous feature distributions, and dependence among covariates can limit the eff...

(This article belongs to the Special Issue Information-Induced Geometries in Statistics, Data Analysis, and Applied Research)
  • Article
  • Open Access
5 Citations
4,474 Views
19 Pages

A Cyclic Macro-Element Framework for Consolidation-Dependent Three-Dimensional Capacity of Plate Anchors

  • Anderson Peccin da Silva,
  • Andrea Diambra,
  • Dimitris Karamitros and
  • Shiao Huey Chow

13 February 2021

This paper presents a new macro-element modelling framework for plate anchors which enables the effect of pore water pressure changes and the related evolution of soil strength during the process of cyclic loading and consolidation to be captured. Th...

(This article belongs to the Special Issue Selected Papers from the 7th PRIMaRE Conference 2020)
  • Article
  • Open Access
585 Views
25 Pages

This conceptual paper proposes Math-CEFR, a reference framework for describing postsecondary mathematical readiness in the context of remedial and gateway placement. Single-score placement tests frequently misclassify students and offer little guidan...

(This article belongs to the Section Higher Education)
  • Article
  • Open Access
11 Citations
3,481 Views
19 Pages

Feature Selection for High-Dimensional Datasets through a Novel Artificial Bee Colony Framework

  • Yuanzi Zhang,
  • Jing Wang,
  • Xiaolin Li,
  • Shiguo Huang and
  • Xiuli Wang

4 November 2021

There are generally many redundant and irrelevant features in high-dimensional datasets, which leads to the decline of classification performance and the extension of execution time. To tackle this problem, feature selection techniques are used to sc...

(This article belongs to the Special Issue Metaheuristic Algorithms in Optimization and Applications 2021)
  • Article
  • Open Access
19 Citations
3,125 Views
18 Pages

In this paper, we propose a novel trust computation framework (TCF) for cloud services. Trust is computed by taking into consideration multi-dimensional quality of service (QoS) evidence and user feedback. Feedback provides ample evidence regarding t...

(This article belongs to the Special Issue Novel Methods for Dependable IoT Edge Applications)
  • Article
  • Open Access
6 Citations
3,258 Views
19 Pages

25 September 2024

A novel, multi-dimensional, spatiotemporal prediction framework is proposed to enhance air traffic flow prediction in increasingly complex aviation networks. This framework incorporates graph convolutional networks (GCNs) with multi-dimensional Long...

(This article belongs to the Special Issue Innovative Technologies and Services for Unmanned Aerial Vehicles)
  • Article
  • Open Access
1 Citations
998 Views
43 Pages

A Hybrid Positioning Framework for Large-Scale Three-Dimensional IoT Environments

  • Shima Koulaeizadeh,
  • Hatef Javadi,
  • Sudabeh Gholizadeh,
  • Saeid Barshandeh and ,
  • Giuseppe Loseto and
  • Nicola Epicoco
  • + 1 author+ 0 author

13 November 2025

The Internet of Things (IoT) and Edge Computing (EC) play an essential role in today’s communication systems, supporting diverse applications in industry, healthcare, and environmental monitoring; however, these technologies face a major challe...

(This article belongs to the Section Sensor Networks)
  • Article
  • Open Access
7 Citations
4,349 Views
13 Pages

A Heterometallic Three-Dimensional Metal−Organic Framework Bearing an Unprecedented One-Dimensional Branched-Chain Secondary Building Unit

  • Jing Chen,
  • Meng-Yao Chao,
  • Yan Liu,
  • Bo-Wei Xu and ,
  • Wen-Hua Zhang and
  • David J. Young
  • + 1 author+ 0 author

A heterometallic metal−organic framework (MOF) of [Cd6Ca4(BTB)6(HCOO)2(DEF)2(H2O)12]∙DEF∙xSol (1, H3BTB = benzene-1,3,5-tribenzoic acid; DEF = N,N′-diethylformamide; xSol. = undefined solvates within the pore) was prepared by solvothermal...

(This article belongs to the Section Molecular Structure)
  • Article
  • Open Access
6 Citations
3,085 Views
24 Pages

Dimensional and Geometrical Quality Enhancement in Additively Manufactured Parts: Systematic Framework and A Case Study

  • Natalia Beltrán,
  • David Blanco,
  • Braulio José Álvarez,
  • Álvaro Noriega and
  • Pedro Fernández

28 November 2019

In order to compete with traditional manufacturing processes, Additive Manufacturing (AM) should be capable of producing medium to large batches at industrial-degree quality and competitive cost-per-unit. This paper proposes a systematic framework ap...

(This article belongs to the Special Issue Special Issue of the Manufacturing Engineering Society 2019 (SIMES-2019))
  • Article
  • Open Access
1,261 Views
21 Pages

Online apparel size recommendation remains difficult because consumers cannot physically assess garment fit before purchase. It is a multi-dimensional fit evaluation problem, particularly for complex garments such as jackets, where multiple body area...

  • Review
  • Open Access
608 Views
12 Pages

A Conceptual Bi-Dimensional Risk Assessment Framework in Bleeding Peptic Ulcers

  • Lodovica Langellotti,
  • Flavio Tirelli,
  • Francesca Mangiola,
  • Valerio Pontecorvi and ,
  • Rosario Landi,
  • Elena Rodolfino,
  • Roberto Iezzi,
  • Helena Pelanda,
  • Fausto Rosa and
  • Sergio Alfieri
  • + 5 authors+ 0 author

30 May 2026

Peptic ulcer disease remains one of the leading causes of non-variceal upper gastrointestinal bleeding. Despite advances in endoscopic therapy and pharmacological management, recurrent bleeding continues to represent a major cause of morbidity and mo...

(This article belongs to the Special Issue Advances in Endoscopy for the Diagnosis and Treatment of Gastrointestinal Diseases)
  • Article
  • Open Access
672 Views
20 Pages

23 July 2026

Evaluation of generative models for RF (Radio Frequency) signals remains largely ad hoc, with existing approaches relying on uncalibrated metrics imported from computer vision without systematic justification or baseline establishment. We present a m...

(This article belongs to the Topic AI-Driven Wireless Channel Modeling and Signal Processing)
  • Article
  • Open Access
1 Citations
177 Views
31 Pages

A Hybrid Spectral-Element and Finite-Element Framework for Three-Dimensional Full-Wave Seismoelectric Modeling

  • Peiyue Liu,
  • Zhanghui An,
  • Yingying Fan,
  • Yi Lin and ,
  • Yiqiang He and
  • Yangning Hou
  • + 1 author+ 0 author

10 October 2026

Seismoelectric responses generated in fluid-saturated porous media contain indirect geophysical information related to subsurface interfaces, material contrasts, and electrokinetic coupling. Many three-dimensional simulations adopt a quasi-static ele...

(This article belongs to the Special Issue Editorial Board Members’ Collection Series: “New Horizons in Geophysics: From Theory to Applications”, 2nd Edition)
  • Article
  • Open Access
6 Citations
3,268 Views
23 Pages

As a core component of an aero-engine, the aerodynamic performance of the nacelle is essential for the overall performance of an aircraft. However, the direct design of a three-dimensional (3D) nacelle is limited by the complex design space consistin...

(This article belongs to the Special Issue Aerodynamic Shape Optimization)
  • Article
  • Open Access
28 Citations
6,909 Views
18 Pages

A Framework for Four-Dimensional Variational Data Assimilation Based on Machine Learning

  • Renze Dong,
  • Hongze Leng,
  • Juan Zhao,
  • Junqiang Song and
  • Shutian Liang

12 February 2022

The initial field has a crucial influence on numerical weather prediction (NWP). Data assimilation (DA) is a reliable method to obtain the initial field of the forecast model. At the same time, data are the carriers of information. Observational data...

  • Article
  • Open Access
974 Views
27 Pages

10 April 2026

With the transformation of resource-based cities and the restructuring of industrial sectors, the sustainable conservation of coal mining heritage has become a global focus. In China, coal mining heritage faces challenges such as degradation and inad...

(This article belongs to the Special Issue Tourism Spatial Planning Across Rural–Urban Landscapes: Integrating Economic Growth, Heritage Conservation, and Ecosystem Services)

of 193