High-Resolution DLP 3D Printing for Complex Curved and Thin-Walled Structures at Practical Scale: Archimedes Microscrew by Chih-Lang Lin, Jun-Ting Liu, Chow-Shing Shin

“…In this study, we developed a DLP-based projection micro-stereolithography (PμSL) system with a simple optical reconfiguration and fine-tuned its parameters to overcome limitations in printing precise and intricate structures. For demonstration, we selected an Archimedes microscrew as the target structure, as it serves as a key component in microfluidic micromixers. …”
Get full text

Improved Performance of Passive-Matrix Micro-LED Displays Using a Multi-Function Passivation Structure by Po-Wei Chen, Po-Wen Hsiao, Po-Chen Shen, Hsuan-Jen Chen, Yi-An Chen, Ray-Hua Horng, Dong-Sing Wuu

“…The enhanced light output efficiency of passive-matrix micro light-emitting-diode (LED) display was achieved by employing the tapered sidewalls and distributed-Bragg-reflector (DBR) passivation structure. …”
Get full text

Transformations in physicochemical properties and pore structure of biochar derived from rice straw revealed by synchrotron techniques by Saowalak Somboon, Samuel Schlichenmaier, Kanjana Thumanu, Phakkhananan Pakawanit, Sujitra Yodda, Tanabhat-Sakorn Sukitprapanon, Phrueksa Lawongsa

Get full text

Structure and optical properties of Fe2TiO5/Ag/C nanocomposites as photocatalyst materials by Suci Aisyah Amaturrahim, Indah Revita Saragi, Crystina Simanjuntak, Saharman Gea, Boy Attaurrazaq

Get full text

Hydraulic Performance Modeling of Inclined Double Cutoff Walls Beneath Hydraulic Structures Using Optimized Ensemble Machine Learning by Mohamed Kamel Elshaarawy, Martina Zeleňáková, Asaad M. Armanuos

“…Abstract This study investigates the effectiveness of inclined double cutoff walls installed beneath hydraulic structures by employing five machine learning models: Random Forest (RF), Adaptive Boosting (AdaBoost), eXtreme Gradient Boosting (XGBoost), Light Gradient Boosting Machine (LightGBM), and Categorical Boosting (CatBoost). …”
Get full text

NUMERICAL MODELING OF THE INTENSE DEFORMED STATE AND PECULIARITIES OF STRUCTURE FORMATION OF CAST IRON AT HOT EXTRUSION MOLDING by A. I. Pokrovsky, P. E. Lushchik

“…The specific features of structure formation of high-strength cast iron subjected to direct extrusion with different strain (ε) are studied both theoretically (by computer modeling) and experimentally (by metallographic analysis using light and electron microscopes). …”
Get full text

Optimization Analysis of Car Body Structure Heat Coupling Static Strength and Rigidity for High-speed Train by Xiangning ZHANG, Chao AN, Feng GAO, Xiaoxia LIU, Haiqun BI

“…In particular, in an event of a fire, light-weight bearing structure is likely to be destroyed by thermal coupling, resulting in great losses. …”
Get full text

Quasi-guided and photonic modes in 2D macroporous silicon structures with SiO₂ nanocoatings by L. Karachevtseva, O. Lytvynenko, K. Parshyn, O. Sapelnikova, Wang Bo

“…We investigated the IR light absorption oscillations in 2D macroporous silicon structures with SiO2 nanocoatings 70–800 nm thick. …”
Get full text

Whether Financial Inclusion Improves Employment Structure and Labor Allocation: Evidence From China’s Industrial Restructuring by Yiqing He, Yijin Pan, Xuhong Yuan

“…In light of this, this paper investigates the impact and influence of inclusive finance on employment structure and labor mismatch. …”
Get full text

An investigation of the electronic structure and optical properties of Pd-doped SnO2 based on first principles by Dlear R Saber

“…This study employs density functional theory (DFT) to investigate the impact of Palladium (Pd) doping on the structural, electronic, and optical properties of rutile tin oxide (SnO _2 ). …”
Get full text

Optimization of New Energy Vehicle Industry Structure Based on Optimization Link Prediction Similarity Algorithm and CGE by Zhenjun Xie

“…In light of the growing global concerns over energy and climate change, new energy vehicles are confronted with both opportunities and challenges posed by industrial structural transformation. …”
Get full text

The effect of intramolecular donor–acceptor moieties with donor–π-bridge–acceptor structure on the solar photovoltaic performance by T. L. Wang, S. C. Huang, C. H. Yang, Y. Y. Chuang, C. H. Chen

“…Photovoltaic performance results indicate that if the content of the intramolecular donor–acceptor moiety is high enough, the copolymer structure may be better than homopolymer due to more light-harvesting afforded by both monomer units.…”
Get full text

« L’Enonciation et la structure du conte La Barbe Bleue de Charles Perrault » by M. C. Mohammed Zuhair Zaidan, E.A. Zahraa Muayad Abbas

“…This research aims to shed light on the elements of "enunciation" and "narrative structure" in the tale Bluebeard by the French writer Charles Perrault, as well as to analyze storytelling and discourse techniques, along with related and unrelated texts in the context of this tale. …”
Get full text

Diverse solitons wave structures for coupled NLSEs in birefringent fibers with higher nonlinearities using the modified extended mapping algorithm by Karim K. Ahmed, Njah A. Alsahafi, Hamdy M. Ahmed, Salah Boulaaras, M. S. Osman

Get full text

A comparative analysis of machine learning algorithms with tree-structured parzen estimator for liver disease prediction by Rakibul Islam, Azrin Sultana, MD. Nuruzzaman Tuhin

“…This study proposes a system for predicting the LD by combining the techniques of Machine Learning (ML) algorithms that include the Decision Tree, Random Forest, Extra Tree Classifier (ETC), LightGBM, and Adaboost, with the Tree-Structured Parzen Estimator (TPE) method for hyperparameter tuning. …”
Get full text

Interaction of letrozole and its degradation products with aromatase: chemometric assessment of kinetics and structure-based binding validation by Michele De Luca, Maria Antonietta Occhiuzzi, Bruno Rizzuti, Giuseppina Ioele, Gaetano Ragno, Antonio Garofalo, Fedora Grande

“…The reactivity of cyano groups in the letrozole structure could, however, lead to chemical derivatives still endowed with residual biological activity. …”
Get full text

Differentiation of gallbladder stones according to their external structure and cross-sectional morphological features such as color, size and shape by Hatice Gedik, Ferda Keskin Çimen, Sevil Porikli Durdağı, Orhan Çimen

“…In addition, when the structure of the stones was examined, concentric layers containing alternating dark and light colored bands were observed, emphasizing the importance of compositional changes in bile during the formation of gallstones.…”
Get full text

Simulation analysis of the magnetic and thermal performance of large-capacity medium-frequency transformers and improvement in shielding structure by TIAN Fengqi, DU Zhenbin, WANG Jianmin, SHI Jian

“…To address this， the limb-type magnetic shielding structure at the ends of transformer body is improved， with an analysis of how the dimensions of the shielding structure affect the magnetic and thermal performance of the components. …”
Get full text

Refractometry With a Tailored Sensitivity Based on a Single-Mode-Capillary-Single-Mode Fiber Structure by Xiaobei Zhang, Haiyang Shao, Yong Yang, Haiyang Pan, Fufei Pang, Tingyun Wang

“…By selecting appropriate splicing parameters, two mode coupling regions can be formed with tapered air-cavities on both sides of the capillary. This simple structure allows us the light propagation in the capillary with a ring mode distribution, while the high-order mode distributed in the capillary will be affected by the surrounding environment. …”
Get full text

Structure-Property Relationship of New Organic Sensitizers Based on Multicarbazole Derivatives for Dye-Sensitized Solar Cells by Hyo Jeong Jo, Jung Eun Nam, Dae-Hwan Kim, Hyojeong Kim, Jin-Kyu Kang

“…A new multicarbazole based organic dye (C2A1, C2S1A1) with a twisted structure was designed and synthesized, and the corresponding dye (C1A1) without the twisted structure was synthesized for comparison. …”
Get full text