Unconventional Hexagonal Close‐Packed High‐Entropy Alloy Surfaces Synergistically Accelerate Alkaline Hydrogen Evolution by Ting‐Hsin Hu, Cheng‐Yu Wu, Zong Ying He, Yi Chen, Liang‐Ching Hsu, Chih‐Wen Pao, Jui‐Tai Lin, Chun‐Wei Chang, Shang‐Cheng Lin, Rachel Osmundsen, Lee Casalena, Kun Han Lin, Shan Zhou, Tung‐Han Yang

Get full text

Retrieval of Land Surface Model State Variables through Assimilating Screen Level Humidity and Temperature Measurements by Diandong Ren, Ming Xue

“…To this end, the land surface scheme is first validated against the Oklahoma Atmospheric Surface Layer Instrumentation System measurements with necessary refinements to the forward model implemented. …”
Get full text

Multiyear Measurements of the Aerosol Absorption Coefficient Near the Surface in a Small-Sized Urban Area in Portugal by Sérgio Nepomuceno Pereira, Frank Wagner, Ana Maria Silva

Get full text

Computational Study on the Microscopic Adsorption Characteristics of Linear Alkylbenzene Sulfonates with Different Chain Lengths on Anthracite Surface by Xuanlai Chen, Guochao Yan, Guang Xu, Xianglin Yang, Jinfa Dong, Zidong Liang, Shuai Wei

“…After analyzing a series of properties such as adsorption energy, diffusion coefficient, radial distribution function (RDF), and hydrophobic tail order parameters, it was found that 12C had the highest adsorption strength on the surface of anthracite; the reason was that 12C had the highest degree of aggregation near the oxygen-containing functional groups on the surface of anthracite. …”
Get full text

Spectral efficiency and secrecy enhancing scheme for IRS-aided SWIPT systems by Jianfeng Xu, Pingping Shang

Get full text

Phase-transition-induced dynamic surface wrinkle pattern on gradient photo-crosslinking liquid crystal elastomer by Tao Wen, Tianjiao Ma, Jie Qian, Zhaoxin Song, Xuesong Jiang, Yuan Yao

“…Abstract Liquid crystal elastomers (LCEs) with various deformation properties based on phase transition were widely used as actuators and provided potential to fabricate functional surfaces with tunable microstructure. Herein, we demonstrate a strategy to fabricate dynamic micro wrinkles on LCE surfaces based on LC phase transition. …”
Get full text

Improved Aerial Surface Floating Object Detection and Classification Recognition Algorithm Based on YOLOv8n by Lili Song, Haixin Deng, Jianfeng Han, Xiongwei Gao

“…The proposed algorithm introduces several key enhancements: (1) an enhanced HorBlock module to facilitate multi-gradient and multi-scale superposition, thereby intensifying critical floating object characteristics; (2) an optimized CBAM attention mechanism to mitigate background noise interference and substantially elevate detection accuracy; (3) the incorporation of a minor target recognition layer to augment the model’s capacity to discern floating objects of differing dimensions across various environments; and (4) the implementation of the WIoU loss function to enhance the model’s convergence rate and regression accuracy. …”
Get full text

High-density natural active sites for efficient nitrogen reduction on Kagome surfaces promoted by flat bands by Yuyuan Huang, Yanru Chen, Shunhong Zhang, Zhenyu Zhang, Ping Cui

“…Here, we conceptualize that the Kagome metals featuring naturally abundant surface sites and flat bands are promising candidates to catalyze eNRR. …”
Get full text

Hybrid template directed hydrothermal synthesis of MCM-41 silicas with surface silanol and 3-chloropropyl groups by N. V. Roik, I. M. Trofymchuk, L. O. Belyakova, O. I. Oranska

“…chloropropyl groups into the surface layer of synthesized silicas. Arrangement of mesoscale pores and structural parameters were estimated from the results of X?…”
Get full text

Advanced surface engineering of TZO nanostructures via irradiation technique for enhanced nitric oxide (NO) gas sensitivity by Gani Yergaliuly, Abylay Tangirbergen, Almagul Mentbayeva, Nurlan Amangeldi, Marat Kaikanov, Selim Acar, Zhumabay Bakenov, Baktiyar Soltabayev

Get full text

Optimization of Rate of Penetration and Mechanical Specific Energy Using Response Surface Methodology and Multi-Objective Optimization by Diunay Zuliani Mantegazini, Andreas Nascimento, Mauro Hugo Mathias, Oldrich Joel Romero Guzman, Matthias Reich

“…Thus, the goal of this research was to analyze field data from pre-salt layer operations, using a 2D analysis of parameters as a function of depth, response surface methodology (RSM), and multi-objective optimization. …”
Get full text

Surface enzyme-polymerization endows Janus hydrogel tough adhesion and regenerative repair in penetrating orocutaneous fistulas by Ye Ju, Chunyue Ma, Ling Ding, Mingyue Shi, Xia Wang, Dongbei Wu, Qing Wu, Xingjun Qin, Qigang Wang

“…Here, we present a Janus hydrogel adhesive (JHA) with asymmetric functions on opposite sides fabricated via a facile surface enzyme-initiated polymerization (SEIP) approach, which self-entraps surface water and blood within an in-situ formed hydrogel layer (RL) to effectively bridge biological tissues with a supporting hydrogel (SL), achieving superior wet-adhesion and seamless wound plugging. …”
Get full text

Design and Technological Aspects of Integrating Multi-Blade Machining and Surface Hardening on a Single Machine Base by Vadim Skeeba, Vladimir Ivancivsky, Aleksey Chernikov, Nikita Martyushev, Nikita Vakhrushev, Kristina Titova

“…The microhardness of the hardened surface layer of the parts was evaluated on a Wolpert Group 402MVD. …”
Get full text

Synergistic effect of rice husk-derived activated carbon modified by Ni/Al-layered double hydroxides for lead removal from industrial wastewater by Nabel A. Negm, Amal A. Altalhi, Hend M. Ahmed, Eslam A. Mohamed

“…The presence of chelating groups like hydroxyl (–OH), amide (–CO–NH–), carboxylate (–COOH), and nitrogen-containing functional groups on the activated carbon surface, along with the hydroxide groups of the LDH, facilitates the complexation and adsorption of lead ions.…”
Get full text

Properties of single layer potentials for a pseudo- differential equation related to a linear transformation of a rotationally invariant stable stochastic process by Kh. V. Mamalyha, M. M. Osypchuk

“…We have already studied the following main properties of the single layer potentials: the single layer potential is a solution of the relating equation outside of the carrier surface and the jump theorem is held. …”
Get full text

Effect of Chlorhexidine and Benincasa Hispida Pretreatment on Microshear Bond Strength of Universal Adhesive System on Dentin: A Pilot Study by Girija S Sajjan, Manda Sri Swathi, P Arun Bhupathi, Madhu Varma Kanumuri, Rajulapati Kalyan Satish, Rama Krishna Alla, Tippireddy Srija, Ch Uma Shalini

Get full text

Obtaining functional-gradient Ti-HA coatings by detonation spraying by Ж.Б. Сағдолдина, Д.Р. Байжан, Е.Е. Қамбаров, Қ. Төребек

“…Since the surface layer is composed of HA, the resulting functional-gradient coating demonstrates excellent biocompatibility and the ability to create new bone tissue. …”
Get full text

NH3 release during the snow evaporation process in typical cities in Northeast China by Xiaoteng Liu, Hongsheng Jia, Yunze Zhao, Yachao Zhang, Haodong Hou, Yingying Xu

Get full text

Incorporation of Functionalized Multiwall Carbon Nanotubes into a Polyurethane Matrix by Martin Michálek, Michael Bredol

“…Both kinds of MWCNTs were dispersed by ultrasonication in the presence of a surfactant (sodium dodecyl sulphate) in aqueous solution. Functional groups on the nanotube surface were characterized by infrared spectroscopy and by the ζ-potential in aqueous suspension. …”
Get full text

Surface Electromyography-Based Analysis of the Lower Limb Muscle Network and Muscle Synergies at Various Gait Speeds by Tie Liang, Huacong Miao, Hongrui Wang, Xiaoguang Liu, Xiuling Liu

“…Nonnegative matrix factorization (NNMF) was applied to the sEMG envelope and intermuscular coherence matrix, yielding five muscle synergies. Muscle functional networks were constructed by decomposing the intermuscular coherence matrix, revealing different layers of functional muscle networks across frequencies. …”
Get full text