Shenyang University of Chemical Technology

Structural Optimization and Adaptive Demodulation for an Underwater Acoustic Backscatter Node

Underwater acoustic backscatter offers a low-power approach to communication with submerged sensor nodes. This study examines a piezoelectric reflector with a steel backing and a lead zirconate titanate (PZT, grade 5H) element and evaluates an exponentially weighted moving averag...

Influence of the biomimetic textures inspired by Monstera deliciosa on the friction and wear of rolling bearings under starved lubrication

Purpose This study aims to evaluate the tribological performance of textured cylindrical roller thrust bearings under starved lubrication, with particular emphasis on the effects of various leaf-inspired textures, depths and their combinations. Design/methodology/approach Inspire...

Enhancing CO2-to-methanol conversion via interfacial engineering in CuZnCeOx/Cu-foam catalyst

Cu-based catalysts are promising for CO 2 hydrogenation to methanol, but their activity and stability are often limited by Cu sintering, insufficient interfacial interactions, and inefficient heat transfer. Herein, a novel CuZnCeO x /Cu-foam catalyst was developed by growing Cu(O...

Stacking ensemble learning and SHAP analysis for predicting CO2 solubility and guiding ionic liquid design

Abstract Excessive CO2 emissions constitute a primary driver of global climate change, creating an urgent need for efficient CO2 capture technologies. Ionic liquids (ILs) are considered highly promising absorbents. However, their vast chemical space poses significant challenges f...

A 3D Metal–Organic Framework Protective Layer with Size-Selective Channels and Zincophilic Sites for Highly Stable Zinc Metal Anodes

Aqueous zinc-ion batteries possess intrinsic operational safety, low cost and scalable application potential, making them promising candidates for large-scale energy storage. However, Zn metal anodes still suffer from severe dendrite proliferation, hydrogen evolution, interfacial...

Application and prospects of high-temperature heat pipe technology in concentrating solar thermal collector systems

Against the backdrop of global energy transition, concentrated solar thermal (CST) collector systems offer efficient conversion of solar energy into high-grade thermal energy, representing a critical pathway for renewable energy development. However, the synergistic enhancement o...

Shape-Regularized Meta-Learning Method for Performance Assessment of Solid Rocket Motors

During the early developmental stages of solid rocket motors (SRMs), particularly under extreme operating conditions, the scarcity of experimental data severely limits the predictive capabilities of conventional deep learning models. To address this challenge, this paper proposes...

Periodic Solute Segregation Weakens Chemically Stabilized Grain Boundaries

Abstract Solute segregation can chemically stabilize grain boundaries (GBs), but whether such interfaces remain mechanically robust under load remains unclear. Here, atomic-resolution HAADF-STEM and atomistic modeling identify a periodically Nd-decorated asymmetric [12̅10] tilt G...

Butylene carbonate as a cosolvent to suppress aluminum corrosion in LiFSI electrolytes for long-life lithium-ion batteries

Lithium hexafluorophosphate (LiPF 6 ) is currently the dominant lithium salt electrolyte in lithium-ion batteries (LIBs), while lithium bis(fluorosulfonyl)imide (LiFSI) is a promising alternative due to its superior stability and higher capacity retention. However, under high-vol...

Thermal Modulation of Cerium-Based Nanozyme Activity for Colorimetric Detection of Ascorbic Acid

Abstract Metal-organic framework (MOF) nanozyme materials have multiple application prospects, and the calcination process is an effective strategy for regulating and enhancing their enzyme-like catalytic performance. In this work, a series of Ce-ATPA-X materials were prepared by...

An L1 Adaptive Control Method with an Extended State Observer for Fixed-Wing UAV Attitude Control

To address issues such as nonlinear strong coupling, time-varying parameters, and external wind disturbances in fixed-wing unmanned aerial vehicles (UAVs) operating in complex flight environments, this study develops a composite attitude control method integrating L1 adaptive con...

Cellulose supramolecular ionogel with robust mechanical strength and thermal stability for flexible electronics

Abstract Ionogels hold great promise in the fields of flexible electronics and energy devices. However, a persistent challenge lies in the inherent trade‐offs among mechanical strength, ionic conductivity, and thermal stability. Here, we report a double‐network cellulose‐polyviny...

The crystal structure of 1,3-bis(4-carboxyphenyl)imidazolium formate, C 18 H 14 N 2 O 6

Abstract C 18 H 14 N 2 O 6 , monoclinic, C 2/ c (no. 15), a = 9.0323(2) Å, b = 11.0467(2) Å, c = 15.9073(3) Å, β = 102.812(2) ° , V = 1547.67(5) Å 3 , Z = 4, R gt ( F ) = 0.0378, wR ref ( F 2 ) = 0.1061, T = 295 K.

Study on the Promotion of Methane Hydrate Formation by Surface Modification of Quartz Sand

Natural gas hydrates, with their vast reserves and high gas storage density, have emerged as a highly promising alternative energy source and technology for gas storage and transportation. Wettability, as a core surface property of porous media, directly influences hydrate nuclea...

Heterologous Expression of Thanatin Using Dual Transposon System in Saccharomyces cerevisiae

Thanatin is a small cationic antimicrobial peptide with broad-spectrum antibacterial activity, considered a promising candidate to combat the global antibiotic resistance crisis. Microbial biosynthesis represents an attractive strategy for sustainable production of antimicrobial...