Zhuguo Li
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View article: Bionic femtosecond laser manufacturing for impressionistic camouflage infrared display
Bionic femtosecond laser manufacturing for impressionistic camouflage infrared display Open
White Cyphochilus insulanus beetles, exhibiting both environmental camouflage display and radiative cooling functions, serve as a good prototype for biomimetic fabrication. As inspired, this work presents a femtosecond (fs) laser-based bio…
View article: Effects of Pretreatment Processes on Grain Size and Wear Resistance of Laser-Induction Hybrid Phase Transformation Hardened Layer of 42CrMo Steel
Effects of Pretreatment Processes on Grain Size and Wear Resistance of Laser-Induction Hybrid Phase Transformation Hardened Layer of 42CrMo Steel Open
To address the issue of surface grain coarsening in laser-induction hybrid phase transformation of 42CrMo steel, this study investigated the effects of four pretreatment processes (quenching–tempering (QT), laser-induction quenching (LIQ),…
View article: Femtosecond laser subtractive/additive-integrated biomimetic manufacturing for visible/infrared encryption and stimuli-responsive infrared decryption
Femtosecond laser subtractive/additive-integrated biomimetic manufacturing for visible/infrared encryption and stimuli-responsive infrared decryption Open
Black wings of butterfly Ornithoptera goliath and infrared-band radiative cooling function of Rapala dioetas butterfly wings are associated with black pigment (e.g., melanin) and unique hierarchical micro/nanostructures, greatly stimulatin…
View article: Descriptor: Intelligent Laser Welding State Detection Continuous Frame Image Dataset (MoltenPool2D)
Descriptor: Intelligent Laser Welding State Detection Continuous Frame Image Dataset (MoltenPool2D) Open
View article: Enhanced Crack Resistance and Mechanical Properties of Laser Powder Bed Fusion Inconel 939 Via Carbon-Induced Carbide Precipitation
Enhanced Crack Resistance and Mechanical Properties of Laser Powder Bed Fusion Inconel 939 Via Carbon-Induced Carbide Precipitation Open
View article: Analysis of Metallic Bipolar Plate Flow Field Structures: Coupled Effects on Stamping Formability and Proton Exchange Membrane Fuel Cell Performance
Analysis of Metallic Bipolar Plate Flow Field Structures: Coupled Effects on Stamping Formability and Proton Exchange Membrane Fuel Cell Performance Open
View article: A Novel Approach for Geopolymer Setting Control: Heat Pre-treatment of Ground Granulated Blast Furnace Slag
A Novel Approach for Geopolymer Setting Control: Heat Pre-treatment of Ground Granulated Blast Furnace Slag Open
This study aimed to develop a technology for delaying the setting of geopolymer (GP) or alkali-activated material (AAM) that utilizes ground granulated blast-furnace slag (BFS) as a precursor. The approach involved pre-treating the BFS thr…
View article: High-speed laser-directed energy deposition of crack-free wear-resistant and anti-corrosive Al/Cu bimetal components
High-speed laser-directed energy deposition of crack-free wear-resistant and anti-corrosive Al/Cu bimetal components Open
Al/Cu bimetal components (BMCs) possess higher thermal conductivity, better wear resistance and corrosion resistance than Al and Al alloys. It is a big challenging task to fabricate a high-performance Al/Cu BMC by a conventional infrared (…
View article: Recovery of zinc and lead by simultaneously leaching from lead slag fuming dust with ammonium chloride solution
Recovery of zinc and lead by simultaneously leaching from lead slag fuming dust with ammonium chloride solution Open
View article: Conceptional Pure-Tungsten Metasurfaces Based on Femtosecond Laser Nanomanufacturing
Conceptional Pure-Tungsten Metasurfaces Based on Femtosecond Laser Nanomanufacturing Open
View article: Femtosecond laser ultrafast photothermal exsolution
Femtosecond laser ultrafast photothermal exsolution Open
Exsolution, as an effective approach to constructing particle-decorated interfaces, is still challenging to yield interfacial films rather than isolated particles. Inspired by in vivo near-infrared laser photothermal therapy, using 3 mol% …
View article: High Nitrogen Martensitic Stainless Steel Coating Fabricated by Laser Cladding with Enhanced Corrosion and Wear Resistance
High Nitrogen Martensitic Stainless Steel Coating Fabricated by Laser Cladding with Enhanced Corrosion and Wear Resistance Open
View article: High-Strength and Impermeable Sapphire/Aluminum Joints Fabricated by Ultrafast Laser Microwelding: Microstructures and Joining Mechanism
High-Strength and Impermeable Sapphire/Aluminum Joints Fabricated by Ultrafast Laser Microwelding: Microstructures and Joining Mechanism Open
View article: Unique Thermal Expansion Behaviors and Magnetic Properties of Super Invar Alloy Fabricated by Laser Powder Bed Fusion
Unique Thermal Expansion Behaviors and Magnetic Properties of Super Invar Alloy Fabricated by Laser Powder Bed Fusion Open
View article: Investigation of the Two-Stage Forming Of Metallic Bipolar Plates Made from a Novel 400 Series Stainless Steel
Investigation of the Two-Stage Forming Of Metallic Bipolar Plates Made from a Novel 400 Series Stainless Steel Open
View article: Effect of Building-Height-Dependent Heat Accumulation on Microstructure and Properties of Super Invar Alloy Fabricated by Laser Powder Bed Fusion
Effect of Building-Height-Dependent Heat Accumulation on Microstructure and Properties of Super Invar Alloy Fabricated by Laser Powder Bed Fusion Open
View article: 激光选区熔化NbMoTaW系难熔高熵合金组织韧化与性能研究（特邀）
激光选区熔化NbMoTaW系难熔高熵合金组织韧化与性能研究（特邀） Open
NbMoTaW难熔高熵合金(RHEA)在超高温下表现出优异的力学性能,但其室温脆性限制了其在航空航天等领域中的应用。采用激光选区熔化技术制备了(NbMoTaW)100-xCx和NbMoTaWTix两种难熔高熵合金(x%为原子数分数),通过合金化的方法提高了NbMoTaW合金的室温脆性抗性。研究表明:原子数分数为0.5%的C的加入显著提高了NbMoTaW合金的成形性和室温力学性能,使(NbMoTaW)99.5C0.5合金的屈服强度、极限抗压强度和塑性分别提高到1695 MPa…
View article: Interfacial microstructure and strengthening mechanism of dissimilar laser al/steel joint via a porous high entropy alloy coating
Interfacial microstructure and strengthening mechanism of dissimilar laser al/steel joint via a porous high entropy alloy coating Open
Publisher Copyright: © 2023 The Authors This work was supported by the National Natural Science Foundation of China (No. 52275155) and Class III Peak Discipline of Shanghai-Materials Science and Engineering. JPO acknowledges funding by nat…
View article: Suppression of Epitaxial Grain Growth and Mechanical Anisotropy in a Laser Powder Bed Fusion Processed Nickel-Base Superalloy, Inconel 625, Through the Intermittent Variation of the Build Layer Thickness
Suppression of Epitaxial Grain Growth and Mechanical Anisotropy in a Laser Powder Bed Fusion Processed Nickel-Base Superalloy, Inconel 625, Through the Intermittent Variation of the Build Layer Thickness Open
View article: Interfacial Microstructure and Strengthening Mechanism of Dissimilar Laser Al/Steel Joint Via a Porous High Entropy Alloy Coating
Interfacial Microstructure and Strengthening Mechanism of Dissimilar Laser Al/Steel Joint Via a Porous High Entropy Alloy Coating Open
View article: Effect of Heat Treatment on the Anisotropic Mechanical Properties and Corrosion Resistance of Laser Powder Bed Fusion Fabricated Inconel 625
Effect of Heat Treatment on the Anisotropic Mechanical Properties and Corrosion Resistance of Laser Powder Bed Fusion Fabricated Inconel 625 Open
View article: Laser-Directed Energy Deposition of Low-Carbon Low-Temperature Ultra-Fine Bainitic Steel: Multi-Physical Modelling, Metallurgy and Performance Studies
Laser-Directed Energy Deposition of Low-Carbon Low-Temperature Ultra-Fine Bainitic Steel: Multi-Physical Modelling, Metallurgy and Performance Studies Open
View article: Dynamic Vapor and Keyhole Behavior, and Equiaxed Dendrite Formation in Blue Laser Processing of Copper
Dynamic Vapor and Keyhole Behavior, and Equiaxed Dendrite Formation in Blue Laser Processing of Copper Open
View article: Unexpectedly High Corrosion Susceptibility Near Fusion Boundaries of Inconel 625 Manufactured by Laser Powder Bed Fusion
Unexpectedly High Corrosion Susceptibility Near Fusion Boundaries of Inconel 625 Manufactured by Laser Powder Bed Fusion Open
View article: A Comparative Investigation on corrosion Behaviors of High Pressure Die-cast Al-Si Alloys in 3.5% NaCl solution
A Comparative Investigation on corrosion Behaviors of High Pressure Die-cast Al-Si Alloys in 3.5% NaCl solution Open
View article: Thin Molten Pool Behaviors in Blue Laser Microjoining
Thin Molten Pool Behaviors in Blue Laser Microjoining Open
Thin copper materials are difficult to weld using infrared lasers (IR) due to their low energy absorption. A blue laser with a wavelength of 450 nm strongly increases energy absorption and successfully realized the microjoining of a copper…
View article: Recognitions of colored fabrics/laser-patterned metals based on photothermoelectric effects
Recognitions of colored fabrics/laser-patterned metals based on photothermoelectric effects Open
Color is the mapping of electromagnetic waves of different wavelengths in human vision. The electronic color recognition system currently in use is mainly based on the photoelectric effect. Here, we demonstrate a color materials’ recogniti…
View article: Enhanced strength and ductility of laser powder bed fused NbMoTaW refractory high-entropy alloy via carbon microalloying
Enhanced strength and ductility of laser powder bed fused NbMoTaW refractory high-entropy alloy via carbon microalloying Open
NbMoTaW refractory high-entropy alloy (RHEA) shows outstanding mechanical properties at ultra-high temperatures, while room-temperature brittleness limits its application. In this study, carbon (C) microalloying was employed to improve the…
View article: Numerical simulation of two-track laser hardening process of 42CrMo steel
Numerical simulation of two-track laser hardening process of 42CrMo steel Open
In this study, a thermal–phase–mechanical coupled numerical model was presented for the prediction of the distribution of temperature, phase and residual stress of 42CrMo steel during two-track laser hardening process. Austenite and temper…
View article: Precipitation and crystallographic relationships of nanosized η/η' precipitates at S-Al interface in Al-Zn-Mg-Cu alloy
Precipitation and crystallographic relationships of nanosized η/η' precipitates at S-Al interface in Al-Zn-Mg-Cu alloy Open
The data contained herein are: (1) SPED date created by NanoMEGAS ASTAR system. These are given as .blo and .res files. They are used to analyze the nanoscale phase map and crystal orientation at S-Al interface. (2) HRTEM images. These inm…