810 Result(s)
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Article
**-**a Ding
English
Characterization and Evaluation of Materials
Nanotechnology
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Article
The Laminated/Network Interface Design and Deformation Behavior of Multilayer Steel
The SUS304/45 multilayer steels with laminated/network coupling interfaces were fabricated by cold rolling, and the interface evolution behavior and strengthening–toughening mechanism were clarified by microst...
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Open AccessSubmersible voltammetric sensing probe for rapid and extended remote monitoring of opioids in community water systems
The intensifying global opioid crisis, majorly attributed to fentanyl (FT) and its analogs, has necessitated the development of rapid and ultrasensitive remote/on-site FT sensing modalities. However, current a...
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Refinement Mechanism of the Hypoeutectic Al–7Si Alloy by Adding a Novel La-Rich Rare-Earth Grain Refiner
Refining the grain size of the as-casted hypoeutectic Al–Si alloys is an established technique for improving their mechanical properties. This work is based on the development of a novel La-riched grain refiner,
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A Review of Magnesium Alloys as Structure–Function Integrated Materials
Magnesium alloys have a significant advantage, lower density over the other structure materials; hence, they have been widely used in various fields such as transportation and aerospace. With the development o...
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Synergistic effect of noble metal Pt and Zn0.25Cd0.75S QDs on ZnO: broad spectral response and its outstanding photocatalytic performance
Constructing heterostructures can accelerate the separation of electrons and holes, prolong the lifetime of photogenerated charge carriers, and have an important impact on improving photocatalytic activity. Th...
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Unraveling the Influence of Static Magnetic Field on Carbide Precipitation and Mechanical Properties in Large-Scale H13 Hot Work Die Steel
In order to evaluate the potential application advantages of static magnetic field on the development of electroslag remelted large-scale H13 steel technology, the carbides, inclusions, solute segregation and ...
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Dual-recognition colorimetric platform based on porous Au@Pt nanozymes for highly sensitive washing-free detection of Staphylococcus aureus
A dual-recognition strategy is reported to construct a one-step washing and highly efficient signal-transduction tag system for high-sensitivity colorimetric detection of Staphylococcus aureus (S. aureus). The po...
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Effect of Pt clusters on hydrogen adsorption behaviors of cup-stacked carbon nanotubes: a DFT study
In this paper, the formation and characterization of Pt2, Pt3 as well as Pt4 atomic clusters in cup-stacked carbon nanotubes (CSCNTs) are evaluated by DFT to examine the adsorption capacity under the clusters. Th...
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Enhanced Nitriding of 38CrMoAl Steels with Laser Vibrational Excitation of Ammonia
Gas nitriding is a thermochemical surface hardening process that is widely used in industry but suffers from a low decomposition rate of ammonia (NH3) and extremely long processing cycles. To enhance the gas nitr...
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A highly sensitive fluorescence biosensor for aflatoxins B1 detection based on polydiacetylene liposomes combined with exonuclease III-assisted recycling amplification
A fluorescence biosensor for determination of aflatoxin B1 (AFB1) based on polydiacetylene (PDA) liposomes and exonuclease III (EXO III)-assisted recycling amplification was developed. The AFB1 aptamer partially ...
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Ultrasensitive dynamic light scattering immunodetection of alpha-fetoprotein using heptamer-amplified nanoparticle crosslinking aggregation
A novel construction strategy is introduced for an ultrasensitive dynamic light scattering (DLS) immunosensor targeting alpha fetoprotein (AFP). This approach relies on a self-assembled heptamer fusion protei...
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A bulit-in self-calibration ratiometric self-powered photoelectrochemical sensor for high-precision and sensitive detection of microcystin-RR
A novel high-precision aptasensor of microcystin-RR (MC-RR) is developed based on a ratiometric self-powered photoelectrochemical platform. In detail, the defective MoS2/Ti3C2 nanocomposite with good photoelectri...
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Graphene oxide-templated biomineralization nanosystem enables multi-drug loading and controllable release
As a promising antitumor strategy, combination oncotherapy can achieve better therapeutic efficacy. However, given the different properties of drugs, carriers need to meet requirements for efficient encapsulat...
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A tailored ratiometric fluorescent sensor based on CdTe and MgF2 quantum dots for trace N-ethylpentylone detection
The development of low-cost and highly sensitive ratiometric fluorescence sensor, CdTe@MIPs/MgF2, for N-Ethylpentylone (NEP) detection in wastewater samples is described. In this system, CdTe@MIPs (λex = 370, λem...
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Magnetic-Controlled Short Process Preparation Technique for Phosphor Bronze Based on Structure Refinement
The conventional preparation process for Phosphor bronze typically involves high-temperature long-duration solid solution treatment to address the issue of decreased workability caused by the precipitation of ...
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Effect of Post-weld Heat Treatment on the Microstructure and Mechanical Properties of 2.25Cr-1Mo-0.25V Ultra-Thick Steel Plate
Ensuring the homogeneous and excellent mechanical properties of 2.25Cr-1Mo-0.25V ultra-thick steel plate is the key to the production of hydrogenation reactor equipment. Thus, it is required to understand the ...
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Open AccessAchieving a Columnar-to-Equiaxed Transition Through Dendrite Twinning in High Deposition Rate Additively Manufactured Titanium Alloys
The coarse β-grain structures typically found in titanium alloys like Ti–6Al–4V (wt pct, Ti64) and Ti–6Al–2Sn–4Zr–2Mo–0.1Si (Ti6242), produced by high deposition rate additive manufacturing (AM) processes, are de...
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Effect of Three-High Rotary Piercing Process on Microstructure, Texture and Mechanical Properties of Magnesium Alloy Seamless Tube
Mg alloy seamless tubes (MASTs) were prepared through three-high rotary piercing process, effect of billet temperature, feed angle and plug advance on microstructure, texture and mechanical properties of tubes...
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Revealing the Influential Mechanism of the Direct Current on Columnar-to-Equiaxed Transition in Directionally Solidified Al–15Sn–1Cu Alloy Under 10 T Magnetic Field
The effect of the direct current (DC) on the solidification structure in the directional solidification of Al–15Sn–1Cu alloy under 10 T magnetic field was investigated experimentally and numerically. The exper...
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Improving Tensile Properties of Dissimilar TLP Bonding Joints of IN718 Nickel-Based Superalloy/316LN Austenitic Steel by Long-Term Post-bonded Homogenization Treatment
The presence of boride precipitates has a detrimental impact on the mechanical properties of TLP bonding joints. This study investigated the effectiveness of the long-term post-bonded homogenization treatment ...
