Results 111 to 120 of about 270,247 (224)

Microfluidic Molecular Diagnostic Chips: Functional Modules, Integration Strategies, and Emerging Applications

open access: yesSmall Methods, EarlyView.
This comprehensive review delivers an engineering‐centric analysis of microfluidic molecular diagnostic chips, breaking them down into foundational modules from fluid manipulation to bio‐sensing. Beyond chip design, it evaluates sample‐to‐answer integration strategies and commercial readiness levels.
Donghoon Koo   +7 more
wiley   +1 more source

Microstructure Characterization of Bending Effects in 304L Stainless Steel Cladded with Low‐Alloy Steel Weld

open access: yessteel research international, EarlyView.
Prebending of 304L/Q345R cladded plates significantly alters the subsequent weld thermal cycle and modifies the local interfacial microstructure. Combined electron backscatter diffraction (EBSD) and microscopy analysis demonstrates that deformation twinning, martensitic transformation, and defect initiation are concentrated at the trimaterial junction,
Ali Fahem   +2 more
wiley   +1 more source

Strain‐Induced NbC Precipitation as a Governing Mechanism for Hot Deformation Resistance in CrNiMnMoB Ultrahigh‐Strength Steels

open access: yessteel research international, EarlyView.
Strain‐induced NbC precipitation governs hot‐deformation resistance in CrNiMnMoB ultrahigh‐strength steel by suppressing dynamic recrystallization, increasing activation energy, and refining martensitic substructures. The precipitation response is controlled by temperature, supersaturation, and strain rate, with slow deformation promoting extensive NbC
Atef Hamada   +6 more
wiley   +1 more source

Current transport and microstructural evolution in BSCCO tapes fabricated by groove rolling. [PDF]

open access: yes, 1999
The powder-in-tube technique, consisting of wire drawing and rolling, has been widely used to fabricate superconducting tapes for possible electric power applications.
Mironova, M.   +5 more
core  

Effect of Different Surface Treatments on Resistance to Abrasive Wear of AISI 4140 Steel

open access: yessteel research international, EarlyView.
This study investigates how different surface treatments affect resistance to abrasive wear of AISI 4140 Steel. The wear rate was significantly higher in samples subjected to conventional treatments than in samples coated using the HVOF process, demonstrating the superior efficiency of coatings applied by thermal spraying in mitigating abrasive wear ...
Everton Freitas de Oliveira   +3 more
wiley   +1 more source

Contribution of dowel action to interfacial shear transfer in flat joints with unbonded posttensioned bars for precast segmental bridges

open access: yesStructural Concrete, EarlyView.
Abstract Dry joints are widely used in precast segmental bridge construction because they simplify assembly and accelerate erection. Incorporating fasteners crossing flat dry joints represents an innovative configuration for this type of connection.
Rogelio Franco Segarra   +3 more
wiley   +1 more source

Correlation and Engineering Study of Wide Spread Factors on Material of Wire Rod Rolling

open access: yes, 2016
MasterRoll force and filling rate are essential for wire rod rolling. Width Spread is very important on wire rod rolling because roll force and filling rate are determined by width spread. And, because cross-section area of material is circle shape, wire
정화영
core  

Potential Correlation Between Bombus lantschouensis Thoracic Morphology and Flight Behavior

open access: yesIntegrative Zoology, EarlyView.
Potential correlation between Bombus lantschouensis thoracic morphology and flight behavior. ABSTRACT Remarkably little modern work has investigated the thoracic structures of insects and their relationship to flight locomotion. Most studies focus exclusively on either morphology or flight kinematics.
Wenjie Li   +19 more
wiley   +1 more source

Pengaruh Material Single Row Deep Groove Ball Bearing Terhadap Rolling Resistance

open access: yes, 2019
Rolling resistence pada bantalan adalah tahanan terhadap elemen rolling yang bekerja pada bantalan karena adanya gesekan antara dua permukaan yang berputar atau menggelinding.
RAHARJO, Cahyo Raharjo
core  

New Roll Pass Design to the Bar Rolling Process Using Longitudinal Slitting Passes

open access: yes, 2010
: groove-rolling, energy-force parameters, numerical modeling, FEM Abstract. The paper presents the developed new roll pass design and a new method of rolling in slitting passes of bar with longitudinal band, which reduce energy consumption and increase ...
Sebastian Mróz
core   +1 more source

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