Results 71 to 80 of about 1,641,600 (302)

Net-Shape NiTi Shape Memory Alloy by Spark Plasma Sintering Method

open access: yesApplied Sciences, 2021
An analysis of the shape memory effect of a NiTi alloy by using the spark plasma sintering approach has been carried out. Spark plasma sintering of Ti50Ni50 powder (20–63 µm) at a temperature of 900 °C produced specimens showing good shape memory effects.
Sneha Samal   +8 more
doaj   +1 more source

Beyond Passivation: Designing Structurally Tailored Artificial Interphases for High‐Energy Lithium‐Based Anodes

open access: yesAdvanced Materials Interfaces, EarlyView.
This review outlines critical engineering design rules for building artificial protective coatings on next‐generation lithium metal and silicon battery anodes. It highlights how balancing structural flexibility with strict electronic and ionic transport limits prevents early battery failure.
Surin Gupte, Vilas G. Pol
wiley   +1 more source

Electric field assisted spark plasma sintering of ABO3 perovskites: Crystal structure, dielectric behavior and future challenges

open access: yesOpen Ceramics
Plenty of traditional and novel sintering techniques have been utilized to enhance the performance of perovskite materials. Among several sintering methods, electric field-assisted spark plasma sintering (SPS) is a modern category and has been effective ...
Subramani Supriya
doaj   +1 more source

Nanomaterials Processed by Spark Plasma Sintering [PDF]

open access: yesJournal of Nanomaterials, 2013
The spark plasma sintering (SPS), a variant of field-assisted sintering (FAST) or pulsed electric current sintering (PECS), is a novel pressure assisted pulsed electric current sintering process, which utilizes ON-OFF DC pulse energizing. Due to the repeated application of an ON-OFF DC pulse voltage and current flow between powder particles, the spark ...
Zhang, Faming   +4 more
openaire   +3 more sources

3D‐Printed Dual‐Doped Ag2Se‐Based Thermoelectric Films With Enhanced Thermal Stability

open access: yesAdvanced Materials Technologies, EarlyView.
Sb–Se dual doping enhances the thermal stability of Ag2Se‐based thermoelectric systems. The compositionally tuned nano‐ink is printed into flexible films by direct ink writing (DIW), retaining improved thermoelectric properties after annealing up to 400°C.
Ahasun Habib Hridoy   +8 more
wiley   +1 more source

Enhancing Thermoelectric Properties of Si80Ge20 Alloys Utilizing the Decomposition of NaBH4 in the Spark Plasma Sintering Process

open access: yesEnergies, 2015
The thermoelectric properties of spark plasma sintered, ball-milled, p-type Si80Ge20-(NaBH4)x (x = 0.7,1.7 and 2.7), and Si80Ge20B1.7-y-(NaBH4)y (y = 0.2 and 0.7) samples have been investigated from 30 K to 1100 K.
Ali Lahwal   +8 more
doaj   +1 more source

Recent Advances in Transparent Microelectrode Device Architecture and Fabrication Strategies for Biomedical Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Transparent microelectrode arrays enable simultaneous optical and electrical electrophysiology with high spatiotemporal resolution, allowing multimodal observations of dynamic biological systems. Advances in materials and device architectures improve device performance by addressing key trade‐offs between optical transparency, impedance, and ...
Michael Abraham Listyawan   +6 more
wiley   +1 more source

Sintering Kinetics of Plasma-Sprayed Zirconia TBCs

open access: yes, 2007
A model of the sintering exhibited by EB-PVD TBCs, based on principles of free energy minimization, was recently published by Hutchinson et al. In the current paper, this approach is applied to sintering of plasma-sprayed TBCs and comparisons are made ...
Cipitria, A.   +4 more
core   +2 more sources

Two‐Step Thermal Upcycling of Flexible Printed Circuit Board Waste Into Metallic Copper Nanoparticles: Synthesis and Characterization

open access: yesAdvanced Materials Technologies, EarlyView.
A two‐step thermal upcycling process converts flexible printed circuit board waste into high‐purity copper nanoparticles using polymer degradation and arc discharge. The synthesized nanoparticles exhibit controlled morphology and high metal purity.
Bikesh S. Ghinangju   +2 more
wiley   +1 more source

Spark Plasma Sintering of NiCrSiBC Alloys

open access: yes, 2023
Nickel-based alloys of the NiCrSiBC system (colmonoy alloys) are normally deposited on stainless-steel substrates for coating applications, once they present high resistance to wear and corrosion at high temperatures. Typically, deposition occurs through welding processes, such as PTA (plasma transferred arc) or laser cladding.
Escarlet Batista da Silva   +4 more
openaire   +1 more source

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