Results 41 to 50 of about 48,553 (245)

Unveiling Exsolution‐Induced Giant Electronic and Magnetic Property Changes in Non‐Stoichiometric Titanate Perovskite Thin Films

open access: yesAdvanced Materials, EarlyView.
A giant insulator to metal transition and emergent superparamagnetism are revealed by nanoparticle exsolution in non‐stoichiometric titanate perovskite thin films. By combining transport, synchrotron spectroscopy, and first‐principles calculations, this work reveals how defect reconfiguration and lattice reconstruction fundamentally reshape electronic ...
Sungil Kim   +11 more
wiley   +1 more source

Desenvolvimento e aplicação de fases extratoras para técnicas de preparação de amostras [PDF]

open access: yes, 2009
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas. Programa de Pós-Graduação em Químca.A fragilidade da sílica fundida e a necessidade de suportes robustos para microextração em fase sólida (SPME) têm ...
Budziak, Dilma
core  

BRO_Geldung – Niti Pass_Road_UK2

open access: yes, 2021
BRO_Geldung – Niti ...
Gupta, H (via Mendeley Data)   +1 more
core   +1 more source

Unconventional precipitation and martensitic transformation behaviour of Ni-rich NiTi alloy fabricated via laser-directed energy deposition

open access: yesVirtual and Physical Prototyping, 2023
In this study, we report an unconventional precipitation and martensitic transformation behaviour of directly aged Ni-rich NiTi alloys fabricated via laser-directed energy deposition (LDED).
Jingtao Kang   +9 more
doaj   +1 more source

From the Discovery of the Giant Magnetocaloric Effect to the Development of High‐Power‐Density Systems

open access: yesAdvanced Materials Technologies, EarlyView.
The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz   +5 more
wiley   +1 more source

Niti Raja Sasana [PDF]

open access: yes, 1990
Naskah Niti .Raja Sasana yang menjadi sumber kajian dan analisis ini merupakan salah satu naskah kuno yang menguraikan tentang kepemimpinan. Naskah aslinya ditulis pada daun tal (rontal) dengan aksara Bali dan berbahasa Jawa Tengahan serta disajikan ...
Made Purna, I   +4 more
core  

High damping NiTi/Ti3Sn in situ composite with transformation-mediated plasticity

open access: yes, 2014
The concept of transformation-induced plasticity effect is introduced in this work to improve the plasticity of brittle intermetallic compound Ti3Sn, which is a potent high damping material.
Liu YN   +10 more
core   +1 more source

Characterization of a measurement setup for the thermomechanical characterization of curved shape memory alloy actuators

open access: yesCurrent Directions in Biomedical Engineering, 2019
The bend and free recovery (BFR) test according to ASTM F2082 is a standard method to determine the transition temperatures of Nitinol shape memory alloys (SMAs).
Suzaly Nuha   +5 more
doaj   +1 more source

The Degree to which Kindergarten Teachers in Jordan Possess Scientific and Engineering Practices in Light of the Next Generation Science Standards (NGSS)

open access: yesدراسات: العلوم التربوية, 2022
Objectives: This study aims to identify the degree to which kindergarten teachers in Jordan possess scientific and engineering practices in light of the Next Generation Science Standards (NGSS).
Mohammad Khair N. Nawafleh   +1 more
doaj   +1 more source

Origami‐Inspired Structural Design for Aquatic‐Terrestrial Amphibious Robots

open access: yesAdvanced Robotics Research, EarlyView.
This work presents a lightweight amphibious origami robot actuated by a single shape memory alloy wire. A rigid foldable origami structure with displacement amplification enables efficient terrestrial crawling and aquatic swimming. The addition of fan‐shaped units allows controllable turning in both environments.
Weiqi Liu   +5 more
wiley   +1 more source

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