[PDF] Top 20 Cobalt ferrite based magnetostrictive materials for magnetic stress sensor and actuator applications

... or cobalt to form substituted cobalt ferrite that provides mechanical properties that make the substituted cobalt ferrite material effective for use as sensors ...to cobalt ... See full document

... 兲 Materials and Engineering Physics Program, Ames Laboratory, ...bonded cobalt ferrite composites have been shown to be promising candidate materials for use in magnetoelastic stress ... See full document

... applied magnetic field in ...cobalt ferrite. As in previous studies, substitution of non-magnetic cations decreased the magnetostriction ...in materials based on cobalt ... See full document

... INTRODUCTION Magnetostrictive materials have potentials for applica- tions in stress/torque sensors development and composite mag- netoelectric device ...For applications in chemically or ... See full document

... INTRODUCTION Cobalt ferrite based composites have high magnetostric- tion ␭ and high sensitivity dB/d ␴ of magnetic induction to applied stress and are ...these materials ... See full document

... many applications, the high costs of Tb and Dy, and the presence of eddy currents when high frequencies are ...oxide based magnetostrictive material that will exhibit higher magnetostrictive ... See full document

... metal-bonded cobalt ferrite composite materials is that they also exhibit some magnetomechanical hysteresis at room temperature, and for these materials to be suitable for sensor ... See full document

... cases, materials do not naturally occur in a state suitable for direct ...the applications of interest is necessary. Spinel structured oxide materials have a suitable crystal structure, which allows ... See full document

... INTRODUCTION Cobalt ferrite (Co-ferrite) based magnetostrictive materials have been increasingly studied due to their high strain sensitiv- ...the magnetostrictive ... See full document

... Cobalt ferrite based materials find attractive applications in microwave and spintronic devices, solar cells, magnetostrictive sensors, drug delivery, transducers, actuators, ... See full document

... of cobalt ferrite for applications, one can take advantage of the ability to influ- ence the site preference of the cations by heat treatment or chemical ...of cobalt ferrite ... See full document

... ferrites, cobalt ferrite is further distinguished by its high magnetostriction and magnetocrystalline anisotropy making it a candidate material for magnetomechanical device ...development. Cobalt ... See full document

... Soft ferrite nanomagnetic materials are extensively used in inductors, transformers, antennas, electromagnetic ...[3] Magnetic materials are used in a large variety of devices like passive ... See full document

... for magnetostrictive sensors and other applications based on ferrite materials Abstract The present invention provides magnetostrictive composites that include an oxide ... See full document

... The present invention provides magnetostrictive compositions that include an oxide ferrite which provides mechanical properties that make the magnetostrictive compositions effective for [r] ... See full document

... Abstract. Structural health monitoring of composite structures to detect barely visible damage is vitally important for the aerospace industry. This research has investigated amorphous magnetostrictive wires (Fe ... See full document

... the magnetic properties of the Nws ...soft/hard magnetic core/shell nanowires. The morphological, structural and magnetic properties were studied in ...potential applications in permanent ... See full document

... these materials exhibit hysteresis and constitutive nonlinearities which must be accommodated to achieve the high performance demands of these ...these materials is to develop an inverse ...to sensor ... See full document

... Important magnetic parameters like saturation magnetisation (Ms), residual magnetization (Mr) and coercivity (Hc) have been listed in the Table ...these magnetic properties of CoFe 2 O 4 :SiO 2 ... See full document

... of magnetic anisotropy and coercive field of magnetoelastic manganese-substituted cobalt ferrites 共CoMn x Fe 2−x O 4 with 0 ...Major magnetic hysteresis loops were measured for each sample at ... See full document