BARIUM AND STRONTIUM
SBN60, strontium barium niobate at 100 K
... Characteristic for this family of compounds is packing along the z -axis. The NbO 6 corner-sharing octahedra surround three types of vacancy tunnels with the shape of pentagon, square and triangle. The Sr ions partially ...
18
Point Defects in Strontium and Barium Titanate from First Principles: Properties and Thermodynamics.
... formalism in both barium and strontium titanate. A literature review collecting reported reaction constants for these impurities can be found in the work of Shi et al. [ Shi16 ] . 2.12 Contrast to ...
114
Structural and dielectric properties of Bi-doped barium strontium titanate nanopowders synthesized by sol–gel method
... the barium and strontium acetates were initially dissolved in acetic acid with molar ratio of 1:1 and stirred at 40 ◦ C for ...contained barium, strontium and ...
8
Anhydrous barium strontium oxalate
... In the title compound, (Ba 0.741 Sr 0.259 )C 2 O 4 or C 2 Ba 0.741 - O 4 Sr 0.259 , the asymmetric unit consists of one disordered barium/strontium ion lying on a crystallographic twofold rotation axis and ...
6
Flexoelectricity of Barium Strontium Titanate and Its Applications.
... ABSTRACT KWON, SEOL RYUNG. Flexoelectricity of Barium Strontium Titanate and Its Applications. (Under the direction of Xiaoning Jiang). Electromechanical effects including piezoelectric, piezoresistive, ...
136
Design of Frequency Agile Circuits Using Barium Strontium Titanate Varactor
... Using Barium Strontium Titanate ...technologies, Barium Strontium Titanate (BST) has shown promise in the implementation of various tunable circuits like filters, voltage controlled ...
120
Barium Strontium Titanate films for tunable microwave and acoustic wave applications
... In this section the crystal structure, phase transition behavior, polarization behavior and microstructure of Barium Strontium Titanate and the influence these properties have on its e[r] ...
131
Dielectric and Ferroelectric Properties of Ho2O3 Doped Barium Strontium Titanate Ceramicsq
... [24] C. Zhang, Z. X. Ling, G. Jian, F. X. Chen, Dielectric properties and point defect behavior of antimony oxide doped Ti deficient barium strontium titanate ceramics, Trans. Nonferrous Met. Soc. China, 27 ...
9
Synthesis, Characterization and Applications of Barium Strontium Titanate Thin Film Structures
... Barium Strontium Titanate (BST) based ferroelectric thin film devices have been popular over the last decade due to their versatile applications in tunable microwave devices such as delay lines, resonators, ...
182
Ultrafast laser inscription of bistable and reversible waveguides in strontium barium niobate crystals
... ferroelectric strontium barium niobate 共SBN兲 crystal because of its prime importance in modern photonics 共due to its nonlinear, electro-optic, photorefractive, laser, and bistable ...
5
Origin of improved tunability and loss in N2 annealed barium strontium titanate films
... Barium strontium titanate (BSTO) thin-films were deposited on Pt(111) by high throughput evaporative physical vapour deposition (HT-ePVD) and then annealed at 650 °C for 30 min u[r] ...
14
Structural, Microhardness and Etching studies of Barium- Strontium Borate (BSB) Single crystals
... Inorganic borates exist in numerous structural types and some crystals such as KB5 and BBO are excellent non-linear optical (NLO) materials, particularly in the UV region. These borate crystals generally possess chemical ...
6
Multicomponent Doped Barium Strontium Titanate Thin Films for Tunable Microwave Applications
... In recent years, ferroelectric barium strontium titanate (BST) thin films have attracted considerable attention to fabricate microwave components due to the high dielectric constant th[r] ...
178
Barium, zinc and strontium yellows in late 19th–early 20th century oil paintings
... The pigment composition in the production records is in agreement with W&N’s declaration of their pigment compositions from 1892 1 where Lemon Yellow is described as chromate of barium and Citron Yellow is given ...
13
Tunable Microwave Devices Using BST( Barium Strontium Titanate)And Base Metal Electrodes
... ABSTRACT GHOSH, DIPANKAR. Tunable Microwave Devices Using BST (Barium Strontium Titanate) And Base Metal Electrodes. (Under the direction of Jon – Paul Maria) The enormous growth in the wireless ...
206
Tunable Patch Antenna Using Semiconductor and Nano-Scale Barium Strontium Titanate Varactors
... technologies, Barium Strontium Titanate (BST), or (Ba x , Sr x-1 )TiO 3 , has been examined for this use for over 30 years [29] and in increasing measure in recent years [28], ...
138
Removal of barium, cobalt, strontium and zinc from solution by natural and synthetic allophane adsorbents
... aqueous barium (Ba), cobalt (Co), strontium (Sr) and zinc (Zn) by Ecuadorian (NatAllo) and synthetic (SynAllo-1 and SynAllo-2) allophanes were studied as a function of contact time, pH and metal ion ...
20
Microwave sintering of Ni Co doped barium strontium hexaferrite synthesized via sol gel method
... _____________________________________________________________________________________________ ABSTRACT Microwave energy is highly efficient for heating and processing ceramic materials. Microwave sintering of doped ...
6
Dielectric Characteristics of Barium Strontium Titanate Based Metal Insulator Metal Capacitor for Dynamic Random Access Memory Cell
... Of the challenges faced, the BST material preparation with high dielectric constant, low dielectric loss and low leakage current density, and the type of electrodes used for the capacitor in DRAM cell. Among the many ...
9
Structural and magnetic properties of nb zn doped barium strontium hexaferrite nanocomposite powder prepared by sol gel method
... The largest absorption band around 3451 to 3498 cm -1 is attributed to the stretching of water molecules in the band of O=H . The strongest absorption band is observed between the wave number 1704 and 1724 cm -1 ...
8