Showing 241 - 260 results of 446 for search '"stoichiometry"', query time: 0.06s Refine Results
  1. 241

    Synthesis, structural and electrical properties of novel pyrochlores in the Bi2O3-CuO-Ta2O5 ternary system by Chon, Mun Ping, Tan, Kar Ban, Khaw, Chwin Chieh, Zainal, Zulkarnain, Yap, Taufiq Yun Hin, Tan, Phei Yi

    Published 2012
    “…The conduction mechanisms of BCT pyrochlores are probably attributed to the oxygen non-stoichiometry and mixed valency of copper within the structure.…”
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    Article
  2. 242

    Investigation of the phase formation and dielectric properties of Bi7Ta3O18 by Chon, Mun Ping, Tan, Kar Ban, Khaw, Chwin Chieh, Zainal, Zulkarnain, Yap, Taufiq Yun Hin, Chen, Soo Kien, Tan, Phei Yi

    Published 2014
    “…The elemental analysis showed the sample had correct stoichiometry with negligible Bi2O3 loss. Bi7Ta3O18 was thermally stable and it exhibited a relatively high relative permittivity, 241 and low dielectric loss, 0.004 at room temperature, ∼30 °C and frequency of 1 MHz.…”
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  3. 243

    On the effects of tangential air inlets distribution configurations to the combustion characteristics of a direct injection liquid fueled Swirl Flameless Combustor (SFC). by K., Adam, A. Wahid, M.

    Published 2021
    “…The experiments were conducted at close to stoichiometry condition. The results showed that, although flameless mode was successfully achieved and stabilized at every configuration, it was also found that tangential air inlet configuration has a significant effect in the optimization and behavior of liquid fueled flameless combustion. …”
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  4. 244

    On the effects of tangential air inlets distribution configurations to the combustion characteristics of a direct injection liquid fueled Swirl Flameless Combustor (SFC) by K., Adam, M. A., Wahid

    Published 2021
    “…The experiments were conducted at close to stoichiometry condition. The results showed that, although flameless mode was successfully achieved and stabilized at every configuration, it was also found that tangential air inlet configuration has a significant effect in the optimization and behavior of liquid fueled flameless combustion. …”
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    Article
  5. 245

    X-ray photoemission spectroscopy (XPS) analysis on platinum doped stannic oxide ceramic by Ibrahim, Zuhairi, Othaman, Zulkafli, Abd Karim, Mohd Mustamam, Holland, Diane

    Published 2007
    “…The atomic ratio of oxygen and tin (ratio of O 1s and Sn 3d d5/2) is ~ 1.30:1, a deviation of stoichiometry which was caused by oxygen deficiency on the surface region. …”
    Article
  6. 246

    Characterization of regulatory central stalk epitopes of mycobacterial- and acetogen F-ATP synthases by Bogdanović, Nebojša

    Published 2019
    “…To utilize the hypersalinity for the energy generation, A. woodii has invented a hybrid Na+-translocating c-ring that contains the V-ATPase-like subunit c1 and F-ATP synthase ¬c2/3, arranged in the c10 ring of the c1:c2/3 stoichiometry 1:9 (6,7). The Na+-motive force operates on a similar principle found in PMF-dependant F-ATP synthases. …”
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  7. 247

    Dependence of magnetic and microwave loss on evolving microstructure in yttrium iron garnet by Rodziah, Nazlan, Ismayadi, Ismail, Raba’ah Syahidah, Azis, Zulkifly, Abbas, Idza Riati, Ibrahim, Fadzidah, Mohd Idris, Farah Nabilah, Shafiee, Azdiya Suhada, Aripin, Nurul Ainaa Najihah, Busra

    Published 2018
    “…The increased electrical resistivity while the microstructure was evolving is believed to strongly indicates improved phase purity and compositional stoichiometry.…”
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  8. 248

    La-doped cobalt supported on mesoporous alumina catalysts for improved methane dry reforming and coke mitigation by Tran, Ngoc Thang, Le, Quyet Van, Cuong, Nguyen Van, Nguyen, Trinh Duy, Huy Phuc, Nguyen Huu, Phuong, Pham T.T., Monir, Minhaj Uddin, Azrina, Abd Aziz, Truong, Quang Duc, Sumaiya, Zainal Abidin, Nanda, Sonil, N. Vo, Dai-Viet

    “…The promotional La2O3 effect on the physicochemical features of mesoporous alumina (MA) supported cobalt catalyst and its catalytic performance for methane dry reforming (MDR) was examined at varied temperature and stoichiometry feedstock. The Co3O4 nanoparticles were evidently scattered on fibrous mesoporous alumina with small crystal size of 8e10 nm. …”
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  9. 249

    Enhanced passive mixing for paper microfluidics by Nurul Nadiah, Hamidon, Salentijn, Gert IJ., Verpoorte, Elisabeth

    Published 2021
    “…This allows easy adaptation of the device to reaction stoichiometry.…”
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  10. 250

    Enhanced passive mixing for paper microfluidics by Nurul Nadiah, Hamidon, Salentijn, Gert IJ, Verpoorte, Elisabeth

    Published 2021
    “…This allows easy adaptation of the device to reaction stoichiometry.…”
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    Article
  11. 251

    Effect of Injection Timing on Combustion, Performance and Emissions of Lean-burn Syngas (H2/CO) in Spark-Ignition Direct-Injection Engine by Hagos, F. Y., Abd Rashid, A. Aziz, Shaharin, A. Sulaiman

    Published 2016
    “…Even though fast combustion of syngas suggested late injection for better combustion, performance and emissions, its lower calorific value resulted in operational limitations for direct-injection system particularly at higher speeds maintaining air–fuel ratio close to the stoichiometry.…”
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  12. 252

    Magnetism and Faraday Rotation in Oxygen-Deficient Polycrystalline and Single-Crystal Iron-Substituted Strontium Titanate by Goto, Taichi, Kim, Dong Hun, Sun, Xueyin, Florez, Juan M., Ong, Shyue Ping, Vargas, Patricio, Ackland, Karl, Stamenov, Plamen, Inoue, Mitsuteru, Coey, J. Michael D., Onbasli, Mehmet Cengiz, Aimon, Nicolas, Tuller, Harry L, Dionne, Gerald F., Ross, Caroline A

    Published 2017
    “…The results are discussed in terms of the oxygen stoichiometry and corresponding Fe valence states, the structure and strain state, and the presence of small-volume fractions of metallic Fe in single-crystal films grown at the optimum deposition pressure. …”
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  13. 253

    CarrierSeq: a sequence analysis workflow for low-input nanopore sequencing by Hachey, Julie, Ruvkun, Gary, Mojarro, Angel, Zuber, Maria, Carr, Christopher E.

    Published 2018
    “…Results Here we address this problem by employing carrier sequencing, a method to sequence low-input DNA by preparing the target DNA with a genomic carrier to achieve ideal library preparation and sequencing stoichiometry without amplification. We then use CarrierSeq, a sequence analysis workflow to identify the low-input target reads from the genomic carrier. …”
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  14. 254

    Experimental Design for Voltage Driven Tracer Incorporation and Diffusion Studies on Oxide Thin Film Electrodes by Navickas, Edvinas, Sasaki, Kazunari, Friedbacher, Gernot, Hutter, Herbert, Fleig, Juergen, Huber, Tobias, Yildiz, Bilge, Tuller, Harry L.

    Published 2018
    “…These depth profiles include examples of pronounced apparent uphill diffusion that can be explained by considering an interplay of polarization-induced changes in stoichiometry within the LSM grains combined with fast oxygen transport along the grain boundaries.…”
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  15. 255

    Pushing the detection of cation nonstoichiometry to the limit by Lu, Qiyang, Yildiz, Bilge

    Published 2020
    “…Nanoscale complex-oxide thin films prepared by well-established growth techniques, such as pulsed-laser deposition or molecular-beam epitaxy, often exhibit compositions that deviate from the ideal stoichiometry. Even small variations in composition can lead to substantial changes in the technologically relevant electronic, magnetic, and optical properties of these materials. …”
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  16. 256

    Stable aerobic and anaerobic coexistence in anoxic marine zones by Zakem, Emily Juliette, Mahadevan, Amala, Lauderdale, Jonathan, Follows, Michael J

    Published 2020
    “…The model simulates key characteristics of AMZs, such as the accumulation of nitrite and the sustainability of anammox at higher oxygen concentrations than denitrification, and articulates how microbial biomass concentrations relate to associated water column transformation rates as a function of redox stoichiometry and energetics. Incorporating the metabolic model into an idealized two-dimensional ocean circulation results in a simulated AMZ, in which a secondary chlorophyll maximum emerges from oxygen-limited grazing, and where vertical mixing and dispersal in the oxycline also contribute to metabolic co-occurrence. …”
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  17. 257

    Facile Synthesis of Colloidal Lead Halide Perovskite Nanoplatelets via Ligand-Assisted Reprecipitation by Ha, Seung Kyun, Tisdale, William

    Published 2020
    “…Furthermore, we demonstrate that the band gap of perovskite nanoplatelets can be continuously tuned in the visible range by varying the stoichiometry of the halide ion(s). Lastly, we demonstrate the flexibility of the ligand-assisted reprecipitation method by introducing multiple species as surface-capping ligands. …”
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  18. 258

    Growth and Characterization of Polycrystalline Rare-Earth Iron Garnet Films and Heterostructures by Bauer, Jackson J.

    Published 2022
    “…Finally, a molecular field coefficients model is modified to account for non-ideal stoichiometry and site occupancy in the garnet crystal structure. …”
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  19. 259

    Simultaneous electrical impedance and optical absorption spectroscopy for rapid characterization of oxygen vacancies and small polarons in doped ceria by Kalaev, D., Tuller, H. L.

    Published 2023
    “…It enables, orders of magnitude faster than by established techniques, characterization of the oxygen vacancy and small polaron formation and transport as a function of temperature (demonstrated here down to 200 1C), in a wide range of deviation from stoichiometry, d. For instance, at 600 1C the PCO properties were obtained during a ten minute reduction process, in the pO2 range from 1 to 1013 bar. …”
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  20. 260