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  1. 541

    Completing a 2×2 Block Matrix of Real Quaternions with a Partial Specified Inverse by Yong Lin, Qing-Wen Wang

    Published 2013-01-01
    “…This paper considers a completion problem of a nonsingular 2×2 block matrix over the real quaternion algebra ℍ: Let m1,  m2,  n1,  n2 be nonnegative integers, m1+m2=n1+n2=n>0, and A12∈ℍm1×n2, A21∈ℍm2×n1, A22∈ℍm2×n2, B11∈ℍn1×m1 be given. …”
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  2. 542
  3. 543

    Removal of Cd(II) and Cu(II) from Aqueous Solution by Na+-Modified Pisha Sandstone by Xia Wang, Yongxing Cui, Qi Peng, Chenbin Fan, Zhiqin Zhang, Xingchang Zhang

    Published 2020-01-01
    “…Na-PS exhibited maximum Cd(II) and Cu(II) removal rates of 65.9% and 99.8%, respectively, exceeding the corresponding values for PS (8.2% and 1.3%, respectively) in 1 × 10−3 M solution. …”
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  4. 544
  5. 545

    A Class of Two-Derivative Two-Step Runge-Kutta Methods for Non-Stiff ODEs by I. B. Aiguobasimwin, R. I. Okuonghae

    Published 2019-01-01
    “…In this paper, a new class of two-derivative two-step Runge-Kutta (TDTSRK) methods for the numerical solution of non-stiff initial value problems (IVPs) in ordinary differential equation (ODEs) is considered. …”
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  6. 546
  7. 547

    Preparation, Investigation and the Study of the Effect of Mn(II) Complex of Catechol and 2-Aminopyridine on Seed Germination by F. I. El-Moshaty, R. S. El-Zweay, M. M. El-Ajaily, A. M. Jerboa

    Published 2011-01-01
    “…The formation of mixed ligand complex of Mn(II) with catechol (L1) and 2-aminopyridine (L2) was determined by elemental analyses (C, H and N), molar conductance measurement, thermogravimetric analysis, infrared, electronic and electron paramagnetic resonance spectroscopies. …”
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    Article
  8. 548

    Searching for Analytical Solutions of the (2+1)-Dimensional KP Equation by Two Different Systematic Methods by Yongyi Gu, Fanning Meng

    Published 2019-01-01
    “…In this paper, we derive analytical solutions of the (2+1)-dimensional Kadomtsev-Petviashvili (KP) equation by two different systematic methods. …”
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  9. 549
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  11. 551

    ФУНКЦИОНАЛИЗИРОВАННЫЕ ПРОИЗВОДНЫЕ 2-МЕТИЛ-5-НИТРО-1,2,4-ТРИАЗОЛ-3-ОНА by Константин Константинович Босов, Ирина Александровна Крупнова, Екатерина Валерьевна Пивоварова, Геннадий Тимофеевич Суханов, Анна Геннадьевна Суханова, Юлия Вадимовна Филиппова

    Published 2024-12-01
    “…В представленной работе осуществлен синтез ранее неизвестных 2-метил-5-нитро-1,2,4-триазол-3-оновых производных, содержащих в своей структуре различные реакционноспособные функциональные группы в ряду: пропаргильная, цианометильная и аллильная. …”
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  12. 552

    Synthesis and Characterization of Nano-TiO2/SiO2-Acrylic Composite Resin by Bin Du, Feng Chen, Rubai Luo, Shisheng Zhou, Zhengneng Wu

    Published 2019-01-01
    “…The weight loss of modified nano-TiO2/SiO2 was about 20% when heated to 600°C, which indicated that the nano-TiO2/SiO2 composite particles were modified by the coupling agents successfully. …”
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  13. 553

    Peakon, Solitary and Smooth Periodic Wave Solutions for a Modification of the K(2,2) Equation by Qing Meng, Bin He

    Published 2014-01-01
    “…We consider a modification of the K(2,2) equation ut=2uuxxx+2kuxuxx+2uux using the bifurcation method of dynamical systems and the method of phase portraits analysis. …”
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  14. 554

    R2O2R Improvements Identified by United States Space Weather Forecasters by E. C. Butler, J. M. Keller

    Published 2021-06-01
    “…Abstract A communication deficit exists between the space weather research and forecast communities in the research‐to‐operations‐to‐research (R2O2R) pipeline. No formal, citable space exists for forecasters to communicate needs and lessons learned to the research community (O2R). …”
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  15. 555

    Using 2,4-D Choline Herbicide Products on 2,4-D-Tolerant Crops by Pratap Devkota, Ethan Carter, Hardeep Singh

    Published 2022-07-01
    “… This publication provides specific information on herbicide options and application requirements on newer 2,4-D formulations. The publication also provides information on the safer use of newer low-volatility formulations of 2,4-D herbicide products on Enlist crops. …”
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  16. 556

    Two Hybrid Methods for Solving Two-Dimensional Linear Time-Fractional Partial Differential Equations by B. A. Jacobs, C. Harley

    Published 2014-01-01
    “…A computationally efficient hybridization of the Laplace transform with two spatial discretization techniques is investigated for numerical solutions of time-fractional linear partial differential equations in two space variables. …”
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  17. 557

    Thermodynamic Study on the Adsorption of Pb2+ and Zn2+ From Aqueous Solution by Human Hair by A. S. Ekop, N. O. Eddy

    Published 2010-01-01
    “…Adsorption of Pb(II) and Zn(II) ions from aqueous solutions was studied in a batch system using modified human hair. …”
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  18. 558

    A China dataset of soil properties for land surface modelling (version 2, CSDLv2) by G. Shi, W. Sun, W. Shangguan, Z. Wei, H. Yuan, L. Li, X. Sun, Y. Zhang, H. Liang, D. Li, F. Huang, Q. Li, Q. Li, Y. Dai

    Published 2025-02-01
    “…CSDLv1, the first version of the dataset), SoilGrids 2.0, and HWSD 2.0 products, effectively representing the spatial variation of soil properties across China. …”
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  19. 559

    Seiberg-Witten Like Equations on Pseudo-Riemannian Spinc Manifolds with G2(2)∗ Structure by Nülifer Özdemir, Nedim Deǧirmenci

    Published 2016-01-01
    “…We consider 7-dimensional pseudo-Riemannian spinc manifolds with structure group G2(2)∗. On such manifolds, the space of 2-forms splits orthogonally into components Λ2M=Λ72⊕Λ142. …”
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  20. 560