Use of Bentonite and Organic Binders in the Briquetting of Particulate Residues from the Midrex Process for Improving the Thermal Stability and Reducibility of the Briquettes
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DOI: 10.1002/srin.202100210
Abstract: With the aim of achieving sufficient reducibility and thermal stability of briquettes for reuse as feedstock in the Midrex direct reduction process, a defined mixture of residues from the Midrex process is briquetted with an… read more here.
Keywords: reducibility; midrex process; thermal stability; residues midrex ... See more keywords
On the Reducibility and the Lenticular Sets of Zeroes of Almost Newman Lacunary Polynomials
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DOI: 10.1007/s40598-019-00102-1
Abstract: The class $${\mathcal {B}}$$B of lacunary polynomials $$f\,(x)\ :=\ -1\ +\ x\ +\ x^{n}\ +\ x^{m_{1}}\ +\ x^{m_{2}}\ +\ \cdots \ +\ x^{m_{s}}$$f(x):=-1+x+xn+xm1+xm2+⋯+xms, where $$s\ \geqslant \ 0$$s⩾0, $$m_{1}\ -\ n\ \geqslant \ n\ -\… read more here.
Keywords: reducibility; almost newman; lacunary polynomials; class mathcal ... See more keywords
Nickel incorporation in perovskite-type metal oxides – Implications on reducibility
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DOI: 10.1016/j.actamat.2018.11.004
Abstract: Abstract Nickel is often applied in heterogeneous catalysis for its high catalytic activity towards a large variety of reactions at affordable price. Nickel reduction from perovskite-type mixed oxides is increasingly exploited to generate active and… read more here.
Keywords: metal oxides; perovskite type; reducibility; reduction ... See more keywords
Full measure reducibility and localization for quasiperiodic Jacobi operators: A topological criterion
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DOI: 10.1016/j.aim.2017.08.026
Abstract: Abstract We establish a topological criterion for connection between reducibility to constant rotations and dual localization, for the general family of analytic quasiperiodic Jacobi operators. As a corollary, we obtain the sharp arithmetic phase transition… read more here.
Keywords: reducibility; quasiperiodic jacobi; jacobi operators; localization ... See more keywords
Spectroscopic study of microstructure-reducibility relation of CexZr1−xO2 solid solutions
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DOI: 10.1016/j.apsusc.2018.10.168
Abstract: Abstract We have successfully elucidated the microstructures of CexZr1−xO2 solid solutions prepared by co-precipitation and their relation with the reduction behaviors. X-ray absorption spectroscopy and X-ray photoelectron spectroscopy results demonstrate that Zr(IV) occupies initially substituting… read more here.
Keywords: spectroscopy; site; cexzr1 xo2; solid solutions ... See more keywords
RELATIVE COMPLETE REDUCIBILITY AND NORMALIZED SUBGROUPS
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DOI: 10.1017/fms.2020.25
Abstract: We study a relative variant of Serre’s notion of $G$-complete reducibility for a reductive algebraic group $G$. We let $K$ be a reductive subgroup of $G$, and consider subgroups of $G$ that normalize the identity… read more here.
Keywords: complete reducibility; reducibility; normalized subgroups; reducibility normalized ... See more keywords
Unveiling the Mechanistic Origin of High Efficiency in Selective Reduction of NO by NH3 over Mn-W/CeO2 Catalysts: Sufficient Acidity and Appropriate Reducibility.
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DOI: 10.1021/acs.inorgchem.5c03335
Abstract: Achieving remarkable activity in selective catalytic reduction of NO by NH3 (NH3-SCR) over CeO2-based catalysts was crucial for their industrial application but still faces a tough challenge, mainly owing to the insufficient acidity and overoxidation… read more here.
Keywords: nh3; reduction nh3; ceo2; ceo2 catalysts ... See more keywords
Reducibility of 1-d Schrödinger equation with unbounded time quasiperiodic perturbations. III
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DOI: 10.1063/1.5048726
Abstract: In this paper, we study the reducibility of time quasiperiodic perturbations of the quantum harmonic or anharmonic oscillator in one space dimension. We modify known algorithms obtaining a reducibility result which allows us to deal… read more here.
Keywords: reducibility schr; reducibility; quasiperiodic perturbations; schr dinger ... See more keywords
On the reducibility of a nonlinear periodic system with degenerate equilibrium
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DOI: 10.1080/14689367.2017.1349077
Abstract: ABSTRACT In this paper, we prove the reducibility of a class of nonlinear periodic differential equation with degenerate equilibrium point under small perturbations, and obtain a periodic solution near the equilibrium point. The result is… read more here.
Keywords: degenerate equilibrium; reducibility; equilibrium; system degenerate ... See more keywords
Reducibility of Schrödinger Equation on the Sphere
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DOI: 10.1093/imrn/rnz344
Abstract: In this article we prove a reducibility result for the linear Schrödinger equation on the sphere $\mathbb{S}^n$ with quasi-periodic in time perturbation. Our result includes the case of unbounded perturbation that we assume to be… read more here.
Keywords: dinger equation; reducibility schr; reducibility; equation sphere ... See more keywords
Reducibility and Generalized Reducibility of Linear Differential Systems with a Real Multiplier Parameter
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DOI: 10.1134/s0012266120010012
Abstract: Abstract We construct a pair of mutually reducible linear differential systems with bounded continuous coefficients on the time half-line with the following property: there exists a countable set of real numbers such that, for each… read more here.
Keywords: reducibility generalized; reducibility; differential systems; linear differential ... See more keywords