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Yinghua Qiu

Researcher at Shandong University

Publications -  45
Citations -  726

Yinghua Qiu is an academic researcher from Shandong University. The author has contributed to research in topics: Surface charge & Ion. The author has an hindex of 14, co-authored 38 publications receiving 457 citations. Previous affiliations of Yinghua Qiu include University of Utah & Southeast University.

Papers
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Pores with longitudinal irregularities distinguish objects by shape.

TL;DR: This manuscript proposes using pores with longitudinal irregularities as a sensitive tool capable of distinguishing spherical and rod-shaped particles with different lengths between objects of similar volume but different shapes.
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Highly Charged Particles Cause a Larger Current Blockage in Micropores Compared to Neutral Particles.

TL;DR: It is shown that highly charged hard spheres can cause a significant increase of the resistive-pulse amplitude compared to neutral particles of a similar diameter, and this finding is of crucial importance for sizing particles and characterizing their surface charge properties.
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Experimental observation of the ion-ion correlation effects on charge inversion and strong adhesion between mica surfaces in aqueous electrolyte solutions.

TL;DR: It is demonstrated that the two mica surfaces may experience the jump-in contact even at high LaCl3 concentrations, which is seldom seen in monovalent salt solutions, which provides important insight into the fundamental understanding in the role of ion-ion correlations in ion screening mechanism and interactions between charged objects.
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Direction Dependence of Resistive-Pulse Amplitude in Conically Shaped Mesopores

TL;DR: Conditions at which the amplitude of resistive-pulses in a conical mesopore is direction dependent are identified, which are of crucial importance for the resistIVE-pulse technique, which relates the current blockage with the size of the passing object.
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Visualization of Hydrogen Evolution at Individual Platinum Nanoparticles at a Buried Interface

TL;DR: The rate of hydrogen evolution at PtNP at this buried interface is shown to be a function of Nafion thickness, with the highest activity observed for ~200 nm thick films.