Berry phase effects on electronic properties

D Xiao, MC Chang, Q Niu - Reviews of modern physics, 2010 - APS
Niu 1990 suggested that the exact quantization of the adiabatic transport can be used as a
standard for charge current and proposed an experimental realization in nanodevices, which …

Quantized Hall conductance as a topological invariant

Q Niu, DJ Thouless, YS Wu - Physical Review B, 1985 - APS
Whenever the Fermi level lies in a gap (or mobility gap) the bulk Hall conductance can be
expressed in a topologically invariant form showing the quantization explicitly. The new …

[HTML][HTML] Crossover of the three-dimensional topological insulator Bi2Se3 to the two-dimensional limit

…, JF Jia, Z Fang, X Dai, WY Shan, SQ Shen, Q Niu… - Nature Physics, 2010 - nature.com
A topological insulator 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 is a new state of quantum matter that is
characterized by a finite energy gap in the bulk and gapless modes flowing along the …

Starch retrogradation: A comprehensive review

S Wang, C Li, L Copeland, Q Niu… - … Reviews in Food …, 2015 - Wiley Online Library
… Qing Niu … Qing Niu … Shujun Wang and Les Copeland revised and edited the
manuscript; Qing Niu contributed to the drawing of Table 2 and editing of references. …

Microplastics and associated contaminants in the aquatic environment: A review on their ecotoxicological effects, trophic transfer, and potential impacts to human …

W Huang, B Song, J Liang, Q Niu, G Zeng… - Journal of Hazardous …, 2021 - Elsevier
The microplastic pollution and related ecological impacts in the aquatic environment have
attracted global attention over the past decade. Microplastics can be ingested by aquatic …

[HTML][HTML] Valley-selective circular dichroism of monolayer molybdenum disulphide

…, G Wang, W Han, H Ye, C Zhu, J Shi, Q Niu… - Nature …, 2012 - nature.com
A two-dimensional honeycomb lattice harbours a pair of inequivalent valleys in the k-space
electronic structure, in the vicinities of the vertices of a hexagonal Brillouin zone, K ± . It is …

Valley-contrasting physics in graphene: magnetic moment and topological transport

D Xiao, W Yao, Q Niu - Physical review letters, 2007 - APS
We investigate physical properties that can be used to distinguish the valley degree of freedom
in systems where inversion symmetry is broken, using graphene systems as examples. …

Universal intrinsic spin Hall effect

J Sinova, D Culcer, Q Niu, NA Sinitsyn, T Jungwirth… - Physical review …, 2004 - APS
We describe a new effect in semiconductor spintronics that leads to dissipationless spin
currents in paramagnetic spin-orbit coupled systems. We argue that in a high-mobility two-…

Valley-dependent optoelectronics from inversion symmetry breaking

W Yao, D Xiao, Q Niu - Physical Review B, 2008 - APS
… Wang Yao, Di Xiao, and Qian Niu … At high symmetry points where the Bloch states are
invariant under a q-fold discrete rotation about the light … q lc v cv ,k , an azimuthal selection …

Agrobacterium-mediated transformation of Arabidopsis thaliana using the floral dip method

X Zhang, R Henriques, SS Lin, QW Niu, NH Chua - Nature protocols, 2006 - nature.com
Collective efforts of several laboratories in the past two decades have resulted in the
development of various methods for Agrobacterium tumefaciens–mediated transformation of …