Eutrophication changes in fifty large lakes on the Yangtze Plain of China derived from MERIS and OLCI observations

Q Guan, L Feng, X Hou, G Schurgers, Y Zheng… - Remote Sensing of …, 2020 - Elsevier
The eutrophication problems in lakes on the Yangtze Plain of China have attracted global
concern. However, a comprehensive assessment of the eutrophication status and its evolution …

Crustal thickening prior to 38 Ma in southern Tibet: evidence from lower crust-derived adakitic magmatism in the Gangdese Batholith

Q Guan, DC Zhu, ZD Zhao, GC Dong, LL Zhang… - Gondwana …, 2012 - Elsevier
The petrogenesis and geodynamic implications of the Cenozoic adakites in southern Tibet
remain topics of debate. Here we report geochronological and geochemical data for host …

The properties of a micro-reactor for the study of the unimolecular decomposition of large molecules

Q Guan, KN Urness, TK Ormond, DE David… - … Reviews in Physical …, 2014 - Taylor & Francis
A micro-reactor system (approximately 0.5–1 mm inner diameter by 2–3 cm in length)
coupled with photoionization mass spectrometry and matrix isolation/infrared spectroscopy …

Reaction pathway of coal oxidation at low temperatures: a model of cyclic chain reactions and kinetic characteristics

D Wang, H Xin, X Qi, G Dou, G Qi, L Ma - Combustion and Flame, 2016 - Elsevier
Organic chemical reactions cause the temperature rising during coal oxidation; however,
because of the complex structure of coal, it is difficult to analyze and characterize the reactions …

Perception and production of English vowels by Mandarin speakers: Age-related differences vary with amount of L2 exposure

…, W Strange, Y Wu, J Collado, Q Guan - The Journal of the …, 2006 - pubs.aip.org
In this study we assessed age-related differences in the perception and production of
American English (AE) vowels by native Mandarin speakers as a function of the amount of …

A solution of an L 2 extension problem with an optimal estimate and applications

Q Guan, X Zhou - Annals of Mathematics, 2015 - JSTOR
In this paper, we prove an L2 extension theorem with an optimal estimate in a precise way,
which implies optimal estimate versions of various well-known L2 extension theorems. As …

A proof of Demailly's strong openness conjecture

Q Guan, X Zhou - Annals of mathematics, 2015 - JSTOR
… By Qi'an Guan and Xiangyu Zhou … 14] QA Guan and XY Zhou, Strong openness
conjecture for plurisubharmonic functions, 2013. arXiv 1311.3781. 15] QA Guan and XY …

Structural characteristics of coal functional groups using quantum chemistry for quantification of infrared spectra

H Xin, D Wang, X Qi, G Qi, G Dou - Fuel Processing Technology, 2014 - Elsevier
The extinction coefficient differs for different functional groups making the quantitative analysis
of their infrared spectra problematic. Although the coefficients of some functional groups …

[HTML][HTML] Antioxidants targeting mitochondrial oxidative stress: Promising neuroprotectants for epilepsy

N Yang, QW Guan, FH Chen, QX Xia, XX Yin… - … Medicine and Cellular …, 2020 - hindawi.com
Mitochondria are major sources of reactive oxygen species (ROS) within the cell and are
especially vulnerable to oxidative stress. Oxidative damage to mitochondria results in disrupted …

Magmatic zircons from I-, S-and A-type granitoids in Tibet: Trace element characteristics and their application to detrital zircon provenance study

Q Wang, DC Zhu, ZD Zhao, Q Guan, XQ Zhang… - Journal of Asian Earth …, 2012 - Elsevier
This study reports a dataset of 21 trace elements of magmatic zircons from typical I-type (93
analyses) and S-type (73 analyses) granitoids from the Lhasa and Himalayan terranes, …