Yanjie Shen
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View article: The Impact of Helicobacter pylori Eradication on the Outcomes of Gastric Mucosal Lesions
The Impact of Helicobacter pylori Eradication on the Outcomes of Gastric Mucosal Lesions Open
Background The eradication of Helicobacter pylori ( H. pylori ) has been shown to reduce the risk of progression of precancerous lesions to gastric cancer. However, whether H. pylori eradication can improve or even reverse atrophy and inte…
View article: Differential Rates of Early Gastric Cancer in the Urban and Rural Medical Centers of Hangzhou, China
Differential Rates of Early Gastric Cancer in the Urban and Rural Medical Centers of Hangzhou, China Open
INTRODUCTION: The aim of this study was to compare gastric cancer (GC) and early GC (EGC) diagnosis rates between urban and rural and to investigate potential reasons for the increased GC morbidity in rural areas. METHODS: Patients who und…
View article: Vitamin K2 deficiency associated with short stature in children: a cross-sectional study
Vitamin K2 deficiency associated with short stature in children: a cross-sectional study Open
View article: Impact of exercise on outcomes among Chinese patients with Crohn’s disease: a mixed methods study based on social media and the real world
Impact of exercise on outcomes among Chinese patients with Crohn’s disease: a mixed methods study based on social media and the real world Open
Patients with CD tend to seek guidance on exercise through social media, and they generally believe that exercise is beneficial, especially for their psychological and spiritual health, despite difficulties in exercising. Physical activity…
View article: ToF-SIMS evaluation of PEG-related mass peaks and applications in PEG detection in cosmetic products
ToF-SIMS evaluation of PEG-related mass peaks and applications in PEG detection in cosmetic products Open
View article: Detecting PEGs in real-world cosmetic products using ToF-SIMS
Detecting PEGs in real-world cosmetic products using ToF-SIMS Open
Polyethylene glycols (PEGs) are used in industrial, medical, health care, and personal care applications. The cycling and disposal of synthetic polymers like PEGs pose significant concerns. Detecting and monitoring PEGs in the real world c…
View article: Secondary Ion Mass Spectral Imaging of Metals and Alloys
Secondary Ion Mass Spectral Imaging of Metals and Alloys Open
Secondary Ion Mass Spectrometry (SIMS) is an outstanding technique for Mass Spectral Imaging (MSI) due to its notable advantages, including high sensitivity, selectivity, and high dynamic range. As a result, SIMS has been employed across m…
View article: Investigating the contribution of grown new particles to cloud condensation nuclei with largely varying preexisting particles – Part 1: Observational data analysis
Investigating the contribution of grown new particles to cloud condensation nuclei with largely varying preexisting particles – Part 1: Observational data analysis Open
This study employed multiple techniques to investigate the contribution of grown new particles to the number concentration of cloud condensation nuclei (CCN) at various supersaturation (SS) levels at a rural mountain site in the North Chin…
View article: Comment on egusphere-2023-539
Comment on egusphere-2023-539 Open
Abstract. This study employed multiple techniques to investigate the contribution of grown new particles to the number concentration of cloud condensation nuclei (CCN) at various supersaturation (SS) levels at a rural moun…
View article: Comment on egusphere-2023-539
Comment on egusphere-2023-539 Open
Abstract. This study employed multiple techniques to investigate the contribution of grown new particles to the number concentration of cloud condensation nuclei (CCN) at various supersaturation (SS) levels at a rural moun…
View article: Investigating the contribution of grown new particles to cloud condensation nuclei with largely varying pre-existing particles – Part 1: Observational data analysis
Investigating the contribution of grown new particles to cloud condensation nuclei with largely varying pre-existing particles – Part 1: Observational data analysis Open
This study employed multiple techniques to investigate the contribution of grown new particles to the number concentration of cloud condensation nuclei (CCN) at various supersaturation (SS) levels at a rural mountain site in North China Pl…
View article: Supplementary material to "Investigating the contribution of grown new particles to cloud condensation nuclei with largely varying pre-existing particles – Part 1: Observational data analysis"
Supplementary material to "Investigating the contribution of grown new particles to cloud condensation nuclei with largely varying pre-existing particles – Part 1: Observational data analysis" Open
View article: A Deep-Learning-Based Hybrid Model of Ultra-Short-Term Wind Power Forecasting with Improved Quartile Outlier Detection and Nonlinear Hidden Feature Extraction
A Deep-Learning-Based Hybrid Model of Ultra-Short-Term Wind Power Forecasting with Improved Quartile Outlier Detection and Nonlinear Hidden Feature Extraction Open
View article: An Intrusion Detection Algorithm for DDoS Attacks Based on DBN and Three-way Decisions
An Intrusion Detection Algorithm for DDoS Attacks Based on DBN and Three-way Decisions Open
To solve the problems of few DDoS attack detection methods and low intrusion detection rate of existing methods in software defined network (SDN), an intrusion detection algorithm DBN-TWD based on deep belief network (DBN) and Three-way de…
View article: Two-Stage Orogenic Cycle of the Eastern Paleo-Asian Ocean from Early Palaeozoic to Early Triassic: Constraints from Magmatic Rocks of the Southeastern Central Asian Orogenic Belt
Two-Stage Orogenic Cycle of the Eastern Paleo-Asian Ocean from Early Palaeozoic to Early Triassic: Constraints from Magmatic Rocks of the Southeastern Central Asian Orogenic Belt Open
The evolution of the eastern Paleo-Asian Ocean (PAO) has controlled the formation of the southeastern Central Asian Orogenic Belt (CAOB). However, the evolution history and final closure time of the eastern PAO still remain controversial, …
View article: Capturing the Evolution of the Oil-in-Water Emulsion Interface by Correlative Imaging
Capturing the Evolution of the Oil-in-Water Emulsion Interface by Correlative Imaging Open
Journal Article Capturing the Evolution of the Oil-in-Water Emulsion Interface by Correlative Imaging Get access Yanjie Shen, Yanjie Shen Energy and Environment Directorate, Pacific Northwest National Laboratory, WA 99354, USA Search for o…
View article: Impact of the ‘Coal-to-Natural Gas’ Policy on Criteria Air Pollutants in Northern China
Impact of the ‘Coal-to-Natural Gas’ Policy on Criteria Air Pollutants in Northern China Open
During the last decades, China had issued a series of stringent control measures, resulting in a large decline in air pollutant concentrations. To quantify the net change in air pollutant concentrations driven by emissions, we developed an…
View article: Does Ambient Secondary Conversion or the Prolonged Fast Conversion in Combustion Plumes Cause Severe PM2.5 Air Pollution in China?
Does Ambient Secondary Conversion or the Prolonged Fast Conversion in Combustion Plumes Cause Severe PM2.5 Air Pollution in China? Open
The ambient formation of secondary particulate matter (ambient FSPM) is commonly recognized as the major cause of severe PM2.5 air pollution in China. We present observational evidence showing that the ambient FSPM was too weak to yield a …
View article: Mapping gaseous dimethylamine, trimethylamine, ammonia, and their particulate counterparts in marine atmospheres of China’s marginal seas – Part 2: Spatiotemporal heterogeneity, causes, and hypothesis
Mapping gaseous dimethylamine, trimethylamine, ammonia, and their particulate counterparts in marine atmospheres of China’s marginal seas – Part 2: Spatiotemporal heterogeneity, causes, and hypothesis Open
Spatiotemporal heterogeneities in the concentrations of alkaline gases and their particulate counterparts in the marine atmosphere over China's marginal seas were investigated in terms of causes and chemical conversion during two winter cr…
View article: The early–middle Silurian Delite monzogranite and quartz syenite, East Kunlun Orogenic Belt, NW China: petrogenesis and implications for tectonic evolution of the Proto‑Tethys
The early–middle Silurian Delite monzogranite and quartz syenite, East Kunlun Orogenic Belt, NW China: petrogenesis and implications for tectonic evolution of the Proto‑Tethys Open
The tectonic evolution of the Proto‑Tethys in the East Kunlun Orogenic Belt (EKOB) is controversial. Herein, new petrological, whole-rock geochemical, zircon U–Pb geochronological and zircon Lu–Hf isotopic data for early Paleozoic intrusiv…
View article: Age and geochemistry of the Naxiguole banded iron formation (BIF), NW China: recurrence of superior-type BIF in the Neoproterozoic
Age and geochemistry of the Naxiguole banded iron formation (BIF), NW China: recurrence of superior-type BIF in the Neoproterozoic Open
The Naxiguole Banded Iron Formation (BIF), located in the Eastern Kunlun Orogenic Belt, Northwest China, is hosted by the Jinshuikou Group and has a Fe of 75 Mt at a grade of 15–28.83 wt.% Fe. In this paper, we use integrated petrological,…
View article: Mapping gaseous dimethylamine, trimethylamine, ammonia, and their particulate counterparts in marine atmospheres of China's marginal seas – Part 1: Differentiating marine emission from continental transport
Mapping gaseous dimethylamine, trimethylamine, ammonia, and their particulate counterparts in marine atmospheres of China's marginal seas – Part 1: Differentiating marine emission from continental transport Open
To study sea-derived gaseous amines, ammonia, and primary particulate aminium ions in the marine atmosphere of China's marginal seas, an onboard URG-9000D Ambient Ion Monitor-Ion Chromatograph (AIM-IC, Thermo Fisher) was set up on the fron…
View article: Comment on acp-2021-258
Comment on acp-2021-258 Open
Abstract. To study sea-derived gaseous amines, ammonia, and primary particulate aminium ions in the marine atmosphere of China's marginal seas, an onboard URG-9000D Ambient Ion Monitor-Ion Chromatograph (AIM-IC, Thermo Fis…
View article: Mapping gaseous amines, ammonia, and their particulate counterparts in marine atmospheres of China's marginal seas: Part 2 – spatiotemporal heterogeneity, causes and hypothesis
Mapping gaseous amines, ammonia, and their particulate counterparts in marine atmospheres of China's marginal seas: Part 2 – spatiotemporal heterogeneity, causes and hypothesis Open
In this study, spatiotemporal heterogeneities in the concentrations of alkaline gases and their particulate counterparts in the marine atmosphere over China's marginal seas were investigated in terms of causes and chemical conversion durin…
View article: Supplementary material to "Mapping gaseous amines, ammonia, and their particulate counterparts in marine atmospheres of China's marginal seas: Part 2 – spatiotemporal heterogeneity, causes and hypothesis"
Supplementary material to "Mapping gaseous amines, ammonia, and their particulate counterparts in marine atmospheres of China's marginal seas: Part 2 – spatiotemporal heterogeneity, causes and hypothesis" Open
Figure S1: Map of particulate NH4 + in marine atmospheres during three campaigns (a) Campaign B; (b) Campaign A; (c) Campaign C; size distributions of particulate NH4 + was superimposed
View article: Mapping gaseous amines, ammonia, and their particulate counterparts in marine atmospheres of China’s marginal seas: Part 1 – Differentiating marine emission from continental transport
Mapping gaseous amines, ammonia, and their particulate counterparts in marine atmospheres of China’s marginal seas: Part 1 – Differentiating marine emission from continental transport Open
To study sea-derived gaseous amines, ammonia, and primary particulate aminium ions in the marine atmospheres of China's marginal seas, an onboard URG-9000D Ambient Ion Monitor-Ion chromatography (AIM-IC, Thermo Fisher) was set up on the fr…
View article: Investigating three patterns of new particles growing to the size of cloud condensation nuclei in Beijing's urban atmosphere
Investigating three patterns of new particles growing to the size of cloud condensation nuclei in Beijing's urban atmosphere Open
The growth of newly formed particles with diameters from ∼ 10 nm to larger sizes was investigated in Beijing's urban atmosphere during 10–23 December 2011, 12–27 April 2012, and June–August 2014. In 11 out of 27 new particle formation (NPF…
View article: “Scissors-Type” Closure of the Paleo-Tethys Ocean: Geochronological and Geochemical Constraints of Late Permian-Triassic Granitoids in the East Kunlun Orogen
“Scissors-Type” Closure of the Paleo-Tethys Ocean: Geochronological and Geochemical Constraints of Late Permian-Triassic Granitoids in the East Kunlun Orogen Open
View article: Green Rust: Revealing the Structural Evolution of Green Rust Synthesized in Ionic Liquids by In Situ Molecular Imaging (Adv. Mater. Interfaces 15/2020)
Green Rust: Revealing the Structural Evolution of Green Rust Synthesized in Ionic Liquids by In Situ Molecular Imaging (Adv. Mater. Interfaces 15/2020) Open
In situ liquid time-of-flight secondary ion mass spectrometry (ToF-SIMS) reveals synthesized green rust structures in novel switchable ionic liquids at the molecular level, providing insights into predicative synthesis of nanomaterials usi…
View article: Revealing the Structural Evolution of Green Rust Synthesized in Ionic Liquids by In Situ Molecular Imaging
Revealing the Structural Evolution of Green Rust Synthesized in Ionic Liquids by In Situ Molecular Imaging Open
Ionic liquids are green solvents that have wide applications in material synthesis, catalysis, and separation. A model switchable ionic liquid (SWIL) consisting of 1,8‐diazabicycloundec‐7‐ene (DBU) and 1‐hexanol with carbon dioxide (CO 2 )…