Ruifen Zhan

ORCID: 0000-0001-7209-0904
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About
Contact & Profiles
Research Areas
  • Tropical and Extratropical Cyclones Research
  • Climate variability and models
  • Ocean Waves and Remote Sensing
  • Meteorological Phenomena and Simulations
  • Flood Risk Assessment and Management
  • Atmospheric Ozone and Climate
  • Oceanographic and Atmospheric Processes
  • Arctic and Antarctic ice dynamics
  • Superconductivity in MgB2 and Alloys
  • Climate Change, Adaptation, Migration
  • Physics of Superconductivity and Magnetism
  • Plant responses to water stress
  • Cryospheric studies and observations
  • Atmospheric and Environmental Gas Dynamics
  • Environmental and Agricultural Sciences
  • Iron-based superconductors research
  • Ionosphere and magnetosphere dynamics
  • Coastal wetland ecosystem dynamics
  • Geological and Geophysical Studies
  • Disaster Management and Resilience

Fudan University
2019-2025

Shanghai Meteorological Bureau
2013-2025

Westlake University
2025

China Meteorological Administration
2012-2024

ShangHai JiAi Genetics & IVF Institute
2022-2023

Chinese Academy of Meteorological Sciences
2019-2020

University of Hawaii System
2010-2019

Pacific International Center for High Technology Research
2019

University of Hawaiʻi at Mānoa
2010-2019

Nanjing University of Information Science and Technology
2005-2018

Abstract This study attempts to understand contributions of ENSO and the boreal summer sea surface temperature anomaly (SSTA) in East Indian Ocean (EIO) interannual variability tropical cyclone (TC) frequency over western North Pacific (WNP) involved physical mechanisms. The results show that both EIO SSTA have a large control on WNP TC genesis frequency, but their effects are significantly different. remarkably affects east–west shift mean location accordingly contributes intense activity....

10.1175/2010jcli3808.1 article EN other-oa Journal of Climate 2010-10-04

Previous studies have documented an abrupt decrease of tropical cyclone (TC) genesis frequency over the western North Pacific (WNP) since 1998. In this study, results from objective clustering analysis demonstrated that is primarily related to in a cluster TCs (C1) mostly formed southeastern WNP, south 15°N and east Philippines, possessed long tracks. Further statistical analyses based on both best track TC data global reanalysis during 1980–2015 revealed C1 was significantly modulated by...

10.1175/jcli-d-18-0202.1 article EN Journal of Climate 2018-08-09

Abstract The impact of the sea surface temperature anomaly (SSTA) in East Indian Ocean (EIO) on tropical cyclone (TC) frequency over western North Pacific (WNP) and involved physical mechanisms are examined using International Research Center (IPRC) Regional Atmospheric Model (iRAM) driven by reanalysis observed SSTs. model reproduces generally quite realistic climatic features WNP TC activity, including interannual variability genesis frequency, geographical distributions occurrence. In...

10.1175/jcli-d-10-05014.1 article EN other-oa Journal of Climate 2011-07-11

Abstract The sea surface temperature gradient (SSTG) between the southwestern Pacific Ocean (40°–20°S, 160°E–170°W) and western warm pool (0°–16°N, 125°–165°E) in boreal spring has been identified as a new factor that controls interannual variability of tropical cyclone (TC) frequency over North (WNP). This SSTG can explain 53% total variance WNP TC genesis during typhoon season for period 1980–2011. positive anomaly produces an anomalous cross-equatorial pressure thus anomalies low-level...

10.1175/jcli-d-12-00798.1 article EN Journal of Climate 2013-02-04

This paper summarizes the forecast methods, outputs and skill offered by twelve agencies for seasonal tropical cyclone (TC) activity around world. These use a variety of techniques ranging from statistical models to dynamical predict basinwide regional activity. In addition, several hybrid statistical/dynamical now TC track density as well landfall likelihood. Realtime Atlantic hurricane forecasts have shown low in April, modest June good August at predicting when evaluated over 2003-2018....

10.1016/j.tcrr.2019.10.003 article EN cc-by-nc-nd Tropical Cyclone Research and Review 2019-09-01

Abstract This study investigates the trend in destructive potential of landfalling tropical cyclones (TCs) terms power dissipation index (PDI) over mainland China period 1980–2018. Results show that both accumulated PDI and averaged after landfall significant increasing trends. The trends are found to be contributed primarily by mean duration TCs land TC intensity at landfall. Further analyses indicate increase prior landfall, decrease weakening rate northward shift track density all...

10.1175/jcli-d-19-0451.1 article EN Journal of Climate 2020-02-12

Abstract Superconducting diode effects (SDEs) generally emerge in superconducting systems where both time‐reversal and inversion symmetries are broken, showing nonreciprocal current characteristics: nondissipative one direction ohmic the opposite. Since discovery of SDEs by Ando et ~ al . noncentrosymmetric superconductor [Nb/V/Ta] n 2020, notable progress has been achieved on theoretical experimental fronts. It is proposed that intrinsic closely linked to various exotic states, such as...

10.1002/apxr.202400180 article EN cc-by Advanced Physics Research 2025-02-17

Abstract A recent finding is the significant impact of sea surface temperature anomaly (SSTA) over east Indian Ocean (EIO) on genesis frequency tropical cyclones (TCs) western North Pacific (WNP). In this study it shown that such an only after late 1970s. The results based both data analysis and numerical model experiments demonstrate prior to 1970s EIO SSTA positively correlated with equatorial central latter produces opposite atmospheric circulation response WNP former. As a result, TC...

10.1175/jcli-d-14-00119.1 article EN other-oa Journal of Climate 2014-10-06

The recent global warming hiatus (GWH) was characterized by a La Niña-like cooling in the tropical Eastern Pacific accompanied with Indian Ocean and Atlantic warming. Here we show that GWH contributed significantly to increased occurrence of intense cyclones coastal regions along East Asia since 1998. associated sea surface temperature anomalies triggered pair anomalous cyclonic anticyclonic circulations equatorial easterly over Northwest Pacific, which favored TC genesis intensification...

10.1038/s41598-018-24402-2 article EN cc-by Scientific Reports 2018-04-11

Previous studies have suggested that tropical cyclone (TC) seasons over the western North Pacific (WNP) in decaying years of El Niño events are generally less active than normal. The two strongest on record were 1997/98 and 2015/16, but TC activities WNP displayed a sharp contrast between events. In 1998, consistent with previous studies, witnessed an extremely quiet season no genesis preseason (January–June) only 10 named TCs observed typhoon (July–October), making 1998 most inactive basin...

10.1175/jcli-d-17-0263.1 article EN Journal of Climate 2017-09-07

Abstract Persistent heavy rainfall produced by western North Pacific (WNP) tropical cyclones (TCs) can lead to widespread flooding and landslides in Asian countries. On July 2021, unprecedent amount occurred when Typhoon In‐fa passed through the highly populated eastern China. While associated synoptic features have been analyzed, extreme characteristics return periods of induced remain unexplored. Analyses data from a WNP TC database China Meteorological Administration (CMA) show that not...

10.1002/asl.1153 article EN cc-by Atmospheric Science Letters 2023-01-13

A typical El Niño event often results in suppressed tropical cyclone (TC) genesis frequency (TCGF) over the North Atlantic (NA) and a distinct northwest-southeast dipole pattern TCGF anomaly western Pacific (WNP). The 2023 saw strong but surprisingly active NA WNP TC activities. Here, we present that these unprecedented deviations were driven by record-warm NA, record-breaking negative phase of Meridional Mode (PMM), background global warming. Results from high-resolution model experiments...

10.1038/s41467-024-51241-9 article EN cc-by-nc-nd Nature Communications 2024-08-07

The poleward migration of the annual mean location tropical cyclone (TC) lifetime maximum intensity (LMI) has been identified in major TC basins globe over past 30 years, which is particularly robust western North Pacific (WNP). This study revealed that this consists mainly weak TCs (with sustained surface wind speed less than 33 m s −1 ) WNP. Results show LMI migrated about 1° latitude per decade since 1980, while such a trend considerably smaller for intense TCs. found to be linked...

10.1175/jcli-d-17-0019.1 article EN other-oa Journal of Climate 2017-06-02

Untangle the impacts of global warming and Interdecadal Pacific Oscillation on tropical cyclone track over North Pacific.

10.1126/sciadv.aba6813 article EN cc-by-nc Science Advances 2020-10-09

Abstract Confidence and uncertainty issues of simulations were seldom evaluated in previous studies although the climate models are widely used. This study evaluates performance CMIP6-HighResMIP presenting long-term variability tropical cyclone (TC) genesis frequency (TCGF) track density (TCTD) quantifies relative contributions internal external forcing to TC activities during 1950–2014. There is overall poor model simulating changes over Northern Hemisphere, including interdecadal...

10.1175/jcli-d-21-0875.1 article EN Journal of Climate 2022-06-09

Abstract Here we discuss recent progress in understanding tropical cyclone (TC) subseasonal variability and its prediction. There has been a concerted effort to understand the sources of predictability at time-scales, this continued make years. Besides Madden-Julian Oscillation (MJO), other modes affect TCs these particular various equatorial waves. Additionally, TC activity is also modulated by extratropical processes via Rossby wave breaking. ability models simulate MJO modulation...

10.1016/j.tcrr.2019.10.004 article EN cc-by-nc-nd Tropical Cyclone Research and Review 2019-09-01

Abstract How future multiple tropical cyclone events (MTCEs) could change is crucial for effective risk management and ensuring human safety, however, it remains unclear. This study projects changes in MTCEs by 2050 the major basins of Northern Hemisphere using high‐resolution climate models. Results show a significant increase frequency duration over North Atlantic (NA), notable decrease western Pacific (WNP), little eastern (ENP). The NA concentrated August–September, while WNP occurs most...

10.1029/2023gl103064 article EN cc-by-nc-nd Geophysical Research Letters 2023-07-05

Seasonal tropical cyclone (TC) forecasting has evolved substantially since its commencement in the early 1980s. However, present operational seasonal TC services still do not meet requirements of society and stakeholders: current products are mainly basin-scale information, while more detailed sub-basin scale information such as potential risks landfall is anticipated for decision making. To fill this gap make science move forward, paper reviews recent research development forecasting. In...

10.1016/j.tcrr.2023.09.003 article EN cc-by-nc-nd Tropical Cyclone Research and Review 2023-09-01

Abstract A hybrid dynamical–statistical model is developed for predicting the accumulated cyclone energy (ACE)—a measure that can synthesize genesis number, mean life span, and intensity of tropical cyclones (TCs)—in typhoon season (June–October) over western North Pacific (WNP) using data from both observations seasonal forecasts National Centers Environmental Prediction’s (NCEP’s) Climate Forecast System, version 2 (CFSv2). The built on relationships between observed ACE large-scale...

10.1175/jcli-d-15-0059.1 article EN other-oa Journal of Climate 2015-10-29
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