Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Yeonsu Lee"'
Publikováno v:
npj Climate and Atmospheric Science, Vol 7, Iss 1, Pp 1-12 (2024)
Abstract Increasing heatwave intensity and mortality demand timely and accurate heatwave prediction. The present study focused on teleconnection, the influence of distant land and ocean variability on local weather events, to drive long-term heatwave
Externí odkaz:
https://doaj.org/article/d6f70a9ae0fc48bc89f7024d54aee8c2
Publikováno v:
Frontiers in Public Health, Vol 12 (2024)
IntroductionThe COVID-19 pandemic has profoundly impacted global health systems, requiring the monitoring of infection waves and strategies to control transmission. Estimating the time-varying reproduction number is crucial for understanding the epid
Externí odkaz:
https://doaj.org/article/1e7f14cbb1bb4451879cc83952ca2b65
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 122, Iss , Pp 103408- (2023)
Urban thermal environment should be analyzed by considering the dynamic structural changes as cities grow both horizontally and vertically. Local Climate Zone (LCZ) scheme can describe built-up areas in detail, mainly based on density and height; how
Externí odkaz:
https://doaj.org/article/3de4e43133fb4ac6b554caf2266ee763
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 110, Iss , Pp 102827- (2022)
Spatial downscaling effectively produces high spatiotemporal resolution land surface temperature (LST) in urban areas. Although nighttime LST is an essential indicator in urban thermal research, few LST downscaling studies have focused on nighttime i
Externí odkaz:
https://doaj.org/article/1ea5ef7a3b0f449d87b9bed6d2135f27
Publikováno v:
GIScience & Remote Sensing, Vol 57, Iss 5, Pp 633-649 (2020)
The reliable and robust monitoring of air temperature distribution is essential for urban thermal environmental analysis. In this study, a stacking ensemble model consisting of multi-linear regression (MLR), support vector regression (SVR), and rando
Externí odkaz:
https://doaj.org/article/71139cacbf1d44b4ae9f23b40e0855f2
Publikováno v:
Sensors, Vol 22, Iss 23, p 9490 (2022)
In this study, an electrostatically driven vertical MEMS actuator was designed using a hollow square electrode. To attain vertical actuation, a hollow square-shaped electrode was designed on the glass substrate. The silicon proof mass, containing a s
Externí odkaz:
https://doaj.org/article/8fec162996cb4620b9d38d79eea4551e
Autor:
Sung-min Sim, Yeonsu Lee, Hye-Lim Kang, Youngsuk Hwang, Chi-Hyun Park, Ignacio Llamas-Garro, Jung-Mu Kim
Publikováno v:
Micro and Nano Systems Letters, Vol 6, Iss 1, Pp 1-6 (2018)
Abstract In this paper, a stress and fracture study, occurring during the chemical mechanical polishing (CMP) of anodically bonded substrates is presented. The samples contain glass pillars, used to form the glass cavities and a silicon substrate sea
Externí odkaz:
https://doaj.org/article/074b0d2080ea4bdf8378ed2925983c64
Publikováno v:
Remote Sensing, Vol 14, Iss 8, p 1815 (2022)
A high spatio-temporal resolution land surface temperature (LST) is necessary for various research fields because LST plays a crucial role in the energy exchange between the atmosphere and the ground surface. The moderate-resolution imaging spectrora
Externí odkaz:
https://doaj.org/article/5b6650422ea54b95953d9c8e7108b506
Publikováno v:
Micromachines, Vol 12, Iss 8, p 998 (2021)
In this study, a micromachined chip in Otto configuration with multiple air-gaps (1.86 μm, 2.42 μm, 3.01 μm, 3.43 μm) was fabricated, and the resonance characteristics for each air-gap was measured with a 980 nm laser source. To verify the variab
Externí odkaz:
https://doaj.org/article/ec4550a8926244d5a146da896597c20f
Publikováno v:
Micromachines, Vol 12, Iss 9, p 1053 (2021)
In this study, a polyethyleneimine (PEI)-functionalized carbon nanotube (CNT) sensor was fabricated for carbon dioxide detection at room temperature. Uniform CNT thin films prepared using a filtration method were used as resistive networks. PEI, whic
Externí odkaz:
https://doaj.org/article/323c8044ffaf42009f39b9e9c7bc3e15