Zobrazeno 1 - 10
of 106
pro vyhledávání: '"Junghee Park"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract Stratified water columns are often found in lakes and oceans. Stratifications result from differences in density due to salt concentration, temperature, solid content and oxygenation. The stability of stratifications affects bioactivity, sed
Externí odkaz:
https://doaj.org/article/6d4409b2324c484e9318883037b8ce55
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 5, Pp 1709-1721 (2024)
Although the internal stress state of soils can be affected by repetitive loading, there are few studies evaluating the lateral stress (or K0) of soils under repetitive loading. This study investigates the changes in K0 and directional shear wave vel
Externí odkaz:
https://doaj.org/article/21da869c2ce140f983172b279ad94872
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-10 (2022)
Abstract Foam cement is an engineered lightweight material relevant to a broad range of engineering applications. This study explores the effects of aluminum chips on cement-bentonite slurry expansion, pressure development, and the evolution of pore
Externí odkaz:
https://doaj.org/article/a5f44a0df8e34bf6820d3d83c7ab20d7
Autor:
Dong Hyun Lee, Taehyun Park, Taeho Jeong, Youngkyun Jung, Junghee Park, Nackyong Joo, Uiyeon Won, Hocheon Yoo
Publikováno v:
Frontiers in Materials, Vol 10 (2023)
Molybdenum disulfide (MoS2) has great potential for next-generation electronic devices. On the other hand, stable doping methods are required to adjust its physical properties so MoS2 can be utilized in practical applications, such as transistors and
Externí odkaz:
https://doaj.org/article/cf44a6be278a42019adf6e3915054b75
Autor:
Junghee Park, Jongchan Kim
Publikováno v:
Sensors, Vol 23, Iss 21, p 8709 (2023)
Interfacial tension varies with temperature. This paper investigates the effects of temperature-dependent interfacial tension on shear wave velocity. We designed a nylon cell equipped with bender elements in a cross-hole configuration to measure the
Externí odkaz:
https://doaj.org/article/957d05eb2516495c837d6748bfd13661
Autor:
Kyung Min Lim, Ji‐Hye Han, Yoonjoo Lee, Junghee Park, Ahmed Abdal Dayem, Seung‐Hyun Myung, Jongyub An, Kwonwoo Song, Geun‐Ho Kang, Sejong Kim, Sangwoo Kwon, Kyung Sook Kim, Ssang‐Goo Cho, Tae‐Hyoung Kim
Publikováno v:
Journal of Extracellular Vesicles, Vol 11, Iss 10, Pp n/a-n/a (2022)
Abstract Extracellular vesicles (EVs) are nano‐sized membranous structures involved in intercellular communication and various physiological and pathological processes. Here, we present a novel method for rapid (within 15 min), large‐scale produc
Externí odkaz:
https://doaj.org/article/8b950c22b3f242f595ee265e823b91ef
Autor:
Junghee Park, J. Carlos Santamarina
Publikováno v:
Scientific Reports, Vol 10, Iss 1, Pp 1-7 (2020)
Abstract Cell counts decrease with sediment depth. Typical explanations consider limiting factors such as water availability and chemistry, carbon source, nutrients, energy and temperature, and overlook the role of pore size. Our analyses consider se
Externí odkaz:
https://doaj.org/article/5f31cea695d343a9a11ba3942d38dc05
Publikováno v:
Advances in Civil Engineering, Vol 2022 (2022)
This study employs geostatistical and artificial intelligence (AI) methods to estimate the degree of ground improvement after dynamic compaction. We implement artificial neural network (ANN) and random forest (RF) for artificial intelligence spatial
Externí odkaz:
https://doaj.org/article/1be8d8022f7346d48dcfcb3a006eba2d
Publikováno v:
Vadose Zone Journal, Vol 20, Iss 6, Pp n/a-n/a (2021)
Abstract Unsaturated soils in vadose zones often experience periodic phase changes during seasonal temperature fluctuations. The liquid in partially saturated soils significantly affects the physical and chemical processes associated with the phase t
Externí odkaz:
https://doaj.org/article/fd96a03f5ee8434e947e85aa365ec044
Publikováno v:
Sensors, Vol 21, Iss 9, p 2992 (2021)
Freeze-thaw cycles caused by seasonal temperature fluctuations significantly affect the geotechnical engineering properties. This study investigated the crucial role of water distribution patterns in the characterization of elastic wave properties fo
Externí odkaz:
https://doaj.org/article/f54354fd7b124136be23bd401a8b2c7d