Results 1 to 10 of about 5,231 (100)

Forest Fire Patterns and Lightning-Caused Forest Fire Detection in Heilongjiang Province of China Using Satellite Data

open access: yesFire, 2023
Large forest fires can cause significant damage to forest ecosystems and threaten human life and property. Heilongjiang Province is a major forested area in China with the highest number and concentration of lightning-caused forest fires in the country ...
Qiangying Jiao   +5 more
doaj   +1 more source

Giant Outer Transiting Exoplanet Mass (GOT ’EM) Survey. III. Recovery and Confirmation of a Temperate, Mildly Eccentric, Single-transit Jupiter Orbiting TOI-2010

open access: yesThe Astronomical Journal, 2023
Large-scale exoplanet surveys like the Transiting Exoplanet Survey Satellite (TESS) mission are powerful tools for discovering large numbers of exoplanet candidates.
Christopher R. Mann   +50 more
doaj   +1 more source

Multi-Scene Doppler Power Spectrum Modeling of LEO Satellite Channel Based on Atlas Fingerprint Method

open access: yesIEEE Access, 2021
The modeling of low earth orbit (LEO) satellite channel depends on its Doppler power spectrum. Due to satellite during transit, diversity and dynamic channel scene, the modeling of Doppler power spectrum has two serious problems: one is that the shape of
Wen Liu   +7 more
doaj   +1 more source

Measuring positive public transit accessibility using big transit data

open access: yesGeo-spatial Information Science, 2021
Most of the current existing accessibility measures quantify the potential of reaching desirable opportunities across space and time. Nevertheless, these potential measurements only illustrate the maximum possible accessibility a person can have, which ...
Tong Zhang, Wenyuan Zhang, Zhenxuan He
doaj   +1 more source

The chemokine receptor CXCR4 regulates satellite cell activation, early expansion, and self-renewal, in response to skeletal muscle injury

open access: yesFrontiers in Cell and Developmental Biology, 2022
Acute skeletal muscle injury is followed by satellite cell activation, proliferation, and differentiation to replace damaged fibers with newly regenerated muscle fibers, processes that involve satellite cell interactions with various niche signals.
Ahmed S. Shams   +17 more
doaj   +1 more source

A Blind Search for Transit Depth Variability with TESS

open access: yesThe Astronomical Journal, 2023
The phenomenon of transit depth variability offers a pathway through which processes such as exoplanet atmospheric activity and orbital dynamics can be studied.
Gavin Wang, Néstor Espinoza
doaj   +1 more source

A Tool Development of Mass Properties Database of a Satellite [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2003
One of the mechanical system engineer's tasks of a satellite design and development is to make the control plan, keep track and estimate the characteristics of system mass properties.
Hong-Youl Moon, Gyu-Sun Kim
doaj   +1 more source

Case report: Therapeutic potential of T-VEC in combination with MEK inhibitors in melanoma patients with NRAS mutation

open access: yesFrontiers in Oncology, 2023
Mutations in the NRAS gene are common alterations in malignant melanoma. However, there are no specific treatment options approved for NRAS-mutated melanoma patients besides immune checkpoint inhibition.
Sonja C. S. Simon   +6 more
doaj   +1 more source

Application of CO2 laser evaporation in locally advanced melanoma

open access: yesMelanoma Management, 2019
Aim: This study aims to investigate the role of CO2 laser evaporation in the treatment of melanoma patients with satellite or in-transit metastases. Materials & methods: Patients who underwent CO2 laser evaporation were retrospectively included between ...
Otis M Vrielink   +3 more
doaj   +1 more source

Revisiting the Transit Timing and Atmosphere Characterization of the Neptune-mass Planet HAT-P-26 b

open access: yesThe Astronomical Journal, 2023
We present a transit-timing variation (TTV) and planetary atmosphere analysis of the Neptune-mass planet HAT-P-26 b. We present a new set of 13 transit light curves from optical ground-based observations and combine them with light curves from the Wide ...
Napaporn A-thano   +13 more
doaj   +1 more source

Home - About - Disclaimer - Privacy