Results 31 to 40 of about 24,212,222 (226)

Preliminary Estimations of Mars Atmospheric and Ionospheric Profiles from Tianwen-1 Radio Occultation One-Way, Two-Way, and Three-Way Observations

open access: yesRemote Sensing, 2023
The radio occultation method, one of the methods used to provide planetary atmospheric profiles with high vertical resolution, was applied to China’s first Mars mission, Tianwen-1.
Min Liu   +8 more
doaj   +1 more source

Research on internal gravity waves in the Martian atmosphere based on Tianwen-1 and Mars Global Surveyor occultation data

open access: yesEarth and Planetary Physics
Internal gravity waves (IGWs) are critical in driving Martian atmospheric motion and phenomena. This study investigates Martian IGWs by using high-resolution data from China’s Tianwen-1 mission and the National Aeronautics and Space Administration’s Mars
Luo Xiao   +4 more
doaj   +2 more sources

Reviewing in situ analytical techniques used to research Martian geochemistry: From the Viking Project to the MMX future mission [PDF]

open access: yes, 2022
[EN] The study of space has always been a field of great interest and thus space missions are becoming more and more ambitious with time. Therefore, with the 50th anniversary of the first spacecraft to land on Mars, a review about how traditional ...
Aramendia Gutiérrez, Julene   +3 more
core   +1 more source

Exploring the Link: Marijuana Use Patterns and Their Impact on Coronary Heart Disease Risk. [PDF]

open access: yesClin Cardiol
ABSTRACT Background As marijuana use increases globally, understanding its cardiovascular impact is crucial. This study investigates the relationship between marijuana use patterns and coronary heart disease (CHD) risk. Methods Using 2023 Behavioral Risk Factor Surveillance System data, we conducted cross‐sectional analysis examining marijuana ...
Wei T   +8 more
europepmc   +2 more sources

Interplanetary Coronal Mass Ejections and Stream Interaction Regions Observed by Tianwen-1 and MAVEN at Mars

open access: yesThe Astrophysical Journal Supplement Series, 2023
The Tianwen-1 spacecraft is China's first Mars exploration mission. The Mars Orbiter Magnetometer (MOMAG) is a scientific instrument on board the Tianwen-1 mission that is designed to study magnetic fields at Mars, including the solar wind to the ...
Yutian Chi   +24 more
doaj   +1 more source

MRI-based radiomics models for early predicting pathological response to neoadjuvant chemotherapy in triple-negative breast cancer: A systematic review and meta-analysis. [PDF]

open access: yesJ Appl Clin Med Phys
Abstract Objective This meta‐analysis evaluates the accuracy of MRI‐based radiomics in predicting pathological complete response (pCR) to neoadjuvant chemotherapy (NAC) in triple‐negative breast cancer (TNBC) patients. Methods A systematic search of PubMed, Cochrane Library, Embase, Scopus, and Web of Science was conducted up to September 2024.
Zhang J, Wu Q, Lei P, Zhu X, Li B.
europepmc   +2 more sources

Mars Mineralogical Spectrometer (MMS) on the Tianwen-1 Mission [PDF]

open access: yesSpace Science Reviews, 2021
AbstractThe Mars Mineralogical Spectrometer (MMS) is a hyperspectral imager onboard the Mars orbiter of Tianwen-1, China’s first Mars exploration mission. MMS consists of 4 subassemblies: an Optical Sensor Unit (OSU), an Electronics Unit (EU), a Calibration Unit (CU), and a Thermal Control Accessories (TCA).
Zhiping He   +20 more
openaire   +1 more source

Proton pitch angle distributions in the Martian induced magnetosphere: A survey of Tianwen-1 Mars Ion and Neutral Particle Analyzer observations [PDF]

open access: yes, 2023
The pitch angle distributions of ions and electrons can be affected by various processes; thus, they can serve as an important indicator of the physical mechanisms driving the dynamics of space plasmas.
AiBing Zhang   +16 more
core   +1 more source

Stochastic hyperbola fitting, probabilistic inversion, reverse-time migration and clustering : A novel interpretation toolbox for in-situ planetary radar [PDF]

open access: yes, 2023
Peer reviewedPublisher ...
Giannakis, Iraklis   +5 more
core   +4 more sources

Phenomenology of plume–surface interactions and preliminary results from the Tianwen-1 landing crater on Mars

open access: yesEarth and Planetary Physics, 2023
The plume–surface interaction (PSI) is a common phenomenon that describes the environment surrounding the landers resulting from the impingement of hot rocket exhaust on the regolith of planetary bodies.
Tao Xu   +8 more
doaj   +1 more source

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