A comprehensive model for pickup ion formation at the Moon

AR Poppe, JS Halekas, Y Harada - Journal of Geophysical …, 2022 - Wiley Online Library
The lunar exosphere is an ensemble of multiple overlapping, noninteracting neutral
distributions that reflect the primary physical processes acting on the lunar surface. While …

Turbulence dynamics and flow speeds in the inner solar corona: Results from radio-sounding experiments by the Akatsuki spacecraft

RN Jain, RK Choudhary, A Bhardwaj… - Monthly Notices of …, 2023 - academic.oup.com
The solar inner corona is a region that plays a critical role in energizing the solar wind and
propelling it to supersonic and supra-Alfvénic velocities. Despite its importance, this region …

On the estimation of frequency residuals in a radio occultation experiment

KR Tripathi, RK Choudhary… - Monthly Notices of the …, 2022 - academic.oup.com
In the radio occultation (RO) experiments, the difference between observed and predicted
Doppler, called frequency residuals, form basic input data to retrieve the vertical profiles of …

Quantification of errors in the planetary atmospheric profiles derived from radio occultation measurements

KR Tripathi, RK Choudhary - Earth and Space Science, 2022 - Wiley Online Library
Radio occultation (RO) measurement is an established technique for profiling planetary
atmosphere/ionosphere. The accuracy of the derived physical parameters (atmospheric …

Investigating the Moon's interaction with the terrestrial magnetotail lobe plasma

L Liuzzo, AR Poppe, JS Halekas… - Geophysical …, 2021 - Wiley Online Library
We present observations of the Moon's plasma interaction in Earth's magnetotail lobes by
the ARTEMIS mission, and compare these to hybrid model results to constrain the global …

Indian Network for Space Weather Impact Monitoring (InSWIM): An initiative to observe and model the low latitude ionosphere over the Indian longitudes

RK Choudhary, KM Ambili, C Vineeth, A Potdar… - Advances in Space …, 2024 - Elsevier
Abstract The Space Physics Laboratory (SPL) of Vikram Sarabhai Space Centre (VSSC) has
launched a science program called the Indian network for Space Weather Impact Monitoring …

[图书][B] Radio science techniques for deep space exploration

SW Asmar - 2022 - books.google.com
Explore the development and state-of-the-art in deep space exploration using radio science
techniques In Radio Science Techniques for Deep Space Exploration, accomplished …

Exploring the influence of the 'Smiley Sun'on the dynamics of inner solar corona and near-Earth space environment

RN Jain, RK Choudhary… - Monthly Notices of the …, 2024 - academic.oup.com
The image captured by SDO/AIA (Solar Dynamics Observatory) in the 193 Å ultraviolet
channel from 2022 October 25–27, unveiled a remarkable trio of dark coronal holes near the …

Limits on the Density of the Lunar Ionosphere: ARTEMIS Observations

HW Shen, JS Halekas, AR Poppe - The Astrophysical Journal, 2023 - iopscience.iop.org
Abstract The Moon of our Earth has a tenuous atmosphere, known as an exosphere. The
ionization of this exosphere is speculated to possibly form a weak ionosphere. Some radio …

A study on the characteristic features of the lunar ionosphere using dual frequency radio science (DFRS) experiment onboard chandrayaan-2 orbiter

KR Tripathi, RK Choudhary, KM Ambili… - Monthly Notices of …, 2022 - academic.oup.com
We present 'first of its kind'measurements of the enhanced integrated electron density
profiles (iEDPs) at the lunar wake and trans-terminator regions using radio occultation (RO) …