Results 61 to 70 of about 1,235,817 (343)

Evaluation of ASTER GDEM in the northeastern margin of Tibetan Plateau in gravity reduction

open access: yesGeodesy and Geodynamics, 2017
In this paper, we first transferred the normal height of ASTER GDEM v2 to GPS ellipsoidal height based on the EGM96, and analyzed the precision of this digital elevation model in the northeastern margin of Tibetan Plateau (NETP) combining with 89 ground ...
Guoqing Zhang   +4 more
doaj   +1 more source

Predicting Performance of Hall Effect Ion Source Using Machine Learning

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
This study introduces HallNN, a machine learning tool for predicting Hall effect ion source performance using a neural network ensemble trained on data generated from numerical simulations. HallNN provides faster and more accurate predictions than numerical methods and traditional scaling laws, making it valuable for designing and optimizing Hall ...
Jaehong Park   +8 more
wiley   +1 more source

Effects of Interferometric Radar Altimeter Errors on Marine Gravity Field Inversion

open access: yesSensors, 2020
The traditional altimetry satellite, which is based on pulse-limited radar altimeter, only measures ocean surface heights along tracks; hence, leads to poorer accuracy in the east component of the vertical deflections compared to the north component ...
Xiaoyun Wan   +5 more
doaj   +1 more source

Evaluation of the Tectonic Boundaries Using Potential Data at Al-Tharthar Lake and Surrounding Area, Middle of Iraq

open access: yesIraqi Geological Journal, 2022
The gravity and magnetic data of Al-Tharthar lake and surrounding areas in central Iraq were considered to study the tectonic situation in the area.
Shams J. Al-Hadithi, Ahmed S. Al-Banna
doaj   +1 more source

Anomalous Fermion Mass Generation at Three Loops [PDF]

open access: yes, 2012
We present a novel mechanism for generating gauge-invariant fermion masses through global anomalies at the three loop level. In a gauge theory, global anomalies are triggered by the possible existence of scalar or pseudoscalar states and heavy fermions ...
Pilaftsis, Apostolos
core   +1 more source

Anomalies of the Vertical Gradient of Gravity Associated with Anomalies of Gravity.

open access: yesJournal of Physics of the Earth, 1952
The gravity anomaly is necessarily associated with the anomaly of the vertical gradient of gravity. The relation between the two kinds of anomaly has been invest gated. The anomaly of the vertical gradient is sometimes too large to be neglected in the free air reduction of gravity.
openaire   +2 more sources

Lymphatic Abnormalities in Noonan Syndrome Extend Beyond Clinically Apparent Disease

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Lymphatic disease represents a well‐described manifestation of Noonan syndrome (NS), yet the full phenotypic spectrum remains incompletely characterized, especially in asymptomatic individuals. We conducted a cross‐sectional study including 10 individuals with NS (four with peripheral lymphedema and six without) and 10 age‐ and sex‐matched ...
Inger Norlyk Sheyanth   +7 more
wiley   +1 more source

Gravity Anomalies of the Eastern Mediterranean

open access: yesBulletin of the Mineral Research and Exploration, 1973
Eastern Mediterranean gravity anomalies, supplemented by Anatolian anomalies and linear correlation coefficient analysis of gravity values and topographic elevation along several profiles in Anatolia are evaluated.
H. Fethullah ÖZELÇİ
doaj  

Thermal Conductance and Mass Transport of Brinkman‐Type Nanofluids Across Porous Plates: A Prabhakar‐Fractional Approach

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT The paper establishes an advanced computing algorithm to investigate the thermosolutal dynamics of an electrically conductive Brinkman‐type nanofluid that moves in a porous channel, and the fluid is acted on by an inclined magnetic field exerted externally.
Urwa Shehbaz   +4 more
wiley   +1 more source

On the anomalies of gravity

open access: yes, 2001
8 pages, submitted to GRG.
openaire   +2 more sources

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