Results 51 to 60 of about 597,194 (236)

Morphology and tectonics of the Mid-Atlantic Ridge, 7°–12°S

open access: yes, 2003
We present swath bathymetric, gravity, and magnetic data from the Mid-Atlantic Ridge between the Ascension and the Bode Verde fracture zones, where significant ridge–hot spot interaction has been inferred.
T. A. Minshull   +5 more
core   +1 more source

Halide Perovskite: A Rich Source of Thermal Insulator

open access: yesAdvanced Science, EarlyView.
Halide perovskites exhibit ultralow thermal conductivity driven by intrinsic lattice softness and strong anharmonicity, falling below conventional defect‐engineering limits. Weak metavalent bonding, A‐site rattling, and dynamic octahedral tilting drive phonon scattering to the Ioffe–Regel limit, where wave‐like tunneling replaces particle‐like ...
Haolin Ye   +3 more
wiley   +1 more source

Interpretation of the gravity anomalies of Bahia state Brazil [PDF]

open access: yes, 1986
This thesis describes the gravity interpretation of Bahia State, Brazil, which comprises the northern Sao Francisco craton, the Upper Proterozoic fold belts and the basins adjacent to the continental margin. The study centres on the isostatic analysis of
Ussami, Naomi
core  

Groundwater Rise Sustains the World's Largest Alpine Water System Under Global Warming

open access: yesAdvanced Science, EarlyView.
Shallow groundwater depth (SGWD) across the non‐permafrost plains of the Qinghai–Xizang Plateau decreased at averagely 0.02 m year−1, adding 31.44 Gt of freshwater storage from 2000 to 2020 and sustaining ∼53 500 km2 of alpine ecosystems. A vadose‐zone capacity of 426.6 Gt reveals these aquifers as promising reservoirs, highlighting groundwater's ...
Jianqing Du   +15 more
wiley   +1 more source

Interpretation of the aeromagnetic anomalies of mainland Scotland using pseudogravimetric transformation and other methods [PDF]

open access: yes, 1990
A procedure to upward continue magnetic anomalies observed on an irregular surface onto a horizontal plane has been developed and applied to the aeromagnetic map of Great Britain.
Taib, Samsudin Hj.
core  

Spontaneous Cyclic Levitation of Glycerol‐Water Droplets at Low Pressures

open access: yesAdvanced Science, EarlyView.
Under low pressure, a minute glycerol addition transforms the chaotic dynamics of freezing water droplets into cyclic levitation. Freeze‐concentration preserves liquid pathways that relax expansion‐induced stress, while freezing point depression weakens asymmetric vaporization recoil.
Chen Xu   +10 more
wiley   +1 more source

Analysis of the Influence of Different Reference Models on Recovering Gravity Anomalies from Satellite Altimetry

open access: yesRemote Sensing
A satellite altimetry mission can measure high-precision sea surface height (SSH) to recover a marine gravity field. The reference gravity field model plays an important role in this recovery.
Yu Han   +4 more
doaj   +1 more source

Pesticide MRLs as Trade Barriers: Evidence From Vietnam's Coffee and Rice Exporters

open access: yesAgribusiness, EarlyView.
ABSTRACT As tariffs have declined globally through bilateral and regional trade agreements, food safety standards have emerged as significant determinants of agricultural trade flows. This study examines the impact of maximum residue limits (MRLs) for five pesticides—Azoxystrobin, Chlorpyrifos, Chlorantraniliprole, Clothianidin, and Cyhalothrin—on ...
Nhat Mai Nguyen   +2 more
wiley   +1 more source

Three-dimensional topographic and gravity anomaly maps in the vicinity of Mizuho Plateau, East Antarctica

open access: yesAntarctic Record, 1991
A re-compilation of gravity data around Syowa Station, East Antarctica (68°-78°S, 25°-55°E) was made, to present three-dimensional contour maps of gravity anomalies. Ice sheet and bedrock topography contour maps were also obtained.
Toshiyasu Nagao   +2 more
doaj   +1 more source

Residual Bouguer satellite gravity anomalies reveal basement grain and structural elements of the Vøring Margin, off Norway [PDF]

open access: yes, 2002
Free-air gravity data from satellite altimetry and ship-track derived bathymetry data are used to calculate a residual Bouguer gravity anomaly map for the mid-Norwegian Margin.
Berndt, Christian
core  

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