Results 51 to 60 of about 38,083 (229)

INTERPRETATION OF REMOTE SENSING DATA BASED ON THE ANALYSIS OF LANDSCAPE FORMING FACTORS [PDF]

open access: yesGeo Journal of Tourism and Geosites
This article discusses the methodology for assessing the natural and recreational potential of landscapes in the Nura River basin. Based on this assessment, it is possible to make a component-by-component evaluation of the natural and recreational ...
Tangal TURSYNOVA   +11 more
doaj   +1 more source

Environmental factors affecting the formation and occurrence of natural hazards rural settlements Silakhor Plains in Lorestan Province [PDF]

open access: yesمخاطرات محیط طبیعی, 2016
In principle, the appearance of a village more than anything is dependent upon the environmental conditions and geographical position. Thus identifying the environmental factors which influence the formation of rural habitats is highly important.
Dariush Yarahmadi, Siyamack Sharafi
doaj   +1 more source

Development of a Three‐Axis Planar Hall Magnetoresistance Sensor Using a Superparamagnetic Nanoparticle‐Based Flux Guide

open access: yesAdvanced Functional Materials, EarlyView.
A printed superparamagnetic nanoparticle‐based flux guide enables the realization of a hysteresis‐free three‐axis magnetic sensor. This innovative architecture efficiently redirects out‐of‐plane fields to planar sensing elements, facilitating simultaneous vector detection without complex reset protocols.
Changyeop Jeon   +10 more
wiley   +1 more source

On the Divergent Evolution of Io and Europa as Primordial Ocean Worlds

open access: yesThe Astrophysical Journal
The Galilean moons exhibit a decrease in bulk density with distance from Jupiter, which may reflect differences in evolutionary paths and water loss. Early in its history, Jupiter was more luminous, which may have driven substantial atmospheric escape on
Yannis Bennacer   +2 more
doaj   +1 more source

Giant Magnetic Coercivity Driven by Spin‐Bag Ferromagnetism in Epitaxial Sr3YCo4O10+δ Films with Engineered 2D Oxygen Vacancy Ordering

open access: yesAdvanced Functional Materials, EarlyView.
A giant magnetic coercivity and a vertical shift of hysteresis loops are demonstrated in Sr3YCo4O10+δ epitaxial films. The hard magnetic behavior originates from ferromagnetic spin bags stabilized within a long‐range ordered oxygen‐vacancy structure.
Yanbin Chen   +12 more
wiley   +1 more source

Configuration Design Method of Mega Constellation for Low Earth Orbit Observation

open access: yesSpace: Science & Technology
The configuration optimization design of Low Earth Orbit observation mega constellation in complex space environment is a nonlinear problem that is difficult to solve analytically.
Yuheng Yang   +5 more
doaj   +1 more source

Optical Signature of Moiré Superlattices Formed by Twisted SrTiO3 Membranes

open access: yesAdvanced Functional Materials, EarlyView.
We discover optical signatures from bonded interfaces in twisted SrTiO3 moiré superlattices, including low‐frequency Raman vibrational modes and strong second‐harmonic generation, consistent with strong interlayer coupling inferred from cross‐sectional electron microscopy and ab initio calculations. ABSTRACT Moiré superlattices formed at the interfaces
T. A. M. Ragib Shahriar   +13 more
wiley   +1 more source

From Photoalignment to Structured Light: Liquid Crystal Platforms for Beam Shaping and Complex Wavefronts

open access: yesAdvanced Functional Materials, EarlyView.
Photoaligned and photopatterned liquid crystal platforms provide programmable control of optical phase, polarization, and spin‐orbit interactions, enabling compact generation of structured light and complex wavefronts. This review highlights how tailored molecular orientations transform simple beams into designed optical fields, opening versatile ...
Le Zhou   +6 more
wiley   +1 more source

The Role of Ammonia in the Distribution of Volatiles in the Primordial Hydrosphere of Europa

open access: yesThe Planetary Science Journal
The presence of a hydrosphere on Europa raises questions about its habitability, and studies of its volatile inventory can provide insight into its formation process. Different scenarios suggest that Europa's volatiles could be derived from cometary ices
Alizée Amsler Moulanier   +3 more
doaj   +1 more source

Interface Engineering via Sb2Te3 Deposition Enables High‐Performance SWCNT Film Thermoelectrics

open access: yesAdvanced Functional Materials, EarlyView.
SWCNTs are promising for flexible thermoelectrics but suffer from low performance. Here, cold‐pressed SWCNT films combined with deposited Sb2Te3 form engineered interfaces that enhance charge transport and energy filtering. The composite achieves a high power factor (25.82 µW cm−1 K−2) and delivers a power density of 3 mW cm−2 at ΔT = 40 K, with ...
Yuan‐Meng Liu   +11 more
wiley   +1 more source

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