Results 91 to 100 of about 13,812 (297)

Postcard of Martha Washington's Statue in the Mammoth Cave of Kentucky

open access: yes, 2019
Postcard of a picture of the ghost-like Statue of Martha Washington that flashes between the high rugged wall of the Main Avenue of Mammoth Cave.Digitization of the Kentucky Postcard collection was sponsored in part by a grant from the Kentucky ...
Mammoth Cave Operating Committee
core  

Evidence for Itinerant Ferromagnetic Flat Bands Producing Large Transverse Responses

open access: yesAdvanced Materials, EarlyView.
Itinerant ferromagnetic flat bands are demonstrated in GdCo5 with a high Curie temperature of 940K, a stacked honeycomb–kagome lattice, through angle‐resolved photoemission spectroscopy and magneto‐thermoelectric measurements. These topological flat bands generate large Berry curvaturte, producing gigantic anomalous Nernst effect with record‐high ...
Susumu Minami   +15 more
wiley   +1 more source

Postcard of Golden Fleece, Mammoth Cave, Ky. Frozen Niagara entrance

open access: yes, 2019
Postcard of a picture of the Golden Fleece formation in Mammoth Cave, Ky.Digitization of the Kentucky Postcard collection was sponsored in part by a grant from the Kentucky Department of Libraries and ...
National Park Concessions
core   +1 more source

A mammoth task: stable isotope analyses as a tool to prevent illegal trade of elephant ivory

open access: yesFrontiers in Ecology and Evolution
Although mammoth ivory was claimed as a substitute to elephant ivory, there are several issues with the current methods to differentiate the two ivory, which provided a loophole to laundering and illegal trade. To contribute to developing efficient tools
Maria E. A. Santos   +11 more
doaj   +1 more source

Mammoth Cave Hotel Coffee Shop Menu

open access: yes, 1960
Mammoth Cave Hotel Coffee Shop, Mammoth Cave, Ky. menu. Illustrated on the cover with a photo of Crystal Lake in Mammoth Cave. Back cover includes a listing of 5 locations for National Park Concessions, Inc. 21.6 x 14 cm.
Mammoth Cave National Park
core  

Azobenzene's Cross‐Scale Optics and Photonics: Molecular Photoswitching, Mesoscopic Material Motions, and Adaptive Devices

open access: yesAdvanced Materials, EarlyView.
Azobenzene photoswitches translate molecular‐scale E/Z photoisomerization into macroscopic material responses and device‐level photonic functions. This Review highlights how azobenzene research has evolved from molecular photochemistry to photoalignment, mass migration, photomechanics, and heat release, ultimately enabling holography, reconfigurable ...
Heeju Son   +20 more
wiley   +1 more source

Postcard of Ruins of Karnak in Mammoth Cave, Ky.

open access: yes, 2019
Postcard of a picture of limestone pillars reminiscent of the Temple of Karnak in Egypt located in Mammoth Cave, Ky.Digitization of the Kentucky Postcard collection was sponsored in part by a grant from the Kentucky Department of Libraries and ...
National Park Concessions
core   +1 more source

Mitochondrial genomes of Pleistocene megafauna retrieved from recent sediment layers of two Siberian lakes

open access: yeseLife
Ancient environmental DNA (aeDNA) from lake sediments has yielded remarkable insights for the reconstruction of past ecosystems, including suggestions of late survival of extinct species.
Peter Andreas Seeber   +9 more
doaj   +1 more source

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

open access: yesAdvanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj   +8 more
wiley   +1 more source

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