Results 121 to 130 of about 2,307,870 (216)

Material Composition Gradient Controls the Autonomous Opening of Banksia Seed Pods in Fire‐Prone Habitats

open access: yesAdvanced Functional Materials, EarlyView.
The seed pod valves of Australian Banksia attenuata plants are not simply bi‐layers which bend when dry. These experiments and models reveal complex mechanics, which allow seed release only after several steps of seed pod opening. Stiffness gradients prevent delamination of the valves during loading, and a shape‐memory function protects the seeds ...
Friedrich Reppe   +7 more
wiley   +1 more source

Positional Convergence Spasm: A Case Report. [PDF]

open access: yesCureus
Mamardashvili G   +3 more
europepmc   +1 more source

CONVERGENCE [PDF]

open access: yesBritish Journal of Ophthalmology, 1941
openaire   +2 more sources

Evidence of Long‐Range Dzyaloshinskii–Moriya Interaction at Ferrimagnetic Insulator/Nonmagnetic Metal Interfaces

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates that in sputter‐deposited Tb3Fe5O12 (TbIG)/nonmagnetic metal (NM) heterostructures, the interfacial Dzyaloshinskii–Moriya Interaction (DMI) originates at the TbIG/NM interface. Furthermore, measurements suggest a significant interfacial DMI arising from a second non‐local interface, created by inserting a Cu spacer layer between
Stefano Fedel   +6 more
wiley   +1 more source

Over-convergence on the circle of convergence

open access: yesDuke Mathematical Journal, 1947
Erdös, Paul, Piranian, George
openaire   +3 more sources

Analyzing Electronic Excitations and Exciton Binding Energies in Y6 Films

open access: yesAdvanced Functional Materials, EarlyView.
The Y6 molecule is used for increasing the efficiency of organic solar cells. The exciton binding energy is calculated for ensembles of Y6 molecules that are representative of the typically used films. The calculations show that the excitons typically spread out over many molecules.
Sahar Javaid Akram   +2 more
wiley   +1 more source

Early signs of strong El Niño-Southern Oscillation episodes. [PDF]

open access: yesSci Rep
Zhong W, Sullivan A, Borzelli GLE, Li Z.
europepmc   +1 more source

Convergence in length and convergence in area

open access: yesDuke Mathematical Journal, 1942
Radó, T., Reichelderfer, P.
openaire   +3 more sources

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