Results 151 to 160 of about 165,292 (342)

Probing the Challenge of P‐Type Semiconductors in Long‐Chain VOC Detection: 3D Micro‐Flower Zinc Cobaltate Heterojunction Sensors

open access: yesAdvanced Science, EarlyView.
Fe@WO3/ZnCo2O4 n‐p heterojunction sensor exhibits excellent room‐temperature sensing toward tetradecane, with a low detection limit of 78.4 ppb and short recovery time. The good performance is attributed to synergistic effects from heterojunctions, heteroatom doping, oxygen vacancies, high‐energy facets, and theoretical validations.
Kewei Liu   +5 more
wiley   +1 more source

Description and molecular characterization of a new species of tarantula, Pamphobeteus verdolaga , from Colombia (Araneae: Mygalomorphae: Theraphosidae)

open access: yesZoologia (Curitiba)
A new species of Pamphobeteus Pocock, 1901, is described from the Colombian Andes, Medellín, Antioquia. The biochemistry and molecular characteristics of the venom of this new species (previously identified as Pamphobeteus aff.
Yeimy Cifuentes   +3 more
doaj   +1 more source

Aberrant Mitochondrial Metabolism in Alzheimer's Disease Links Energy Stress with Ferroptosis

open access: yesAdvanced Science, EarlyView.
Alves et al. reveal how energy loss and oxidative stress, two major features of Alzheimer's disease, are connected. Mitochondria controls the flux of the antioxidant glutathione (GSH), via facilitating both its production and consumption. Energy restriction limits GSH synthesis, conferring vulnerability to cell death by ferroptosis, implicated as a ...
Francesca Alves   +17 more
wiley   +1 more source

Assembling Hexahedral Supramolecular Nano‐Aggregates on Rice Wax Layer Matrices to Promote the Leaf Deposition and Bioavailability of Bactericides for Plant Protections

open access: yesAdvanced Science, EarlyView.
To address the problem of off‐target movement and low bioavailability of pesticides, two anisotropic supramolecular building units (BiTA18@β‐CD and BiTA18@γ‐CD) have been invented that can self‐assemble into nano‐sized hexagonal cuboids on the rice microcrystalline matrix. This manipulation realizes the enhanced utilization of bactericides for rice and
Run Yang   +4 more
wiley   +1 more source

Experimental study of internal solitary wave evolution beneath an ice keel model

open access: yesFrontiers in Marine Science
Internal solitary waves (ISWs) propagating in polar seas are affected by the sea ice at upper boundary of seas and thus exhibit complex evolution characteristics.
Guanjing Wang   +7 more
doaj   +1 more source

Tuneable Hydrogel Porosity via Dynamic Tailoring of Spinodal Decomposition

open access: yesAdvanced Science, EarlyView.
The authors introduce a straightforward method for dynamically halting the phase separation of a gelatin methacryloyl and poly(vinyl alcohol) (GelMA‐PVA) polymer blend in the context of a biofabrication process based on dynamic interface printing (DIP).
Michael Halwes   +8 more
wiley   +1 more source

Explanations for keel bone fractures in laying hens: are there explanations in addition to elevated egg production?

open access: yesPoultry Science, 2020
M. Toscano   +5 more
semanticscholar   +1 more source

Current Progress and Challenges of Electromagnetic Wave Absorbing Materials at High Temperature

open access: yesAdvanced Science, EarlyView.
This review explains three dielectric loss mechanisms of electromagnetic wave absorbing materials under high temperatures and the high temperature testing technology is explained. The research progress of carbon‐based, ceramic‐based and metamaterial‐based electromagnetic wave absorbers is analyzed.
Zhixiao Wang   +5 more
wiley   +1 more source

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