Results 131 to 140 of about 1,263,890 (294)

Impact of Soil Physico-chemical Properties on Nitrogen Cycling in a Glacially Shaped Agricultural Landscape

open access: yes
IMPACT OF SOIL PHYSICO-CHEMICAL PROPERTIES ON NITROGEN CYCLING IN A GLACIALLY SHAPED AGRICULTURAL LANDSCAPE Impact of Soil Physico-chemical Properties on Nitrogen Cycling in a Glacially Shaped Agricultural Landscape / Zentgraf, Isabel (Rights reserved) (
Zentgraf, Isabel
core  

CANSD v1.0: the first map of agricultural nitrogen surplus across China from 2000 to 2022

open access: yesScientific Data
Under the dual challenges of global climate change and agricultural sustainability, spatially precise characterization of agricultural nitrogen surplus has become a key technical bottleneck in balancing food security and water environmental protection ...
Yanyi Li   +4 more
doaj   +1 more source

Upcycling Keratin‐Based Textile Waste Into High‐Performance Hybrid Fibers Via Tuning the Interfacial Interactions

open access: yesAdvanced Functional Materials, EarlyView.
Keratin recovered from animal‐hair textile waste is fractionated and blended with cellulose to produce continuously spun hybrid fibers. Selecting the high‐molecular‐weight keratin fraction enables 30 wt.% keratin incorporation while maintaining high strength in dry and wet states.
Mian Zhai   +6 more
wiley   +1 more source

Electrical‐Programming‐Free Neural Crossbars Enabled by Photochemical Weight Patterning

open access: yesAdvanced Functional Materials, EarlyView.
A flexible neural‐crossbar hardware system enabled by electrical‐programming‐free, mask‐defined, array‐parallel photochemical weight patterning is demonstrated. Trained weights are physically implemented across the array, supporting multilevel programming, bending‐stable operation and reconfiguration, substrate reuse, and low‐energy readout while ...
Hyo‐Bin Jang   +5 more
wiley   +1 more source

Seasonal Nitrogen Cycling in Agricultural Riparian Groundwater

open access: yes, 2020
3:00pm-5:00pmUndergraduateNitrogen is a critical nutrient that can govern biological activity, and thus can affect water quality. As groundwater flows through agricultural landscapes, it accumulates nutrients including various forms of nitrogen.
Petty, Julia
core  

Nitrogen cycling in high-input versus reduced-input arable farming [PDF]

open access: yes, 1990
Onderzoek naar de potentieele niveau's van stikstofkringloopprocessen met het doel om de invloeden van veranderingen in teeltintensiteit te beoordelen. Research into the levels of nitrogen cycling processes with the purpose of examining the influences of
Lebbink, G., Faassen, H.G., van
core  

Genetically Programmed Shape‐Morphing of Engineered Living Materials

open access: yesAdvanced Functional Materials, EarlyView.
Here, bacterial and mammalian engineered living materials (ELMs) are presented, in which living cells direct genetically programmed and enzymatically mediated shape‐morphing. The resulting deformation and shape‐recovery can be actuated in a genetically controlled manner by an ELM incorporating out‐of‐equilibrium counteracting biochemical reactions with
Jan Becker   +7 more
wiley   +1 more source

Fiber‐Based Wearable Electronics as Adaptive Biointerfaces for Healthcare Applications

open access: yesAdvanced Functional Materials, EarlyView.
Fiber‐based wearable electronics have been extensively studied as adaptive healthcare biointerfaces. In this review, we classify and introduce fiber‐based systems according to biointerface design, conductive materials, transduction mechanisms, and healthcare applications, and provide a perspective on their translation toward reliable, continuous ...
Sangwoo Hong   +5 more
wiley   +1 more source

Circularly Polarized Electroluminescence and Spin‐Polarized Carrier Transport in Chiral‐Doped Polymer Films

open access: yesAdvanced Functional Materials, EarlyView.
Chiral dopants induce supramolecular chirality in an achiral polymer (PFO), generating spin‐polarized carriers via the chiral‐induced spin selectivity (CISS) and suggesting a possible contribution of Spin‐polarized carrier transport to circularly polarized electroluminescence (CPEL).
Kazuyuki Asahi   +4 more
wiley   +1 more source

Structure‐Property Relationships in Catecholamine Coatings for Broad Surface Functionalization

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by mussel adhesive proteins (MAPs), six catecholamine molecules with different molecular structure were systematically characterized and compared based on their ability to form homogeneous, reactive coatings. Highlighting candidates capable of balancing coating properties of interest, their successful use as primer layers for organic and ...
Caroline F. Harms   +5 more
wiley   +1 more source

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