Results 161 to 170 of about 1,472,382 (291)

Dicationic Ion‐Pair Doping Enables Stable and High‐Performing Conducting Polymers for Organic Thermoelectrics

open access: yesAdvanced Science, EarlyView.
TAB–2TFSI enables efficient ion‐pair doping across a wide range of conjugated polymers, where the strongly oxidizing TAB core drives charge transfer, and the TFSI counterions promote favorable ionic compensation. This dicationic dopant promotes uniform dopant distribution, improves structural order, and increases carrier delocalization, establishing a ...
Juhyung Park   +14 more
wiley   +1 more source

The Effects of Grazing Intensity on Annual Vegetation [PDF]

open access: yesJournal of Range Management, 1979
Michael D. Pitt, Harold F. Heady
openaire   +1 more source

ECONOMIC IMPACTS ON THE ILLINOIS ECONOMY OF ALTERNATIVE DAIRY PRODUCTION SYSTEMS [PDF]

open access: yes
Dairy in Illinois has declined in farm numbers, cows, and value of dairy product. Alternative dairy systems (intensive grazing, traditional, and a concentrated feeding system) were evaluated for their potential to sustain dairy in Illinois.
Peterson, William C.   +4 more
core  

Multimodal Bioinspired Self‐Healing Composites Enabling Durable and High‐Efficiency Wearable Perovskite Light‐Emitting Diodes

open access: yesAdvanced Science, EarlyView.
Butterfly wing–inspired intrinsically self‐healing polymer interlayers enable flexible perovskite optoelectronics with high luminance, strain‐insensitive stability, and environmental resilience. These hierarchically structured films redistribute mechanical stress, suppress defect formation, and maintain performance under repeated bending, paving the ...
Loganathan Veeramuthu   +13 more
wiley   +1 more source

Engineering Large‐Grain Metal Halide Perovskite Films via Chemical Vapor Deposition for High‐Performance, Ultralow‐Noise Perovskite Photodetectors

open access: yesAdvanced Science, EarlyView.
Chemical vapor deposition produces large‐grain, phase‐pure CsPbBr3 films (grains up to 35 µm) with Drude‐like terahertz photoconductivity and twofold higher carrier mobility versus spin‐coated references. These microstructural advances translate into photodetectors with a detectivity of 8.4 × 1012 Jones, dark current below 1 pA cm−2, X‐ray sensitivity ...
Roel Vanden Brande   +14 more
wiley   +1 more source

IMPACTS OF GRAZING INTENSITY ON NITROGEN POOLS AND NITROGEN CYCLE IN AN ALPINE MEADOW ON THE EASTERN TIBETAN PLATEAU

open access: yes, 2008
Grazers may influence nitrogen (N) pools and alter N inputs and outputs (losses) to the ecosystem in a number of ways. In this study, we evaluated N pools within the plant-soil system (0-30 cm) and soil N transformation under three different grazing ...
Luo, P   +5 more
core  

A comparison of the feeding and grazing behaviour of primiparous Holstein-Friesian and Jersey × Holstein-Friesian dairy cows [PDF]

open access: yes, 2012
Peer-reviewed articleFood intake and feeding behaviour of Holstein-Friesian (HF) and Jersey × Holstein- Friesian (J × HF) dairy cows (14 primiparous cows of each genotype) were measured during a 54-day confinement period [cows offered a complete diet ...
Kilpatrick, D. J.   +7 more
core  

Deciphering the Crystallinity‐Dependent Sensitivity of Charge Injection in n‐Channel Organic Transistors: Reliable Characterization and Optimized Performance

open access: yesAdvanced Science, EarlyView.
Precise characterization of n‐type organic semiconductors necessitates decoupling interfacial constraints from intrinsic charge transport. This work reveals that disordered polymers are particularly vulnerable to contact‐limited bottlenecks compared to their crystalline counterparts.
Walid Boukhili   +15 more
wiley   +1 more source

STOCKER CATTLE OWNERSHIP VS. CONTRACT GRAZING: A COMPARISON OF RISK-ADJUSTED RETURNS [PDF]

open access: yes
Stocker cattle ownership is compared to contract grazing using stochastic simulation. Returns are evaluated for both cattle owners and caretakers in contract grazing agreements.
Anderson, John D.   +3 more
core  

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