Results 181 to 190 of about 728,108 (317)

An Empirical Analysis of the Determinants of Marketing Contract Structures for Corn and Soybeans [PDF]

open access: yes
Contracts serve as coordination mechanisms which allocate value, risk, and decision rightsacross buyers and sellers. The use of marketing contracts in agriculture, specifically for crop production,has been increasing over the past decade.
Lence, Sergio H.   +2 more
core  

Anion‐Exchange‐Enabled Hydrogel Electrolytes With High Zn2+ Transference for Dendrite‐Free Flexible Zinc‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A high‐Zn2+‐transference hydrogel electrolyte of ex‐PDADAM is developed via anion exchange at quaternary ammonium sites, achieving high Zn2+ transference number (0.86), ionic conductivity (8.10 mS cm−1), and toughness (51.25 MJ m−3). Symmetric cells are operated stably for over 2000 h, while flexible pouch cells retain 90.9% capacity after 300 cycles ...
Jung Woo Hong   +8 more
wiley   +1 more source

CONTRACT CHOICE SELECTION WITH LAND-LEASING AGREEMENTS

open access: yes
This study tests cropland contract hypotheses utilizing a landlord data set. Ordered probit and classical regression models are estimated and presented identifying factors that affect the contract type selection and terms.
Dixon, Bruce L.   +4 more
core  

Interlayer Expansion of Bulk MoS2 via Top‐Down Organic Pillaring Enables Tunable Li+ Intercalation and Controlled Solvent Co‐Intercalation

open access: yesAdvanced Functional Materials, EarlyView.
Top‐down organic pillaring expands the interlayer spacing of bulk‐sized MoS2 particles while preserving the bulk morphology. Operando X‐ray diffraction and electrochemical dilatometry show that MoS2‐bulk undergoes solvent co‐intercalation in diglyme electrolyte, causing large structural expansion, while pillared, expanded MoS2 suppresses solvent uptake
Jaehoon Choi   +8 more
wiley   +1 more source

Contract Farming in Potato Production: An Alternative for Managing Risk and Uncertainty

open access: yes
The cost of potato cultivation has been found 17 to 24 per cent higher under contract farming over various costs than under non-contract system, mainly due to high investments on seeds, fertilizers and machine power.
Tripathi, R.S., Singh, Ram, Singh, Sube
core  

Review of Thermally Activated Twisted Coiled Polymer Actuators: A Materials Science Perspective

open access: yesAdvanced Functional Materials, EarlyView.
Thermally activated twisted and coiled polymer actuators (TCPAs) combine lightweight design, large deformation, and scalable fabrication for soft robotic and wearable applications. This review connects polymer structure, processing history, helix geometry, and thermomechanical characterization to actuator performance, highlighting current challenges in
Nadja Schenk   +3 more
wiley   +1 more source

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