Results 71 to 80 of about 2,151,276 (283)

Climate‐Smart Dairy Practices: The Role of Practice Clusters in Enhancing the Performance of Dairy Farms in Kenya

open access: yesAgribusiness, EarlyView.
ABSTRACT Climate variability is affecting the productivity, profitability, and resilience of smallholder dairy producers in developing countries. The adoption of climate‐smart (CS) dairy practices has been promoted to mitigate these negative effects. However, while interest in dairy CS practices is growing, empirical evidence on their adoption patterns
Mercy Mburu   +4 more
wiley   +1 more source

A Machine Learning Perspective on the Brønsted–Evans–Polanyi Relation in Water‐Gas Shift Catalysis on MXenes

open access: yesAdvanced Intelligent Discovery, EarlyView.
Machine learning predicts activation energies for key steps in the water‐gas shift reaction on 92 MXenes. Random Forest is identified as the most accurate model. Reaction energy and reactant LogP emerge as key descriptors. The approach provides a predictive framework for catalyst design, grounded in density functional theory data and validated through ...
Kais Iben Nassar   +3 more
wiley   +1 more source

Comparison of DeePMD, MTP, GAP, ACE and MACE Machine‐Learned Potentials for Radiation‐Damage Simulations: A User Perspective

open access: yesAdvanced Intelligent Discovery, EarlyView.
The authors evaluated six machine‐learned interatomic potentials for simulating threshold displacement energies and tritium diffusion in LiAlO2 essential for tritium production. Trained on the same density functional theory data and benchmarked against traditional models for accuracy, stability, displacement energies, and cost, Moment Tensor Potential ...
Ankit Roy   +8 more
wiley   +1 more source

İskemik İnme Geçiren Bireyin Roy Adaptasyon Modeline Göre Hemşirelik Bakımı

open access: yesAnkara Sağlık Bilimleri Dergisi, 2017
Giriş: İnmeli hastalar fizyolojik, psikolojik ve sosyal yönden tüm yaşamlarını etkileyecek sorunlarla yüzleşmek zorunda kalırlar ve bakım gereksinimleri artar.
Birsel Molu
doaj   +1 more source

Reexamination of the Radial Abundance Gradient Break in NGC 3359

open access: yes, 2011
In this contribution, we reexamine the radial oxygen abundance gradient in the strongly barred spiral galaxy NGC 3359, for which, using an imaging spectrophotometric technique, Martin & Roy detected a break near the effective radius of the galaxy.
Alloin   +27 more
core   +1 more source

An HI shell-like structure associated with nova V458 Vulpeculae? [PDF]

open access: yes, 2012
We report the radio detection of a shell-like HI structure in proximity to, and probably associated with, the nova V458 Vul. High spectral resolution observation with the Giant Metrewave Radio Telescope has made it possible to study the detailed ...
Anupama   +42 more
core   +2 more sources

Microrobotic Catheterization of the Ophthalmic Artery for Targeted Treatment of Retinoblastoma

open access: yesAdvanced Intelligent Systems, EarlyView.
A microrobotic platform is presented that allows teleoperated and autonomous navigation of flow‐driven magnetic microcatheters, MagFlow, into the ophthalmic artery for superselective intra‐arterial infusion of chemotherapy to treat retinoblastoma. Extensive benchtop validations with patient‐derived biomimetic phantoms under optical and fluoroscopic ...
Artur Banach   +5 more
wiley   +1 more source

Control Strategies in Guanine Biocrystallization

open access: yesAngewandte Chemie, EarlyView.
Biological guanine crystals produce spectacular photonic phenomena in animals and hold great promise as new, sustainable optical materials. We review how organisms precisely control the structure, morphologies, and resulting optical properties of these crystals using a set of ingenious ‘design’ strategies, including control of pH, template‐directed ...
Shashanka S. Indri   +2 more
wiley   +2 more sources

Roy Eric Johnston, November 20, 1988 [PDF]

open access: yes, 1988
This is the concert program of the Roy Eric Johnston performance on Sunday, November 20, 1988 at 2:00 p.m., at the Marshall Room, 855 Commonwealth Avenue, Boston, Massachusetts.
School of Music, Boston University
core  

Comment on "Non-Hermitian Quantum Mechanics with Minimal Length Uncertainty" [PDF]

open access: yes, 2009
We demonstrate that the recent paper by Jana and Roy entitled ''Non-Hermitian quantum mechanics with minimal length uncertainty'' [SIGMA 5 (2009), 083, 7 pages, arXiv:0908.1755] contains various misconceptions.
Bagchi, Bijan, Fring, Andreas
core   +6 more sources

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