Results 31 to 40 of about 850,407 (291)

Exploring the Potential of Zero‐Dimensional Carbon Nanomaterials in Photoluminescent, Electrochemiluminescent and Electrochemical Sensors

open access: yesAdvanced Materials Interfaces, EarlyView.
Zero‐dimensional carbon nanomaterials are presented as multifunctional platforms linking structure, property, and sensing performance. Surface engineering and heteroatom doping modulate electron‐transfer and luminescent behavior, enabling electrochemical, photoluminescent, and electrochemiluminescent detection. Fundamental design principles, analytical
Gustavo Martins   +8 more
wiley   +1 more source

The nature and trends of agricultural research development in Africa : an informetric study [PDF]

open access: yes, 2006
The study recognizes Agriculture as the mainstay activity of most economies in Africa and analyses research nature and trends in the discipline by using descriptive informetrics and focusing on seven indicators, by using the AGRICOLA and ISI-E databases ...
Ocholla, Dennis N.   +1 more
core  

Genealogical tree of modern Russian Soil Science

open access: yesБюллетень Почвенного института им. В.В. Докучаева, 2020
Modern Russian Pedology is a young science and emerged a little more than 100 years ago. The article is devoted to the analysis of modern scientific schools in the field of soil science, which are developing in Russia. The investigations are based on the
I. Yu. Savin
doaj   +1 more source

Influence of Carbon Nanoparticles on Electrically Induced Wear of Grease‐Lubricated Steels

open access: yesAdvanced Materials Interfaces, EarlyView.
When an electric current enters a pair of rubbing surfaces, enormous damage takes place. In this research, how such damage occurs in the presence of protective grease and the mitigation with added carbon nanoparticles, were investigated. It was discovered that those particles regulate transport and interfacial electrical stability of the grease ...
Mohammad Humaun Kabir   +6 more
wiley   +1 more source

Accelerating agricultural intensification in the riskier environments of sub-saharan Africa [PDF]

open access: yes, 2000
High population growth rates and declining soil quality in risky production and marketing environments present a challenge to policy makers concerned with promoting the agricultural intensification needed to address structural food deficits.
Galiba, Marcel   +3 more
core  

Replacement of rice-wheat cropping system with alternative diversified systems concerning crop productivity and their impact on soil carbon and nutrient status in soil profile of north-west India

open access: yesCogent Food & Agriculture, 2023
The depth-wise depletion of soil organic carbon (OC), macro, micro, and secondary nutrients under the rice-wheat system has resulted in multi-nutrient deficiencies and a decline in crop productivity, emphasizing the replacement of rice-wheat with ...
Sharanjit Kaur Brar   +4 more
doaj   +1 more source

Parallel Electrical Integration of Photo Bio Electrochemical Systems (photo‐BESs): Performance Gains and Load Dependency

open access: yesAdvanced Materials Technologies, EarlyView.
Parallel wiring of bioelectrochemical devices with conventional generators unexpectedly boosts output. A biophotovoltaic paired with a solar cell delivers up to 50% more power at low loads than their separate contributions; a plant microbial fuel cell shows similar current gains.
Valeria Marsaglia   +4 more
wiley   +1 more source

A provisional assessment of risk associated with heavy metal accumulation in New Zealand agricultural soil: Effects of landfarming and fertiliser use on the heavy metal concentrations in plants : A thesis presented in partial fulfilment of the requirements for the degree of Masters of Environmental Management (without major) at Massey University, Manawatu, New Zealand [PDF]

open access: yes, 2016
This study investigated heavy metal accumulation in New Zealand agricultural soil (horticultural soil and landfarm-impacted soil), factors influencing their concentration in leafy vegetables and pasture, and the potential implications to food safety ...
Okafor, Chioma MaryAnn
core  

Integrated Single‐Cell and Spatial Transcriptomics Reveal Cell‐Type‐Specific Immune Regulatory Networks in Maize Responding to Southern Corn Rust

open access: yesAdvanced Science, EarlyView.
By integrating single‐nuclei and spatial transcriptomics, this study presents a stereoscopic landscape of maize leaf to Puccinia polysora infection. Epidermal and mesophyll cells initiate primary defenses via RLPs/RLKs and jasmonic acid signaling. Cell‐cell communication analyses further reveal the underlying the dynamics of the underlying immune ...
Qiongqiong Wang   +16 more
wiley   +1 more source

Nanoscience and Nano-Technology: Cracking Prodigal Farming [PDF]

open access: yes, 2009
Nano-science coupled with nano-technology has emerged as possible cost-cutting measure to prodigal farming and environmental clean-up operations. It has ushered as a new interdisciplinary field by converging various science disciplines, and is highly ...
Inderpreet S. Gill   +2 more
core   +1 more source

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