Results 71 to 80 of about 74,300 (342)

Distribución volumétrica, simetría del chorro y diámetro de gotas de las boquillas TF-VS2 Spraying distribution, symmetry of fan and droplet size to spray nozzles TF-VS2

open access: yesPlanta Daninha, 2010
El conocimiento de las características de las diferentes boquillas de pulverización tiene una importancia imprescindible para la adecuada y correcta recomendación de su uso.
R.A.A Román   +3 more
doaj   +1 more source

INVESTMENT ANALYSIS OF ALTERNATIVE FRUIT TREE SPRAYERS IN MICHIGAN ORCHARDS [PDF]

open access: yes
Changing orchard sprayer technology and rising pesticide costs to fruit growers raise the need to analyze the profitability of alternative sprayer investments. This study analyzes investments in four orchard sprayers for use in Michigan apple production:
Asuming-Brempong, Samuel   +2 more
core   +1 more source

Modifikasi Nosel pada Sistem Penyemprotan untuk Pengendalian Gulma Menggunakan Sprayer Gendong Elektrik [PDF]

open access: yes, 2014
This research aimed to modify the Nozzle of spraying system on the sprayer output to reduce the shift in spraying points on sprayed granules as a result of the wind blow from the environment. This electric sprayer consists of several components which are
Rahman, M. N. (Muhammad)   +1 more
core  

Dual‐Mode Film Based on Highly Scattering Nanofibers and Upcycled Chips‐Bags for Year‐Round Thermal Management

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent radiative cooling devices, adaptable to various weather conditions, have the potential for year‐round energy savings. This study introduces a sustainable dual‐mode film made from polycaprolactone nanofibers and upcycled chip bags for effective thermal management.
Qimeng Song   +4 more
wiley   +1 more source

Simulação da deriva de agrotóxicos em diferentes condições de pulverização Pesticide drift simulation under different spray conditions

open access: yesCiência e Agrotecnologia, 2008
A deriva nas aplicações de agrotóxicos é considerada um dos maiores problemas da agricultura. Entre os fatores que a influenciam, o tamanho das gotas pulverizadas e a velocidade do vento têm-se mostrado primordiais.
João Paulo Arantes Rodrigues da Cunha
doaj   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

NanoMOF‐Based Multilevel Anti‐Counterfeiting by a Combination of Visible and Invisible Photoluminescence and Conductivity

open access: yesAdvanced Functional Materials, EarlyView.
This study presents novel anti‐counterfeiting tags with multilevel security features that utilize additional disguise features. They combine luminescent nanosized Ln‐MOFs with conductive polymers to multifunctional mixed‐matrix membranes and powder composites. The materials exhibit visible/NIR emission and matrix‐based conductivity even as black bodies.
Moritz Maxeiner   +9 more
wiley   +1 more source

The Mexican Bean Beetle [PDF]

open access: yes, 1924
Exact date of bulletin unknown.PDF pages ...
Parks, T. H.
core  

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies are fully reviewed in this manuscript, highlighting their potential in photo‐ and electrocatalysis. It includes metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal–organic frameworks (MOFs), and covalent organic frameworks (COFs),
Jéssica C. de Almeida   +16 more
wiley   +1 more source

MnI‐Functionalized Covalent Organic Framework as Efficient Electrocatalyst for CO2 Reduction in a Catholyte‐Free Zero‐Gap Electrolyzer

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates the successful integration of a phenanthroline‐based 2D COF with MnI catalytic sites into a catholyte‐free membrane‐electrode‐assembly cell for CO2 electroreduction. The crystalline COF actively suppresses Mn⁰–Mn⁰ dimerization, achieving a turnover frequency of 617 h⁻¹ at 2.8 V (full‐cell potential), and enabling stable operation.
Laura Spies   +8 more
wiley   +1 more source

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