نتایج جستجو برای: emitters irrigation

تعداد نتایج: 48259  

Journal: :Nanotechnology 2015
Philip J Ponce de Leon Frances A Hill Eric V Heubel Luis F Velásquez-García

We report the design, fabrication, and characterization of planar arrays of externally-fed silicon electrospinning emitters for high-throughput generation of polymer nanofibers. Arrays with as many as 225 emitters and with emitter density as large as 100 emitters cm(-2) were characterized using a solution of dissolved PEO in water and ethanol. Devices with emitter density as high as 25 emitters...

Journal: :Agriculture 2022

As an emerging contaminant, the clogging substances of emitters in biogas slurry drip irrigation systems affect efficient return and utilization to field a great extent. This can be prevented using acid chlorination as engineering measures. Through hydraulic performance test sampling detection analysis, under same addition conditions (pH = 5.5–6.0), three chlorine concentrations (0, 1–3, 4–9 mg...

Journal: :Advanced materials 2017
Amanuel M Berhane Kwang-Yong Jeong Zoltán Bodrog Saskia Fiedler Tim Schröder Noelia Vico Triviño Tomás Palacios Adam Gali Milos Toth Dirk Englund Igor Aharonovich

Room-temperature quantum emitters in gallium nitride (GaN) are reported. The emitters originate from cubic inclusions in hexagonal lattice and exhibit narrowband luminescence in the red spectral range. The sources are found in different GaN substrates, and therefore are promising for scalable quantum technologies.

2016
Adam F. Henwood Eli Zysman-Colman

Cationic iridium(III) complexes represent the single largest class of emitters used in light emitting electrochemical cells (LEECs). In this chapter, we highlight the state-of-the-art emitters in terms of efficiency and stability in LEEC devices, highlighting blue, green, yellow/orange, red and white devices, and provide an outlook to the future of LEECs.

Journal: :New Astronomy Reviews 2009

2017
Derrel L. Martin Darrell G. Watts James R. Gilley

A simulation model was developed to estimate the effect of deficit irrigation upon crop yield. The model was designed to provide relative yield estimates for numerous combinations of irrigation system, crop growth and irrigation management parameters. A daily soil moisture balance was used to predict evaporation and transpiration from which crop yields were estimated. Gross irrigation water req...

2006
Gordon Chalmers

A configuration of light pulses is generated, together with emitters and receptors, that allows computing. The computing is extraordinarily high in number of flops per second, exceeding the capability of a quantum computer for a given size and coherence region. The emitters and receptors are based on the quantum diode, which can emit and detect individual photons with high accuracy.

طباطبایی , سید جلال, اسدی اقدم, امید , حاجی‌لو, جعفر,

This experiment was conducted to study the effects of application of partial root zone drying technique on quantitative and qualitative characteristics of strawberry (Fragaria ananassa cv. Selva). The experiment was arranged as randomized complete blocks design with five treatments and four replications. One week after planting the seedlings, different irrigation regimes including FC: FC (moist...

Journal: :Analytical chemistry 2002
Magnus Wetterhall Stefan Nilsson Karin E Markides Jonas Bergquist

A conductive polypropylene/graphite mixture is used for the production of polymeric nanospray needle emitters and as a coating on fused-silica capillaries that are used for sheathless electrospray ionization (ESI). The described production of these polymeric nanospray needle emitters and sheathless ESI contacts is exceptionally easy and at a very low cost. The described polymeric nanospray emit...

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