Results 11 to 20 of about 26,064 (202)

5 Gbps optical wireless communication using commercial SPAD array receivers [PDF]

open access: yes, 2022
Photon counting detectors such as single-photon avalanche diode (SPAD) arrays can be used to improve the sensitivity of optical wireless communication (OWC) systems.
Bian, Rui   +4 more
core   +4 more sources

Optical Wireless Communication with SPAD Receivers

open access: yes, 2020
Single-photon avalanche diode based receivers will be described. Their results in optical wireless communication (OWC) experiments will be shown. Furthermore, the influence of the incidence angle of the signal light on the BER will be investigated for ...
Mahmoudi, Hiwa   +4 more
core   +4 more sources

The bit error performance and information transfer rate of SPAD array optical receivers [PDF]

open access: yes, 2020
In this paper the photon counting characteristics, the information rate and the bit error performance of single-photon avalanche diode (SPAD) arrays are investigated.
Safari, Majid   +2 more
core   +4 more sources

Stimulatory Effect of Fe3O4 Nanoparticles on the Growth and Yield of Pseudostellaria heterophylla via Improved Photosynthetic Performance

open access: yesHortScience, 2021
Nanomaterials have recently been used as growth stimulants to promote the production of crops in saline-alkali through root application. However, if applied through leaves, little is known about the effect of Fe3O4 nanoparticles (NPs) on the root growth ...
Jiaxin Li, Yingli Ma, Yinfeng Xie
doaj   +1 more source

Biochemical, Physiological and Yield Characteristics of Red Basil as Affected by Cultivar and Fertilization

open access: yesAgriculture, 2020
Unconventional fertilizers can act as elicitors to encourage the synthesis of phyto-pharmaceuticals in aromatic plants. In the present research, the effects of factorial combination between two red basil cultivars, ‘Opal’ and ‘De Buzau&#
Gabriel-Ciprian Teliban   +6 more
doaj   +1 more source

Effect of different seedling growing methods on the SPAD, NDVI values and some morphological parameters of four sweet corn (Zea mays L.) hybrids

open access: yesAgriculture, 2021
The main goal of our investigation was to determine the relationship between different growing methods of sweet corn seedlings and some physiological and morphological parameters of four hybrids in order to get information about the ability of their ...
Sinka Lúcia   +4 more
doaj   +1 more source

Evaluation of Vegetation Index of Greenhouse Tomato and Cucumber using non-destructive Sensors [PDF]

open access: yesJournal of Agricultural Machinery, 2019
Introduction One of the most important factors in agricultural production is nitrogen which has a great impact on plant growing, yield performance and plant quality production.
B Sepehr, H Mohamadi-Monavar
doaj   +1 more source

Diferencias en conocimiento y actitudes hacia el feminicidio detectadas a través del análisis del lenguaje

open access: yesDiversitas: Perspectivas en Psicología, 2023
El feminicidio es una problemática a nivel mundial que genera alrededor de 87000 muertes al año y en Colombia entre 2015 y 2022 se reportaron casi 4000 muertes por esta causa.
Martha Patricia Gil-Farfán   +2 more
doaj   +1 more source

Determination of Leaf Nitrogen Concentrations Using Electrical Impedance Spectroscopy in Multiple Crops

open access: yesRemote Sensing, 2020
In this work, crop leaf nitrogen concentration (LNC) is predicted by leaf impedance measurements made by electrical impedance spectroscopy (EIS). This method uses portable equipment and is noninvasive, as are other available nondestructive methods, such ...
Rinku Basak, Khan Wahid, Anh Dinh
doaj   +1 more source

Assimilation capacity by non-destructive in situ measurements in longterm experiment of maize (Zea mays L.) under different plant density and nitrigen supply in Chernozem [PDF]

open access: yesActa Fytotechnica et Zootechnica, 2020
We conducted a long term experiment (set up in 1983) to examine the effects of fertilization and plant density on SPAD and LAI values as well as yield in 2017 and 2018, in two maize hybrids (Sushi, Fornad) in chernozem soil.
Péter Pepó
doaj   +1 more source

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