Results 21 to 30 of about 7,131,895 (302)

Lumped time-delay compensation scheme for coding synchronization in the nonlinear spectral quantization-based all-optical analog-to-digital conversion [PDF]

open access: yes, 2013
In this paper, we propose a novel lumped time-delay compensation scheme for the all-optical analog-to-digital conversion based on soliton self-frequency shift and optical interconnection techniques.
Y, Chongxiu   +9 more
core   +1 more source

Roles of Mineralogical Phases in Aqueous Carbonation of Steelmaking Slag

open access: yesMetals, 2016
Mineralogical phases of steelmaking slags have significant influences on the carbonation of the slags. In this paper, the effects of temperature and reaction time on the conversion of calcium-related phases and the carbonation degree of a slag sample ...
Huining Zhang   +4 more
doaj   +1 more source

Does the Biennial Straw Return Have an Identical Characteristic of Soil Organic Carbon Sequestration as the Annual? A Case Study of Cornfield in Northeast China

open access: yesAgronomy
Straw return is a common cultivation to improve soil fertility and realize sustainable agricultural development. However, the effect of returning interval on the corn straw humification process in northeast China is little known.
Jinhua Liu   +5 more
doaj   +1 more source

Structural Stabilities and Transformation Mechanism of Rhynchophylline and Isorhynchophylline by Ultra Performance Liquid Chromatography/Time-of-Flight Mass Spectrometry (UPLC/Q-TOF-MS)

open access: yesMolecules, 2015
To reveal the structural stabilities and transformation mechanism of rhynchophylline (RIN) and isorhynchophylline (IRN), HPLC and UPLC-Q-TOF-MS method were developed for the qualitative and quantitative analysis of the conversion rate.
Zhen-Feng Wu   +7 more
doaj   +1 more source

Research on Optimizing Low-Saturation Intersection Signals with Consideration for Both Efficiency and Fairness

open access: yesApplied Sciences
In response to the fairness issue arising from the unequal delay of vehicles in different phases at intersections and considering the actual situation of small and variable delays for vehicles in low-saturation intersection phases, this paper proposes ...
Lingxiang Zhu, Lujing Yu, Liang Zou
doaj   +1 more source

Air Heat Pump in Wind Power

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2020
An experimental facility has been developed and manufactured to study the disruptive flow in an air heat pump. The propeller of the heat pump does not produce pulling or pushing forces.
L. I. Gretchikhin, A. I. Hutkouski
doaj   +1 more source

THE INFLUENCE OF THE GDP CONVERSION RATE INTO GNI ON SOCIAL PROGRESS. COMPARATIVE ANALYSIS AT THE EU LEVEL [PDF]

open access: yesChallenges of the Knowledge Society, 2019
Gross Domestic Product per capita is one of the main and indispensable indicators around which official reports are built representing thusthe comparative macroeconomic outcomes across states, being considered also a benchmark for national wealth ...
Elena Mihaela ILIESCU
doaj  

Study on denitration technology of coal char reduction method

open access: yesJournal of Hebei University of Science and Technology, 2016
In order to more effectively control NO emissions in coal-fired flue gas, the denitration reaction is carried out with simulated industrial boiler flue gas in a fixed bed reactor.
Wenjie FU   +4 more
doaj   +1 more source

Identification and conversion rate of rice field in Semarang year 2000-2019 [PDF]

open access: yesE3S Web of Conferences, 2020
The development of population will be followed by efforts to fulfill facilities and infrastructure also development efforts and the impact is land conversion. Land which often get conversion is rice field, so it causes shrinkage of rice field land.
Prabowo Rossi   +3 more
doaj   +1 more source

Reasons for conversion of LLR to OLR (conversion rate 9.28%).

open access: yes, 2013
Reasons for conversion of LLR to OLR (conversion rate 9.28%).
Jun-hua Ai (448656)   +5 more
core   +1 more source

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