Shao, Tong; Beltrán, Marta; Zhou, Rui; Anandarajah, Prince M.; Llorente, Roberto; Barry, Liam P.(Institute of Electrical and Electronics Engineers (IEEE), 2014-10-15)
A radio over fiber (RoF) transmission system based
on a gain-switched laser as an optical comb source is proposed
and demonstrated. 12.5 Gb/s 16 quadrature amplitude modulation
(16 QAM) signal generation and transmission ...
Li ., Liangping; Zhou ., Haiyan; Gómez-Hernández, J. Jaime(Elsevier, 2011-07-11)
Simple averaging, simple-Laplacian, Laplacian-with-skin, and non-uniform coarsening are the techniques investigated in this comparative study of three-dimensional hydraulic conductivity upscaling. The reference is a fine ...
Zhou ., Haiyan; Gómez-Hernández, J. Jaime; Li ., Liangping(American Geophysical Union (AGU), 2012)
Uncertainty in model predictions is caused to a large extent by the uncertainty in model parameters, while the identification of model parameters is demanding because of the inherent heterogeneity of the aquifer. A variety ...
[EN] Isophthalic acid (IPA) has been considered to build metal-organic frameworks (MOFs), owing to its facile availability, unique connection angle-mode, and a wide range of functional groups attached. Constructing ...
[EN] Among the different approaches proposed to design acoustic cloaks, the one consisting on the use of an optimum distribution of discrete scatters surrounding the concealing object has been successfully tested. The ...
[EN]
Shade caused by the proximity of neighboring vegetation triggers a set of acclimation responses to either avoid or tolerate shade. Comparative analyses between the shade-avoider Arabidopsis thaliana and the shade-tolerant ...
[EN] Nowadays air quality data can be easily accumulated by sensors around the world. Analysis on air quality data is very useful for society decision. Among five major air pollutants which are calculated for AQI (Air ...
Zhou ., Haiyan; Gómez-Hernández, J. Jaime; Hendricks Franssen, Hendrikus Johannes W; Li, Liangping(ELSEVIER SCI LTD, 2011)
[EN] The ensemble Kalman filter (EnKF) is a commonly used real-time data assimilation algorithm in various disciplines. Here, the EnKF is applied, in a hydrogeological context, to condition log-conductivity realizations ...
Qi, Liangjie; Paquette, Jonathan; Eatherton, Matthew; Leon, Roberto; Bogdan, Teodora; Popa, Nicoleta; Nunez, Edurne(Editorial Universitat Politècnica de València, 2018-06-05)
[EN] Recently completed experimental steel beam-column connection tests on the largest specimens of reduced-beam section specimens ever tested have shown that such connections can meet current seismic design qualification ...
[EN] Roots are composed of different root types and, in the dicotyledonous Arabidopsis, typically consist of a primary root that branches into lateral roots. Adventitious roots emerge from non-root tissue and are formed ...
[EN] Solar-induced chlorophyll fluorescence (SIF) has shown to be a good proxy of gross primary production (GPP) across multiple spatial and temporal scales. The dependence of top-of-canopy measurements of SIF on the ...
Yu, Zhipeng; Si, Chaowei; Escobar-Bedia, Francisco Javier; LaGrow, Alec P.; Xu, Junyuan; Sabater Picot, Mª José; Amorim, Isilda; Araujo, Ana; Sousa, Juliana P. S.; Meng, Lijian; Faria, Joaquim Luis; Concepción Heydorn, Patricia; Li, Bo; Liu, Lifeng(The Royal Society of Chemistry, 2022-08-09)
[EN] Atomically dispersed catalysts (ADCs) have recently drawn considerable interest for use in water electrolysis to produce hydrogen, because they allow for maximal utilization of metal species, particularly the expensive ...
Du, Xiangze; Lei, Xiaomei; Zhou, Linyuan; Peng, Yong; Zeng, Yan; Yang, Huiru; Li, Dan; Hu, Changwei; García Gómez, Hermenegildo(American Chemical Society, 2022-04-15)
[EN] In the context of the preparation of liquid fuelsderived from biomass with zero CO2footprint, fatty acids appearas suitable feedstocks. However, reduction of carboxylic acidgroups usually requires harsh reaction ...
[EN] Dairy cows with high body condition score (BCS) in late prepartum are more susceptible to oxidative stress (OS). Nuclear factor erythroid 2-like 2 (NFE2L2) is a major antioxidant transcription factor. We investigated ...
Zhou, Qiyan; Lucchini, Tommaso; D'Errico, Gianluca; Novella Rosa, Ricardo; García-Oliver, José M; Lu, Xingcai(Elsevier, 2021-10-01)
[EN] The pre-blending of low- and high-reactivity fuels for a single direct injection system has been proven to be an effective way to control the reactivity of mixtures in compression ignition engines, having the potential ...
Zhou, Qiyan; Lucchini, Tommaso; D'Errico, Gianluca; Novella Rosa, Ricardo; García-Oliver, José M; Lu, Xingcai(SAE International, 2021-04-15)
[EN] Computational fluid dynamics (CFD) modeling has many potentials for the design and calibration of modern and future engine concepts, including facilitating the exploration of operation conditions and casting light on ...
[EN] This paper is focused on the characterization of a fiber Bragg grating (FBG) sensor interrogation system based on a fiber ring laser with a semiconductor optical amplifier as the gain medium, and an in-loop electro-optical ...
[EN] Let A, B is an element of C-nxn with ind(A) = k and ind(B) = s and let L-B = (BB)-B-2(sic). A new condition (C-s,C-*): R(A(k)) boolean AND N((B-s)*) = {0} and R(B-s) boolean AND N((A(k))*) = {0}, is defined. Some new ...
[EN] The catalysts used in the methanol-to-olefins (MTO) reaction are considered dual systems comprising an inorganic zeolite framework and organic compounds hosted inside that act as cocatalysts. The influence of zeolite ...
PASCUAL, L; Yan, Jinqiang; Pujol, Marta; Monforte Gilabert, Antonio José; Picó Sirvent, María Belén; MARTIN HERNANDEZ, A.M.(Frontiers Media SA, 2019-10-01)
[EN] Melon production is often compromised by viral diseases, which cannot be treated with chemicals. Therefore, the use of genetic resistances is the main strategy for generating crops resistant to viruses. Resistance to ...