User profiles for R. Vargas

Rodrigo Vargas

Professor, University of Delaware
Verified email at udel.edu
Cited by 18545

[HTML][HTML] Transesterification of vegetable oils: a review

U Schuchardt, R Sercheli, RM Vargas - Journal of the Brazilian …, 1998 - SciELO Brasil
The transesterification of vegetable oils with methanol as well as the main uses of the fatty
acid methyl esters are reviewed. The general aspects of this process and the applicability of …

Nonstructural carbon in woody plants

…, JA Mantooth, AD Richardson, R Vargas - Annual review of …, 2014 - annualreviews.org
… from remobilized NSC in roots as old as 17 years (12), and new roots in desert palms were
produced from remobilized NSC as old as >60 years (R. Vargas, C. Czimczik, S. Bullock, X. …

Effects of soil rewetting and thawing on soil gas fluxes: a review of current literature and suggestions for future research

DG Kim, R Vargas, B Bond-Lamberty… - …, 2012 - bg.copernicus.org
The rewetting of dry soils and the thawing of frozen soils are short-term, transitional phenomena
in terms of hydrology and the thermodynamics of soil systems. The impact of these short-…

[HTML][HTML] SoilGrids250m: Global gridded soil information based on machine learning

…, B Bauer-Marschallinger, MA Guevara, R Vargas… - PLoS one, 2017 - journals.plos.org
This paper describes the technical development and accuracy assessment of the most
recent and improved version of the SoilGrids system at 250m resolution (June 2016 update). …

Model predictive control—A simple and powerful method to control power converters

S Kouro, P Cortés, R Vargas… - IEEE Transactions …, 2008 - ieeexplore.ieee.org
This paper presents a detailed description of finite control set model predictive control (FCS-MPC)
applied to power converters. Several key aspects related to this methodology are, in …

A multi-species synthesis of physiological mechanisms in drought-induced tree mortality

…, A Sala, S Sevanto, JS Sperry, R Vargas… - Nature ecology & …, 2017 - nature.com
Widespread tree mortality associated with drought has been observed on all forested continents
and global change is expected to exacerbate vegetation vulnerability. Forest mortality …

Terrestrial biosphere models need better representation of vegetation phenology: results from the N orth A merican C arbon P rogram S ite S ynthesis

…, AK Sahoo, K Schaefer, H Tian, R Vargas… - Global Change …, 2012 - Wiley Online Library
Phenology, by controlling the seasonal activity of vegetation on the land surface, plays a
fundamental role in regulating photosynthesis and other ecosystem processes, as well as …

Influence of spring and autumn phenological transitions on forest ecosystem productivity

…, N Saigusa, E Tomelleri, R Vargas… - … of the Royal …, 2010 - royalsocietypublishing.org
We use eddy covariance measurements of net ecosystem productivity (NEP) from 21
FLUXNET sites (153 site-years of data) to investigate relationships between phenology and …

Guidelines for weighting factors design in model predictive control of power converters and drives

…, S Kouro, B La Rocca, R Vargas… - 2009 IEEE …, 2009 - ieeexplore.ieee.org
Model predictive control with a finite control set has emerged as a promising control tool for
power converters and drives. One of the major advantages is the possibility to control several …

[HTML][HTML] Microbial carbon use efficiency promotes global soil carbon storage

…, TD Hocking, X Lu, Z Shi, K Viatkin, R Vargas… - Nature, 2023 - nature.com
… . We used two statistics (that is, the Gelman–Rubin (G–R) statistic and the coefficient of
efficiency) to ensure the quality of the SOC data along the vertical profiles. We calculated the G–R