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2 ¾ dimension modeling of the aeromagnetic anomaly of Volcán de Colima, western Mexico
(2012)"Se presentan los resultados de un modelo 2 ¾ D de la anomalía aeromagnética del Volcán de Colima ubicado en la porción sur del Complejo Volcánico de Colima. El modelo estructural documenta la presencia de una cámara ... -
2D-DIGE as a strategy to identify serum biomarkers in Mexican patients with Type-2 diabetes with different body mass index
(2017-04)"Obesity and type 2 diabetes (T2D) are the most prevalent and serious metabolic diseases affecting people worldwide. However racial and ethnic disparities seems to be a risk factor for their development. Mexico has been ... -
5-Aza-2?-Deoxycytidine and Valproic Acid in Combination with CHIR99021 and A83-01 Induce Pluripotency Genes Expression in Human Adult Somatic Cells
(MDPI, 2021)"A generation of induced pluripotent stem cells (iPSC) by ectopic expression of OCT4, SOX2, KLF4, and c-MYC has established promising opportunities for stem cell research, drug discovery, and disease modeling. While this ... -
A bounded positive nonlinear PI controller for double-pipe heat exchangers
(2012)"In this work, temperature regulation of double-pipe heat exchangers is considered. The positive (unidirectional) and bounded features of the flow rate input variable are taken into account in the analysis. As a result, a ... -
A chemical representation of a chaotic system with a unique stable equilibrium point
(International Federation of Automatic Control, 2018)"In this paper we present a chemical representation of a chaotic system with only one stable equilibrium point. The approach invokes cooperative catalysis and slow-fast reactions, primarily. The obtained chemical based ... -
A class of Chua-like systems with only two saddle-foci of different type
(International Federation of Automatic Control, 2018)"Since the reported Chua’s system, several generalizations of this system have been presented, these approaches include new equilibria in order to obtain three or more scrolls in the attractor. One of these generalizations ... -
A class of Piecewise Linear Systems without equilibria with 3-D grid multiscroll chaotic attractors
(IEEE, 2018)"In this paper a new class of piecewise linear (PWL) dynamical system without equilibria which exhibits a three dimensional (3D) grid multiscroll chaotic attractor is presented. The number of scrolls of the attractor ... -
A comparative study on effectiveness of soapnut, rhamnolipid and EDTA in cleaning diesel oil contaminated soil from a commercial site in Edinburgh
(Heriot-Watt University, 2020)"This study presents performances of soapnut, rhamnolipid and EDTA in washing soil contaminated with diesel oil. The soil was collected from a business park in Riccarton area of Edinburgh. The soil was contaminated with ... -
A competent catalytic active site is necessary for substrate induced dimer assembly in triosephosphate isomerase
(Elsevier, 2017)"The protozoan parasite Trichomonas vaginalis contains two nearly identical triosephosphate isomerases (TvTIMs) that dissociate into stable monomers and dimerize upon substrate binding. Herein, we compare the role of the ... -
A Consistent Discretisation method for Stable Homogeneous Systems based on Lyapunov Function
(International Federation of Automatic Control, 2020)"In this paper we propose a discretisation scheme for continuous and asymptotically stable homogeneous systems. This method is based on the dynamics of the system projected on a level surface of a homogeneous Lyapunov ... -
A dehydrin-dehydrin interaction: the case of SK3 from Opuntia streptacantha
(Frontiers Media S.A., 2014-10)"Dehydrins belongs to a large group of highly hydrophilic proteins known as Late Embryogenesis Abundant (LEA) proteins. It is well known that dehydrins are intrinsically disordered plant proteins that accumulate during the ... -
A different three-port DC/DC converter for standalone PV system
(Hindawi, 2014)"A three-port converter suitable for standalone applications is proposed in this paper. Each port is used for specific input or output, and its functions depend on the port; they are the renewable source, the battery set, ... -
A diverse Ediacara assemblage survived under low-oxygen conditions
(Springer Nature, 2022)"The Ediacaran biota were soft-bodied organisms, many with enigmatic phylogenetic placement and ecology, living in marine environments between 574 and 539 million years ago. Some studies hypothesize a metazoan affinity and ... -
A dynamic parameter estimator to control chaos with distinct feedback schemes
(2009)"A dynamic strategy is proposed to estimate parameters of chaotic systems. The dynamic estimator of parameters can be used with diverse control functions; for example, those based on: (i) Lie algebra, (ii) backstepping, ... -
A family of hyperchaotic multi-scroll attractors in Rn
(2014)"In this work, we present a mechanism how to yield a family of hyperchaotic multi-scroll systems in based on unstable dissipative systems. This class of systems is constructed by a switching control law changing the ... -
A family of multimodal dynamic maps
(2011)"We introduce a family of multimodal logistic maps with a single parameter. The maps domain is partitioned in subdomains according to the maximal number of modals to be generated and each subdomain contains one logistic ... -
A first principles systematic study of the structural, electronic, and magnetic properties of Heusler X2MnZ with X = Fe, Co, Ni, Cu, Ru, Rh, Pd, Ag, Pt, Au and Z = Al, Si, Ga, Ge, In and Sn
(IOP Publishing, 2019)"An exhaustive study of the structural stability, electronic, and magnetic properties of the ternary X2MnZ Heusler alloys, in cubic and tetragonal lattice cells, is presented. We performed density-functional-theory (DFT) ... -
A functional assembly of SiO2 nanospheres/graphene oxide composites
(Elsevier, 2015)"A novel assembly of SiO2 nanospheres functionalized on graphene oxide (GO) sheets was prepared by a one-step microwave-hydrothermal method. The nanocomposites were well characterized and investigated to study their Rhodamine ... -
A functional SiO2-TiO2 mesoporous assembly designed for the controlled release of carvacrol
(Elsevier, 2023)Mesoporous composites can be useful for the gentle release of biocides and fertilizers. Here, we study the structural, morphological, and drug-delivery advantages of SiO2-TiO2 (PST) particles synthesized by a hydrothermal ... -
A generalised PID-type control scheme with simple tuning for the global regulation of robot manipulators with constrained inputs
(2015)"In this paper, a globally stabilising PID-type control scheme with a generalised saturating structure for robot manipulators under input constraints is proposed. It gives rise to various families of bounded PID-type ... -
A generalized design methodology for the output feedback regulation of a special type of systems with bounded inputs
(2013)"In this work, a generalized design scheme for the output feedback regulation of a special type of systems with bounded inputs is proposed. It gives rise to a simple dynamic controller that guarantees the regulation objective ... -
A generalized global adaptive tracking control scheme for robot manipulators with bounded inputs
(2015)"In this work, a generalized adaptive scheme for the global motion control of robot manipulators with constrained inputs is proposed. It gives rise to various families of bounded adaptive controllers defined through a ... -
A generalized scheme for the global adaptive regulation of robot manipulators with bounded inputs
(2013)"In this work, a generalized adaptive control scheme for the global position stabilization of robot manipulators with bounded inputs is proposed. It gives rise to various families of bounded controllers with adaptive gravity ... -
A germin-like protein gene (CchGLP) of Capsicum chinense Jacq. is induced during incompatible interactions and displays Mn-superoxide dismutase activity
(MDPI, 2011-10)"A germin-like gene (CchGLP) cloned from geminivirus-resistant pepper (Capsicum chinense Jacq. Line BG-3821) was characterized and the enzymatic activity of the expressed protein analyzed. The predicted protein consists ... -
A global assessment of the potential distribution of naturalized and planted populations of the ornamental alien tree
(Pensoft Publishers, 2021)"The Peruvian Peppertree (Schinus molle L.) is an evergreen tree native to semiarid environments of Peru and Bolivia in South America. This tree has been introduced and widely planted for ornamental and forestry purposes ... -
A global continuous control scheme with desired conservative-force compensation for the finite-time and exponential regulation of bounded-input mechanical systems
(IEEE, 2018)"Global continuous control for the finite-time or (local) exponential stabilization of mechanical systems with bounded inputs is achieved involving desired conservative-force compensation. With respect to the on-line ... -
A grid-connected multilevel current source inverter and its protection for grid-disconnection
(Hindawi, 2013)"Traditionally DC-AC converters are considered with voltage source inverters (VSI); although less studied and discussed, it has started recently to be used current source inverters (CSI). Another possibility for DC/AC ... -
A Lie-based approach to the general framework of chaotic synchronization
(2003)"Diverese phenomena have been reported on the synchornization of chaotic systems. Therefore, the generalized framework of the chaotic synchronization is an actual scienti¯c debate. Here, a Lie-based geometrical approach ... -
A Lineage of Begomoviruses Encode Rep and AC4 Proteins of Enigmatic Ancestry: Hints on the Evolution of Geminiviruses in the New World
(MDPI, 2019)"The begomoviruses (BGVs) are plant pathogens that evolved in the Old World during the Cretaceous and arrived to the New World (NW) in the Cenozoic era. A subgroup of NW BGVs, the "Squash leaf curl virus (SLCV) lineage" ... -
A mathematical model and dynamic analysis of anaerobic digestion of soluble organic fraction of municipal solid waste towards control design
(2016-04)"A dynamical model for anaerobic digestion (AD) is proposed for the soluble organic fraction of solid waste. The model is proposed with the purpose of showing the feedback control of the process. The control scheme concerns ... -
A minimal optical trapping and imaging microscopy system
(2013-02)"We report the construction and testing of a simple and versatile optical trapping apparatus, suitable for visualizing individual microtubules (similar to 25 nm in diameter) and performing single-molecule studies, using a ... -
A model-based controller for a three-phase four-wire shunt active filter
(2006)"En los sistemas de distribución de energía el eléctrica típicos es común encontrar cargas de tipo monofásico. Sin embargo estos sistemas son generalmente desbalanceados, debido a que la cargas son desigualmente distribuidas ... -
A multidisciplinary study of carbon nanotube structures: from inorganic to biological systems
(2006-07)"The aerosol pyrolysis technique was used to produce carbon based nanostructures. Monocrystalline FeCo nanowires encapsulated inside multi-walled carbon nanotubes (MWNTs), centimeter-long strands of wide single walled ... -
A multivibrator circuit based on chaos generation
(2012)"We present a parameterized method to design multivibrator circuits via piecewise-linear (PWL) chaotic systems, which can exhibit double-scroll oscillations. The circuit is conformed exploiting a parametric modulation that ... -
A natural saturating extension of the PD-with-desired-gravity-compensation control law for robot manipulators with bounded inputs
(2007)"This paper proposes a natural saturating extension of the proportional-derivative (PD) with desired gravity compensation (PDdgc) control law for the global regulation of robot manipulators with bounded inputs. Compared ... -
A New Catalytic System for the Photodegradation of Endocrinal Disruptors: Synthesis and Efficiency Modeling and Optimization
(2015)"Nowadays, the challenge of understanding relationships between catalysts properties and performance in the context of heterogeneous catalysis is a hot topic. Indeed, catalytic processes are generally affected by many ... -
A new computer program TecDIA for multidimensional tectonic discrimination of intermediate and acid magmas and its application to the Bohemian Massif, Czech Republic
(Czech Geological Society, 2015)"A new computer program TecDIA written in Java, for the application of 35 previously-defined multidimensional diagrams for the tectonomagmatic discrimination of intermediate and acid magmas is briefly described. A detailed ... -
A new theory on tidal currents rotation
(2007-01)"Applying the linearized equations of motion, projection on the complex plane and a representation of the velocity vector and the forcing sea surface elevation gradient in function of the eigenvectors of the homogeneous ... -
A note on optimization of chaos suppression via robust asymptotic feedback: accounting control cost
(2000)"This paper deals with the chaos suppression for oscillators in canonical form. The underlying idea is to optimize the robust chaos supression by accounting the control cost. The robust chaos supression is attained by the ... -
A note on stability of functional difference equations
(2016-05)"In this note, we consider perturbed linear functional difference equations with discrete and distributed delays which play a fundamental role in several stability and stabilizability problems of time-delay systems. Linear ... -
A note on Verhulst's logistic equation and related logistic maps
(2010)"We consider the Verhulst logistic equation and a couple of forms of the corresponding logistic maps. For the case of the logistic equation we show that using the general Riccati solution only changes the initial conditions ... -
A novel approach to generate attractors with a high number of scrolls
(Elsevier, 2020)"In this paper, a novel method for increasing the number of scrolls in a hybrid nonlinear switching system is presented. Using the definition of the “Round to the Nearest Integer Function”, as a generalization of a Piece-Wise ... -
A Novel Divergent Geminivirus Identified in Asymptomatic New World Cactaceae Plants
(MDPI, 2020)"Cactaceae comprise a diverse and iconic group of flowering plants which are almost exclusively indigenous to the New World. The wide variety of growth forms found amongst the cacti have led to the trafficking of many ... -
A Novel Isolate of Bacillus cereus Promotes Growth in Tomato and Inhibits Clavibacter michiganensis Infection under Greenhouse Conditions
(MDPI, 2021)"The need to produce food in a sustainable way to counteract the effects of excessive use of agrochemicals opens the door to the generation of new technologies that are not based on fossil fuels and are less toxic to ... -
A pilot study applying the plant Anchored Hybrid Enrichment method to New World sages (Salvia subgenus Calosphace; Lamiaceae)
(Elsevier, 2017)"We conducted a pilot study using Anchored Hybrid Enrichment to resolve relationships among a mostly Neotropical sage lineage that may have undergone a recent evolutionary radiation. Conventional markers (ITS, trnL-trnF ... -
A polynomial approach for generating a monoparametric family of chaotic attractors via switched linear systems
(2015)"In this paper, we consider characteristic polynomials of n-dimensional systems that determine a segment of polynomials. One parameter is used to characterize this segment of polynomials in order to determine the maximal ... -
A rapid method for interfacial tension calculation between rock plug and crude oil based on contact angles, application for EOR
(Taylor & Francis, 2018)"Interfacial tension and contact angle are two specific important parameters to take decisions for enhanced oil recovery, for instance, proper chemicals to use for surface tension reduction, expected wettability of solids, ... -
A repetitive-based controller for the compensation of 6l +/- 1 harmonic components.
(2007)"En este trabajo de tesis se propone un nuevo esquema de control basado en control repetitivo. La importancia de este controlador radica en su capacidad de compensar distorsión armónica cuyos componentes sean muy específicos, ... -
A review of definitions of the Himalayan Main Central Thrust
(2017-09)"Most workers regard the Main Central Thrust (MCT) as one of the key high strain zones in the Himalaya because it accommodated at least 90 km of shortening, because that shortening exhumed and buried hanging wall and ... -
A review of Himalayan stratigraphy, magmatism, and structure
(2017-09)"The Himalayan Orogen consists of two rock packages that parallel the topographic trend of the mountain belt between the eastern and western syntaxes. To avoid confusion with appellations previously used to identify ... -
A review of iron oxide transformations, rock magnetism and interpretation of magnetic anomalies: el Morro Mine (Brazil), a case study
(2011)"Se presenta una revisión de la mineralogía de los óxidos de hierro y su relación con las propiedades magnéticas. Se discuten los procesos magnéticos y modelos de una gran área alrededor de la mina El Morro, Brasil en el ... -
A Review of the Ephedra genus: Distribution, Ecology, Ethnobotany, Phytochemistry and Pharmacological Properties
(MDPI, 2020)"Ephedra is one of the largest genera of the Ephedraceae family, which is distributed in arid and semiarid regions of the world. In the traditional medicine from several countries some species from the genus are commonly ... -
A robust estimation of the exponent function in the Gompertz law
(Elsevier, 2006)"The estimation of the solution of a system of two differential equations introduced by Norton et al. (1976) that is equivalent to the famous Gompertz growth law is performed by means of the recent adaptive scheme of ... -
A simple circuit with dynamic logic architecture of basic logic gates
(2010)"We report experimental results obtained with a circuit possessing dynamic logic architecture based on one of the theoretical schemes proposed by H. Peng and collaborators in 2008. The schematic diagram of the electronic ... -
A simple electronic circuit realization of the tent map
(2009)"We present a very simple electronic implementation of the tent map, one of the best-known discrete dynamical systems. This is achieved by using integrated circuits and passive elements only. The experimental behavior of ... -
A simple method for fabrication of antifuse WORM memories
(Elsevier, 2018)"A write-only-read-many (WORM) memory device was obtained by irradiating, with a commercial ultraviolet-ozone (UVO) lamp, the aluminium bottom electrode in an Al/AlOx-UVO/Al configuration. The formation of conductive paths ... -
A standard microcontroller based Discrete-Time PI for controlling the motion of a DC-Gearmotor
(2005-05)"This paper shows how the INTEL© D8751 H microcontroller can be used to control the motion of a DC-Gearmotor. One advantage of this design is that does not require external memory RAM/EPROM to perform the control of the ... -
A survey of finite algebraic geometrical structures underlying mutually unbiased quantum measurements
(2006)"The basic methods of constructing the sets of mutually unbiased bases in the Hilbert space of an arbitrary finite dimension are reviewed and an emerging link between them is outlined. It is shown that these methods employ ... -
A Switching Controller for a Class of MIMO Bilinear Systems With Time Delay
(IEEE, 2020)"In this paper we propose a switching controller for a class of MIMO bilinear systems with constant delays in both the state and the input. The motivation to consider such a class of systems is that, in the scalar case, ... -
A Systematic Review on Opuntia (Cactaceae; Opuntioideae) Flower-Visiting Insects in the World with Emphasis on Mexico: Implications for Biodiversity Conservation
(MDPI, 2022)"Opuntia spp. are cacti with high ecological, economic and conservation interest in semiarid environments, particularly in Mexico. We conducted a systematic search of the existing peer-reviewed literature about the state ...