Results 91 to 100 of about 1,909 (161)

Un curso de astrobiología elemental para estudiantes de Ciencias de Educación Secundaria

open access: yes
It´s presented the description of the design and application of an elementary astrobiology course in a group of first and third grade students in Mexico City during the 2023-2024 school year in high school level (phase 6).
nava bautista, José mauricio
core   +1 more source

La Tierra vista como exoplaneta

open access: yesRevista Mexicana de Ciencias Geológicas, 2014
La Tierra, como único ejemplo de planeta habitable, nos da los primeros elementos para caracterizar el espectro de planetas de tipo terrestre alrededor de otras estrellas que podrían ser detectados en el transcurso de la próxima década gracias a misiones
Antígona Segura
doaj  

87th Annual Meeting of the Meteoritical Society 2025: Abstracts

open access: yes
Meteoritics &Planetary Science, Volume 60, Issue S1, Page 30-350, August 2025.
wiley   +1 more source

Adaptive fuzzy sliding mode controller for the kinematic variables of the underwater vehicle snorkel

open access: yes, 2009
[ES] Este artículo analiza el problema del control de las variables cinemáticas en maniobras a baja velocidad de un vehículo subacuático subactuado de bajo coste.
Sebastián, Eduardo, Sotelo, Miguel A.
core  

Geomicrobiology of La Zarza-Perrunal Acid Mine Effluent (Iberian Pyritic Belt, Spain)

open access: yes, 2011
Effluent from La Zarza-Perrunal, a mine on the Iberian Pyrite Belt, was chosen to be geomicrobiologically characterized along a 1,200-m stream length. The pH at the origin was 3.1, which decreased to 1.9 at the final downstream sampling site.
Ricardo Amils   +11 more
core   +1 more source

Meteorological Changes Across Curiosity Rover’s Traverse Using REMS Measurements and Comparisons Between Measurements and MRAMS Model Results

open access: yesRemote Sensing
The Curiosity rover, from NASA’s Mars Science Laboratory (MSL), has climbed nearly 740 m from its landing location at −4500.971 m in Gale Crater to a location reached on sol 3967 on the slopes of Mt. Sharp at −3765.27 m.
María Ruíz   +5 more
doaj   +1 more source

Mimicking the Martian hydrological cycle: A set-up for introduce liquid water in vacuum

open access: yes
Liquid water is well known as the life ingredient as a solvent. However, so far, it has only been found in liquid state on this planetary surface.
Sobrado, Jesús Manuel
core   +1 more source

Estudio computacional de precursores de nucleósidos en el espacio exterior de interés en química prebiótica y astrobiología: el caso de formaldehído, cianamida, y malononitrilo

open access: yes, 2023
La presente tesis doctoral aborda el estudio computacional de la síntesis en fase gaseosa de formaldehído (H2CO) en regiones astrofísicas frías, así como de cianamida (H2CN) y su tautómero carbodiimida (HNCNH) bajo las condiciones de Sgr B2(N).
Ramal Olmedo, Juan Carlos
core  

Recursos didácticos para comunicar aspectos metodológicos y conceptuales tanto de la exploración planetaria como de la astrobiología

open access: yes, 2017
En este artículo se exponen algunos de los recursos didácticos que han sido concebidos para facilitar el aprendizaje de distintos aspectos de la Exploración Planetaria y, en concreto, de la Astrobiología como área transdisciplinar de conocimientos.
Alcíbar Cuello, M.
core   +1 more source

Amplification of low quantity bacterial RNA for microarray studies: time-course analysis of Leptospirillum ferrooxidans under nitrogen-fixing conditions

open access: yes, 2006
We have developed a method for the amplification of low quantity total bacterial RNA for DNA microarrays analysis. Current methods are based on the linear amplification by the in vitro transcription from the T7 promoter, similar to that used for ...
Moreno-Paz, Mercedes   +1 more
core   +1 more source

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