Listar por autor "Álvarez-Llamas, César"
Mostrando ítems 1-11 de 11
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A multipurpose thermal vacuum chamber for planetary research compatible with stand-off laser spectroscopies
Laserna-Vázquez, José Javier
; Álvarez-Llamas, César; Purohit, Pablo; Moros-Portolés, Javier; Lucena, Patricia; Vadillo-Pérez, José Miguel[et al.] (2022)
Stand-off spectroscopies and imaging techniques have gained a proper niche within the modern tools in remote compositional analysis for exploration in-situ planetary surface using rovers. Laser-induced breakdown spectrometry ... -
A systematic evaluation on the impact of sample-related and environmental factors in the analytical performance of acoustic emission from laser-induced plasmas
Bosáková, Markéta; Purohit, Pablo; Álvarez-Llamas, César; Moros-Portolés, Javier; Novotný, Karel; Laserna-Vázquez, José Javier[et al.] (Elsevier, 2022-09-08)
Acoustics recordings from laser-induced plasmas are becoming increasingly regarded as a complementary source of information from the inspected sample. The propagation of these waves is susceptible to be modified by the ... -
Chemical and acoustical mixed-mapping of geological materials from laser-induced plasmas: a comprehensive approach to differentiate mineral phases
Bosáková, Markéta; Moros-Portolés, Javier; Purohit, Pablo; Álvarez-Llamas, César; Novotný, Karel; Laserna-Vázquez, José Javier[et al.] (ACS, 2024-10)
The acoustic wave produced alongside laser-induced plasmas can be used in conjunction with the recorded atomic spectra of plasma emission to expand the physicochemical information acquired from a single inspection event. ... -
Differentiation of closely related mineral phases in Mars atmosphere using frequency domain laser-induced plasma acoustics.
Álvarez-Llamas, César; Purohit, Pablo; Moros-Portolés, Javier; Laserna-Vázquez, José Javier (Elsevier, 2022-08-16)
The combination of data yielded by laser-induced breakdown spectroscopy (LIBS) and laser-induced plasma acoustics (LIPAc) is a topic of many prospective applications as these coexisting phenomena can cover different sample ... -
LIBS and Acoustic Measurements of Rocks and Regolith Found in the Traverse of the Perseverance Rover Across the Jezero Crater, Mars
Laserna-Vázquez, José Javier; Moros-Portolés, Javier; Álvarez-Llamas, César; Purohit, Pablo; Angel, S.M.; Bernardi, P.; Bousquet, O.; Cadu, A.; Chide, B.; Clavé, E.; Clegg, S.; Dauson, E.; Forni, O.; Fouchet, T.; Gasnault, O.; Jacob, X.; Lacombe, G.; Lanza, N.L.; Larmat, C.; Lasue, J.; Lorenz, R.D.; Meslin, P. -Y.; Montmessin, F.; Murdoch, N.; Ollila, A.M.; Pilleri, P.; Reyes-Newell, A. L.; Schroder, S.; Stott, A.; Cate, J. Ten; Vogt, D.; Maurice, S.; Wiens, R.C.; Mimoun, D.[et al.] (2022)
The SuperCam instrument of the NASA MARS 2020 Perseverance rover combines a suite of atomic and molecular spectroscopies intended for an extensive description of rocks, soils and minerals in the surroundings of the landing ... -
LIBS-Acoustic Mid-Level Fusion Scheme for Mineral Differentiation under Terrestrial and Martian Atmospheric Conditions
Álvarez-Llamas, César; Purohit, Pablo; Laserna-Vázquez, José Javier (American Chemical Society, 2022-01-12)
The shockwave produced alongside the plasma during a laser-induced breakdown spectroscopy event can be recorded as an acoustic pressure wave to obtain information related to the physical traits of the inspected sample. In ... -
Simultaneous LIBS acoustic detection for mineral differentiation. Imaging and standoff studies under terrestrial and martian atmospheric conditions
Álvarez-Llamas, César; Bosáková, Markéta; Purohit, Pablo; Moros-Portolés, Javier; Laserna-Vázquez, José Javier (2022)
The combination of data simultaneously generated by laser-induced breakdown spectroscopy (LIBS) and laser-induced acoustics (LIAc) is a topic of many potential applications as both phenomena cover different sample traits. ... -
Stand-off LIBS in space exploration. New facility for the simulation of different planetary conditions
(2021-12)The availability of facilities capable of simulating extraterrestrial environments represents a need in today's planetary research to design, simulate and optimize those experiments carried out outside of Earth1,2. A thermal ... -
The sound of geological targets on Mars from the absolute intensity of laser-induced sparks shock waves
Álvarez-Llamas, César; Laserna-Vázquez, José Javier; Moros-Portolés, Javier; Purohit, Pablo; García-Gómez, Laura; Angel, S.M.; Bernardi, P.; Bousquet, B.; Cadu, A.; Dauson, E.; Forni, O.; Fouchet, T.; Gasnault, O.; Jacob, X.; Lacombe, G.; Lanza, N.L.; Larmat, C.; Lasue, J.; Lorenz, R.D.; Meslin, P. -Y.; Mimoun, D.; Montmessin, F.; Murdoch, N.; Ollila, A.M.; Pilleri, P.; Randazzo, N.; Reyes-Newell, A.L.; Schröder, S.; Stott, A.; Cate, J. Ten; Udry, A.; Vogt, D.; Clegg, S.; Cousin, A.; Maurice, S.; Wiens, R.C.[et al.] (Elsevier, 2023)
Inspection of geological material is one of the main goals of the Perseverance rover during its journey across the landscape of the Jezero crater in Mars. NASA's rover integrates SuperCam, an instrument capable of performing ... -
Thermal imagery for rover soil assessment using a multipurpose environmental chamber under simulated Mars conditions
Castilla-Arquillo, Raúl; Mandow, Anthony; Pérez-del-Pulgar-Mancebo, Carlos Jesús; Álvarez-Llamas, César; Vadillo-Pérez, José Miguel; Laserna-Vázquez, José Javier[et al.] (IEEE, 2023-12-25)
Planetary rover missions on Mars have suffered entrapments and serious mobility incidents due to soil assessment limitations of stereo RGB cameras, which cannot characterize relevant physical phenomena such as thermal ... -
Understanding The Correlation Of Libs And Acoustic Measurements Of Rocks And Soils Found In The Traverse Of The Perseverance Rover Across The Jezero Crater, Mars
Laserna-Vázquez, José Javier; Álvarez-Llamas, César; Moros-Portolés, Javier; Purohit, Pablo; Angel, S.M.; Bernardi, P.; Beyssac, O.; Bousquet, B.; Cadu, A.; Chide, B.; Clavé, E.; Clegg, S.; Dauson, E.; Forni, O.; Fouchet, T.; Gasnault, O.; Jacob, X.; Lacombe, G.; Lanza, N.L.; Larmat, C.; Lasue, J.; Lorenz, R.D.; Meslin, P. -Y.; Montmessin, F.; Murdoch, N.; Ollila, A.M.; Pilleri, P.; Reyes-Newell, A. L.; Schröder, S.; Stott, A.; Cate, J. Ten; Vogt, D.; Maurice, S.; Wiens, R.C.; Mimoun, D.[et al.] (2022)
The SuperCam instrument of the NASA MARS 2020 Perseverance rover combines a suite of atomic and molecular spectroscopies intended for an extensive description of rocks, soils and minerals in the surroundings of the landing ...