Mostrando 961 - 980 Resultados de 100,426 Para Buscar '"carbón"', tiempo de consulta: 0.45s Limitar resultados
  1. 961
    “…Novel superhard materials, especially those with superior thermal and chemical stability, are needed to replace diamond. Carbon nitrides (C-N), which are likely to possess these characteristics and have even been expected to be harder than diamond, are excellent candidates. …”
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  2. 962
    por Fauset, Sophie, Johnson, Michelle O., Gloor, Manuel, Baker, Timothy R., Monteagudo M., Abel, Brienen, Roel J.W., Feldpausch, Ted R., Lopez-Gonzalez, Gabriela, Malhi, Yadvinder, ter Steege, Hans, Pitman, Nigel C.A., Baraloto, Christopher, Engel, Julien, Pétronelli, Pascal, Andrade, Ana, Camargo, José Luís C., Laurance, Susan G.W., Laurance, William F., Chave, Jerôme, Allie, Elodie, Vargas, Percy Núñez, Terborgh, John W., Ruokolainen, Kalle, Silveira, Marcos, Aymard C., Gerardo A., Arroyo, Luzmila, Bonal, Damien, Ramirez-Angulo, Hirma, Araujo-Murakami, Alejandro, Neill, David, Hérault, Bruno, Dourdain, Aurélie, Torres-Lezama, Armando, Marimon, Beatriz S., Salomão, Rafael P., Comiskey, James A., Réjou-Méchain, Maxime, Toledo, Marisol, Licona, Juan Carlos, Alarcón, Alfredo, Prieto, Adriana, Rudas, Agustín, van der Meer, Peter J., Killeen, Timothy J., Marimon Junior, Ben-Hur, Poorter, Lourens, Boot, Rene G.A., Stergios, Basil, Torre, Emilio Vilanova, Costa, Flávia R.C., Levis, Carolina, Schietti, Juliana, Souza, Priscila, Groot, Nikée, Arets, Eric, Moscoso, Victor Chama, Castro, Wendeson, Coronado, Euridice N. Honorio, Peña-Claros, Marielos, Stahl, Clement, Barroso, Jorcely, Talbot, Joey, Vieira, Ima Célia Guimarães, van der Heijden, Geertje, Thomas, Raquel, Vos, Vincent A., Almeida, Everton C., Davila, Esteban Álvarez, Aragão, Luiz E.O.C., Erwin, Terry L., Morandi, Paulo S., de Oliveira, Edmar Almeida, Valadão, Marco B.X., Zagt, Roderick J., van der Hout, Peter, Loayza, Patricia Alvarez, Pipoly, John J., Wang, Ophelia, Alexiades, Miguel, Cerón, Carlos E., Huamantupa-Chuquimaco, Isau, Di Fiore, Anthony, Peacock, Julie, Camacho, Nadir C. Pallqui, Umetsu, Ricardo K., de Camargo, Plínio Barbosa, Burnham, Robyn J., Herrera, Rafael, Quesada, Carlos A., Stropp, Juliana, Vieira, Simone A., Steininger, Marc, Rodríguez, Carlos Reynel, Restrepo, Zorayda, Muelbert, Adriane Esquivel, Lewis, Simon L., Pickavance, Georgia C., Phillips, Oliver L.
    Publicado 2015
    “…In addition to their diversity, Amazonian trees are a key component of the global carbon cycle, assimilating and storing more carbon than any other ecosystem on Earth. …”
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  3. 963
  4. 964
    “…To evaluate the toxicity of long-term exposure to carbon nanofibers (CNFs) in an in vivo system, we selected Drosophila melanogaster as a model organism. …”
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  5. 965
    “…Carbonic anhydrases are ubiquitous metallo-enzymes which catalyze the reversible hydration of carbon dioxide in bicarbonate ions and protons. …”
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  6. 966
    por Cai, Le, Wang, Chuan
    Publicado 2015
    “…Owing to its one-dimensional structure and superior electrical property, carbon nanotube is one of the most promising material platforms for flexible and stretchable electronics. …”
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  7. 967
    “…Regulating stem cell microenvironment is one of the essential elements in stem cell culture. Recently, carbon nanotube (CNT) has come into the spotlight as a biomaterial that retains unique properties. …”
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  8. 968
    “…Carbon nanotubes have been of great interest because of their simplicity and ease of synthesis. …”
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  9. 969
    “…To validate the model, we select multi-walled carbon nanotube (MWCNT) and FLG for reinforcement, and titanium (Ti) and aluminum (Al) for the matrix to modify bonding strength and specific surface area in the MMNCs.…”
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  10. 970
    “…A sphere-in-contact model is presented that is used to build physical models of carbon materials such as graphite, graphene, carbon nanotubes and fullerene. …”
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  11. 971
    “…This study assessed the health risks via inhalation and derived the occupational exposure limit (OEL) for the carbon nanotube (CNT) group rather than individual CNT material. …”
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  12. 972
    “…To resolve the pore-associated bottleneck problem observed in the electrode materials used for ultracapacitors, which inhibits the transport of the electrolyte ions, we designed hierarchically structured activated carbon (HAC) by synthesizing a mesoporous silica template/carbon composite and chemically activating it to simultaneously remove the silica template and increase the pore volume. …”
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  13. 973
    “…Doping of low-dimensional graphitic materials, including graphene, graphene quantum dots and single-wall carbon nanotubes with nitrogen, sulfur or boron can significantly change their properties. …”
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  14. 974
  15. 975
  16. 976
    “…BACKGROUND: The recent inclusion of the cocoa sector as an option for carbon storage necessitates the need to quantify the C stocks in cocoa systems of Ghana. …”
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  17. 977
    por Ebner, Daniel K., Kamada, Tadashi
    Publicado 2016
    “…Carbon-ion radiotherapy (CIRT) has progressed rapidly in technological delivery, indications, and efficacy. …”
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  18. 978
    “…In marine systems, only 1% of dissolved inorganic carbon in seawater exists as CO(2). Thus the majority of marine macrophytes not only passively access CO(2) for photosynthesis, but also actively transport CO(2) and the more common bicarbonate (HCO(3)(-), 92% of seawater dissolved inorganic carbon) into their cells. …”
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  19. 979
    “…A unique nanoheterostructure, a boron-filled hybrid carbon nanotube (BHCNT), has been synthesized using a one-step chemical vapor deposition process. …”
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  20. 980
    “…Specific isoforms from the carbonic anhydrase (CA) family of zinc metalloenzymes have been associated with a variety of diseases. …”
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