All Stories

  1. Remarkable variation in microstructural, thermoelectric, and magnetic properties of CaMnO3 through Ce doping

    Article • Materials Science and Engineering B, January 2024, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  2. Significant reduction in processing time for Ca0.95Ce0.05MnO3 thermoelectric ceramics

    Article • Ceramics International, December 2023, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  3. Effect of Y, La, and Yb simultaneous doping on the thermal conductivity and thermoelectric performances of CaMnO3 ceramics

    Article • Journal of Alloys and Compounds, September 2023, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  4. Anomalous grain growth in sintered Bi2Ca2Co2−xCuxOy + Ag ceramic composites by Cu doping

    Article • Journal of Materials Science Materials in Electronics, January 2023, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  5. Drastic microstructural modification of Bi2Ca2Co2O ceramics by Na doping and laser texturing

    Article • Boletín de la Sociedad Española de Cerámica y Vidrio, November 2022, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  6. Enhanced thermoelectric properties in Bi2Sr2-XBaxCo2Oy ceramics by Ba doping

    Article • Physica B Condensed Matter, October 2022, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  7. Variation of mechanical and electrical performances of Bi2Ca2Co1.7Ox ceramics above working conditions

    Article • Journal of Materials Science Materials in Electronics, July 2022, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  8. Influence of ceramic particles additions on the properties of Ca3Co4O9

    Article • SN Applied Sciences, May 2022, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  9. Evaluation of pressure and temperature effect on the structure and properties of Ca2.93Sr0.07Co4O9 ceramic materials

    Article • Ceramics International, March 2022, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  10. Tuning thermoelectric properties of Bi2Ca2Co2Oy through K doping and laser floating zone processing

    Article • Solid State Sciences, October 2021, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  11. Tuning Ca3Co4O9 thermal and transport properties by TiC nanoparticles addition

    Article • Boletín de la Sociedad Española de Cerámica y Vidrio, May 2021, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  12. Exploring the High-Temperature Electrical Performance of Ca3−xLaxCo4O9 Thermoelectric Ceramics for Moderate and Low Substitution Levels

    Article • Symmetry, May 2021, MDPI AG

    MIGUEL ANGEL TORRES PORTERO

  13. Detail investigation of thermoelectric performance and magnetic properties of Cs-doped Bi2Sr2Co2Oy ceramic materials

    Article • SN Applied Sciences, January 2021, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  14. Drastic enhancement of mechanical properties of Ca3Co4O9 by B4C addition

    Article • Journal of the European Ceramic Society, January 2021, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  15. Reduction in Processing Time in Ca3Co4O9+δ Ceramics through Nanoprecursors Produced by an Easily Scalable and Environmentally Friendly Process

    Article • Nanomaterials, December 2020, MDPI AG

    MIGUEL ANGEL TORRES PORTERO

  16. Improvement of grain alignment in Bi2Sr2Co1.8Oy thermoelectric through the electrically assisted laser floating zone

    Article • Materials Research Bulletin, October 2020, Elsevier

    MIGUEL ANGEL TORRES PORTERO, Nuno M Ferreira

  17. Increase of electric performances in Bi2Sr2-xRbxCo2O8+δ laser grown ceramics induced by annealing

    Article • Solid State Sciences, October 2020, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  18. Effect of annealing and potassium substitution on the thermoelectric and magnetic properties of directionally grown Bi2Sr2Co2O ceramics

    Article • Boletín de la Sociedad Española de Cerámica y Vidrio, May 2020, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  19. Processing of Superconducting and Thermoelectric Bulk Materials Via Laser Technologies

    Article • January 2020, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  20. Growth rate effects on the thermoelectric performance of CaMnO3-based ceramics

    Article • Journal of the European Ceramic Society, November 2019, Elsevier

    Nuno M Ferreira, MIGUEL ANGEL TORRES PORTERO

  21. Enhancement of electrical conductivity of Ca2.93Sr0.07Co4O9 thick films via hot uniaxial pressing

    Article • International Journal of Applied Ceramic Technology, August 2019, Wiley

    MIGUEL ANGEL TORRES PORTERO

  22. Significant enhancement of the thermoelectric performance in Ca3Co4O9 thermoelectric materials through combined strontium substitution and hot-pressing process

    Article • Journal of the European Ceramic Society, April 2019, Elsevier

    Nuno M Ferreira, MIGUEL ANGEL TORRES PORTERO

  23. Effect of substrate on the microstructure and thermoelectric performances of Sr-doped Ca3Co4O9 thick films

    Article • Ceramics International, April 2019, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  24. Improving thermoelectric properties of Ca3Co4O9+δ through both Na doping and K addition at optimal values

    Article • Journal of Materials Science Materials in Electronics, March 2019, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  25. Π Unileg Thermoelectric Structure for Cycling Robustness at High Temperature and Low Manufacturing Cost

    Article • Journal of Electronic Materials, January 2019, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  26. Influence of Ag on the Properties of Ca0.9Yb0.1MnO3 Sintered Ceramics

    Article • Materials, December 2018, MDPI AG

    MIGUEL ANGEL TORRES PORTERO

  27. Improvement of thermoelectric properties of Ca0.9Gd0.1MnO3 by powder engineering through K2CO3 additions

    Article • Journal of Materials Science, October 2018, Springer Science + Business Media

    Nuno M Ferreira, MIGUEL ANGEL TORRES PORTERO

  28. High-Temperature Stability of Hot-Pressed Sr-Doped Ca3Co4O9

    Article • Journal of Electronic Materials, October 2018, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  29. Fast preparation route to high-performances textured Sr-doped Ca3Co4O9 thermoelectric materials through precursor powder modification

    Article • Science China Materials, September 2018, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  30. Effect of simultaneous K, and Yb substitution for Ca on the microstructural and thermoelectric characteristics of CaMnO3 ceramics

    Article • Ceramics International, August 2018, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  31. Effect of alkaline earth dopant on density, mechanical, and electrical properties of Cu0.97AE0.03CrO2 (AE = Mg, Ca, Sr, and Ba) delafossite oxide

    Article • Journal of the Australian Ceramic Society, June 2018, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  32. New environmentally friendly Ba-Fe-O thermoelectric material by flexible laser floating zone processing

    Article • Scripta Materialia, March 2018, Elsevier

    Nuno M Ferreira, MIGUEL ANGEL TORRES PORTERO

  33. Effect of Na-doping on thermoelectric and magnetic performances of textured Bi2Sr2Co2Oy ceramics

    Article • Journal of the European Ceramic Society, February 2018, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  34. High thermoelectric performances of Bi–AE–Co–O compounds directionally growth from the melt

    Article • Boletín de la Sociedad Española de Cerámica y Vidrio, January 2018, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  35. Superconducting stacks

    Article • Materials Today, January 2018, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  36. Improving bulk Ca3Co4O9 thermoelectric materials through Zr doping

    Article • Advances in Applied Ceramics Structural Functional and Bioceramics, October 2017, Taylor & Francis

    MIGUEL ANGEL TORRES PORTERO

  37. Decreasing precursors sizes to improve performances in Bi2Sr2Co1.8Ox

    Article • Advances in Applied Ceramics Structural Functional and Bioceramics, June 2017, Taylor & Francis

    Andres Sotelo, MIGUEL ANGEL TORRES PORTERO

  38. Use of very small particle sizes of precursors help to densify ceramic materials.

    Article • International Journal of Applied Ceramic Technology, May 2017, Wiley

    Andres Sotelo, MIGUEL ANGEL TORRES PORTERO

  39. Effects of K substitution on thermoelectric and magnetic properties of Bi2Sr2Co2Oy ceramic

    Article • Journal of Materials Science Materials in Electronics, May 2017, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  40. Improvement of Bi2Sr2Co2Oy thermoelectric performances by Na doping

    Article • Journal of Electroceramics, March 2017, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  41. From nanosized precursors to high performance ceramics: The case of Bi2Ca2Co1.7Ox

    Article • Materials Letters, March 2017, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  42. Long-Term High-Temperature Stability of Directionally Grown [Bi2Ba2O4]p[CoO2] Rods

    Article • Materials, February 2017, MDPI AG

    MIGUEL ANGEL TORRES PORTERO

  43. High mechanical and thermoelectric performances in hot-pressed CdO

    Article • Journal of Materials Science Materials in Electronics, December 2016, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  44. Improved thermoelectric performances in textured Bi1.6Pb0.4Ba2Co2Oy/Ag composites

    Article • Ceramics International, December 2016, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  45. Thermoelectrics

    Article • Materials Today, September 2016, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  46. Thermoelectric properties of directionally grown Bi2Ba2Co2Oδ/Ag composites: effect of annealing

    Article • Journal of Materials Science Materials in Electronics, August 2016, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  47. Tailoring Ca3Co4O9 microstructure and performances using a transient liquid phase sintering additive

    Article • Journal of the European Ceramic Society, March 2016, Elsevier

    Nuno M Ferreira, MIGUEL ANGEL TORRES PORTERO

  48. High thermoelectric performance in Bi2-xPbxBa2Co2Oy promoted by directional growth and annealing

    Article • Journal of the European Ceramic Society, January 2016, Elsevier

    Nuno M Ferreira, MIGUEL ANGEL TORRES PORTERO

  49. Role of Ag in textured-annealed Bi 2 Ca 2 Co 1.7 O x thermoelectric ceramic

    Article • Acta Materialia, January 2016, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  50. Effect of Na doping on the Ca3Co4O9 thermoelectric performance

    Article • Ceramics International, November 2015, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  51. Enhancement of mechanical and thermoelectric properties of Ca3Co4O9 by Ag addition

    Article • Journal of the European Ceramic Society, November 2015, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  52. Effect of Secondary Annealing Process on Critical Current Density in Highly Textured Bi-2212 Superconducting System

    Article • JOM, June 2015, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  53. Use of laser technology to produce high thermoelectric performances in Bi2Sr2Co1.8Ox

    Article • Materials & Design (1980-2015), June 2015, Elsevier

    Nuno M Ferreira, MIGUEL ANGEL TORRES PORTERO

  54. The effect of environmental conditions on the mechanical and thermoelectric properties of Bi2Ca2Co1.7Ox textured rods

    Article • Ceramics International, June 2015, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  55. Very Large Superconducting Currents Induced by Growth Tailoring

    Article • Crystal Growth & Design, May 2015, American Chemical Society (ACS)

    Nuno M Ferreira, MIGUEL ANGEL TORRES PORTERO

  56. Improvement of thermoelectric properties in Ca3Co4O9 ceramics by Ba doping

    Article • Journal of Materials Science Materials in Electronics, February 2015, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  57. High Thermoelectric Performances in Co-oxides Processed by a Laser Floating Zone Technique

    Article • Materials Today Proceedings, January 2015, Elsevier

    Nuno M Ferreira, MIGUEL ANGEL TORRES PORTERO

  58. Effect of synthesis methods on the Ca3Co4O9 thermoelectric ceramic performances

    Article • Journal of Solid State Chemistry, January 2015, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  59. Thermoelectric doping effect in Ca3Co4-xNixO9 ceramics

    Article • Boletín de la Sociedad Española de Cerámica y Vidrio, January 2015, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  60. Thermoelectric properties in Ca3Co4−xMnxOyceramics

    Article • Advances in Applied Ceramics Structural Functional and Bioceramics, December 2014, Taylor & Francis

    MIGUEL ANGEL TORRES PORTERO

  61. Mechanical and thermoelectric environmental evolution properties of Bi2Sr2Co1.8Ox ceramics textured by laser floating zone technique

    Article • Journal of Materials Science Materials in Electronics, December 2014, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  62. Decrease of electrical resistivity in Ca3Co4O9 thermoelectric ceramics by Ti doping

    Article • Journal of Materials Science Materials in Electronics, November 2014, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  63. Effect of Pb doping on the electrical properties of textured Bi-2212 superconductors

    Article • Journal of the European Ceramic Society, October 2014, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  64. Composite Bi-2212/Ag Superconductors Grown by Laser Travelling Floating Zone at Low Rates

    Article • Journal of Superconductivity and Novel Magnetism, September 2014, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  65. Processing effects on the thermoelectric properties of Bi2Ca2Co1.7Ox ceramics

    Article • Boletín de la Sociedad Española de Cerámica y Vidrio, August 2014, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  66. Textured Pb-Doped Bi-2212 Superconductors for Current Limiters

    Article • Journal of Superconductivity and Novel Magnetism, August 2014, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  67. Doping effect in Ca3Co4−xZnxOy ceramics

    Article • Journal of Materials Science Materials in Electronics, June 2014, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  68. Development of a new thermoelectric Bi2Ca2Co1.7Ox+Ca3Co4O9 composite

    Article • Scripta Materialia, June 2014, Elsevier

    Nuno M Ferreira, MIGUEL ANGEL TORRES PORTERO

  69. Effect of Ga addition on Ca-deficient Ca3Co4Oy thermoelectric materials

    Article • Ceramics International, May 2014, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  70. Thermoelectric properties of rare earth doped Ca3-xRExCo4O9 (RE = Dy, Er, Gd, and Tb; x = 0, 0.01, 0.03, and 0.05)

    Article • Journal of Electroceramics, April 2014, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  71. Influence of Ca substitution by Mg on the Ca3Co4O9 performances

    Article • Boletín de la Sociedad Española de Cerámica y Vidrio, February 2014, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  72. Modification of thermoelectric properties in Ca3Co4Oy ceramics by Nd doping

    Article • Journal of Materials Science Materials in Electronics, December 2013, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  73. Effect of Sr substitution for Ca on the Ca3Co4O9 thermoelectric properties

    Article • Journal of Alloys and Compounds, November 2013, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  74. Preparation of high-performance Ca3Co4O9 thermoelectric ceramics produced by a new two-step method

    Article • Journal of the European Ceramic Society, September 2013, Elsevier

    Nuno M Ferreira, MIGUEL ANGEL TORRES PORTERO

  75. Enhancement of Ca 3 Co 4 O 9 thermoelectric properties by Cr for Co substitution

    Article • Ceramics International, August 2013, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  76. Effect of Ag additions on the Bi1.6Pb0.4Sr2Co1.8Ox thermoelectric properties

    Article • Boletín de la Sociedad Española de Cerámica y Vidrio, April 2013, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  77. Ceramics, squared

    Article • Materials Today, April 2013, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  78. Improvement of textured Bi1.6Pb0.4Sr2Co1.8Ox thermoelectric performances by metallic Ag additions

    Article • Ceramics International, March 2013, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  79. Composites and Nanocomposites

    Article • March 2013, Taylor & Francis

    MIGUEL ANGEL TORRES PORTERO

  80. Effect of Cu by Co substitution on Ca3Co4O9 thermoelectric ceramics

    Article • Journal of Materials Science Materials in Electronics, January 2013, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  81. Enhancement of the high-temperature thermoelectric performance of Bi2Ba2Co2Ox ceramics

    Article • Scripta Materialia, January 2013, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  82. Effect of Postannealing Process on Bi2Sr2.1Ca0.9Cu2O8+δ Textured Superconductors

    Article • Journal of Superconductivity and Novel Magnetism, December 2012, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  83. New promising Co-free thermoelectric ceramic based on Ba–Fe–oxide

    Article • Journal of Materials Science Materials in Electronics, December 2012, Springer Science + Business Media

    MIGUEL ANGEL TORRES PORTERO

  84. Growth rate effect on microstructure and thermoelectric properties of melt grown Bi2Ba2Co2Oxtextured ceramics

    Article • Advances in Applied Ceramics Structural Functional and Bioceramics, November 2012, SAGE Publications

    MIGUEL ANGEL TORRES PORTERO

  85. Effect of Ag addition on the mechanical and thermoelectric performances of annealed Bi2Sr2Co1.8Ox textured ceramics

    Article • Journal of the European Ceramic Society, November 2012, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  86. New method to improve the grain alignment and performance of thermoelectric ceramics

    Article • Materials Letters, September 2012, Elsevier

    Nuno M Ferreira, MIGUEL ANGEL TORRES PORTERO

  87. A thermoelectric by any other name…

    Article • Materials Today, September 2012, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  88. Effect of annealing on the thermoelectric properties of directionally grown Bi2Sr2Co1.8Ox ceramics

    Article • Ceramics International, September 2012, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  89. Improvement of thermoelectric properties of Ca3Co4O9 using soft chemistry synthetic methods

    Article • Journal of the European Ceramic Society, August 2012, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  90. Improvement of thermoelectric performances of Bi2Sr2Co1.8Ox textured materials by Pb addition using a polymer solution method

    Article • Materials Letters, June 2012, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  91. Mejora de las propiedades termoeléctricas de Bi2Sr2Co1.8Ox por métodos de síntesis en disolución

    Article • Boletín de la Sociedad Española de Cerámica y Vidrio, February 2012, Elsevier

    MIGUEL ANGEL TORRES PORTERO

  92. Improved thermoelectric properties in directionally grown Bi2Sr2Co1.8Oy ceramics by Pb for Bi substitution

    Article • Materials Research Bulletin, December 2011, Elsevier

    MIGUEL ANGEL TORRES PORTERO