muh   Name: Marvin U. Herrera
Rank: Associate Professor 
Highest Degree: PhD
Specialization: Material Science and Engineering 
Research ClusterMaterials Physics and Engineering
Research Interests:  
Email Address: muherrera@uplbdotedudotph
 

Publications

1. Apollo R Agcaoili, Marvin U Herrera, Cybelle M Futalan, Mary Donnabelle L Balela, Fabrication of polyacrylonitrile-coated kapok hollow microtubes for adsorption of methyl orange and Cu (II) ions in aqueous solution, Journal of the Taiwan Institute of Chemical Engineers, 78 (2007) 359-369

2. P.A.L. Sino, M. U. Herrera, M.D. Balela, Creation of Hydrophobic Surfaces using a Paint containing Functionalized Oxide Particles, IOP Conference Series: Materials Science and Engineering, 201, 012022   

3. T. L. Baquiran, M. C. T. Garcia, M.U. Herrera, Electrical characteristics of zinc oxide-copper oxide heterojunction at different illumination intensities, IOP Conference Series: Materials Science and Engineering, 201, 012025     

4. E.S. Mones, M.D.L. Balela, C.C.M. Futalan, R.D. Manalo, M U Herrera, Fabrication of zinc oxide-embedded kapok (Ceiba pentradra) paper, IOP Conference Series: Materials Science and Engineering, 201, 012048    

5. K.E. Arguelles, M. U. Herrera, C.C. Futalan, M. D. L. Balela, Fabrication of polyaniline-coated Kapok (Ceiba Pentandra) fibers embedded with copper-based particles, IOP Conference Series: Materials Science and Engineering, 201, 012042   

6. M.J.G. Biguerras, M. U. Herrera, C.C. Futalan, M. D. L. Balela, Antibacterial activity of copper-based particles synthesized using an electroless deposition technique, IOP Conference Series: Materials Science and Engineering, 201, 012049    

7. A.P.O. de Jesus, R.M.L. Roxas-Villanueva, M.U. Herrera, Antimicrobial and water-triggered release chracteristics of a copper sulfate-polyvinyl acetate adhesive composite, IOP Conference Series: Materials Science and Engineering, 201, 012007    

8.J K Pamatmat, A. V. Gillado, M U Herrera, Embedding of polyaniline molecules on adhesive tape using successive ionic layer adsorption and reaction (SILAR) technique, IOP Conference Series: Materials Science and Engineering, 201, 012041   

9. D. L. V. Almanza, J L A de Luna, M U Herrera, Embedding of copper sulfate and copper oxide on multipurpose paper, IOP Conference Series: Materials Science and Engineering, 201, 012038    

10. A.B. Gorospe, M.U. Herrera, Fabrication of visible light-triggered photocatalytic materials from the coupling of n-type zinc oxide and p-type copper oxide, IOP Conference Series Journal of Physics, 817, 012058 (2017)

11. C.S. Sebastian, M.U. Herrera, AKG Tapia, Electrophoretic deposition of Zinc oxide on graphite drawn on paper, IOP Conference Series Journal of Physics, 817, 012004 (2017)

12. E.S. Mones, A.V. Gillado, M.U.Herrera, Photoresponse of Zinc Oxide-Polyaniline Junction at Different Light Intensities, Key Engineering Materials, 705, 186-189 (2016)

13. M.M.P. Parel, A.V. Gillado, M.U. Herrera, Electrical and Optical Properties of Soda-lime Glass Coated using High Voltage Electrodeposition Technique, Key Engineering Materials, 705, 199-203 (2016)

14. P.A.L. Sino, M.U. Herrera, M.D.L. Balela, Hydrophobicity of Surfaces Coated with Functionalized Titatnium Dioxide Nanoparticles, Key Engineering Materials, 705, 268-272 (2016)

15. D.L.V. Almanza, M.C.T. Garcia, A.D. Prodigalidad, M.U. Herrera, Visible Light photocatalytic activity of Zinc Oxide-Copper Oxide composites, Key Engineering Materials, 705, 385-389 (2016)

16. M. Herrera, T. Ichii, K. Murase, H. Sugimura, Use of Diode Analogy in Explaining the Voltammetric Characteristics of Immobilized Ferrocenyl Moieties on a Silicon Surface, ChemElectroChem (2015) 2,68–72

17. M.C.T. Garcia, M. U. Herrera, Effects of PbO on ZnO and ZnO-Bi2O3-Sb2O3 Varistor Ceramics, University of the Philippines Los Banos Journal, 8, 45-56 (2015) 

18. M. Herrera, T. Ichii, K. Murase, H. Sugimura, Photochemical Grafting of Methyl Groups on a Si(111) Surface using a Grignard Reagent, Journal of Colloid and Interface Science, 411 (2013) 145–151

19. H. Sugimura, K. Shimosaka, M. Herrera, T. Ichii, K. Murase, Surface potentials and electronic states of alkyl self-assembled monolayer covalently bonded to Si, 電子情報通信学会技術研究報告. OME, 有機エレクトロニクス (2013)112, 456, 41-46

20. M. Herrera, T. Ichii, K. Murase, H. Sugimura, Vinylferrocene Photochemical Preparation on Si(111) Surface in Different Grafting Media, Chemistry Letters, 41, 10, 1188-1190, 2012

21.  M. Herrera, T. Ichii, K. Murase, H. Sugimura, Photochemical Preparation of Methyl-terminated Si(111) Surface using a Grignard Reagent, Chemistry Letters, Chemistry Letters, 41, 9, 902-904, 2012

22.  M. Herrera, T. Ichii, K. Murase, H. Sugimura, Vinylferrocene-Terminated Si(111) Prepared in Diethyl Ether and Dibutyl Ether Grafting Media, ECS Trans. 2013 volume 50, issue 54, 37-46

23. F. Emralino, M. Herrera and C. Cervancia, Sound frequencies emitted by hived stingless bees Trigona biroi Friese, Journal of Nature Studies, Vol.9, No. 1, pp. 165-168, 2010

24. J. A. Garcia and M.U. Herrera, Investigation on the effects of Zn on PbTiO3, Key Engineering Materials Volumes 368 – 372, 2008

25. Alvin Karlo G. Tapia and Marvin U. Herrera, Learned Helplessness of Students in Physics, Journal of the Physics Education Society of Japan Supplement, 272-273, 2008

26. Benedicta M. Carambas, Alvin Karlo G. Tapia, Marvin Herrera, Misconception in Physical Concepts involving Mathematical Relationships, Journal of the Physics Education Society of Japan Supplement, 264-265, 2008

27. J. Garcia, M. Herrera, Detection of Students' misconceptions regarding capacitance and resistance, Pisika, Vol 1 No 3 2008

28.  D.B. Putungan, M.U. Herrera, Study of Band Gap Surface States of Silicon in MOSFET using Surface Photovoltage Spectroscopy (SPS), Journal of Physics: Conference Series, Vol.  28,70-73, 2006.

29. A.K.G.Tapia, M.D. Catedral, M.U. Herrera, J.P. Tamayo, E.J.del Rosario, Transmittance and Reflectance Spectra of Doped-Polyanisidine Derive Film in the Visible Light Region, Journal of Physics: Conference Series, Vol. 28,151-154, 2006.

30. M.U. Herrera, R.V. Sarmago, Synthesis of Pb-doped Bi-2223 from Pb-doped Bi-2212 by Partial Melting, Ceramics International, Vol. 30, p.1611-1614, 2004.

31. M.U. Herrera, R.V. Sarmago, Synthesis of Pb-free Bi-2223 from Bi-2212 using Partial Melting, Philippine Engineering Journal, Vol 13. No. 2, p35-48, 2002.

32.  M.U. Herrera, R.V. Sarmago, Synthesis of Pb-doped Bi-2223 from Pb-doped Bi-2212, Ca2CuO3 and CuO above the Glass Transition Temperature of Bi-2212, Science Diliman: A Journal of Pure and Applied Sciences, Vol. 14, No. 2, p51-58, 2002.

33. J.A. Ocampo, G. L. M. Nelson, M.U. Herrera, G.N.A. Abrigo, H.R.E. Forio, B.M. Carambas, S.P. Lubag, Perception based on Monocular depth cues: The case of Mt. Makiling Magnetic Hill, Los Banos, Laguna, Philippines, UP Los Banos, Journal, Vol 11 2013.

 

PAPER PRESENTED IN CONFERENCES

1. A.P.P. de Jesus, R.M.L.Roxas-Villanueva, M.U. Herrera, Release rate measurements of antimicrobial agent in a copper sulfate-polyvinyl acetate adhesive matrix, National Student Research Conference (NSRC), April 29-30, 2017, Baguio City.

2. M.L.D. Pulutan, M.C.T. Garcia, M.U. Herrera, Antibacterial activity of copper-based particles on flexible polyurethane foam against Escherichia Coli, National Student Research Conference (NSRC), April 29-30, 2017, Baguio City.

3. N.R.M. Esguerra, J.R. Albia, M.U. Herrera, Copper-based particles deposited on Cellulosic filter paper for on-site water filtration, National Student Research Conference (NSRC), April 29-30, 2017, Baguio City.

4. M.A. Dorosan, M.U.Herrera, M.C.T. Garcia, Fabrication of activated Carbon-zinc oxide catalyst and its removal of methyl orange, National Student Research Conference (NSRC), April 29-30, 2017, Baguio City.

5. A.M.J.A. Leonor, A.V. Gillado, M.U. Herrera, Effect of polyaniline/zinc oxide composites on degradation of methyl orange under visible light irradiation, National Student Research Conference (NSRC), April 29-30, 2017, Baguio City.

6. A.S.M. Cruz, R.M.L. Roxas-Villanueva, M.U. Herrera, Effect of tilt angle variation to the dynamic contact angle of a hydrophobic surface, National Student Research Conference (NSRC), April 29-30, 2017, Baguio City.

7. P.A.L. Sino, M. U. Herrera, M.D. Balela, Creation of Hydrophobic Surfaces using a Paint containing Functionalized Oxide Particles, 7th International Conference on Key Engineering Materials, Penang Malaysia, 2017.

8. T. L. Baquiran, M. C. T. Garcia, M.U. Herrera, Electrical characteristics of zinc oxide-copper oxide heterojunction at different illumination intensities, 7th International Conference on Key Engineering Materials, Penang Malaysia, 2017.

9. E.S. Mones, M.D.L. Balela, C.C.M. Futalan, R.D. Manalo, M U Herrera, Antimicrobial zinc oxide-embedded kapok (Ceiba pentradra) paper, 7th International Conference on Key Engineering Materials, Penang Malaysia, 2017.

10. K.E. Arguelles, M. U. Herrera, C.C. Futalan, M. D. L. Balela, Fabrication of polyaniline-coated Kapok (Ceiba Pentandra) fibers embedded with copper-based particles, 7th International Conference on Key Engineering Materials, Penang Malaysia, 2017.

11. M.J.G. Biguerras, M. U. Herrera, C.C. Futalan, M. D. L. Balela, Antibacterial activity of copper-based particles synthesized using an electroless deposition technique, 7th International Conference on Key Engineering Materials, Penang Malaysia, 2017.

12. Antimicrobial and water-triggered release chracteristics of a copper sulfate-polyvinyl acetate adhesive composite, 7th International Conference on Key Engineering Materials, Penang Malaysia, 2017.

13. J K Pamatmat, A. V. Gillado, M U Herrera, Embedding of polyaniline molecules on adhesive tape using successive ionic layer adsorption and reaction (SILAR) technique, 7th International Conference on Key Engineering Materials, Penang Malaysia, 2017.

14. D. L. V. Almanza, J L A de Luna, M U Herrera, Embedding of copper sulfate and copper oxide on multipurpose paper, 7th International Conference on Key Engineering Materials, Penang Malaysia, 2017.

15. E.S. Mones, M. D. L. Balela, R.D. Manalo, M, U. Herrera, Copper oxide-embedded Ceiba pentandra paper and its antimicrobial properties, 21st Annual Covention Natural Products Society of the Philippines, Cebu City, Philippines, 1-2 December 2016

16. K. Arguelles, M. U. Herrera, M.D. L. Balela, Synthesis of kapok (Ceiba pentandra) fiber/polyaniline composites for removal of methyl orange and Cu(II) ions in aqueous solution, 21st Annual Covention Natural Products Society of the Philippines, Cebu City, Philippines, 1-2 December 2016.

17. A.P. Cano, A.V. Gillado, A.Montecillo, M.U. Herrera, Copper sulfate-embedded and copper oxide-embedded filter paper and its antimicrobial properties, 5th International Doctoral Symposium Sapporo, Hokkaido, Japan, 9-11 November 2016.

18. P.A.L. Sino, M.U. Herrera, M.D.L. Balela, Hydrophobicity of surface coated with paint containing functionalized oxide particles, 9th UPLB CAS Student-faculty research conference, UPLB College, Laguna, Philippines, 14 November, 2016.

19. A.P. Cano, A.V. Gillado, A.Montecillo, M.U. Herrera, Copper sulfate-embedded and copper oxide-embedded filter paper and its antimicrobial properties, 9th UPLB CAS Student-faculty research conference, UPLB College, Laguna, Philippines, 14 November, 2016.

20. M.M.P. Parel, A.V. Gillado, M.U. Herrera, Coating of Polyaniline Molecules on Acetate Film using in-situ method, 9th UPLB CAS Student-faculty research conference, UPLB College, Laguna, Philippines, 14 November, 2016.

21. M.L.D.Pulutan, M.C.T.Garcia, M.U.Herrera, Antibacterial activity of deposited Copper sulfate on Polyurethane foam via in situ synthesis, 9th UPLB CAS Student-faculty research conference, UPLB College, Laguna, Philippines, 14 November, 2016.

22. J.S.H. Bernil, M.C.T.Garcia, M.U.Herrera, Synthesis and Embedding of Zinc oxide on cellulosic filter paper using in-situ synthesis method, 9th UPLB CAS Student-faculty research conference, UPLB College, Laguna, Philippines, 14 November, 2016.

23. C.S. Sebastian, M.U. Herrera, A.K.G. Tapia, Electrophoretic Deposition of Zinc Oxide and Copper Oxide on Graphite Drawn on Paper, 9th UPLB CAS Student-faculty research conference, UPLB College, Laguna, Philippines, 14 November, 2016.

24. A. Rillera, C. Sebastian, M.U. Herrera, A.K.G.Tapia, Fractal Analysis of textured films of ZnO Electro-deposited on Graphite drawn on Paper, 9th UPLB CAS Student-faculty research conference, UPLB College, Laguna, Philippines, 14 November, 2016.

25. T.L.Z. Baquiran, M.C.T. Garcia, M. U. Herrera, Current-voltage characteristics of CuO-ZnO heterojunction under different illumination intensities, 2016 International Conference on Materials Science and Nanotechnology, Dumaguete City, Philippines, 20-22 October 2016.

26. A. P. O. de Jesus, R.M.L. Roxas-Villanueva, M. U. Herrera, Water-triggered release of copper sulfate in polyvinyl acetate matrix, 2016 International Conference on Materials Science and Nanotechnology, Dumaguete City, Philippines, 20-22 October 2016.

27. P.A. Sino, M.U. Herrera, M.D.L. Balela, Fabrication of functionalized oxide-based paints for the creation of superhydrophobic coating, 2016 International Conference on Materials Science and Nanotechnology, Dumaguete City, Philippines, 20-22 October 2016.

28. A.B. Gorospe, M.U. Herrera, Fabrication of visible light-triggered photocatalytic materials from the coupling of n-type zinc oxide and p-type copper oxide, International Symposium on Frontier Applied Physics, BSD City, Banten, Indonesia, 3-5 October, 2016. 

29. C.S. Sebastian, M.U. Herrera, A.K.G. Tapia, Electrophoretic deposition of zinc oxide on graphite drawn on paper, International Symposium on Frontier Applied Physics, BSD City, Banten, Indonesia, 3-5 October, 2016.

30. T.L.Z. Baquiran, M.C.T. Garcia, M. U. Herrera, Diode and Photodiode Characteristics of Copper Oxide-Zinc Oxide heterojunction, 2016 Higher Education research Conference, 26-27 July 2016 Metro Manila. 

31. A.P. Cano, A.V. Gillado, A.Montecillo, M.U. Herrera, Deposition of Copper-based nanoparticles on Cellulosic Filter paper and its antimicrobial activity, 2016 Higher Education research Conference, 26-27 July 2016 Metro Manila.

32. E.S. Mones, A.V. Gillado, M.U.Herrera, Photoresponse of Polyaniline-Zinc Oxide Junction at Different Light Intensities, 2016 6th International Conference on Key Engineering Materials (ICKEM 2016), Hong-kong, 12-14 March 2016. 

33. P.A. Sino, M.U. Herrera, M.D.L. Balela, Hydrophobicity of Surfaces Coated with Functionalized Titanium Oxide Nanoparticles, 2016 6th International Conference on Key Engineering Materials (ICKEM 2016), Hong-kong, 12-14 March 2016.   

34. M.M.P. Parel, A.V. Gillado, M.U. Herrera, Electrical and Optical Properties of Soda-Lime Glass Coated using High Voltage Electrodeposition Technique, 2016 6th International Conference on Key Engineering Materials (ICKEM 2016) , Hong-kong, 12-14. March 2016    

35. D.L.V. Almanza, M.C.T. Garcia, A.D. Prodigalidad, M.U. Herrera, Visible Light Photocatalytic Activity of Zinc Oxide-Copper Oxide composites, 2016 6th International Conference on Key Engineering Materials (ICKEM 2016), Hong-kong, 12-14 March 2016 

36. E.S. Mones, A.V. Gillado, M.U.Herrera, Photoresponse of Polyaniline-Zinc Oxide Junction, 8th UPLB-CAS Student-Faculty Research Conference, 2015. 

37. P.A. Sino, M.U. Herrera, M.D.L. Balela, Hydrophobicity of Surface Coated with Functionalized Dual-Sized Titanium Oxide Nanoparticles, 8th UPLB-CAS Student-Faculty Research Conference, 2015. 

38. M.M.P. Parel, A.V. Gillado, M.U. Herrera, Modification of Surface Conductivity of Soda-lime Glass via High Voltage Electrodeposition Technique, 8th UPLB-CAS Student-Faculty Research Conference, 2015.

39. D.L.V. Almanza, M.C.T. Garcia, A.D. Prodigalidad, M.U. Herrera, Fabrication of ZnO-CuO junctions for visible light photocatalysis, 8th UPLB-CAS Student-Faculty Research Conference, 2015.

40. S.C. Madriaga, A.M.D. Dones, S.K.C. San Jose, A.V. Gillado, M.U. Herrera, Polyaniline-Zinc Oxide Composite for Visible Light Photocatalysis, 8th UPLB-CAS Student-Faculty Research Conference, 2015.

41. J.S.D. Rogers, A.D. Montecillo, M.U. Herrera, Antibacterial Properties of Cotton Fabric embedded with Copper Chemical Species, 8th UPLB-CAS Student-Faculty Research Conference, 2015.

42. M.M.P.Parel, A.V. Gillado, M.U. Herrera, Effect of high voltage electrodeposition in the surface conductivity and transmittance of soda-lime glass, 2015 International Conference on Applied Materials and Optical Systems, Cavite, Philippines, 2015.

43. D.L.V. Almanza, M.C.T. Garcia, A.D. Prodigalidad, M.U. Herrera, Photocatalytic activity of ZnO-CuO junction, 2015 International Conference on Applied Materials and Optical Systems, Cavite, Philippines, 2015.

44. E.S. Mones, A.V. Gillado, M.U. Herrera, Photoresponse of polyaniline-zinc oxide junction, 17th Samahang Pisika ng Visaya at Mindanao National Physics Conference, Cavite, Philippines, 2015.

45. Francis Murillo Emralino, Marvin Ustaris Herrera, Optimal Solution Viscosity in Electrospinning Polyaniline (PANI) Elastomeric Adhesive Fibers, 37th NAST Annual Scientific Meeting, 8-9 July 2015.

46. Paul Albert Sino, Alvin Karlo Tapia, Joybel Bugna, Marvin Herrera, Fabrication of  TeO2-PbSn High Voltage Schottky Diode, 7th CAS-UPLB Student-Faculty Research Conference, University of the Philippines Los Banos, 17 November 2014.  

47. M. Herrera, T. Ichii, K. Murase, H. Sugimura,Grafting of Vinylferrocene Molecules onto the Si(111) Surface using Photochemical Preparation, International Vacuum Congress, September 9-13, 2013. Paris, France.

48. M. Herrera, T. Ichii, K. Murase, H. Sugimura,Photochemical Grafting of Vinylferrocene Molecules onto the Si(111) Surface, 2013 JSAP-MRS Joint Symposia,  September, 2013, Kyoto, Japan.

49. M. Herrera, T. Ichii, K. Murase, H. Sugimura, Photochemical Preparation of Vinylferrocene-terminated Si(111), Seventh International Conference on Molecular Electronics and Bioelectronics, March 17-19, 2013 Fukuoka, Japan.

50. Mark Daniel G. de Luna, Ruben Kristoffer P. Cariño, Brylee David B. Tiu, Kristine R. Tolod, Marvin U. Herrera, Synthesis and Characterization of Cellulose Acetate – Glucose Oxidase Nanofibers for Biosensor Applications, 14th Asia Pacific Confederation of Chemical Engineering Congress, 2012.

51. M. Herrera, T. Ichii, K. Murase, H. Sugimura, Vinylferrocene Photochemical Preparation on Si(111) Surface in Different Grafting Media, International Association of Colloid and Interface Scientists, May 13-18, 2012. Sendai, Japan.

52. M. Herrera, T. Ichii, K. Murase, H. Sugimura, Photochemical Grafting of Methyl-terminated Si(111) surface using Grignard Reagent, Joint Symposium on Materials Science and Engineering for 21st Century, 19-22 June 2011, Nangyang Technological University, Singapore.

53. M. Herrera, T. Ichii, K. Murase, H. Sugimura, Electrochemical Characteristics of Vinylferrocene-terminated Si(111) Prepared using a Photochemical Grafting Technique in Dibutyl Ether, The 73rd JSAP Autumn Meeting 2012, September 11-14, 2012 Matsuyama, Japan.

54. M. Herrera, T. Ichii, K. Murase, H. Sugimura, Effects of Grafting Media in the Photochemical Preparation of Vinylferrocene on the Si(111) Surface,  JSAP Spring Meeting 2012, Tokyo, Japan.

55. M. Herrera, T. Ichii, K. Murase, H. Sugimura, Preparation of Vinylferrocene-terminated Si(111) in Dibutyl Ether Medium, KJF International Conference on Organic Materials for Electronics and Photonics 2012, Sendai, Japan.

56. M. Herrera, T. Ichii, K. Murase, H. Sugimura, Electrochemical Characteristics of Vinylferrocene-terminated Si(111) Prepared in Diethyl Ether and Dibutyl  Ether Grafting Media, Pacific Rim Meeting on Electrochemical and Solid-State Science, October 7-12, 2012, Honolulu, Hawaii.

57. M. Herrera, T. Ichii, K. Murase, H. Sugimura, Photochemical Grafting of Vinylferrocene Molecules onto the Si(111) Surface, 62nd SPSJ Annual Meeting, May 29-31 Kyoto, Japan.

58. M.G. Bungag, M. U. Herrera, L. Trinidad, A. Gillado, Electrical Response of Nanostructured Zinc Oxide in the Presence of Hydrogen Sulfide Gas, Philippine Association of Microscopist 9th Scientific Conference and General Assembly May 2010, IRRI, UPLB.

59.  F.M. Emralino, M.U.Herrera, C. Cervancia, A. Fajardo, Morphology of the Mechanorecptor of Honey Bee Apis mellifera, Proceedings of the Microscopy Society of the Philippines 9th Annual Scientific Conference, De La Salle University, Manila, March 13-14 2009.

60. F. Emralino, M. Herrera, C. Cervancia, Determination of sound frequencies produced by queenright and queenless colonies of stingless bee Trigona Biroi, The 9th Asian Apicultural Conference and Exhibition Association, Nov 2008, Hangzhou, China.

61. Ma. Carmela Garcia and Marvin U. Herrera, Investigation on the Effects of Lead Oxide Varistor Ceramics, International Conference on Materials for Advance Technologies (ICMAT) 2007 , Suntec , Singapore, July 1-6, 2007.

62. B.M. Carambas, A.K.G. Tapia, M.U. Herrera, Misconception in Physical Concepts involving Mathematical Relationships, Proceedings of International Conference on Physics Education 2006, Tokyo, Japan. 

63. A.K.G. Tapia, M.U. Herrera, Learned Helplessness of Students in Physics, Proceedings of International Conference on Physics Education 2006, Tokyo, Japan.

64. A.K.G. Tapia, M.U. Herrera,  Perceived Frustration of Students in Physics, Proceedings of International Conference on Physics Education 2006, Tokyo, Japan.

65. M.D. Catedral, A.K.G.Tapia, M.U. Herrera, J.P. Tamayo, E.J.del Rosario, Spectral Analysis of Poly-anisidine Film in Visible Region (400nm- 700nm),  Proceedings of the 3rd  International Conference on Materials for Advance Technologies & 9th International Union of Materials Research Societies – International Conference in Asia (ICMAT & IUMRS – ICA) 2005, Singapore.

66. L.S.M. Lozada, R.V. Tabajonda, M.U. Herrera, E.J. del Rosario, Investigation of the Structure of Chemically Synthesized Polyaniline using Scanning Electron Microscope, 5th ASEAN Microscopy Conference, 2005.

67. M. U. Herrera, M. D. Catedral  and A. V. Lacaste, Investigation on the Fractal Structure of the Intestine of Dugesia sp. with the aid of Light Microscope, 5th ASEAN Microscopy Conference, 2005.

68. M.U. Herrera, R.V. Sarmago, Synthesis of Pb-free Bi2Sr2Ca2Cu3Oy via Partial Melting of Bi2Sr2CaCu2Ox, Proceedings of the 3rd  International Conference on Materials for Advance Technologies & 9th International Union of Materials Research Societies – International Conference in Asia (ICMAT & IUMRS – ICA) 2005, Singapore.  

69. M.U. Herrera, R.V. Sarmago, Synthesis of Pb-free Bi-2223 via Partial Melting of Bi-2212, Proceeding of the International Cryogenic Material Conference (ICMC) – 2004 , Wollongong, Australia.   

70. M.U. Herrera, R.V. Sarmago, Synthesis of Pb-doped Bi-2223 from Pb-doped Bi-2212 by Partial Melting, Proceedings of the 2nd International Conference on Materials for Advance Technologies & International Union of Materials Research Societies – International Conference in Asia (ICMAT & IUMRS – ICA) 2003, Singapore.

71. FM Emralino, MU Herrera, C Cervancia, Investigation on the sounds produced by queenright and queenless colony of stingless bee Trigona biroi, Samahang Pisika ng Pilpinas Conference Proceedings 2008, UP Baguio, Oct. 22-24, 2008.

72. K. M. Calamba, T.B. Manguerra, M.U. Herrera, Fabrication of Bi2Sr2CaCu2O8/Al Superconducting Tape Using Calendering Machine, 1st UPLB-CAS Student-Faculty Research Conference, December 8, 2008.

73. F.M. Emralino and M.U. Herrera, Fabrication of Polyaniline- and Polyanisidine-(Poly)-vinyl Acetate Composite Film, 1st UPLB-CAS Student-Faculty Research Conference, December 8, 2008.

74. Francis M. Emralino and Marvin U. Herrera, Surface Morphology of Polyanisidine-Polyvinyl Acetate Composite Film, Proceeding of Microscopy Society of the Philippines (MICROSPHIL) , Vol. 1, Chapter 1, February 22, 2008.

75. Jaypee Garcia and Marvin U. Herrera, Synthesis of Zn-Doped PBTiO via Solid State Sintering, National Academy of Science and Technology 29th Annual Scientific Meeting, Manila Hotel, Manila, July 11-12 , 2007

76. Francis M . Emralino and Marvin U. Herrera, Fabrication of Perchloric- Doped Polyanisidine Films using Polyvinyl Acetate (PVA) as Binder, National Academy of Science and Technology 29th Annual Scientific Meeting, Manila Hotel, Manila Hotel, Manila, July 11-12 , 2007.

77. V. de Lara, T. R. Manguerra, J.P.A. Bato, J.R. Rabo, M.U. Herrera, N.C. Altoveros, Electrolytic Salt Atmosphere Corrosion on Integrated Circuit Pins: Microscopy and Fractal Characterization, Proceedings of Microscopy Society of the Philippines 2004 Scientific Conference, Quezon City, 2004. 

78. N Uriarte-Resurreccion, B Carambas, L. Molina, M Herrera, An Investigation on Students' Casual Attribution of Performance in High School Physics, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 4, 2007.

79. FM Emralino, MU Herrera, Fabrication of Perchloric-doped Polyanisidine-PVA Films,  Proceedings of the Samahang Pisika ng Pilipinas, Vol. 4, 2007.

80. JPA Bato, MU Herrera, Fabrication of Doped-Zinc Oxide (ZnO) Varistors Tape using, Power-In-Tube Method, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 4, 2007.

81. MC Marquez, MU  Herrera, Surface Morphology of Electrochenically Synthesized Hs SO4-doped (Ppy), Proceedings of the Samahang Pisika ng Pilipinas, Vol. 4, 2007.

82. L S Villanueva, M U Herrera, N C Altoveros, Microcontroller-Based Instrument for Measuring Magnetic Susceptibility using Mutual Inductance Bridge, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 4, 2007.

83. R. de Chavez, M. U. Herrera, J. Celorico, Study on the effects of Zr content on the PbO-ZrO2-TiO2  System at 1100°C, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 3, 2006.

84. M.C.T. Garcia, M. U. Herrera,  Effects of Lead Oxide on Zinc Oxide Ceramics, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 3, 2006.

85. N. Herrera, R. Ritual, M.U.Herrera, Fractal Dimension of the Current-Voltage graph of ZnO and Zn(1-x-y)BixTiyO Fired at Different Temperature,  Proceedings of the Samahang Pisika ng Pilipinas, Vol. 3, 2006.

86. M.C.T. Garcia, M. U. Herrera, Investigation on the Grain Features of PbO-doped ZnO and ZnO Varistors, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 3, 2006.

87. M.C.T. Garcia, M. U. Herrera, Effects of PbO on ZnO-Bi2O3-Sb2O3 Varistor Ceramics, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 3, 2006.

88. M.U. Herrera, Investigation on Students' Preferred Choice of Concept/Method in Answering Problems regarding Tension, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 3, 2006

89. N.G.T. Uriarte, M.U. Herrera, Evaluation of Physics Fair Projects in UP Los Banos, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 3, 2006

90. B.M. Carambas, A.K.G. Tapia, M.U. Herrera, Students’ Misconception on Forces and Work, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 3, 2006

91. F. M. Emralino, M. D. Catedral, A.K.G. Tapia, M. U. HerreraFabrication of Perchloric-doped Polyaniline Film  using  Polyvinyl Acetate (PVA) as binder, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 3, 2006.

92. M.U. Herrera, Investigation on Student’s Mental Disjunction regarding Concepts in Dynamics, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 3, 2006

93. D.B. Putungan, M.U.Herrera, Self -Efficacy in Physics Subject, Physics Examination and Physics Experiments of Tertiary General Physics Students, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 3, 2006

94. C.M.N.Piñol, M.U. Herrera, Students’ Perception of the Turning Point in Motion Graphs, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005.

95. A.K.G. Tapia, M.O. Cammayo, M.U. Herrera, Measurement of the Dimensions of Attitude of Introductory Physics Students, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005.

96. D.B. Putungan, M.U. Herrera, Experimental Analysis of Charge Carrier Equilibration and Distribution in Silicon inside MOSFET using Surface Photovolatge Spectroscopy,  Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005.

97. J.F. Valenzuela, M.U. Herrera, E.J. Del Rosario, Surface Morphology of Polyaniline Films, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005

98. M.O. Cammayo, V.A. B. Dimaculangan, D.B. Putungan, M.U. Herrera, Transmittance Spectra of Hibucus Centennial Hybrids (Hibuscus Rosa-Sinensis), Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005

99. M.U. Herrera, The Use of Cognitive Miser in Creating a Theoretical Model for the Predictions of the Properties of Misconceptions, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005

100. K.B.Oliva, J.F.B. Valenzuela, M.U.Herrera, Post-Course Evaluation of Students’ Conception Regarding Equipotential Lines, Electric Field and Electric Flux, , Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005.

101. M.U. Herrera, A Computer-based Interactive Program in Mechanics, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005

102. M.R. Amada, M.U.Herrera, R.V. Tabajonda, Investigation on the Impetus-like Concepts of Students Regarding Forces, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005.

103. M.D. Catedral, M.U. Herrera, Investigation on the Possibility of Intermingled Usage of Concepts in Kinematics, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005.

104. A.L. Alinea, D.B. Putungan, M.U. Herrera, Statement Analysis Misconceptions Regarding Thermodynamics, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005

105. E.J.D. Cruz, A.R.A. Delfin, M.A.R. Suriben, R.D. De Chavez, M.U. Herrera, R.V. Tabajonda, Optical Characterization of Leaves from Selected Traditional and Modern Rice Varities (Oryza Sativa L.), Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005

106. M.M. Calubaquib, C.L.U. Cabral, S.V. Kalalo, J.B. Gascon, M.U. Herrera, R.V. Tabajonda, Spectral Analysis of Caimito (Chrysphyllum Cainito L.) Leaves by Reflectance and Transmittance Spectroscopy, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005.

107. A.K.G.Tapia, M.U.Herrera, Students’ Use of Mathematical Proportionality on Friction, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005.

108. B.M. Carambas, A.K.G.Tapia, M.U.Herrera, Students’ Use of Mathematical Proportionality on Frequency-Wavelength-Velocity Equation of Electromagnetic Waves, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005.

109. M.U. Herrera, Investigation on the Student’s Preferred Choice of Concepts/Methods in Answering Problems regarding Buoyant Force, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005

110. M.U. Herrera, Analysis of the Basis of Student’s Misconceptions regarding Physics Concepts: A Concatenation of the Different Researches Conducted in University of the Philippines Los Baños published in the year 2003-2004, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005

111. D.B. Putungan, M.U. Herrera, Calculation of Occupied and Unoccupied Surface State Density of Silicon in MOSFET using Surface Photovoltage (SPV) Transient Measurement, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005.

112. D.B. Putungan, M.U. Herrera, Power Law Behavior Analysis of Silicon's Surface Photovolatge Transient Response in MOSFET, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005.

113. A.K.G. Tapia, M.O. Cammayo, M.U. Herrera, Intrinsic and Extrinsic Motivations of Introductory Physics Students, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005.

114. L.S.M. Lozada, R.V. Tabajonda, M.U. Herrera, Growth Model of Chemically Synthesized Protonated Pani-Emeraldine, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005.

115. N.G.T. Uriarte, M.U. Herrera, Students' Misconceptions on Mechanical Energy Sign Conventions, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 2, 2005.

116. M.U. Herrera, L.I.C. Macarayo-Selarde, Investigation of Students’ Misconception Regarding the Buoyant Forces of Floating Objects, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 1, 2004.

117. M.D. Tadena, M.U. Herrera, T.D. Lacuesta, Determination of Surface State Energy Position of Silicon in MOS Structure Using Surface Photovoltage (SPV) Spectroscopy, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 1, 2004.

118. A. de Lara, R.V. Tabajonda, D.H. Buduan, J.E.Ancheta, M.U. Herrera, R.M.D.Sese, Simulation of Molecular Beam Epitaxy Using Das Sarma and Tarborenea Model and Measuring its Fractal Dimension, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 1, 2004.

119. J.F.B. Valenzuela, C.C. Lit, L.S. Villanueva, A.D. Tan, M.U. Herrera, Nitrate Transport in a Saturated Soil, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 1, 2004.

120. J.C. Garcia, M.U. Herrera, Detection of Students’ Misconceptions Regarding Capacitance and Resistance, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 1, 2004.

121. E.E.P. Buendia, M.U. Herrera, Misconceptions Regarding the 2nd Law of Thermodynamics: A Consequence of Students’ Selection Process, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 1, 2004.

122. B.M. Carambas, A.K.G. Tapia, M.U. Herrera, Students’ Misconception on Wavelength-Frequency and Energy-Amplitude Relations of Electromagnetic Waves, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 1, 2004.

123. C.M.N. Piñol, M.U. Herrera, An Investigation of the Possible Association of Motion Graphs to Real Space Motion, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 1, 2004.

124. J.D.B. Paycana, M.U. Herrera, Analyzing Students’ Misconceptions Regarding Objects Projected Upwards along a surface with Friction, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 1, 2004.

125. A.K.G. Tapia, M.U. Herrera, Study on Students’ Misconception on Friction, Proceedings of the Samahang Pisika ng Pilipinas, Vol. 1, 2004.

126. M.U. Herrera, R.V. Sarmago, Study on the formation of Pb-free Bi-2223 from Bi-2212, Proceedings of the 21st SPP Physics Congress, Talamban,  Cebu City, 2003.

127. M.U. Herrera, A Theory-Based Explanation of Alternative Conception, Proceedings of the 21st SPP Physics Congress, Talamban, Cebu City, 2003.

128. A. Corales, M.U. Herrera, Measurement of Silicon Dioxide Thickness Using Reflectance Spectrometer, Proceedings of the 21st SPP Physics Congress, Talamban,  Cebu City, 2003.

129. J. Bugante, M.U. Herrera, R.V. Sarmago, Discerning the Two-phase Transistion of Pb-free Bi2Sr2Ca(n-1)CunO(2n+4)+ (n=2,n=3) via the Intergranular-losses of the Out-of-phase AC Magnetic Susceptibility, Proceedings of the 21st SPP Physics Congress, Talamban,  Cebu City, 2003.

130. D. Buduan, M. Idica, R. Tabajonda, M.U. Herrera, M. Sotto, Measuring the Fractal Dimension of the Laguna de Bay, Proceedings of the 21th SPP Physics Congress, Talamban,  Cebu City, 2003.

131. M. Catedral, M.U. Herrera, A Study on the Students’ Basis for Their Conception Regarding Kinematics, Proceedings of the 21st SPP Physics Congress, Talamban,  Cebu City, 2003.

132. N. Uriarte, C. Piñol, M. Narreto, M.U. Herrera, Post Course Evaluation Regarding Forces and Energy, Proceedings of the 21st SPP Physics Congress, Talamban, Cebu City, 2003.

133. M. Amada, B. Carambas, M.U.Herrera, Study on the Interaction of Students’ Commonsense Knowledge and Newtonian Mechanics, Proceedings of the 21st SPP Physics Congress, Talamban,  Cebu City, 2003.

134. A. Tapia, M. U. Herrera, Study on the Attitude of Introductory Physics Students, Proceedings of the 21st SPP Physics Congress, Talamban,  Cebu City, 2003.

135. M.U. Herrera, P. Mendoza, R.V. Sarmago, Study of Bi2Sr2Ca2Cu3Ox from (Bi,Pb)2Sr2CaCu2Oy, Ca2CuO3 and CuO  Proceedings of the 20th  SPP Physics Congress, Naga City, 2002.

136. M.U. Herrera, J.J. Visleño, M.R. Amada, N.G.T. Uriarte, M.D. Catedral, R.D. Eusebio, L.B. Modina, Study on Causal Attribution of Physics Student, Proceedings of the 20th SPP Physics Congress, Naga City, 2002.

137. M.U. Herrera, M.D.Catedral, J.J. Visleño, R.L.S. Emergo, Characterization of Physics Self-efficacy of Introductory Physics Students, Proceedings of the 19th SPP Physics Congress, Nueva Viscaya, 2001.

138. M.U. Herrera, N.G.T. Uriate, M.R. Amada, E.A. Florido, C.U. Collado, Investigation of the Magnetic Hill Phenomena in Makiling, Proceedings of the 19th SPP Physics Congress, Nueva Viscaya, 2001.

139. E. Olmos, M.U. Herrera, R.V. Sarmago, Oxygen Determination of YBa2Cu3O7- using Iodometric Titration Proceedings of the 19th SPP Physics Congress, Nueva Viscaya, 2001.

 

Last Updated on Friday, 20 October 2017 05:25

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