My Publications:

Book & Patent:

1.     Jen Birch, S. Tungasmita, and Vanya Darakchieva, "Nitrides as seen by the technology", Research Signpost ISBN:81-7736-198-8

2.     Silver Zeolite A - Polypropylene Compound Film and Preparation Process, TH-Patent no.1401007686

Scientific articles:

1.     S. Tungasmita, J. Birch, L.Hultman, E. Janzen, and J.-E. Sundgren, "Reactive UHV Sputtering and Structural Characterization of Epitaxial AlN/6H-SiC(0001) Thin Films", Material Science Forum264-268 (1998), p.1225

2.     T. Paskova, J. Birch, S. Tungasmita, R. Beccard, M. Heuken, E. B. Svedberg, P. Runesson, E. M. Goldys, and B. Monemar, "Thick Hydride Vapour Phase Epitaxy GaN Layers Grown on Sapphire with Different Buffers", phys. stat. sol.(a) 176, (1999), p.415

3.     T. Paskova, E. Valcheva, J. Birch, S. Tungasmita, P. O. A. Persson, R. Beccard, M. Heuken, and B. Monemar, "Effect of Si-doping of Metalorganic Chemical Vapour Deposition-GaN Templates on the Defect Arrangement in Hydride Vapour Phase Epitaxy-GaN Overgrown Layers", J. Appl. Phys.88 (2000), p.5729

4.     E. Valcheva, T. Paskova, S. Tungasmita, P. O. A. Persson, J. Birch, E. B. Svedberg, L. Hultman, and B. Monemar, "Interface Structure of Hydride Vapor Phase Epitaxial GaN Grown with High-temperature Reactively Sputtered AlN Buffer", Appl. Phys. Lett. 76 (2000), p.1860

5.     S. Tungasmita, P. O. A. Persson, K. Jarrendahl, L. Hultman, and J. Birch, "Low-Energy-Ion-Assisted Reactive Sputter Deposition of Epitaxial AlN Thin Films on 6H-SiC", Material Science Forum338-342 (2000), p.1519

6.     S. Tungasmita, J. Birch, P. O. A. Persson, K. Jarrendahl, and L. Hultman, "Enhanced Quality of Epitaxial AlN Thin Films on 6H-SiC by Ultra-High-Vacuum Ion-Assisted Reactive DC Magnetron Sputter Deposition", Appl. Phys. Lett. 76 (2000), p.170

7.     T. Paskova, P. P. Paskov, V. Darakchieva, S. Tungasmita, J. Birch, and B. Monemar, "Defect Reduction in HVPE Growth of GaN and Related Optical Spectra", phys. stat. sol.(a) 183, (2001), p.197

8.     T. Paskova, E. Valcheva, J. Birch, S. Tungasmita, P. O. A. Persson, P. P. Paskov, S. Evtimova, M. Abrashev, and B. Monemar, "Defect and Stress Relaxation in HVPE-GaN Films using High-temperature Reactively Sputtered AlN Buffer", Journal of Crystal Growth230 (2001) 381-386

9.     V. Darakchieva, P. P. Paskov, T. Paskova, J. Birch, S. Tungasmita, B. Monemar, "Deformation potentials of the E1(TO) mode in AlN", Appl. Phys. Lett., 80 (2002), p2302

10.  S. Tungasmita, P. O. A. Persson, T. Seppanen, L. Hultman, and J. Birch, "The Growth of (SiC)x(AlN)1-x Epitaxial Thin Films on 6H-SiC, by Ion-assisted Dual Magnetron Sputter Deposition", Material Science Forum389-393 (2002), p.1481

11.  S. Tungasmita, P. O. A. Persson, L. Hultman, and J. Birch, "Pulsed low-energy ion-assisted growth of epitaxial AlN layer on 6H-SiC by reactive DC magnetron sputtering ", J. Appl. Phys., 91, (2002), pp. 3551-3555

12.  V. Darakchieva, M. Schubert, J. Birch, A. Kasic, S. Tungasmita, T. Paskova, B. Monemar, "Generalized infrared ellipsometry study of thin epitaxial AlN layers with complex strain behavior", Physica B340–342 (2003) 416–420

13.  T. Seppanen, S. Tungasmita, G. Radnoczi, L. Hultman and J. Birch, "Growth of epitaxial wurtzite Al(1-x)In(x)N thin films by UHV reactive dual magnetron sputter deposition", Material Science Forum410-415 (2003) p.2362

14.  V. Darakchieva, J. Birch, M. Schubert, T. Paskova, S. Tungasmita, G. Wagner, A. Kasik, and B. Monemar,” Strain-related structural and vibrational properties of thin epitaxial AlN layers”, Phys. Rev. B70, 045411 (2004)

15.  T. Paskova, P.P. Paskov, E. Valcheva, V. Darakchieva, J. Birch, A. Kasic, B. Arnaudov, S. Tungasmita, and B. Monemar; “Polar and nonpolar GaN grown by HVPE: preferable substrates for nitride-based emitting devices”, IC on Photo-Responsive Materials; Kariega, South Africa; Feb. 25-29, 2004; Phys. Stat. Sol. (a)201, 2265-2270 (2004)

16.  T. Paskova, V. Darakchieva, P.P. Paskov, J. Birch, E. Valcheva, P.O.A. Persson, B. Arnaudov, S. Tungasmita, and B. Monemar; “Nonpolar a-plane HVPE GaN: growth and in-plane anisotropic properties”,  IW on Nitride Semiconductors; Pittsburgh, PA, USA; July 19-23, 2004; Phys. Stat. Sol. (c)2, 2027-2031 (2005) 

17.  T. Paskova, V. Darakchieva, P.P. Paskov, J. Birch, E. Valcheva, P.O.A. Persson, B. Arnaudov, S. Tungasmita, and B. Monemar; “Properties of nonpolar a-plane GaN thick films grown by HVPE with AlN buffers”,  Proc. IW on Bulk Nitride Semiconductors III; Zakopane, Poland; Sept. 4-9, 2004; J Crystal Growth281, 55-61 (2005)

18.  E. Valcheva, J. Birch, P.O. A. Persson, , S. Tungasmita, L. Hultman, “Epitaxial growth and orientation of AlN thin films on Si(001) substrates deposited by reactive magnetron sputtering”, J. of Applied Physics100 (12), 123514 (2006)

19.  D. Kaewket, S. Tungasmita, S. Sanorpim, F. Nakajima, N. Nakadan, T. Kimura, R. Katayama, and K. Onabe, ” Photoluminescence and photoluminescence-excitation spectroscopy of InGaPN/GaP lattice-matched single quantum well structures grown by MOVPE”, J. of Crystal Growth298 (2007) 531-535

20.  D. Kaewket, S. Tungasmita, S. Sanorpim, R. Katayama and K. Onabe. “Visible Photoluminescence from InGaPN/GaP Lattice-Matched Single Quantum Well Structures Grown by MOVPE”, IEEE International on Nano/Micro Engineered and Molecular Systems (2007), pp 695-700

21.  S. Hodak, T. Sappanen, and S. Tungasmita, “Growth of (Zr,Ti)N thin films by ion-assisted dual magnetron sputtering”, Solid State Phenomena 136 (2008) pp 133-138

22.  P. Homhoul, C. Thaworntira, S. Chaiakun, and S. Tungasmita, “Low-temperature growth of chromium nitride thin films by reactive dc magnetron sputter deposition, for wear protective coating”, J. Sci. Res. Chula. Univ. 33, 1(2008) pp 43-49

23.   D. Kaewket, S. Sanorpim, S. Tungasmita, R. Katayama, K. Onabe, “InGaPN/GaP lattice-matched single quantum wells on GaP (001) grown by MOVPE”, Advanced Materials Research 55-57 (2008) pp. 821-824

24.   S. Sanorpim, D. Kaewket, S. Tungasmita, R. Katayama, K. Onabe, “Optical transitions in InGaPN/GaP single quantum wells on GaP(100) substrates by MOVPE, Advanced Materials Research 31 (2009) pp. 224-226

25.  B. Hongthong, S. K. Hodak and S. Tungasmita, Synthesis and Characterizations of Strontium Substituted Hydroxyapatite Thin Film, Advanced Materials Research 93-94 (2010) pp. 231-234

 26.   N. Panich, P. Wangyao, P. Visuttipitukul and S. Tungasmita, Mechanical and Tribological behavior of nanostructured TiB2 Coating on High-Speed Steel, International Journal of Modern Physics B  24, 1-2 (2010) pp. 94-105

27.  D. Kaewket, S. Sanorpim, S. Tungasmita, R. Katayama and K. Onabe, Band alignment of lattice-matched InGaPN/GaAs and GaAs/InGaPN quantum wells grown by MOVPE, Physica E: Low-Dimensional Systems & Nanostructures42, 4 (2010) p.1176-1179 

28.  D. Kaewket, S. Sanorpim, S. Tungasmita, R. Katayama and K. Onabe, Photoluminescence Study of Type-II InGaPN/GaAs Quantum Wells, J. of Nanoscience And Nanotechnology10, 11 (2010) p.7154-7157 

29.  K. Taweesub, P. Visuttipitukul, S. Tungasmita, B. Paosawatyanyong, Nitridation of Al–6%Cu alloy by RF plasma process,  Surface and Coatings Technology204,18-19 (2010) p. 3091-3095

30.  P. Homhuan, S. Chaiyakun, R Thonggoom, N. Panich and S. Tungasmita, Growth and Structural Characterizations of Nanostructured  Chromium-Zirconium-Nitride Thin Films for Tribological Applications, Materials Transactions51, 9 (2010) pp.1651-1655

31.  P. Homhuan, T. Nabatame2, T. Chikyow, and S. Tungasmita, Effect of the Y Content in Ta(1-x)Y(x)C(1-x) Gate Electrodes on the Flatband Voltage Control for Hf-based High-k Gate Stacks, Japanese Journal of Applied Physics 50 (2011)

32.  M. Chotirach, S. Tantayanon, S. Tungasmita and K. Kriausakul, Zr-based Intermetallic Diffusion Barriers for Stainless Steel Supported Palladium Membranes, Journal of Membrane Science405-406 (2012), p. 92-103

33.  K. Taweesup, S. Tungasmita, K. Lohthongkum, N. Yongvanich, and P. Visuttipitukul, Mechanical and corrosion resistance of (Ti,Cr)N grown by DC magnetron sputter on H13, Materials Testing 55, No. 7-8 (2013) pp. 588-592

34.  N. Vattanaprateep, N. Panich, S. Surinphong and S. Tungasmita, Structural and Mechanical Properties of Superhard TiAlCrN Coatings Deposited by Cathodic Arc for Protective Applications, High-Temperature Materials and Processes32, 2, (2013) p.107–111

35.  D. Jiraroj, S. Tungasmita and D.N. Tungasmita, Silver ions and silver nanoparticles in zeolite A composites for antibacterial activity, Powder Technology, 264 (2014) p.418 –422

36. K. Sriyanai, D. Tungasmita, and S. Tungasmita,”Growth and characterizations of titanosilicate porous thin films on silicon substrate” Proceeding of PACCON-2016 (2016) 560-564

37. K. Taweesup, I. Yamamoto, T. Chikyow, G. Lothongkum, K. Tsukagoshi, T. Ohishi, S. Tungasmita, P. Visuttipitukul, K. Ito, M. Takahashi and T. Nabatame, “Improvement of the effective work function and transmittance of thick indium tin oxide/ultrathin ruthenium doped indium oxide bilayers as transparent conductive oxide”, THIN SOLID FILMS 598 (2016) 126-130

38. C. Khongphow, D. Tungasmita, B. L. Fernandez, C. Supavasuthi and S. Tungasmita, “Effects of surfactants as additives in electronic-grade lubricant for magnetic recording head lapping processes”, Proceeding of PACCON-2017 (2017) 429-431

 39. R. Chukiatthai1, S. Tantayanon, D. Tungasmita, and S. Tungasmita, “FABRICATION OF PALLADIUM-COPPER ALLOY MEMBRANE FOR HYDROGEN SEPARATION”, Proceeding on the 43rd Congress on Science and Technology of Thailand (STT 43), October 2017, pp.258

40. N. Maipul, D. Tungasmita, B. L. Fernandez, C. Supavasuthi and S. Tungasmita, “Effects of corrosion inhibitors in lubricant for microelectronic lapping processes”, Proceeding of PACCON-2017 (2017), 435-438

41. N. Wongpanit, P. O. Å. Persson, S. Tungasmita, “Etching behaviors of tunneling magneto-resistive (TMR) materials by ion beam etching system, Materials Today, 5 (2018) 15186–15191

42. M. Chotirach, S. Tungasmita, D. Tungasmita, and S. Tantayanon, “Titanium nitride promoted Ni-based SBA-15 catalyst for dry reforming of methane”, International Journal of hydrogen energy 43 (2018) 21322-21332

43. P. Rakpongsiri, S. Pintasiri, K. Ruthe, P. O-A Persson, and S. Tungasmita, “Thermal Stress Evaluation of Tunneling Magnetoresistive Structures in Data Storage Devices”, IEEE MAGNETICS LETTERS, Vol. 9 (2018)

44. S Jitphayomkun, P Dechadilok, D Tungasmita, S Tungasmita, “Investigation on the tribological characteristics of lubricated Al2O3-TiC (AlTiC) surface” Journal of Metals, Materials, and Minerals, Vol.29 No.1 pp.63-68, 2019

45. M. Chotirach, S. Tantayanon, D. Tungasmita, J. Sun and S. Tungasmita, “Synthesis and characterizations of TiN–SBA-15 mesoporous materials for CO2 dry reforming enhancement”, Pure and Applied Chemistry, 92, 4, (2019) p.545–556

46. P. Rakpongsiri, S. Pintasiri, K. Ruthe, and S. Tungasmita, “Microstructure and Tunneling Magnetoresistive Characteristics of Laser Irradiated Magnetic Data Recording Head”, IEEE MAGNETICS LETTERS, Vol.11 (2020) DOI: 10.1109/LMAG.2020.3014838

47. M. Chotirach, S. Tantayanon, D. Nuntasri, J. Sun, and S. Tungasmita, "Synthesis and characterizations of TiN–SBA-15 mesoporous materials for CO2 dry reforming enhancement" Pure and Applied Chemistry, vol. 92, no. 4, 2020, pp. 545-556.

48. N. Tunghathaithip, C Lertvachirapaiboon, K. Shinbo, K. Kato, S. Tungasmita, A. Baba, “Fabrication of Silicon Nanowires by Metal-Catalyzed Electroless Etching Method and Their Application in Solar Cell”, Vol. E104.C, 6 (2021) Pages 180-183

49. C. Lertvachirapaiboon, N. Tunghathaithip, S. Tungasmita, A. Baba, K. Shinbo, and K. Kato,  “Characterization of a silicon nanowire array using reflected images captured by a smartphone camera”, Instrumentation Science & Technology, 49:5, (2021) 487-498

50. K. Mopoung, P. Suwanyangyaun, K. Sawaengsai, L. Supadee, N. Nuntawong, S. Tungasmita, and S. Sanorpim, “Raman Spectroscopy Investigation of a Manganese Oxide Layer Caused by Water Corrosion on an IrMn Thin Film”, Materials Performance and Characterization, Vol 10(1) (2021) pp. 20210060, DOI: 10.1520/mpc20210060

51. C. Seesomdee, S. Tungasmita, and P. Dechadilok, "Determination of Critical Micelle Concentration (CMC) of Surfactants by Contact Angle Measurement Method," 2021 6th International STEM Education Conference (iSTEM-Ed), 2021, pp. 1-4, doi: 10.1109/iSTEM-Ed 52129.2021.9625141.

52. R. Nganglumpoon, S. Watmanee, T. Teerawatananond, P. Pinthong, K. Poolboon, N. Hongrutai, D. N. Tungasmita, S. Tungasmita, Y. Boonyongmaneerat, N. Jantaping, S. Wannapaiboon, P.  Praserthdam, Y. Morikawa, J. G. Goodwin, J. Panpranot,”Growing 3D-nanostructured carbon allotropes from CO2 at room temperature under the dynamic CO2 electrochemical reduction environment”, Carbon, Volume 187 (2022) p. 241-255, doi.org/10.1016/j.carbon.2021.11.011.

53. P. Pinthong, S. Phupaichitkun, S. Watmanee, R. Nganglumpoon, D. Tungasmita, S. Tungasmita, Y. Boonyongmaneerat, N. Promphet, N. Rodthongkum, and J. Panpranot, “Room Temperature Nanographene Production via CO2 Electrochemical Reduction on the Electrodeposited Bi on Sn Substrate”, Nanomaterials 2022, 12(19), 3389Nanomaterials 12, 19 (2022) 3389

54. K. Mopoung, S. Sanorpim, F. Eriksson, J. Palisaitis, P. O. Å. Persson, S. Tungasmita, “Investigation of in situ annealing effect on the thermal stability and crystallinity of IrMn thin films by X-ray diffraction and electron energy loss spectroscopy”, Thin Solid Films, Volume 762, (2022) 139546

55. K. Thinprukgam, D. Tungasmita and S. Tungasmita, “Degradation Factors of Semi-Synthetic Lubricant Oil for Gasoline-CNG Engine”, Journal of Applied Science and Emerging Technology (JASET) Vol. 22, No. 1 (2023) 249125

56. N. Tunghathaithip, C. Lertvachirapaiboon, K. Sinbo, K. Kato, D. Tungasmita, S. Tungasmita, and A. Baba, “Plasmonic induced light trapping enhancement in silicon nanowires hybrid solar cell using indium tin oxide nanoparticles”, Semicond. Sci. Technol. 38 (2023) 055002

57. C.  Seesomdee, P.  Penpinijtham, P. Rakpongsiri, and S Tungasmita, “Enhanced Raman spectroscopy analysis for contamination detection on microelectronic devices using gold nanoclusters grown by DC magnetron sputtering”, J. Met. Mater. Miner. 33, 3 (2023), 1665

58. F. Payayam, S. Jomrieng, C. Kraiya, S. Kiatgamolchai, D. Tungasmita, and S. Tungasmita, “ Synthesis and Characterization of Graphene Nanoplatelets Fabricated by Electrochemical Exfoliation Method for Conductive Adhesive”, Materials Transactions, 65, 4 (2024) pp. 357-361