============   INTERNATIONAL JOURNALS   ============

16) Tambunan, A.H., J.P. Situmorang, J.J. Silip, T. Araki, 2012, Yields and Physicochemical Properties of Mechanically Extracted Crude Jatropha Curcas Oil, Biomass Bioenergy, 43: 12-17 (IF: 3.65)

14) Tambunan, A.H., T.E. Sihaloho, D.M. Kamal, J.P. Sitompul, 2012, Experimental Study on the effect of freezing medium temperature to the exergy efficiency, International Journal of Exergy, 10(3): 321-331

14) Joelianingsih, H. Nabetani, Y. Sagara, A.H. Tambunan, K. Abdullah, 2012, A continuous flow buble column reactor for biodiesel production by non-catalytic transesterification, Fuel, 96: 595-599

13) Silip, J.J., A.H. Tambunan, E. Hambali, Sutrisno, M. Surahman, 2011, High accumulation of lipids during off-tree ripening and senescence Jatropha curcas Linn Luanti assession kernels, American Journal of Scientific and Industrial Research, 2(2), 246-250

12) Silip, J.J., A.H. Tambunan, E. Hambali, Sutrisno, M. Surahman, 2010, Extracted oil yield and biomass changes during on-tree maturation, ripening and senescence of  jatropha curcas, Linn fruits, European Journal of Scientific Research, Vol. 44(4), 602-609

11) Tambunan, A.H., L.P. Manalu, K. Abdullah, 2010, Exergy analysis on simultaneous charging and discharging of solar thermal storage for drying application, Drying Technology, 28(9), 1107-1112

10)  Silip, J.J., A.H. Tambunan, H. Hambali, Sutrisno, M. Surahman, 2010, Lifecycle Duration and Maturity Heterogeneity of Jatropha curcas Linn, J. of Sustainable Development, Vol. 3(2), 291-295

9)    Alamsyah, R., A. H. Tambunan, Y. A. Purwanto, D. Kusdiana, 2010, Comparison of Static-Mixer and Blade Agitator Reactor in Biodiesel Production, CIGR e-Journal, Vol.XII(2010), paper No.1566

8)    Araki, T., T. Koyama, Y. Sagara, A. H. Tambunan, 2008, Market capacity model and solid waste disposal systems in metropolitan Jakarta: A case study on Kramat Jati whole sale market for fresh produce, Acta Horticulturae, 794: 41-48

7)    Wirawan, S. S., A. H. Tambunan, M. Djamin, H. Nabetani, 2008, The Effect of Palm Biodiesel Fuel on Performance and Emission of Automobile Diesel Engine, CIGR e-Journal Vol. X, (2008), EE 07-005

6)    Joelianingsih, H. Maeda, S. Hagiwara, H. Nabetani, Y. Sagara, T. H. Soerawidjaya, A. H. Tambunan, K. Abdullah, 2008, Biodiesel fuels from palm oil via the non-catalytic transesterification in a bubble column reactor at atmospheric pressure: a kinetic study, Renewable Energy 33, 1629–1636

5)    Joelianingsih, H. Nabetani, S. Hagiwara, Y. Sagara, T. H. Soerawidjaya, A. H. Tambunan, K. Abdullah, 2007, Performance of a Bubble Column Reactor for the Non-catalytic Methyl Esterification of Free Fatty Acids at Atmospheric Pressure, Journal of Chemical Engineering Japan, Vol.40(9),  780-785

4)    Setiawan, B.I., A. H. Tambunan, W. Hermawan, Desrial, and Gardjito, 2006, Agricultural Engineering Education in Indonesia, CIGR E-Journal. Invited Overview Vol. VIII (2006), Paper No. 1.

3)    Tambunan, A. H., Y. Sagara, Y. Seo, Y. Kawagoe, 2005, Image analysis on temperature distribution within lettuce undergoing vacuum cooling, CIGR E-Journal, Vol. VIII, January 2005

2)    Araki, T., Y. Sagara, K. Abdullah, A. H. Tambunan, 2001, Transport properties of cellular food materials undergoing freeze-drying, Drying Technology–An International Journal, Vol. 19(2), 297-312

1)    Tambunan, A. H., Yudistira, Kisdiyani, and Hernani, 2001, Characteristics and quality of the freeze-dried Indonesian traditional herb medicine, Drying Technology–An International Journal, Vol. 19(2), 325-332.

===============   NATIONAL JOURNALS   ===============

45) Tambunan, A.H., Furqon, Joelianingsih, T. Araki, H. Nabetani, 2011, Analisis energi dan eksergi terhadap resirkulasi panas pada produksi biodisel secara non-katalitik, Jurnal Ilmiah Teknologi Energi, 13(1): 12-23

44) Mardison, S., I.W. Budiastra, A.H. Tambunan, 2010, Penentuan komposisi kimia biji jarak pagar secara nondestruktif dengan metoda near infra red (NIR) dan jaringan saraf tiruan (JST), Jurnal Enjiniring Pertanian, Vol. VIII, No.2, pp. 85-94

43) Manalu, L.P., A.H. Tambunan, L.O. Nelwan, A.R. Hoetman, 2010, Drying characteristics of Zedoary herb, Jurnal Enjiniring Pertanian, Vol. VIII, No.2, pp. 75-84

42) Silip, J.J., A.H. Tambunan, E. Hambali, Sutrisno, M. Surahman, 2010, Possibility to reduce drudgery and time in harvesting individual ripe fruits of Jatropha curcas Linn by Whole bunch harvesting, J. Agronomi Indonesia, Vol.XXXVIII No.2, pp. 150-155

41) Manalu, L.P., A.H. Tambunan, L.O. Nelwan, A.R. Hoetman, 2009, Analisis energi dan eksergi pengeringan lapisan tipis temu putih, Jurnal Ilmiah Teknologi Energi, Vol.1 (9), pp. 59-74

40)   Ardana, I.K., B. Pramudya, M. Hasanah, A.H. Tambunan, 2008, Pengembangan tanaman jarak pagar (Jatropha curcas L.) mendukung kawasan mandiri energi di Nusa Penida, J. Penelitian Tanaman Industri, Vol. 4 (4), pp. 162-170

39)   Gunadnya, I.B.P., K. Abdullah, A.H. Tambunan, Y.A. Purwanto, M.A.M. Oktaufik, 2008, Koefisien pindah panas keseluruhan alat penukar panas dalam pendinginan nocturnal, Agrotekno, Vol. 14 (2), pp. 35-42

38)   Rudiyanto, B., K. Abdullah, A.H.  Tambunan, 2008, Kajian eksergi pada mesin pendingin adsorpsi menggunakan pasangan silika gel-metanol, Agritech, Vol. 28 (3), pp. 137-144

37)   Wirawan, S.S., A.H. Tambunan, M. Djamin, H. Nabetani, 2007, Validasi spesifikasi campuran biodiesel-solar hasil pengukuran dengan metoda perhitungan sederhana, J. Keteknikan Pertanian, Vol. 21(3), pp. 295-306

36)   Araki, T., T. Koyama, Y. Sagara, A.H. Tambunan, 2007, Mathematical model to predict the capacity of fresh produce market – A case study on Kramat Jati Central Wholesale Market, J. Keteknikan Pertanian, Vol. 21(3), pp. 275-282

35)   Belyamin, A.H. Tambunan, H.K. Purwadaria, M.I. Alhamid, 2007, Penerapan system pembekuan vakum dan pemanasan dari bawah pada mesin pengering beku, J. Keteknikan Pertanian, Vol. 21(3), pp. 235-248

34)   Tambunan, A.H., 2007, Penerapan analisis eksergi dalam bidang pertanian, J. Keteknikan Pertanian, Vol. 21(3), pp. 205-212

33)   Mustofa, D.K., A.H. Tambunan, S.T. Soekarto, Radite, PAS., 2007, Pengaruh suhu media pembeku terhadap efisiensi eksergi dan laju pembekuan, J. Keteknikan Pertanian, Vol. 21(2), pp.145-156

32)   Gaos, Y.S., A.H. Tambunan, K. Abdullah, Prawoto, 2007, Analisis energy dan sebaran suhu pada gasifier unggun tetap, J. Keteknikan Pertanian, Vol. 21(2), pp.157-166

31)   Joelianingsih, A.H. Tambunan, H. Nabetani, Y. Sagara, K. Abdullah, 2006, Development of Biodiesel Production Process as a Biofuel (in Indonesia), J. Keteknikan Pertanian, Vol.20, No.3, December 2006, p. 205-216

30)   Siregar, K., A.H. Tambunan, B. Haryanto, 2006, Freeze Drying with Vacuum Freezing and Back Heating Treatment for Durian Paste, BEARING, Bulleting of Agricultural Engineering, Vol. 2, No. 1, June 2006, p. 23-36

29)   Silalahi, FRL, A.H. Tambunan, 2005, Determination of Thermal Diffusivity and Dielectric Properties Within Radio Frequency of Andaliman, BEARING, Bulletin of Agricultural Engineering, Vol. 1, No.2, pp.55-61

28)   Sihaloho, P.T.E., dan A.H. Tambunan, 2005, The Development of Refrigeration Engineering and the Utilization of Hydrocarbon as Refrigerant for Freezer (in Indonesia), J. Keteknikan Pertanian, Vol.19 No.2, Agustus 2005, p. 83-90

27)   Candra Damis W, A. H. Tambunan, 2005, Design of Heat Exchanger for an Air Blast Freezer. J. Keteknikan Pertanian, Vol.19 No.1, April 2005, p. 41-52

26)   A.H. Tambunan, 2004, Energy evaluation during freeze-drying process in durian pastes, Gakuryoku, Vol.X (3), October 2004, pp.47-50

25)   Harmen, A.H. Tambunan, S. Widyarto, 2004, Modification of Q-meter system for measurement of dielectric properties of peppers, J. Agric. Engineering. Vol. 18(3), pp.153,

24)   Sholahuddin, A.H. Tambunan, O. Charman, 2004, Comparative study on the performance of modified coldstorage with combination freezer for freezing of fish fillet. J. Keteknikan Pertanian. Vol. 18(1), April 2004, pp.61-76

23)   Tambunan, A.H., S. Priyanto, A.D. Angraheni, 2003, Exergy analysis and freezing characteristics of fish and chicken (in Indonesia), J. Keteknikan Pertanian, Vol. 17(3), p. 32-42

22)   Harmen, A.H. Tambunan, 2003, The influence of LRC’s output current to the measured value of dielectric properties within radio frequency range, Bul. Agric. Engineering., Vol. 17(1), pp.46-58

21)   Tambunan, A.H., A. Rohanah, Y.A. Purwanto, 2003, Vacuum freezing characteristics of passion fruit pulp (in Indonesia), J. Keteknikan Pertanian., Vol. 17(1), pp. 59-67

20)   Somantri, A.S., Sri Yuliani, A.H. Tambunan, Identifikasi sifat-sifat hantaran panas pada lada, Buletin Tanaman Rempah dan Obat Vol. XIII, No. 2, 2002

19)   Siregar, K., A.H. Tambunan, W. Purwanto, L.P. Manalu, 2002, Performance test of paddy dryer using a vertical pipe heat exchanger for heat supplying (in Indonesia), Bul. Agric. Engineering., Vol. 16(3), p.183-192

18)   Sholahuddin, A.H. Tambunan, L.P. Manalu, W. Purwanto, 2002, Prediction of temperature distribution in a vertical pipe heat exchanger (in Indonesia), Bul. Agric. Engineering, Vol. 16(2), pp. 113-123

17)   K. Abdullah, A.H. Tambunan, L.O. Nelwan, IBP. Gunadnya, 2001, Study on Performance, Characteristics, and Simulation of A Cooling Tower (in Indonesia), Bul. Agric. Engineering. Vol. 15(3), Desember 2001, pp. 175-185

16)   Harmen, A.H. Tambunan, E. Hartulistiyoso, I D.M. Subrata, 2001, Design of dielectric meter within radio frequency range (in Indonesia), Bul. Agric. Engineering. Vol. 15(2), pp. 100-110

15)   Tambunan, A.H., L.P. Manalu, 2000, Freeze drying mechanism of food products, J. Science and Technology Indonesia, BPPT, Vol. 2, No.3, June 2000, p.66-74.

14)   Tambunan, A.H., 2000, Factors influencing the vacuum freezing rate of liquid food products (in Indonesia), Bul. Agric. Engineering. Vol. 14(3), p.201-209

13)   Tambunan, A.H., Suyanto, N.A., Harmen, 2000, Design and Performance Test of Measuring Apparatus of Dielectric Properties using Q-meter Method (in Indonesia), Bul. Agric. Engineering, Vol. 14(2), p. 108-117

12)   Tambunan, A.H., Solahudin, M., Rahajeng, E., 2000, Simulation Study on Freeze-drying Characteristics of Mashed Beef, Bul. Agric. Engineering., Vol. 14(1), p.55-62

11)   Sonhaji, and A.H. Tambunan, 1999, Study on energy consumption for soybean sauce production at ‘Kecap Zebra’ plant (in Indonesian), Bul. Agric. Engineering., Vol. 13(3), p.57-65

10)   Tambunan, A.H., H.R. Rismawan, I. Silalahi, 1999, Application of evaporative cooling system for post-harvest handling of agricultural products (in Indonesian), Bul. Agric. Engineering., Vol. 13(1), pp.31-39.

9)   Tambunan, A.H., and D. Tirtasari, 1999, The characteristics and dehydration ratio of the freeze-dried minched beef (in Indonesian), Bul. Agric. Engineering., Vol. 7(1), p.1-6

8)   Yudistira, dan A.H. Tambunan, 1998, Mathematical model for computer simulation of the freeze drying process of Indonesian traditional herb medicine (in Indonesia), Bul. Agric. Engineering, Vol. 6(2), p.23-28

7)   Araki, T., Y. Sagara, A.H. Tambunan, and K. Abdullah, 1998, Measurement of transport properties for the dried layer of several food materials undergoing freeze drying, Bul. Agric. Engineering., Vol. 12(2), pp.18-31

6)   Trisasiwi, W., D. Wulandani, K. Abdullah, and A.H. Tambunan, 1998, Determination of heat capacity ratio (Cp/Cv) of N2 and H2 gas (in Indonesian), Bul. Agric. Engineering., Vol. 12(2), p.39-47

5)   Lisnawati, Y., and A.H. Tambunan, 1997, The influence of freezing rate and surface temperature to freeze drying rate of minched beef (in Indonesian), Bul. Agric. Engineering., Vol. 11(1), p.5-14

4)   Saktiana, Y., A.H. Tambunan, and Sri Mulato, 1996, Performance test of stove fueled by coffee shell for coffee bean drying (in Indonesian), Bul. Agric. Engineering., Vol. 10(2), p.61-68

3)   Widodo, M., dan A.H. Tambunan,  1996,  Determination of heat conductivity and vapor permeability within the dried layer of minched beef during freeze drying (in Indonesian), Bul. Agric. Engineering., Vol. 10(2), p.52-60.

2)   Kurniaty D., A.K. Irwanto, and A.H. Tambunan, 1996, Performance test of front pass type solar collector for drying of cocoa bean at Rajamandala Estate Plantation (in Indonesian), Bul. Agric. Engineering, Vol. 10(1), p.62-67

1)   Tambunan A.H., 1996, Vacuum cooling characteristics of leafy vegetables (in Indonesian), J. of Agric. Engg. Vol.4(1), p.1-6.

======================   BOOKS   ======================

8)     Tambunan, A.H., H. Nabetani, T. Araki, Y. Sagara (ed), Jatropha Based Biodiesel, IPB Press, 2012

7)     Wirawan, S.S., A.H. Tambunan, M. Djamin, The Effect of Biodiesel to Pollutant Emission and External Cost; Biodiesel Utilization in Transportation Sector: Case Study Jakarta, Lambert Academic Publishing, 2012

6)     Silip, J.J., A.H. Tambunan, Fruit Maturity and Extractable Oil Yield of Jatropha curcas: Reproductive Characters and Effect of Harvest and Post-harvest to Extractable Oil of Jatropha curcas Linn, Lambert Academic Publishing, 2012

5)     Hambali, E., S. Mujdalifah, A.H. Tambunan, A.W. Pattiwiri, R. Hendroko, Teknologi Bioenergi (Bioenergy Technology), AgroMedia Pustaka, 2007

4)     Hambali, E., S. Mujdalipah, A.H. Tambunan, A.W. Pratiwiri, Pengantar Teknologi Bioenergi, SBRC, 2007

3)     Abdullah, K., A.H. Tambunan, S. Agustinah, L.O. Nelwan, D. Wulandani, 2005, Energi dan Listrik Pertanian, Dep. Of Agricultural Engineering, IPB

2)     Kakibaya, K., A.H. Tambunan, et al. (eds), 2003, Panduan Teknis Penanganan Pasca Panen Gabah, Japan Grain Inspection Association (KOKKEN)

1)     Tambunan, A.H., et al., (translator), 2001, Pengering Industrial (translated from Devahastin, S., Mujumdar’s Practical Guide to Industrial Drying, 2000, Energex), IPB Press