Publication & Patent
PUBLICATIONS
INTERNATIONAL PEER-REVIEWED JOURNALS
- Nugraha, S.N., Batubara, I., Rahmat, M., Alatas, H. (2017), Fluorometric based procedure for measuring curcumin concentration in commercial herbal medicines, Optik, 149, pp. 125-131. DOI: 10.1016/j.ijleo.2017.09.029
- Alatas, H., Nurhimawan, S., Asmat, F., Hardhienata, H. (2017), Dynamics of an agent-based opinion model with complete social connectivity network, Chaos, Solitons and Fractals, 101, pp. 24-32. DOI: 10.1016/j.chaos.2017.05.016
- Alatas, H., Sumaryada, T.I., Ahmad, F. (2016), Characteristics of local density of optical states in a tapered grated waveguide at resonant states, Optik, 127 (5), pp. 2683-2687. DOI: 10.1016/j.ijleo.2015.11.202
- Sugihakim, R., Alatas, H. (2016), Application of a Boltzmann-entropy-like concept in an agent-based multilane traffic model, Physics Letters, Section A: General, Atomic and Solid State Physics, 380 (1-2), pp. 147-155. DOI: 10.1016/j.physleta.2015.09.048
- Irzaman, Siskandar, R., Aminullah, Irmansyah, Alatas, H. (2016), Characterization of Ba0.55Sr0.45TiO3 films as light and temperature sensors and its implementation on automatic drying system model, Integrated Ferroelectrics, 168 (1), pp. 130-150. DOI: 10.1080/10584587.2016.1159537
- Kirana, F.A., Alatas, H., Husein, I.S. (2016), A Coupled Phase-Temperature Model for Dynamics of Transient Neuronal Signal in Mammals Cold Receptor, Journal of Biophysics, 2016, art. no. 2754249. DOI: 10.1155/2016/2754249
- Iqbal, M., Fuad, M., Sukoco, H., Alatas, H. (2016), Hybrid Tree-like Mesh topology as new wireless sensor network platform, Telkomnika (Telecommunication Computing Electronics and Control), 14 (3), pp. 1166-1174. DOI: 10.12928/TELKOMNIKA.v14i3.2279
- Alatas, H., Prayuda, D.D., Syafiuddin, A., Parlindungan, M., Suhendra, N.O., Pawitan, H. (2015), Simple model for simulating characteristics of river flow velocity in large scale, International Journal of Geophysics, 2015, art. no. 520893 DOI: 10.1155/2015/520893
- Rahmat, M., Maulina, W., Isnaeni, Miftah, D.Y.N., Sukmawati, N., Rustami, E., Azis, M., Seminar, K.B., Yuwono, A.S., Cho, Y.H., Alatas, H. (2014), Development of a novel ozone gas sensor based on sol-gel fabricated photonic crystal, Sensors and Actuators, A: Physical, 220, pp. 53-61. DOI: 10.1016/j.sna.2014.09.020
- Negara, T.P., Alatas, H., Garnadi, A.D., Nurdiati, S. (2014), Transmission characteristics of a microscale dielectric slab waveguide device with a deep groove and an embedded metallodielectric grating at low terahertz frequency, Optik, 125 (13), pp. 3134-3137. DOI: 10.1016/j.ijleo.2013.12.015
- Nuayi, A.W., Alatas, H., Husein, I.S., Rahmat, M. (2014), Enhancement of photon absorption on Ba x Sr 1 – X TiO 3 thin-film semiconductor using photonic crystal, International Journal of Optics, 2014, art. no. 534145. DOI: 10.1155/2014/534145
- Rahmat, M., Maulina, W., Rustami, E., Azis, M., Budiarti, D.R., Seminar, K.B., Yuwono, A.S., Alatas, H. (2013), Performance in real condition of photonic crystal sensor based NO2 gas monitoring system, Atmospheric Environment, 79, pp. 480-485. DOI:10.1016/j.atmosenv.2013.05.057
- Sulaiman, A., Zen, F.P., Alatas, H., Handoko, L.T. (2012), Dynamics of DNA breathing in the Peyrard-Bishop model with damping and external force, Physica D: Nonlinear Phenomena, 241 (19), pp. 1640-1647. DOI: 10.1016/j.physd.2012.06.011
- Alatas, H., Hermanudin, D. (21012), Semi-discrete DNA breather in Peyrard-Bishop-Dauxois model with fifth-order-approximation Morse potential, Chaos, Solitons and Fractals, 45 (9-10), pp. 1231-1238. DOI: 10.1016/j.chaos.2012.06.012
- Sulaiman, A., Zen, F.P., Alatas, H., Handoko, L.T. (2012), The thermal denaturation of the PeyrardBishop model with an external potential, Physica Scripta, 86 (1), art. no. 015802. DOI: 10.1088/0031-8949/86/01/015802
- Alatas, H., Iskandar, A.A., Tjia, M.-O. (2102), Structure dependent variations of group velocity, energy loss and confinement in a regular grated waveguide, Journal of Nonlinear Optical Physics and Materials, 21 (1), art. no. 1250009. DOI: 10.1142/S0218863512500099
- Alatas, H. (2011), Dynamics of Jacobi’s elliptic spatial waves in a nonlinear optical grating, Physical Review A – Atomic, Molecular, and Optical Physics, 83 (4), art. no. 043830. DOI: 10.1103/PhysRevA.83.043830
- Alatas, H., Hoekstra, H.J.W.M., Iskandar, A.A., Tjia, M.-O. (2011), Group-index and resonant field enhancement in a symmetric double-sided grated waveguide, Journal of the Optical Society of America A: Optics and Image Science, and Vision, 28 (6), pp. 1197-1203. DOI: 10.1364/JOSAA.28.001197
- Sulaiman, A., Zen, F.P., Alatas, H., Handoko, L.T. (2010), Anharmonic oscillation effect on the Davydov-Scott monomer in a thermal bath, Physical Review E – Statistical, Nonlinear, and Soft Matter Physics, 81 (6), art. no. 061907. DOI: 10.1103/PhysRevE.81.061907
- Alatas, H., Iskandar, A.A., Tjia, M.-O. (2010), Tailoring spatial soliton characteristics and its dynamical behaviors in nonlinear reflection gratings, Journal of the Optical Society of America B: Optical Physics, 27 (2), pp. 238-245. DOI: 10.1364/JOSAB.27.000238
- Alatas, H., Iskandar, A.A., Hoekstra, H.J.W.M., Tjia, M.-O. (2010), Performance changes of a grated waveguide at resonance wavelengths next to its band-edges due to modified edge sections, Journal of the Optical Society of America B: Optical Physics, 27 (12), pp. 2743-2749. DOI: 10.1364/JOSAB.27.002743
- Alatas, H., Kandi, A.A., Iskandar, A.A., Tjia, M.O. (2008), New class of bright spatial solitons obtained by Hirota’s method from generalized coupled mode equations of nonlinear optical bragg grating, Journal of Nonlinear Optical Physics and Materials, 17 (2), pp. 225-233. DOI:10.1142/S021886350800410X
- Alatas, H. (2007), Combined solitons in generalized coupled mode equations of a nonlinear optical Bragg grating, Physical Review A – Atomic, Molecular, and Optical Physics, 76 (2), art. no. 023801. DOI: 10.1103/PhysRevA.76.023801
- Alatas, H., Iskandar, A.A., Tjia, M.O. (2006), In-gap optical bistabilities of deep nonlinear Bragg grating with symmetric three-layer unit cells, Journal of Nonlinear Optical Physics and Materials, 15 (3), pp. 345-354. DOI: 10.1142/S021886350600330X
- Alatas, H., Mayditia, H., Hardhienata, H., Iskandar, A.A., Tjia, M.O. (2006), Single-frequency refractive index sensor based on a finite one-dimensional photonic crystals with two defects, Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers, 45 (8 B), pp. 6754-6758. DOI: 10.1143/JJAP.45.6754
- Alatas, H., Iskandar, A.A., Tjia, M.O., Valkering, T.P. (2006), Rational solitons in deep nonlinear optical Bragg grating, Physical Review E – Statistical, Nonlinear, and Soft Matter Physics, 73 (6), art. no. 066606. DOI: 10.1103/PhysRevE.73.066606
- Alatas, H., Iskandar, A.A., Tjia, M.O., Valkering, T.P. (2005), Optical sensing and switching device based on a finite deep nonlinear bragg grating with a mirror, Journal of Nonlinear Optical Physics and Materials, 14 (2), pp. 259-272. DOI: 10.1142/S0218863505002694
- Alatas, H., Iskandar, A.A., Tjia, M.O., Valkering, T.P. (2004), Dark, antidark soliton-like solutions and their connection in a finite deep nonlinear Bragg grating with a mirror, Journal of Nonlinear Optical Physics and Materials, 13 (2), pp. 259-274. DOI:10.1142/S0218863504001827
- Alatas, H., Iskandar, A.A., Tjia, M.O., Valkering, T.P. (2003), Analytic study of stationary solitons in deep nonlinear Bragg grating, (2003) Journal of Nonlinear Optical Physics and Materials, 12 (2), pp. 157-173. DOI: 10.1142/S0218863503001304
- Alatas, H., Iskandar, A.A., Tjia, M.O. (2001), Bright and dark solitary waves in Kerr medium with higher order linear and nonlinear dispersions, Journal of Nonlinear Optical Physics and Materials, 10 (2), pp. 223-231. DOI: 10.1142/S0218863501000565
INTERNATIONAL PROCEEDINGS
- Hermawan, B., Nikmatin, S., Sudaryanto, Alatas, H., Sukaryo, S.G (2017), Effect of oil palm empty fruit bunches fibers reinforced polymer recycled, IOP Conference Series: Materials Science and Engineering, 223 (1), art. no. 012064. DOI: 10.1088/1757-899X/223/1/012064
- Pamungkas, N.G., Dahrul, M., Irzaman, Alatas, H. (2017), Optical properties of Cu and Ru doped BST thin films with additive glycerol and MESA surfactant, IOP Conference Series: Earth and Environmental Science, 65 (1), art. no. 012031, . DOI: 10.1088/1755-1315/65/1/012031
- Andilolo, J., Nikmatin, S., Nugroho, N., Alatas, H., Wismogroho, A.S. (2017), Effect of kenaf short fiber loading on mechanical properties of biocomposites, IOP Conference Series: Earth and Environmental Science, 65 (1), art. no. 012015. DOI: 10.1088/1755-1315/65/1/012015
- Hermawan, B., Nikmatin, S., Alatas, H., Sudaryanto, Sukaryo, S.G. (2017), Molecular analysis on the utilization of oil palm empty fruit bunches fiber as reinforcement for acrylonitrile butadiene styrene biocomposites, IOP Conference Series: Earth and Environmental Science, 65 (1), art. no. 012028. DOI: 10.1088/1755-1315/65/1/012028
- Tawakal, M.R., Alatas, H., Hardhienata, H. (2017), Atomic Orientation Detection using Nonlinear Optics and its Application as an Environmental Sensor, IOP Conference Series: Earth and Environmental Science, 58 (1), art. no. 012057. DOI: 10.1088/1755-1315/58/1/012057
- Robiah, S., Jenie, R.P., Dahrul, M., Nurdin, N.M., Iskandar, J., Kurniawan, A., Rustami, E., Syafutra, H., Alatas, H., Irzaman, Damayanthi, E., Rimbawan, Sukandar, D., Evriyanti, Budiarti, S. (2017), Infra Red Light Emitting Diode in 1200 nm Range have Moderate Performance in Detecting Glucose in Human Blood Glucose Model, IOP Conference Series: Earth and Environmental Science, 58 (1), art. no. 012021. DOI: 10.1088/1755-1315/58/1/012021
- Jenie, R.P., Iskandar, J., Kurniawan, A., Rustami, E., Syafutra, H., Nurdin, N.M., Handoyo, T., Prabowo, J., Febryarto, R., Rahayu, M.S.K., Damayanthi, E., Rimbawan, Sukandar, D., Suryana, Y., Irzaman, Alatas, H. (2017), Proposed Application of Fast Fourier Transform in Near Infra Red Based Non Invasive Blood Glucose Monitoring System, (2017) IOP Conference Series: Earth and Environmental Science, 58 (1), art. no. 012011. DOI: 10.1088/1755-1315/58/1/012011
- Pohan, A.S.K., Alatas, H., Gunara, B.E. (2016), Dynamics of massive interacting scalar fields in Bekenstein- Sandvik-Barrow-Magueijo theory, Journal of Physics: Conference Series, 739 (1), art. no. 012018. DOI: 10.1088/1742-6596/739/1/012018
- Alatas, H. (2016), Fluxons in superconductor/ferromagnet/superconductor Josephson junction with external current, AIP Conference Proceedings, 1719, art. no. 30002. DOI: 10.1063/1.4943697
- Jatmiko, B.S., Hardhienata, H., Alatas, H. (2016), Dynamics of Agent-Based Growing Network, IOP Conference Series: Earth and Environmental Science, 31 (1), art. no. 012019. DOI: 10.1088/1755-1315/31/1/012019
- Ahmad, F., Alatas, H. (2015), Dynamics of energy distribution in three channel alpha helix protein based on Davydov’s ansatz, AIP Conference Proceedings, 1656, art. no. 4917136. DOI: 10.1063/1.4917136
- Sulaiman, A., Zen, F.P., Alatas, H., Handoko, L.T. (2015), Davydov’s soliton in an inhomogeneous medium, AIP Conference Proceedings, 1656, art. no. 4917131, . DOI: 10.1063/1.4917131
- Assegaf, A.F., Yuniarti, E., Alatas, H. (2015), Bifurcation of heteroclinic to homoclinic connection of static fluxon in S/F/S long Josephson junction, AIP Conference Proceedings, 1656, art. no. 4917103. DOI: 10.1063/1.4917103
- Negara, T.P., Yuliawati, L., Garnadi, A.D., Nurdiati, S., Alatas, H. (2015), Effect of filling-factor and angle of incident on transmittance of a dielectric slab waveguide with metallic grating, AIP Conference Proceedings, 1656, art. no. 4917134. DOI: 10.1063/1.4917134
- Alatas, H., Sumaryada, T.I., Ahmad, F. (2015), Local density of optical states of an asymmetric waveguide grating at photonic band gap resonant wavelength, Proceedings of SPIE – The International Society for Optical Engineering, 9444, art. no. 944414. DOI: 10.1117/12.2074195
- Sumaryada, T., Wahyuni, E.S., Syafutra, H., Alatas, H. (2015), The effect of spectrum range limitation to the efficiency of Al0.3Ga0.7As/GaAs/InP/Ge multijunction solar cells: A simulation case, Proceedings of SPIE – The International Society for Optical Engineering, 9444, art. no. 94440M. DOI: 10.1117/12.2078069
- Irzaman, Syafutra, H., Arif, A., Alatas, H., Hilaluddin, M.N., Kurniawan, A., Iskandar, J., Dahrul, M., Ismangil, A., Yosman, D., Aminullah, Prasetyo, L.B., Yusuf, A., Kadri, T.M. (2014), Formation of solar cells based on Ba0.5 Sr0.5 TiO3 (BST) ferroelectric thick film, AIP Conference Proceedings, 1586, pp. 24-34. DOI: 10.1063/1.4866724
- Sulaiman, A., Zen, F.P., Alatas, H., Handoko, L.T. (2011), Statistical mechanics of Davydov-Scott’s protein model in thermal bath, Proceedings of the Conference in Honour of Murray Gell-Mann’s 80th Birthday: Quantum Mechanics, Elementary Particles, Quantum Cosmology and Complexity, pp. 661-668.
- Azis, M., Rustami, E., Maulina, W., Rahmat, M., Alatas, H., Seminar, K. (2011), Measuring air pollutant standard index (ISPU) with photonics crystal sensor based on Wireless Sensor Network (WSN), Proceedings – International Conference on Instrumentation, Communication, Information Technology and Biomedical Engineering 2011, ICICI-BME 2011, art. no. 6108656, pp. 348-351. DOI: 10.1109/ICICI-BME.2011.6108656
- Rustami, E., Azis, M., Maulina, W., Rahmat, M., Alatas, H., Seminar, K.B. (2011), An integrated optical instrumentation for measuring NO 2 gas using one dimensional photonic crystal, Proceedings – International Conference on Instrumentation, Communication, Information Technology and Biomedical Engineering 2011, ICICI-BME 2011, art. no. 6108658, pp. 356-360. DOI: 10.1109/ICICI-BME.2011.6108658
- Maulina, W., Rahmat, M., Rustami, E., Azis, M., Budiarti, D.R., Miftah, D.Y.N., Maniur, A., Tumanggor, A., Sukmawati, N., Alatas, H., Seminar, K.B., Yuwono, A. (2011), Fabrication and characterization of NO2 gas sensor based on one dimensional photonic crystal for measurement of air pollution index, Proceedings – International Conference on Instrumentation, Communication, Information Technology and Biomedical Engineering 2011, ICICI-BME 2011, art. no. 6108657, pp. 352-355. DOI: 10.1109/ICICI-BME.2011.6108657
- Sulaiman, A., Zen, F.P., Alatas, H., Handoko, L.T. (2011), Dynamics of DNA bubble in viscous medium, (2011) AIP Conference Proceedings, 1454 (1), pp. 298-301. DOI: 10.1063/1.4730745
- Alatas, H., Saputra, A. (2010), Cnoidal, dnoidal and snoidal spatial waves in a nonlinear reflection grating, AIP Conference Proceedings, 1325, pp. 186-189. DOI: 10.1063/1.3537893
- Negara, T.P., Mardanih, Hardhienata, H., Alatas, H. (2010), Transmission characteristics of 1D metallodielectric photonic crystal with a defect rod, AIP Conference Proceedings, 1325, pp. 182-185. DOI: 10.1063/1.3537892
- Mardanih, Negara, T.P., Hardhienata, H., Alatas, H. (2010), Characteristics of 1D photonic crystal sensor with two defects, (2010) AIP Conference Proceedings, 1325, pp. 313-315. Cited 1 time. DOI: 10.1063/1.3537938
- Hardhienata, H., Alatas, H. (2009), Symmetric two dimensional photonic crystal coupled waveguide with point defect for optical switch application, International Conference on Instrumentation, Communication, Information Technology, and Biomedical Engineering 2009, ICICI-BME 2009, art. no. 5417295. DOI: 10.1109/ICICI-BME.2009.5417295
- Rahmat, M., Negara, T.P., Hardhienata, H., Irmansyah, Alatas, H. (2009), Real-time optical sensor based on one dimensional photonic crystals with defects, International Conference on Instrumentation, Communication, Information Technology, and Biomedical Engineering 2009, ICICI-BME 2009, art. no. 5417268. DOI: 10.1109/ICICI-BME.2009.5417268
PRESENTATION AT THE INTERNATIONAL MEETINGS
- H. Alatas, A. A. Iskandar, M. O. Tjia, Bright and Dark Soliton in Nonlinear Dispersive Media, International Symposium on Mathematical Aspects of Modern Optics and its Applications, Bandung, Indonesia, 8-9 February 2001, Oral Presentation
- H. Alatas, A. A. Iskandar, M. O. Tjia, T. P. Valkering, Stationary Solitons in Deep Nonlinear Bragg Grating, International Symposium on Modern Optics and its Applications, Bandung, Indonesia, 3-5 July 2002, Oral Presentation
- H. Alatas, A. A. Iskandar, M. O. Tjia, T. P. Valkering, Study of an Optical System Consisting of A Finite Deep Nonlinear Bragg Grating with Mirror, International Symposium on Modern Optics and its Applications, Bandung, Indonesia, 25-29 August 2003, Oral Presentation
- H. Alatas, A. A. Iskandar, M. O. Tjia, T. P. Valkering, Dark to Antidark Soliton-like Transition in A Finite Deep Nonlinear Bragg Grating with Mirror, International Symposium on Modern Optics and its Applications, Bandung, Indonesia, 9-13 August 2004, Oral Presentation
- H. Alatas, A. A. Iskandar, M. O. Tjia, T. P. Valkering, Bistability Characteristics of Deep Nonlinear Bragg Grating, International Symposium on Modern Optics and its Applications, Bandung Indonesia, 18-20 August 2005, Oral Presentation
- H. Hardhienata, H. Mayditia, H. Alatas, A. A. Iskandar, M. O. Tjia, Transmission Characteristics of One Dimensional Asymmetric Edges Photonic Crystals with Single and Double Defects, International Symposium on Modern Optics and its Applications,Bandung, Indonesia, 18-20 August 2005, Poster Presentation
- H. Alatas, A. A. Iskandar, M. O. Tjia, T. P. Valkering, Rational Solitons in Deep Nonlinear Optical Bragg Grating, International Conference on Applied Mathematics,Bandung, Indonesia, 22-26 August 2005, Oral Presentation
- H. Alatas, A. A. Iskandar, M. O. Tjia, Soliton Beams in Reflection Grating with Modulated Kerr Media, International Symposium on Modern Optics and its Applications,Bandung, Indonesia, 8-10 August 2007, Oral Presentation
- A. A. Iskandar, A. Soehianie, H. Alatas, Muldarisnur, M. O. Tjia, H. J. W. M. Hoekstra, Computational Study of Photonic Crystal Devices using Dyson Formulation of Green Tensor, International Symposium on Modern Optics and its Applications,Bandung, Indonesia, 8-10 August 2007, Oral Presentation by A. A. Iskandar
- F. Ahmad, Mardanih, H. Alatas, T. Mart, Dynamics of Energy Distribution in Three Strand Alpha-Helix Protein Based on Davydov Model, International Conference on BioMathematics, Bandung, Indonesia, 27-29 August 2007, Oral Presentation
- A. A. Iskandar, A. Soehianie, H. Alatas, Muldarisnur, M. O. Tjia, H. J. W. M. Hoekstra, Application of Green Tensor Method to the Study of 2D Photonic Crystal with Specific Defect Structures, Asian Physics Symposium, Bandung, Indonesia, 29-30 November 2007, Oral Presentation by A. A. Iskandar
- A. A. Iskandar, A. Soehianie, H. Alatas, Muldarisnur, M. O. Tjia, H. J. W. M. Hoekstra, Study of Field Distribution and Confinement in Photonic Crystal Microcavity Using Green Tensor Method, International Conference on Computational Science, Bandung, Indonesia, 3-4 December 2007, Oral Presentation by A. A. Iskandar
- H. Alatas, L. O. Osapoetra, A. A. Iskandar, H. J. W. M. Hoekstra, M. O. Tjia, Optimization of the Functionality of Grated Waveguide, International Symposium on Modern Optics and its Applications,Bandung, Indonesia, 10-14 August 2009, Oral Presentation
- H. Alatas, A. A. Iskandar, H. J. W. M. Hoekstra, M. O. Tjia, Structure Dependence of Minimum Group Velocity of a Regular Grated Waveguide, International Symposium on Modern Optics and its Applications,Bandung, Indonesia, 5-7 July 2011, Oral Presentation
NATIONAL JOURNALS
- H. Alatas, A. A. Iskandar, M. O. Tjia, T. P. Valkering (2002), Study of Nonlinear Optical Periodic System, Proc. ITB, 34, 333
- H. Alatas, A. A. Iskandar, M. O. Tjia (2003), Shallow Nonliner Bragg Grating for High Intensity Applications, Kontrib. Fis. Indonesia, 14, 17
- T. P. Negara, Mardanih, H. Hardhienata, H. Alatas (2011), Characteristics of a Metal-Dielectric-Metal Slab Waveguide with Embedded Metallodielectric Photonic Crystal and its Optimization at Low THz Optical Frequency, Indonesian J. Phys., 22, 77
NATIONAL PROCEEDINGS
- H. Alatas, F. P. Zen, “Aljabar SL(2,C) dalam Model-σ Schroedinger Nonlinear”, XVIIth National Physics Symposium, Yogyakarta, Indonesia, 8-10 December 1998, 36
- H. Alatas, A. Kartono, N. Srikurniati, K. E. Arisaputro, W. Sugiri (2000), “Penyelesaian Eksak dan Numerik Persamaan Schrödinger Nonlinear dengan Suku Dispersi Orde Ketiga, Raman Scattering dan Self Steepening”, XVIIIth National Physics Symposium,Serpong, Indonesia, 25-27 April 2000, 560
- H. Alatas (2002), “Efek Dispersi Linear Orde Empat dan Nonlinear Parabolik pada Perambatan Pulsa Berdurasi Femtodetik”, XIXth National Physics Symposium, Bali, Indonesia, 30-31 July 2002, Published in J. Fisika HFI, C5, 0565-1
- M. Alaydrus, H. K. Dipojono, H. Alatas, Dynamic Simulation of Gaussian Beam Propagation Inside a Photonic Crystal Based Refractive Index Sensor by Means of FDTD Method, 3rd National Seminar on Simulation Technology, Yogyakarta, Indonesia, September 2007, H-1
PRESENTATION AT NATIONAL MEETINGS
- H. Alatas, A. A. Iskandar, M. O. Tjia, Gap Solitons in Shallow Grating with Nonlinear Modulation,National Symposium on Periodic Optical System, Bandung, Indonesia, 21 November 2001, Oral Presentation
- H. Alatas, The Existence and Bifurcation of Solitonic Solutions in Nonlinear Bragg Grating, Workshop on Theoretical Physics 2K5, Bandung, Indonesia, 2 May 2005, Oral Presentation
- H. Alatas, Dynamics of Multi-Bright Soliton Beams in 1-D Photonic Crystal with Modulated Kerr Media, Workshop on Nonlinear Phenomena 2K7, Bandung, Indonesia, 11 December 2007, Oral Presentation
- H. Alatas, Combined Solitons in 1-D Photonic Crystal and Their Bifurcation, Workshop on Theoretical Physics 2K8, Bogor, Indonesia, 14 May 2008, Oral Presentation
- H. Alatas, Validity of the Generalized Coupled Mode Equations for Linear Periodic Optical Systems, Conference on Computational, Computing and Nonlinear Sciences, Jakarta, Indonesia, 3 December 2008, Oral Presentation (Invited)
- H. Alatas, Cubic-Quintic Soliton in Photonic Crystals with Non-Kerr Nonlinearity, Conference on Theoretical Physics, Bandung, Indonesia, 13 October 2009, Oral Presentation (Invited)
- H. Alatas, Versatile Nonlinear Effects, Conference on Theoretical Physics and Nonlinear Phenomena, Depok, Indonesia, 6 November 2010, Oral Presentation (Invited)
PATENTS
- Patent Pending, NO2 Gas Wireless-Detection-System based on Photonic Crystal Sensor and Beer Lambert Effect, No. P00201200094, Inventors: M. Rahmat, H. Alatas, A. S. Yuwono, K. B. Seminar, E. Rustami, M. Azis, W. Maulina, R. D. Budiarti (2012)
- Patent Pending, Photonic Crystal based Optical Sensor for Real-Time and Continuous Liquid Quality Control, No. P00201300310, Inventors: H. Alatas, M. Rahmat, H. Mayditia, E. Rustami, F. Rinaldi