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Kusairi
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INDONESIA
Jurnal Neutrino : jurnal fisika dan aplikasinya
ISSN : 19796374     EISSN : 24605999     DOI : -
Core Subject : Science,
Jurnal NEUTRINO (ISSN:1979-6374 / EISSN:2460-5999) adalah jurnal fisika yang dikelola dan diterbitkan oleh Jurusan Fisika Fakultas Sains Dan Teknologi Universitas Islam Negeri (UIN) Maulana Malik Ibrahim Malang. Jurnal NEUTRINO ini menjadi media bagi para akademisi dan praktisi untuk mengembangkan bidang fisika dan aplikasinya. Disamping itu Jurnal NEUTRINO bisa dijadikan sebagai media komunikasi ilmiah antar fisikawan baik di Indonesia juga seluruh dunia. Jurnal NEUTRINO memuat kajian-kajian fisika baik kajian teoritik, hasil eksperimen dan aplikasinya seperti fisika material, instrumentasi, komputasi, biofisika, fisika medis, fisika lingkungan, fisika teori, fisika nuklir, geofisika, elektronika, optika dan energi terbarukan. Jurnal NEUTRINO terbit 2 (dua) kali dalam setahun (April dan Oktober).
Arjuna Subject : -
Articles 230 Documents
3D SEISMIC DATA INTERPRETATION TO IDENTIFY HYDROCARBON PRESENCE IN WELLS 25-1-X-14 AND 64-JX-15 USING SWEETNESS ATTRIBUTE IN TEAPOT DOME FIELD, WYOMING Fauziyah, Ummi; Adhi, M. Aryono; Hardyanto, Wahyu
Jurnal Neutrino:Jurnal Fisika dan Aplikasinya Vol 18, No 1 (2025): October
Publisher : Universitas Islam Negeri Maulana Malik Ibrahim Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/neu.v18i1.29926

Abstract

Exploration activities in Teapot Dome can be carried out by looking at the geological structure. Determination of geological structure can be done by interpreting seismic data. This study aims to identify hydrocarbon prospect zones in the Teapot Dome field through 3D seismic interpretation of wells 25-1-X-14 and 64-JX-15, and to evaluate the application of sweetness and RMS amplitude attributes in determining the geological structure of the Teapot Dome using 3D seismic reflection data. The data interpretation processing stage starts from performing wavelet extraction, well seismic tie, horizon picking, and time structure map. This research utilizes seismic sweetness and RMS amplitude attributes with amplitude values of 10 to 60ms to map hydrocarbon distribution. The results of this study show that the greatest hydrocarbon distribution occurs at both markers in well 25-1-X-14, with amplitude values of 50 ms and 20 ms, indicated by the presence of sweet spots and bright spots. In well 64-JX-15, sweet spots and bright spots are observed at the top marker with an amplitude value of 20 ms. The application of attributes in determining the geological structure in the Teapot Dome field is found to be an anticline that runs from the northwest to the southeast.
STABILITY ANALYSIS OF EMBANKMENT SLOPE USING BISHOP METHOD IN LUBE MODULE AREA PT. X Satriawan, Satriawan; Alaydrus, Alfina Taurida; Minardi, Suhayat; Zulfatiha, Septhia Salwa
Jurnal Neutrino:Jurnal Fisika dan Aplikasinya Vol 18, No 1 (2025): October
Publisher : Universitas Islam Negeri Maulana Malik Ibrahim Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/neu.v18i1.32261

Abstract

The stability of embankment slopes in open-pit mining areas is a crucial factor in ensuring work safety and continuity of mine operations. This study aims to analyze the stability of embankment slopes in the Lube Module area of PT X using the simple Bishop method. The analysis was conducted by modeling the slope geometry and considering soil mechanics parameters, such as cohesion, inner shear angle, and material specific gravity. Simulations were conducted under two main conditions, namely dry conditions and conditions saturated with pore water pressure and seismic loads. The analysis showed that under dry conditions, the factor of safety (FS) of the slope was 2.45, indicating a stable condition. However, under saturated conditions with a pore water pressure of 0.2 and a seismic load of 0.2, the FS decreased to 1.1, indicating a critical condition. This study confirms that pore water pressure and seismic loads have a significant effect on slope stability. Therefore, mitigation in the form of drainage management and optimal slope geometry design is necessary to reduce the risk of landslides.
ANALYSIS OF PHOSPHORESCENCE EVENTS IN COSINE 100 EXPERIMENT FOR DARK MATTER SEARCH Prihtiadi, Hafizh
Jurnal Neutrino:Jurnal Fisika dan Aplikasinya Vol 18, No 1 (2025): October
Publisher : Universitas Islam Negeri Maulana Malik Ibrahim Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/neu.v18i1.36286

Abstract

The existence of dark matter is supported by strong astrophysical and cosmological evidence, yet its particle nature remains unresolved. In over two decades of direct detection searches, DAMA/LIBRA remains the only experiment to report an annual modulation in NaI(Tl), a result in strong tension with the null findings of other detection technologies. Motivated by this discrepancy, the COSINE experiment is a direct dark matter search using the same NaI(Tl) target material as DAMA/LIBRA operated at the Yangyang Underground Laboratory (Y2L). The COSINE is designed to provide an independent test of the DAMA/LIBRA claim. Here, we analyze the COSINE-100’s findings, which show no evidence for modulation consistent with dark matter interactions and place stringent limits on Weakly Interacting Massive Particles (WIMPs) parameter space. We further discuss the implications of these findings for the DAMA anomaly, the role of complementary NaI(Tl)-based efforts such as ANAIS and SABRE, and the impact on dark matter searches.
EXPLORING RAMAN SPECTROSCOPY OF CNTs: INFLUENCE OF HOTWIRE TEMPERATURES ON RBM, D AND G BANDS USING HWC-VHF-PCVD Abidin, Kurniati; Malago, Jasruddin D; Noor, Fatimah A.; Winata, Toto
Jurnal Neutrino:Jurnal Fisika dan Aplikasinya Vol 18, No 1 (2025): October
Publisher : Universitas Islam Negeri Maulana Malik Ibrahim Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/neu.v18i1.29679

Abstract

Carbon Nanotubes (CNTs) are nanostructured materials that offer mechanical, electrical, and thermal advantages, making them attractive for various technological applications. In this study, CNTs were synthesized using the Hot Wire Cell-Very High Frequency-Plasma Enhanced Chemical Vapor Deposition (HWC-VHF-PECVD) with hotwire temperature variation (225 °C, 275 °C, and 325 °C) as the main variable. Characterization of CNTs was conducted through Raman spectroscopy to evaluate the effect of hotwire temperature variation on the structure and quality of CNTs. The Raman test identified a characteristic RBM (Radial Breathing Mode) band around 100-300 cm⁻¹, a D-band around 1350 cm⁻¹ associated with structural defects, a G-band around 1580 cm⁻¹ indicating sp² carbon bonds, and a 2D-band around 2650-2700 cm⁻¹ associated with the graphitic layer stack. The quantitative analysis of Raman spectra showed ID/IG ratios of 0.94, 0.76, and 0.86 for CNTs synthesized at 225°C, 275°C, and 325°C, respectively, confirming that CNTs grown at 275°C exhibit the lowest structural disorder and highest graphitic crystallinity. The results show that the intensity of the G-band at 275°C hotwire temperature is higher than that at 225°C and 325°C, indicating better CNTs quality at this temperature. In addition, the Raman shift in the RBM-band for 275°Chotwire temperature is higher compared to 225°C and 325°C, indicating a variation in the diameter of the synthesized CNTs. This characterization reveals that the control of hotwire temperature greatly affects the structure and quality of CNTs, which is important for the optimization of the synthesis process and its application in the future.
PERFORMANCE OF SERIES CIRCUIT CONFIGURATION ON PIEZOELECTRIC SENSORS COATED WITH Zn-DOPED CARBON DOTS AS ENERGY GENERATING SPEEDBUMPS Fauziyah Vida Rahmah Wijaya; Akbar Sujiwa; Nur Aini Fauziyah
Jurnal Neutrino:Jurnal Fisika dan Aplikasinya Vol 18, No 2 (2026): APRIL
Publisher : Universitas Islam Negeri Maulana Malik Ibrahim Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/neu.v18i2.38934

Abstract

The increasing demand for electrical energy has driven the exploration of alternative energy sources. The mechanical energy generated by vehicles passing over speed bumps can be harvested on a small scale using piezoelectric sensors. This study investigates the performance enhancement of piezoelectric elements coated with Zn-doped Carbon Dots (CDs) and their application in a series-configured energy- harvesting speedbump. Zn-doped CDs were synthesized using the sol-gel method, and the materials were characterized by XRD, SEM, EDX, and mechanical testing of the piezoelectric sensors under varying loads. XRD characterization indicates that the commercial piezoelectric material contains BaTiO3 as the primary phase and BaO as the secondary phase. SEM EDX analysis confirms that the particle size distribution of Zn-doped CDs ranges from 0 to 2400 nm. Single-element testing of the PLRCZ layer shows that the piezoelectric sensor with a resin/Zn-doped CDs coating generates a higher voltage compared to the uncoated sensor under a load of 122.8 g. In the series configuration, the output voltage decreases at each load point, reaching a maximum of 1 V, while across all PLRCZ elements, the voltage reaches a maximum of 0.4 V, with no detectable current.
SEISMIC VULNERABILITY MICROZONATION USING HORIZONTAL TO VERTICAL SPECTRAL RATIO (HVSR) METHOD IN GARUNGLOR VILLAGE AND ITS SURROUNDINGS WONOSOBO REGENCY Cindiwati Cindiwati; Ngurah Made Darma Putra; M. Aryono Adhi; Nugroho Budi Wibowo; Adam Ardiyansyah
Jurnal Neutrino:Jurnal Fisika dan Aplikasinya Vol 18, No 2 (2026): APRIL
Publisher : Universitas Islam Negeri Maulana Malik Ibrahim Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/neu.v18i2.31676

Abstract

This research makes a significant contribution to geotechnics and seismology by providing a database of dominant frequencies and amplifications in Indonesia. The results can be used for spatial planning, earthquake risk mitigation, and understanding variations in soil characteristics and potential seismic amplification across regions to support safer development. Garunglor Village and its surroundings in Sukoharjo District, Wonosobo Regency, have a thick sedimentary layer dominated by alluvial rocks, topsoil, and mud, with low dominant frequencies. At several rock formation measurement points (Tomt, QTlb, and Tptl), the dominant frequency values varied, indicating diverse sediment characteristics. Low seismic wave amplification was found at 5 research points. The seismic vulnerability index was also low at the 8 research points, with T12 having the lowest value, making it the most suitable area for relocation. These results indicate that areas with low amplification and vulnerability indexes in Garunglor Village and its surroundings are relatively safe from potential earthquakes.
SEISMICITY ANALYSIS ON SULAWESI REGION BASED ON a- AND b-VALUES FOR THE PERIOD 1976–2024 Risky Martin Antosia; Raga Mandala Putra; Rizki Wulandari; Reza Rizki; Asido Saputra Sigalingging; Nugroho Prasetyo
Jurnal Neutrino:Jurnal Fisika dan Aplikasinya Vol 18, No 2 (2026): APRIL
Publisher : Universitas Islam Negeri Maulana Malik Ibrahim Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/neu.v18i2.36788

Abstract

Seismicity analysis is an essential approach to understanding earthquake occurrence patterns, seismic activity levels, and the potential for large-magnitude earthquakes. This study aims to analyze seismicity parameters in the Sulawesi region using earthquake data from 1976 to 2024 obtained from the United States Geological Survey (USGS). The parameters examined include a-value and b-value derived from the frequency-magnitude distribution (FMD) curve using the ZMAP software. The results show that seismic activity in Sulawesi is dominated by earthquakes of magnitude 4–5 with depths of less than 100 km. The magnitude of completeness (M_c) is determined as 4.5, with an a-value of 6.39 (equivalent to 4.7 per year) and a b-value of 0.831. Spatial maps indicate that high a-values (4) are concentrated in West and Central Sulawesi, while high b-values (0.55) are also clustered in these regions. These findings highlight that West and Central Sulawesi are characterized by dense seismic activity and heterogeneous crustal stress conditions. This study provides a valuable contribution by complementing seismicity parameter information in Sulawesi, particularly in previously uncovered areas, and serves as a basis for earthquake hazard mitigation efforts.
INCREASING THE EFFICIENCY OF SILICON SOLAR CELLS THROUGH ANTIREFLECTIVE TiO2 WITH THE SPIN COATING METHOD Alfiatul Ma'arifah; Markus Diantoro; Norazlin Norazlin; Herlin Pujiarti
Jurnal Neutrino:Jurnal Fisika dan Aplikasinya Vol 18, No 2 (2026): APRIL
Publisher : Universitas Islam Negeri Maulana Malik Ibrahim Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/neu.v18i2.41096

Abstract

In this study, the efficiency of silicon solar cells is enhanced by using a titanium dioxide (TiO₂) anti-reflective (AR) coating. The use of the TiO₂ AR coating aims to reduce recombination at the solar cell interface. Many researchers have developed TiO₂ AR coating using the spin coating method. However, research with variations in spin coating speed has not yet been studied. Based on the UV-DRS results, the minimum reflectance was obtained in the sample with the lowest spin coating speed. Low reflectance indicates that more photons reach and are absorbed by the silicon. These results were confirmed by the results of the I-V test that had been carried out at the lowest spin coating speed, resulting in the highest Jsc of 135.4 mA/cm² and a maximum efficiency of 20.7%. This high Jsc can be attributed to maximum photon absorption, thereby increasing efficiency. The EIS results also showed that the highest recombination resistance of 836.4 Ω was obtained for the lowest spin coating speed variation. Where recombination was successfully suppressed with the increase in Rrec obtained in this study.
EFFECTIVENESS OF SPECIES, THICKNESS, AND AGE OF LEAVES ON THE PERFORMANCE OF ORNAMENTAL PALM FIBER AS A CARBON MONOXIDE BIOFILTER IN FOREST FIRE SMOKE Eva Gusmira; Nissa Sukmawati; Reni Kartika; Habibillah Alva Putra
Jurnal Neutrino:Jurnal Fisika dan Aplikasinya Vol 18, No 2 (2026): APRIL
Publisher : Universitas Islam Negeri Maulana Malik Ibrahim Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/neu.v18i2.40085

Abstract

Carbon monoxide (CO) emitted from forest fire smoke requires low-cost and environmentally friendly filtration methods. This study evaluated the effects of palm species, filter thickness, and leaf age on the performance of ornamental palm leaf fiber biofilters for CO reduction. Three palm species Veitchia merrillii, Wodyetia bifurcata, and Cyrtostachys renda were tested using mature and young leaves. Palm leaf fibers were processed into filter sheets with thicknesses of 0.3, 0.5, and 0.7 mm. CO concentrations were measured before and after filtration, and filter effectiveness was calculated as the percentage reduction in CO concentration. Pore-size distribution was analyzed using a trinocular microscope and Examet software. The highest effectiveness for mature leaves was obtained from Wodyetia bifurcata at 0.5 mm thickness, with a CO reduction of 49.11%, whereas the highest effectiveness for young leaves was obtained from Veitchia merrillii at 0.7 mm thickness, with a CO reduction of 57.39%. Increasing filter thickness did not produce a uniform response; the effect varied depending on palm species and leaf age. These findings indicate the preliminary potential of ornamental palm leaf fibers as low-cost, biomass-based filter materials for laboratory-scale CO reduction. The novelty of this study lies in evaluating processed ornamental palm leaf fibers as CO biofilter media by comparing palm species, leaf age, and filter thickness. However, this study was limited by the absence of replicated measurements, adsorption-capacity testing, airflow-resistance measurement, and long-term durability evaluation.
MULTI-MODEL EVALUATION OF PEAK GROUND ACCELERATION (PGA) FOR SEISMIC HAZARD ZONATION IN NORTH MALUKU, INDONESIA Tati Zera; Az Hafiz Putra Nugroho; Ananda Nur Fitria; Abdul Basid
Jurnal Neutrino:Jurnal Fisika dan Aplikasinya Vol 18, No 2 (2026): APRIL
Publisher : Universitas Islam Negeri Maulana Malik Ibrahim Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/neu.v18i2.41510

Abstract

North Maluku, a region characterized by significant seismic activity, frequently experiences earthquakes that result in various effects, including ground motion. This study evaluates the Peak Ground Acceleration (PGA) values and maps its distribution zones in the North Maluku region using three empirical Ground Motion Prediction Equations (GMPEs): Donovan, McGuire, and Esteva. This research uses a catalog of earthquakes with magnitudes ≥5 and depths