Series-1 (Jan. – Feb. 2026) Jan. – Feb. 2026 Issue Statistics
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| Paper Type | : | Research Paper |
| Title | : | Modelagem Em Campos De Velocidade Sísmica, Parametrizados Por Ondaletas Haar 1D E 2D |
| Country | : | Brasil |
| Authors | : | Helcio Moreira Perin |
| : | 10.9790/0990-1401010109 ![]() |
Abstract: Resumo:
O Presente projeto de pesquisa trata de técnicas de exploração Geofísica, notadamente o método sísmico, cuja finalidade é estimar a formação geológica em profundidade. Tais métodos são largamente utilizados na busca por depósitos minerais diversos, com destaque para a indústria pertrolífera, na investigação de depósitos de gás e petróleo em grandes profundidades. Esses métodos se baseiam na transmissão ou reflexão de ondas primárias.
O objetivo principal desse trabalho é a realização de tomografia sísmica de dados de tempos de trânsito para modelos......
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Abstract: The Sina is one of the most important rivers flowing through the drought-prone areas of Ahilyanagar (Ahmednagar), Beed, Dharashiv (Osmanabad), and Solapur districts of Maharashtra state. (Provide a rough population and area that is dependent on the Sina River water) Most of the population and irrigation are dependent upon the Sina River water.
Morphometric.....
Keywords: Morphometric Analysis, ArcGIS, Remote Sensing, Drainage, Sina River Basin
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Abstract: The groundwater resources of Kariari River Sub-Basin were comprehensively evaluated for irrigation suitability during pre-monsoon and post-monsoon seasons of 2025. Forty sampling locations were analysed to assess hydrochemical characteristics and seasonal variations influencing agricultural usability. Key parameters including Electrical Conductivity (EC), major ions, and derived irrigation quality indices such as Sodium Adsorption Ratio (SAR), Soluble Sodium Percentage (SSP), Residual Sodium Carbonate (RSC), Kelly’s Ratio (KR), Magnesium Adsorption Ratio (MAR), Permeability Index (PI), and Corrosivity Ratio (CR), were determined. Results revealed a pronounced seasonal dilution effect from the south-west monsoon, reducing mean EC by approximately......
Keywords: Groundwater quality, Irrigation suitability, Seasonal variation, Salinity hazard, Corrosivity ratio
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