{"version":"1.0","provider_name":"Spectra Bumi","provider_url":"https:\/\/spectrabumi.co.id\/id","author_name":"admin_spectra","author_url":"https:\/\/spectrabumi.co.id\/id\/author\/admin_spectra\/","title":"Passive Seismic","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"gHfJZNJBQb\"><a href=\"https:\/\/spectrabumi.co.id\/id\/passive-seismic\/\">Seismik Pasif<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/spectrabumi.co.id\/id\/passive-seismic\/embed\/#?secret=gHfJZNJBQb\" width=\"600\" height=\"338\" title=\"&#8220;Passive Seismic&#8221; &#8212; Spectra Bumi\" data-secret=\"gHfJZNJBQb\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/**\n * WordPress inline HTML embed\n *\n * @since 4.4.0\n * @output wp-includes\/js\/wp-embed.js\n *\n * Single line comments should not be used since they will break\n * the script when inlined in get_post_embed_html(), specifically\n * when the comments are not stripped out due to SCRIPT_DEBUG\n * being turned on.\n *\/\n(function ( window, document ) {\n\t'use strict';\n\n\t\/* Abort for ancient browsers. *\/\n\tif ( ! document.querySelector || ! window.addEventListener || typeof URL === 'undefined' ) {\n\t\treturn;\n\t}\n\n\t\/** @namespace wp *\/\n\twindow.wp = window.wp || {};\n\n\t\/* Abort if script was already executed. *\/\n\tif ( !! window.wp.receiveEmbedMessage ) {\n\t\treturn;\n\t}\n\n\t\/**\n\t * Receive embed message.\n\t *\n\t * @param {MessageEvent} e\n\t *\/\n\twindow.wp.receiveEmbedMessage = function( e ) {\n\t\tvar data = e.data;\n\n\t\t\/* Verify shape of message. *\/\n\t\tif (\n\t\t\t! 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We utilize the Geobit sensors to ensure precise and high-resolution data acquisition. Our methodologies include several specialized passive seismic techniques: Spesification Z-Dominant Analysis This technique focuses on analyzing the vertical component of passive seismic waves to detect subsurface structural anomalies, commonly applied in oil and gas exploration to identify hydrocarbon trap zones. VHSR (Vertical to Horizontal Spectral Ratio) A spectral analysis method used in passive seismic surveys that compares the amplitude of vertical and horizontal seismic waves to identify soil resonance and subsurface characteristics. SPAC (Spatial Autocorrelation Method) A passive seismic technique that leverages the spatial correlation of seismic noise to accurately determine subsurface shear wave velocity (Vs) profiles. TRM Passive Seismic (Time Reversal Method) A data processing technique that reverses the propagation of seismic waves in time to enhance the resolution of subsurface imaging, often applied in hydrocarbon exploration and geotechnical monitoring. HVSR (Horizontal to Vertical Spectral Ratio) A passive seismic analysis method that evaluates the spectral ratio between horizontal and vertical waves to determine the natural frequency of the ground, supporting geotechnical mapping and seismic hazard assessments. By integrating these advanced techniques, we deliver comprehensive and highly accurate insights to support exploration, development, and monitoring initiatives across various geological environments. Back Get a Free Consultation? Name Email Phone Number Company Message Send","thumbnail_url":"https:\/\/spectrabumi.co.id\/wp-content\/uploads\/2025\/05\/537c181bae50f2bffce986a06fdf8c7649b697d3.jpg"}