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Journal : BERKALA FISIKA

Pengaruh Ukuran Butir Terhadap Porositas dan Permeabilitas pada Batupasir Nurwidyanto, M. Irham; Yustiana, Meida; Widada, Sugeng
BERKALA FISIKA Vol 9, No 4 (2006): Berkala Fisika
Publisher : BERKALA FISIKA

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Abstract

It has been done a research to know the influence of grain size to permeabiality and porosity on sandstones from Ngrayong Formation, Ledok Formation, Kerek Formation and Selorejo Formation. The Permeability is measured by RUSKA Permeameter Gas, while the porosity is measured by  Porosimeter Gas A-9756 series. The grain size is then determined  using grain size analysis method. After the calculation, the grain size is attributed to permeability and porosity of sandstones with the analysis regresi method. Results obtained indicate that the influence of grain size significant at six sandstones. Based on the statistic calculation it has been obtained the relation  with Linear regression  equation Log k= -5.7 Log d + 15 with r2=0.7, for the grain size to permeability and = -1.9x102d +75 with  r2=0.7,  for the relation of grain size to porosity.   Key Word: sandstone, grain size, porosity, permeability
APLIKASI METODE GEOLISTRIK TAHANAN JENIS UNTUK MENENTUKAN ZONA INTRUSI AIR LAUT DI KECAMATAN GENUK SEMARANG Nisa, Khoirun; Yulianto, Tony; Widada, Sugeng
BERKALA FISIKA Vol 15, No 1 (2012): Berkala Fisika
Publisher : BERKALA FISIKA

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Abstract

An interpretation has been conducted to the salt water spreading in the district of Semarang city Genuk area by the geoelectrical method of resistivity using Schlumberger electrode configuration.Acquisition of field data were processed using Ip2win program whose results are used to describe the resistivity cross-section area of research. Resistivity cross-section was combined with thedistribution of groundwater sanility from electrical conductivity value approach to determine thezoning of sea water intrusion in the study area.Zone of sea water intrusion in the district of Semarang city Genuk are consist regionKarangroto and Sembungharjo starting from a depth of 80 meters, Bangetayu west starting from adepth of 100 meters, 140 meters depth Genuksari start, and Trimulyo ranging from a depth of 200meters with values of electrical conductivity 16.550 Ωm.Key Words : Geo-electrical, sea water intrusion
Co-Authors . Sahid ., Safinatunnaziyah Aang Hidayat Abd Basith Mukhlas Achmad Widodo Adha, Ikhwannur Adi Chandra Kusuma Aditya Firdaus Agung Windadi, Agung Agus Setyawan Ahdannabiel, Hamammi Aiman, Muhammad Naufal Alchacindy Guenergar Alfathony Krisnabudhi Alfi Satriadi Ali Ali Aliyatarrafiah Aliyatarrafiah Andnur, Mohammad Octa Anindya Wirasatriya Annisa, Shifa Dini Ansony, Muhammad A.N. Anwar, Muhammad Rehan Ardine, Joseph Emmanuel Arifa, Adzkia Noerma Arifiyana Arifiyana, Arifiyana Aris Ismanto Aryo Witono Azhar Afi Azis Rifai Bagaskara, Dicky Prasetya Baskoro Rochaddi Baskoro Rochaddi Chrisna Adhi Suryono Daffa Dinan Ihsani El-Fath Damanik, Doding Akka Dani Mardiati, S.T., M.Eng. David Milliano Josanova Denny Nugroho S Denny Nugroho Sugianto Devi Verawati Gusman Devi Yuni Sari Sihombing Dimas Wahyu Anggara Diny Agustina Rahayu Diyan Muhamad Ramdani Djunaedi Muljawan Dwi Haryo Ismunarti Dwi Haryo Ismunarti Dwi Oktiarini Dwianti, Rizki Fitria Dwigita Aryani Sedyoko Ediar Usman Edy Trihatmoko Elis Indrayanti Endang Sri Susilo Erfiko, Muhammad Fery Erna Dwi Pertiwi Esha Etlin Saratoga Faiz Hamzah Adriono Faizal Ahmad Fajar Hudoyo Farisan, Ardhan Franto Novico Gatot Yulianto Gentur Handoyo Ghifari Raihan Silam Siregar Hadi Endrawati Hari Prayogi, Hari Hariadi Hariadi Hariyadi Hariyadi Harmon Prayogi HARYANTO Hendry Siagian Heryoso Setiyono Hotlan Simbolon Ibrahim, Muh. Lintang Galih Ice Trisnawati Togatorop Ika Bagus Priambodo Ilham Aulia Nur Fuady, Ilham Aulia Indra Budi Prasetyawan Indrawan, Rizky Pri Irham Nurwidyanto Irwani Irwani Irwani Irwani Irwani Irwani Isnani, Desi Kumala Iut Triutami Jannisa Raska Jarot Marwoto Jarot Marwoto Johanna R N D Purba Juhadi Juhadi Junaidi Junaidi Karunia Lasmarito Pintubatu Khoirun Nisa Larosa Nurfikri Gamellia Latifah Mitrayani Hanum Lilik Maslukah M. Fachrurrozi M. Hanif Rasyda Maila Shofa Maramis, Michelle Maratus Khasanah Humairah Mars Widodo Meida Yustiana Mohamad Ihsan Wijaya Mohamad Iqbal Primananda Muchammad Iqbal Havis Muh Yusuf Muh. Yusuf Muhamad Adnan Kurnianto Muhamad Herdadi Ramadhan, Muhamad Herdadi Muhammad Chusnul Marom Muhammad Helmi Muhammad Helmi Muhammad Taqy Muhammad Zainuri Muhazzir Muhazzir Mumtaz, Fathiyah Muslim Muslim Muslim Muslim Muttahari S., S.T., M.Sc., Moch. Prahastomi Nanda Rahmadi Novi Susetyo Adi Nugroho Agus D Nurits Zahrul Aini Fitriyah, Nurits Zahrul Oksto Ridho Sianturi Paret Agung Sanjaka Perwira, Akmal Yazid Petrus Subardjo Po Abas Sunarya Prahastomi, Mochammad Pratibhase Arhat Pratiwi Ramadhan Pratomo, Fajar Kurnia Pratomo, Septyo Uji Priatin Hadi Wijaya Purba, Rezon Fryando Purwanto Purwanto Putra, Roy Andika Putu Suryaniti Dewi Radhwarana, Amani Rahutri Radich Arief Nugroho Rahmadeni, Hadin August Rahmalia, Fahri Restie AIK Ridho Hans Gurning Rifda Ayu Sartika Rikha Widiaratih Rina Oktaviani Dzikrurianti Riza Rahardiawan Rizky Amalia Rizky, Aga Rr. Tony Yulianto Rudhi Pribadi Ruli Supriati, Ruli Sabila, Anis Yasmin Sadewo, M. Firouz Dimas Safwan, Mohammad Arif Sahid Sahid Sebastian Margino Senopati Satya Suprapto, Senopati Satya Siddhi Saputro Sidhi Saputra Sigit Darmawan Siti Hamidah Siti Maesaroh Siti Munawaroh siti Nurindah Sari Siti Zulaikhah Sondy Sunaryo Sri Yulina Wulandari Srijati, Satrio Stephanie Stephanie Subagiyo Subagiyo Sugeng Santoso Surya Nugraha Syaiful Suryono Suryono Syafrei Adi Iskandar Syakinah Maghfirah Ayu Syamsul Ilmi TATI NURHAYATI Tezar Rafandi Theresa Pinkan Gustya Primasti Tjaturahono Budi Sanjoto Tony, Brian Tri Abdul Hidayat Tribhaskoro, Whisnu Triyanto Triyanto Triyono . Udi Harmoko Ulung Jantama Wisha Valensia Enzeline Enzeline, Valensia Enzeline Vemilarisa Kusumadewi Warsito Atmodjo Widiaratih, Rikha Wiguna, Husein Sadewa Wilis Ari Setyati Wita Melisa Yoel Prayogo Yoga Yuniadi Yulian Fahmi Sageta Yulianto Dwi Laksono, Yulianto Dwi Yusuf D. H. Yusuf Dewantoro Herlambang