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Journal : Simposium II UNIID 2017

PEMANFAATAN ABU TERBANG (FLY-ASH) DAN SILICA FUME SEBAGAI BAHAN UTAMA GEOPOLIMER ALTERNATIF PENGGANTI SEMEN TRADISIONAL (OPC) Fadhil Muhammad Fajri; R. Jachrizal Sumabrata
Simposium II UNIID 2017 Vol 2 (2017)
Publisher : Simposium II UNIID 2017

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Abstract

Keadaan dunia hingga saat ini menunjukkan pertanda terhadap manusia bahwa bumi perlahan-lahan memburuk. Salah satu pertanda tersebut yaitu perubahan iklim global, yang kenyataannya masih tidak banyak masyarakat yang menganggap serius masalah ini. Salah satu penyebab utama perubahan iklim dan pemanasan global yaitu emisi gas rumah kaca yang tidak hentinya diproduksi. 76% emisi rumah kaca berasal dari emisi carbon dioxide (CO2) [2] . Dengan dasar kontrobusi emisi CO2 dari produksi semen sebesar 5-7%[4] yang berarti kontribusinya cukup besar, salah satu teknologi yang ikut berperan dalam menurunkan tingkat emisi CO2 adalah Geopolimer. Geopolimer merupakan teknologi alternatif yang telah menjadi perhatian khusus di kalangan peneliti dan industri karena sifat ramah lingkungannya yang menghasilkan tingkat emisi CO2 rendah dalam proses pembuatannya. Pemanfaaatan geopolimer sebagai prekursor altaernatif semen tradisional (OPC) ini bisa dianggap memenuhi kriteria untuk digunakan pada kegiatan konstruksi umum berdasarkan karakterisasi melalui Tes Kuat Tekan, Kuat Lentur, XRD, XRF, SEM, dan AAS.
COMPARATIVE STUDY OF WASTEWATER KNOWLEDGE TOWARDS SUSTAINABLE INFRASTRUCTURE: A CASE STUDY OF GERMANY AND INDONESIAN UNIVERSITY STUDENTS Ayomi Dita Rarasati; Raihan Alisha Nabila; Jachrizal Sumabrata; Sultan Rianto
Simposium II UNIID 2017 Vol 2 (2017)
Publisher : Simposium II UNIID 2017

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (307.274 KB)

Abstract

Knowledge is transferred in order to run specific goals. Sustainable wastewater infrastructure plays a significant role to the human needs especially the demand for clean and safe water. People’s knowledge will also influence the process of treating water to be discharged to water bodies that support the sustainable wastewater infrastructure in Germany and Indonesia. The focus respondents in this research are the university students in Germany and Indonesia who are considered to have a capability to gain and implement specific knowledge. Survey was conducted to indicate how well the university students know about the wastewater knowledge, the knowledge transfer occurrence, and the correlation of some variables such as study background, degree program, and nationality of the university students with wastewater knowledge and knowledge transfer occurrence to support the sustainable wastewater systems and infrastructures in Germany and Indonesia. The wastewater knowledge of university students in Germany and Indonesia is still low and the correlation of some variables such as study background, degree program, and nationality of the University students with wastewater knowledge and knowledge transfer occurrence are still considered low.