Search Results - "Manurung, R."
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Experimental and kinetic modelling studies on the acid-catalysed hydrolysis of the water hyacinth plant to levulinic acid
Published in Bioresource technology (01-11-2008)“…A comprehensive experimental and modelling study on the acid-catalysed hydrolysis of the water hyacinth plant ( Eichhornia crassipes) to optimise the yield of…”
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IMPROVING STUDENTS’ THINKING ABILITY IN PHYSICS USING INTERACTIVE MULTIMEDIA BASED PROBLEM SOLVING
Published in Cakrawala pendidikan : CP (01-06-2020)“…Interactive multimedia based learning containing problem solving may have been researched, however there are stigma that learning how to do problem solving…”
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Synthesis of nano-CaO catalyst with SiO2 matrix based on palm shell ash as catalyst support for one cycle developed in the palm biodiesel process
Published in Case studies in chemical and environmental engineering (01-06-2023)“…In this research, waste chicken eggshells and palm oil mill boiler ash were utilized as heterogeneous solid base catalysts in biodiesel synthesis. The…”
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Biomass to fuels: Upgrading of Flash Pyrolysis Oil by Reactive Distillation Using a High Boiling Alcohol and Acid Catalysts
Published in Process safety and environmental protection (01-09-2007)“…We here report our studies on the upgrading of flash pyrolysis oil using an improved alcohol treatment method. The method consists of treating pyrolysis oil…”
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Valorisation of Jatropha curcas L. plant parts: Nut shell conversion to fast pyrolysis oil
Published in Food and bioproducts processing (01-09-2009)“…The biorefinery concept is a very powerful concept to optimise the conversion of biomass resources to value-added products with a minimum loss of energy and…”
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Computational humor
Published in IEEE intelligent systems (01-03-2006)“…In an effort to focus on tractable problems, computational natural language understanding systems have typically addressed language phenomena that are amenable…”
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Improvement of Graph Interpretation Ability Using Hypertext-Assisted Kinematic Learning and Formal Thinking Ability
Published in Jurnal pendidikan fisika Indonesia (01-01-2018)“…The effectiveness of hypertext media in improving graph interpretation ability is investigated in this paper. In addition, joint ability of the formal thinking…”
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Karyotype of Phaius tankervilleae and Phaius amboinensis orchid
Published in E3S web of conferences (01-01-2023)“…Phaius tankervilleae and Phaius amboinensis orchids are decorative orchids that have high ornamental value and are classified as endangered plants. Genetic…”
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Journal Article Conference Proceeding -
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79. The Association between Psychological Stress and Primary Hypertension in Productive Communities Aged >40 years in Nainggolan District, Samosir Island: a Case-Control Study
Published in Journal of hypertension (01-05-2024)“…Background: Hypertensive disease is still a serious problem that must be handled in everyday life because it is a disease that is a ‘silent killer’ …”
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ANALISIS PERSEPSI MAHASISWA TERHADAP ADANYA AKUNTANSI FORENSIK
Published in Jurnal Reksa (Online) (01-08-2018)“…This study aims to analyze students' perceptions about forensic accounting. As a tool to accelerate the eradication of corruption and combating fraud, forensic…”
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EFFECTS OF SCIENTIFIC INQUIRY LEARNING MODEL AND LOGICAL THINKING ABILITY OF HIGH SCHOOL STUDENTS SCIENCE PROCESS SKILLS
Published in JPF (Jurnal pendidikan fisika) (FKIP UM Metro) (01-09-2017)“…This study aimed to analyze whether the results of science process skills of students. Who are taught by the teaching model scientific inquiry better than…”
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The Potential of Gelam Leaves (Melaleuca cajuputi Powell) as Cattle Feed
Published in Pakistan journal of nutrition : PJN (15-05-2014)Get full text
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Utilization of Solid Residue Melaleuca cajuputi Powell Leaves as Cattle Feed
Published in Pakistan journal of nutrition : PJN (15-09-2014)Get full text
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Maximizing biodiversity potential through traditional knowledge documentation: a case study
Published in Journal of intellectual property law & practice (01-05-2014)Get full text
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IMPLEMENTATION OF QUANTUM PHYSICS INTRODUCTION AID ON VIRTUAL LABORATORIES TO IMPROVE PROFICIENCY GENERIC
Published in Jurnal kependidikan : penelitian inovasi pembelajaran (Online) (01-11-2018)“…This study was aimed at determining the results of virtual laboratory implementation in the introduction of quantum physics in improving the generic…”
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The Standup Interactive Riddle-Builder
Published in IEEE intelligent systems (01-03-2006)“…The STANDUP (System to Augment Non-speakers' Dialogue Using Puns) program, a software application that provides a fun way for disabled children to practice…”
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Biomass to Fuels
Published in Process safety and environmental protection (2007)“…We here report our studies on the upgrading of flash pyrolysis oil using an improved alcohol treatment method. The method consists of treating pyrolysis oil…”
Get full text
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Valorisation of Jatropha curcas L. plant parts: Nut shell conversion ot fast pyrolysis oil
Published in Food and bioproducts processing (2009)Get full text
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LinkedLab: A Linked Data platform for Research Communities
Published in 2011 International Conference on Advanced Computer Science and Information Systems (01-12-2011)“…Although most research communities actively disseminate information about their projects, publications, and members, there is no well-established standard for…”
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Conference Proceeding