HIROKI NAGASAWA

Last Updated :2021/04/06

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Assistant Professor
E-mail
nagasawahiroshima-u.ac.jp
Other Contact Details
1-4-1,Kagamiyama,Higashi-Hiroshima, Japan
TEL : (+81)82-424-7719 FAX : (+81)

Basic Information

Major Professional Backgrounds

  • 2012/04/01, 2017/03/31, Hiroshima University, Institute of Engineering, Assistant Professor (Special Appointment)
  • 2017/04/01, 2020/03/31, Hiroshima University, Graduate School of Engineering, Assistant Professor

Educational Backgrounds

  • The University of Tokyo, Graduate School of Frontier Sciences, Departoment of Environment Systems, Japan, 2012/03/31

Academic Degrees

  • Doctor of Philosophy, The University of Tokyo
  • Master of Engineering, The University of Tokyo

In Charge of Primary Major Programs

  • Chemical Engineering

Research Fields

  • Engineering;Process / Chemical engineering;Properties in chemical engineering process / Transfer operation / Unit operation

Affiliated Academic Societies

  • The Society of Chemical Engineers, Japan
  • The Membrane Society of Japan
  • American Institute of Chemical Engineering
  • The Japan Society of Applied Physics

Educational Activity

Course in Charge

  1. 2021, Undergraduate Education, Second Semester, Experimental Chemical Engineering
  2. 2021, Undergraduate Education, Second Semester, Chemical Engineering Exercise I
  3. 2021, Graduate Education (Master's Program) , 3Term, Special Exercises on Chemical Engineering B
  4. 2021, Graduate Education (Master's Program) , 4Term, Special Exercises on Chemical Engineering B
  5. 2021, Graduate Education (Master's Program) , Academic Year, Special Study on Chemical Engineering

Research Activities

Academic Papers

  1. Characterization and gas permeation properties of amorphous silica membranes prepared via plasma enhanced chemical vapor deposition, JOURNAL OF MEMBRANE SCIENCE, 441, 45-53, 20130815
  2. Pore size control of Al-doping into bis (triethoxysilyl) methane (BTESM)-derived membranes for improved gas permeation properties, RSC ADVANCES, 3(30), 12080-12083, 2013
  3. Graphene nanosheets supporting Ru nanoparticles with controlled nanoarchitectures form a high-performance catalyst for COx-free hydrogen production from ammonia, JOURNAL OF MATERIALS CHEMISTRY A, 2(24), 9185-9192, 2014
  4. Molecular dynamics simulation study on characterization of bis(triethoxysilyl)-ethane and bis(triethoxysilyl)ethylene derived silica-based membranes, DESALINATION AND WATER TREATMENT, 51(25-27), 5248-5253, 20130701
  5. Multilayered polyamide membranes by spray-assisted 2-step interfacial polymerization for increased performance of trimesoyl chloride (TMC)/m-phenylenediamine (MPD)-derived polyamide membranes, JOURNAL OF MEMBRANE SCIENCE, 446, 504-512, 20131101
  6. Sol-gel spin coating process to fabricate a new type of uniform and thin organosilica coating on polysulfone film, MATERIALS LETTERS, 109, 130-133, 20131015
  7. Micropore Filling Phase Permeation of a Condensable Vapor in Silica Membranes: A Molecular Dynamics Study, JOURNAL OF CHEMICAL ENGINEERING OF JAPAN, 46(10), 659-671, 2013
  8. Preparation of BTESE-derived organosilica membranes for catalytic membrane reactors of methylcyclohexane dehydrogenation, JOURNAL OF MEMBRANE SCIENCE, 455, 375-383, 20140401
  9. High-temperature stability of PECVD-derived organosilica membranes deposited on TiO2 and SiO2-ZrO2 intermediate layers using HMDSO/Ar plasma, SEPARATION AND PURIFICATION TECHNOLOGY, 121, 13-19, 20140114
  10. A closer look at the development and performance of organic-inorganic membranes using 2,4,6-tris-[3(triethoxysilyl)-1-propoxyl]-1,3,5-triazine (TTESPT), RSC ADVANCES, 4(24), 12404-12407, 2014
  11. Development and gas permeation properties of microporous amorphous TiO2-ZrO2-organic composite membranes using chelating ligands, JOURNAL OF MEMBRANE SCIENCE, 461, 96-105, 20140701
  12. CO2 Permeation through Hybrid Organosilica Membranes in the Presence of Water Vapor, INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH, 53(14), 6113-6120, 20140409
  13. A CO2 fixation process with waste cement powder via regeneration of alkali and acid by electrodialysis, RSC ADVANCES, 4(38), 19778-19788, 2014
  14. Fabrication of a layered hybrid membrane using an organosilica separation layer on a porous polysulfone support, and the application to vapor permeation, JOURNAL OF MEMBRANE SCIENCE, 464, 140-148, 20140815
  15. Insight into the pore tuning of triazine-based nitrogen-rich organoalkoxysilane membranes for use in water desalination, RSC ADVANCES, 4(45), 23759-23769, 2014
  16. Gas permeation properties through Al-doped organosilica membranes with controlled network size, JOURNAL OF MEMBRANE SCIENCE, 466, 246-252, 20140915
  17. Experimental and Theoretical Study on Small Gas Permeation Properties through Amorphous Silica Membranes Fabricated at Different Temperatures, JOURNAL OF PHYSICAL CHEMISTRY C, 118(35), 20323-20331, 20140904
  18. Synthesis and characterization of a layered-hybrid membrane consisting of an organosilica separation layer on a polymeric nanofiltration membrane, JOURNAL OF MEMBRANE SCIENCE, 472, 19-28, 20141215
  19. Modified Gas-Translation Model for Prediction of Gas Permeation Through Microporous Organosilica Membranes, AICHE JOURNAL, 60(12), 4199-4210, 201412
  20. Preparation and gas permeation properties of thermally stable organosilica membranes derived by hydrosilylation, JOURNAL OF MATERIALS CHEMISTRY A, 2(3), 672-680, 2014
  21. Tuning the pore sizes of novel silica membranes for improved gas permeation properties via an in situ reaction between NH3 and Si-H groups, CHEMICAL COMMUNICATIONS, 51(13), 2551-2554, 2015
  22. Methylcyclohexane dehydrogenation for hydrogen production via a bimodal catalytic membrane reactor, AICHE JOURNAL, 61(5), 1628-1638, 201512
  23. Microporous organosilica membranes for gas separation prepared via PECVD using different O/Si ratio precursors, JOURNAL OF MEMBRANE SCIENCE, 489, 11-19, 20150901
  24. Photo-induced sol-gel processing for low-temperature fabrication of high-performance silsesquioxane membranes for use in molecular separation, CHEMICAL COMMUNICATIONS, 51(49), 9932-9935, 2015

Awards

  1. 2019/09/26, The 18th Asian Pacific Confederation of Chemical Engineering Congress Excellent Poster Award APCChE 2019, Poster Program Chair, Program Chair, APCChE President, SCEJ President, Preparation of silicon carbide-based membranes for gas separation

External Funds

Acceptance Results of Competitive Funds

  1. KAKENHI, 2013, 2014
  2. KAKENHI, 2015, 2017
  3. KAKENHI(Grant-in-Aid for Scientific Research (C)), 2018, 2020