Rosiah Rohani, Dr. – Research Output — The National University of Malaysia

2019

Effects of ethoxylated polyamine addition on water-based drilling fluid

Saparti, M. D. K. M., Rohani, R., Chung, Y. T., Yusoff, I. I. & Sulaiman, W. R. W., 1 Jan 2019, In : Journal of Engineering Science and Technology. 14, 1, p. 149-166 18 p.

Research output: Contribution to journal › Article

Drilling fluids

Shale

Water

Ions

Swelling

1 Citation (Scopus)

Enhancing Morphology and Separation Performance of Polyamide 6,6 Membranes By Minimal Incorporation of Silver Decorated Graphene Oxide Nanoparticles

Mahmoudi, E., Ng, L. Y., Ang, W. L., Chung, Y. T., Rohani, R. & Mohammad, A. W., 1 Dec 2019, In : Scientific Reports. 9, 1, 1216.

Research output: Contribution to journal › Article

Open Access

Graphite

Silver

Nanoparticles

Oxides

Membranes

Investigation on electrical tuneable separation properties for phase inversion polyaniline membranes doped in various acids

Rohani, R. & Yusoff, I. I., 1 Jun 2019, In : Journal of Polymer Research. 26, 6, 125.

Research output: Contribution to journal › Article

Nanofiltration

Polyaniline

Ketones

Permeation

Contact angle

3 Citations (Scopus)

Miscible-blend polysulfone/polyimide membrane for hydrogen purification from palm oil mill effluent fermentation

Abd. Hamid, M. A., Chung, Y. T., Rohani, R. & Mohd. Junaidi, M. U., 31 Jan 2019, In : Separation and Purification Technology. 209, p. 598-607 10 p.

Research output: Contribution to journal › Article

Palm oil

Polysulfones

Polyimides

Fermentation

Purification

Polymeric mixed matrix membranes incorporated with graphene oxide for H ₂ /CO ₂ separation

Rohani, R., Kalkhoran, H. M. & Chung, Y. T., 1 May 2019, In : Jurnal Teknologi. 81, 3, p. 11-20 10 p.

Research output: Contribution to journal › Article

Graphene

Membranes

Oxides

Polyimides

Polysulfones

2018

Development of new bio-based polyol ester from palm oil for potential polymeric drug carrier

Tajau, R., Rohani, R., Wan Nor Roslam, W. I., Salleh, M. Z. & Ghazali, Z., 1 Jan 2018, (Accepted/In press) In : Advances in Polymer Technology.

Research output: Contribution to journal › Article

Drug Carriers

Palm oil

Polyols

Esters

Polymers

Durable pressure filtration membranes based on polyaniline-polyimide P84 blends

Yusoff, I. I., Rohani, R., Khairul Zaman, N., Junaidi, M. U. M., Mohammad, A. W. & Zainal, Z., 1 Jan 2018, (Accepted/In press) In : Polymer Engineering and Science.

Research output: Contribution to journal › Article

Polyaniline

Polyimides

Membranes

Polymers

Strength of materials

2 Citations (Scopus)

Influence of pluronic addition on polyethersulfone membrane for xylitol recovery from biomass fermentation solution

Faneer, K. A., Rohani, R. & Mohammad, A. W., 10 Jan 2018, In : Journal of Cleaner Production. 171, p. 995-1005 11 p.

Research output: Contribution to journal › Article

Fermentation

fermentation

Biomass

membrane

Membranes

3 Citations (Scopus)

Polyimide-graphene oxide nanofiltration membrane: Characterizations and application in enhanced high concentration salt removal

Zaman, N. K., Rohani, R., Mohammad, A. W. & Isloor, A. M., 23 Feb 2018, In : Chemical Engineering Science. 177, p. 218-233 16 p.

Research output: Contribution to journal › Article

Salt removal

Nanofiltration membranes

Graphite

Polyimides

Oxides

2017

4 Citations (Scopus)

An overview of gas-upgrading technologies for biohydrogen produced from treatment of palm oil mill effluent

Mohamad, I. N., Rohani, R., Nor, M. T. M., Claassen, P., Abd Rahaman, M. S., Mastar @ Masdar, M. S. & Rosli, M. I., 1 Mar 2017, In : Journal of Engineering Science and Technology. 12, 3, p. 725-755 31 p.

Research output: Contribution to journal › Article

Palm oil

Effluents

Biogas

Gases

Fermentation

Continuous assessment on programme outcomes of chemical and biochemical engineering based on student’s feedback

Ali Othman, N. T., Nordin, D., Sheikh Abdullah, S. R. & Rohani, R., 1 Jan 2017, In : Journal of Engineering Science and Technology. 12, Special Issue 12, p. 50-57 8 p.

Research output: Contribution to journal › Article

Biochemical engineering

Chemical engineering

Students

Feedback

Teaching

Evaluation of program outcomes through final year project

Rosli, M. I., Anuar, N., Rohani, R. & Sheikh Abdullah, S. R., 1 Jan 2017, In : Journal of Engineering Science and Technology. 12, Special Issue 12, p. 12-21 10 p.

Research output: Contribution to journal › Article

Students

Chemical engineering

Biochemical engineering

Process engineering

Teaching

1 Citation (Scopus)

Evaluation of the operating parameters for the separation of xylitol from a mixed sugar solution by using a polyethersulfone nanofiltration membrane

Faneer, K. A., Rohani, R., Mohammad, A. W. & Ba-Abbad, M. M., 5 Sep 2017, (Accepted/In press) In : Korean Journal of Chemical Engineering. p. 1-14 14 p.

Research output: Contribution to journal › Article

Xylitol

Nanofiltration membranes

Sugars

Membranes

Recovery

2 Citations (Scopus)

Investigation of succinic acid recovery from aqueous solution and fermentation broth using polyimide nanofiltration membrane

Zaman, N. K., Rohani, R., Mohammad, A. W., Isloor, A. M. & Md Jahim, J., 2017, (Accepted/In press) In : Journal of Environmental Chemical Engineering.

Research output: Contribution to journal › Article

Nanofiltration membranes

Succinic Acid

Polyimides

Fermentation

fermentation

2 Citations (Scopus)

Membran Penurasan-Nano Campuran Polietersulfon/Pluronik F127 untuk Penulinan Xilitol

Faneer, K. A., Rohani, R. & Mohammad, A. W., 1 Feb 2017, In : Malaysian Journal of Analytical Sciences. 21, 1, p. 221-230 10 p.

Research output: Contribution to journal › Article

UCON 50-HB-5100

Xylitol

Nanofiltration membranes

Poloxamer

Purification

2 Citations (Scopus)

New polymeric membrane nanofiltration for succinate recovery: a comparative study

Zaman, N. K., Rohani, R., Mohammad, A. W. & Md Jahim, J., 1 Oct 2017, In : Journal of Polymer Research. 24, 11, 197.

Research output: Contribution to journal › Article

Polymeric membranes

Nanofiltration

Succinic Acid

Polyimides

Membranes

1 Citation (Scopus)

Pelopor berasaskan minyak sawit untuk pembangunan sistem penyampai polimer

Tajau, R., Rohani, R., Wan Nor Roslam, W. I. & Salleh, M. Z., 1 Apr 2017, In : Malaysian Journal of Analytical Sciences. 21, 2, p. 496-511 16 p.

Research output: Contribution to journal › Article

Molecular weight

Polymers

Pharmaceutical Preparations

Biodegradability

Oleic Acid

2 Citations (Scopus)

Penentuan berat sekatan molekul bagi membran penurasan tekananmelalui kaedah pengesanan kolorimetri

Yusoff, I. I., Rohani, R. & Mohammad, A. W., 1 Apr 2017, In : Malaysian Journal of Analytical Sciences. 21, 2, p. 484-495 12 p.

Research output: Contribution to journal › Article

Molecular weight

Membranes

High performance liquid chromatography

Polyethylene glycols

Ultraviolet spectrophotometers

Program outcomes for enabling and culminating course: Process system engineering and design project

Rohani, R., Abd Rahman, N., Mastar @ Masdar, M. S., Yuhana, N. Y., Sheikh Abdullah, S. R. & Yusoff, I. I., 1 Jan 2017, In : Journal of Engineering Science and Technology. 12, Special Issue 12, p. 31-41 11 p.

Research output: Contribution to journal › Article

Process engineering

Chemical engineering

Systems engineering

Biochemical engineering

Systems analysis

6 Citations (Scopus)

Recovery of organic acids from fermentation broth using nanofiltration technologies: A review

Zaman, N. K., Law, J. Y., Chai, P. V., Rohani, R. & Mohammad, A. W., 2017, In : Journal of Physical Science. 28, p. 85-109 25 p.

Research output: Contribution to journal › Article

broths

Nanofiltration

fermentation

Organic acids

Fermentation

1 Citation (Scopus)

Synthesis and characterisation of polyethersulfone membranes incorporated with titanium dioxide nanoparticles for xylitol separation from mixed sugars solution

Faneer, K. A., Rohani, R. & Mohammad, A. W., 2017, In : Journal of Physical Science. 28, p. 73-84 12 p.

Research output: Contribution to journal › Article

Xylitol

sugars

titanium oxides

Sugars

Titanium dioxide

2016

1 Citation (Scopus)

Achievement of programme outcomes for chemical engineering and biochemical engineering graduating students of session 2013/2014: Result of an exit survey

Nordin, D., Anuar, N., Rohani, R. & Ali Othman, N. T., 1 Apr 2016, In : Pertanika Journal of Social Science and Humanities. 24, April, p. 135-142 8 p.

Research output: Contribution to journal › Article

engineering

student

performance

process of teaching

questionnaire

2 Citations (Scopus)

Development of a nanofiltration membrane for humic acid removal through the formation of polyelectrolyte multilayers that contain nanoparticles

Ng, L. Y., Mohammad, A. W., Rohani, R. & Hairom, N. H. H., 8 Apr 2016, In : Desalination and Water Treatment. 57, 17, p. 7627-7636 10 p.

Research output: Contribution to journal › Article

Nanofiltration membranes

Polyelectrolytes

humic acid

Multilayers

Nanoparticles

1 Citation (Scopus)

Investigation of the formation characteristics of polyaniline and its application in forming free-standing pressure filtration membranes

Yusoff, I. I., Rohani, R. & Mohammad, A. W., 1 Sep 2016, In : Journal of Polymer Research. 23, 9, 177.

Research output: Contribution to journal › Article

Lithium Chloride

Polyaniline

Lithium

Membranes

Ammonium persulfate

1 Citation (Scopus)

Linking course outcomes and grade achievement for students undertaking a laboratory course

Rohani, R., Zaman, N. K. & Sheikh Abdullah, S. R., 1 Apr 2016, In : Pertanika Journal of Social Science and Humanities. 24, April, p. 123-134 12 p.

Research output: Contribution to journal › Article

engineering

student

group work

Malaysia

communication

1 Citation (Scopus)

Membran poliimida untuk pengumpulan garam organik daripada model sup penapaian biojisim

Zaman, N. K., Rohani, R. & Mohammad, A. W., 2016, In : Malaysian Journal of Analytical Sciences. 20, 6, p. 1481-1490 10 p.

Research output: Contribution to journal › Article

Succinic Acid

Polyimides

Fermentation

formic acid

Biomass

Polianilin multi-lapis bersalut pada polivinilidin fluorida dan elastomer silikon untuk membran penurasan bertekanan

Ibrahim, F., Rohani, R. & Mohammad, A. W., 2016, In : Malaysian Journal of Analytical Sciences. 20, 6, p. 1498-1509 12 p.

Research output: Contribution to journal › Article

Elastomers

Silicon

Membranes

Silicone Elastomers

Multilayers

1 Citation (Scopus)

Polyethersulfone nanofiltration membrane incorporated with silicon dioxide prepared by phase inversion method for xylitol purification

Faneer, K. A., Rohani, R. & Mohammad, A. W., 2016, In : Polymers and Polymer Composites. 24, 9, p. 803-808 6 p.

Research output: Contribution to journal › Article

Xylitol

Nanofiltration membranes

Silicon Dioxide

Purification

Silica

1 Citation (Scopus)

Pressure driven conducting polymer membranes derived from layer by layer formation and characterization: A review

Yusoff, I. I., Rohani, R. & Mohammad, A. W., 1 Aug 2016, In : Journal of Engineering Science and Technology. 11, 8, p. 1183-1206 24 p.

Research output: Contribution to journal › Article

Conducting polymers

Membranes

Chemical properties

Physical properties

Adsorption

Purification of high value succinic acid from biomass fermentation broth via nanofiltration

Zaman, N. K., Rohani, R., Shukor, M. H. A. & Mohammad, A. W., 2016, In : Indian Journal of Science and Technology. 9, 21, 95244.

Research output: Contribution to journal › Article

fermentation

purification

membrane

acid

biomass

24 Citations (Scopus)

Solar photocatalytic degradation of hazardous Congo red using low-temperature synthesis of zinc oxide nanoparticles

Ong, C. B., Mohammad, A. W., Rohani, R., Ba-Abbad, M. M. & Hairom, N. H. H., 25 Jan 2016, (Accepted/In press) In : Process Safety and Environmental Protection.

Research output: Contribution to journal › Article

Zinc Oxide

Congo Red

Zinc oxide

zinc

oxide

2015

2 Citations (Scopus)

Optimization of polymeric membrane characteristics through thermal treatment and deposition of polyelectrolyte layers using response surface modeling

Ng, L. Y., Mohammad, A. W., Ng, C. Y. & Rohani, R., 1 Mar 2015, In : Advances in Polymer Technology. 34, 1, 21472.

Research output: Contribution to journal › Article

Polymeric membranes

Polyelectrolytes

Heat treatment

Electrolytes

Membranes

12 Citations (Scopus)

Permeation properties of polymeric membranes for biohydrogen purification

Mohamad, I. N., Rohani, R., Mastarmasdar, M. S., Mohd Nor, M. T. & Md. Jahim, J., 12 Jun 2015, (Accepted/In press) In : International Journal of Hydrogen Energy.

Research output: Contribution to journal › Article

Polymeric membranes

purification

Permeation

Purification

membranes

Surface modification of polyaniline onto PVDF membrane via radiation induced grafting

Zaman, N. K., Rohani, R. & Mohammad, A. W., 1 Nov 2015, In : Jurnal Teknologi. 77, 1, p. 197-201 5 p.

Research output: Contribution to journal › Article

Polyaniline

Surface treatment

Membranes

Radiation

Aniline

2014

29 Citations (Scopus)

Development of nanofiltration membrane with high salt selectivity and performance stability using polyelectrolyte multilayers

Ng, L. Y., Mohammad, A. W., Ng, C. Y., Leo, C. P. & Rohani, R., 15 Oct 2014, In : Desalination. 351, p. 19-26 8 p.

Research output: Contribution to journal › Article

Nanofiltration membranes

Polyelectrolytes

Chlorides

Multilayers

Salts

2012

12 Citations (Scopus)

Synthesis of copolymer grafts containing sulfoalkyl and hydrophilic groups in polymer electrolyte membranes

Enomoto, K., Takahashi, S., Rohani, R. & Maekawa, Y., 1 Oct 2012, In : Journal of Membrane Science. 415-416, p. 36-41 6 p.

Research output: Contribution to journal › Article

Graft copolymers

Electrolytes

copolymers

Polymers

electrolytes

2011

45 Citations (Scopus)

A refined one-filtration method for aqueous based nanofiltration and ultrafiltration membrane molecular weight cut-off determination using polyethylene glycols

Rohani, R., Hyland, M. & Patterson, D., 15 Oct 2011, In : Journal of Membrane Science. 382, 1-2, p. 278-290 13 p.

Research output: Contribution to journal › Article

Nanofiltration

Ultrafiltration

Polyethylene glycols

glycols

polyethylenes

2009

11 Citations (Scopus)

Enhancement of etch rate for preparation of nano-sized ion-track membranes of poly(vinylidene fluoride): Effect of pretreatment and high-LET beam irradiation

Rohani, R., Yamaki, T., Koshikawa, H., Takahashi, S., Hasegawa, S., Asano, M., Maekawa, Y., Voss, K. O., Trautmann, C. & Neumann, R., Feb 2009, In : Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms. 267, 3, p. 554-557 4 p.

Research output: Contribution to journal › Article

vinylidene

pretreatment

fluorides

Irradiation

membranes

2008

4 Citations (Scopus)

Effect of liquid additives on graft copolymerization of styrene onto perirradiated poly(Ethylene-Co-tetrafluoroethylene) films

Nasef, M. M., Rohani, R., Saidi, H. & Dahlan, K. Z. M., 2008, In : International Journal of Applied Chemistry. 4, 3, p. 187-203 17 p.

Research output: Contribution to journal › Article

Styrene

Grafts

Copolymerization

Liquids

Dilution

3 Citations (Scopus)

Etching behavior of poly(vinylidene fluoride) thin films irradiated with ion beams - Effect of irradiated ions and pretreatment

Yamaki, T., Rohani, R., Koshikawa, H., Takahashi, S., Hasegawa, S., Asano, M., Voss, K. O., Neumann, R. & Maekawa, Y., Mar 2008, In : Kobunshi Ronbunshu. 65, 3, p. 273-276 4 p.

Research output: Contribution to journal › Article

etching

fluoride

Ion beams

Etching

Ions

2007

27 Citations (Scopus)

Effect of reaction conditions on electron induced graft copolymerization of styrene onto poly(ethylene-co-tetrafluoroethylene) films: Kinetics study

Rohani, R., Nasef, M. M., Saidi, H. & Dahlan, K. Z. M., 1 Aug 2007, In : Chemical Engineering Journal. 132, 1-3, p. 27-35 9 p.

Research output: Contribution to journal › Article

Styrene

Grafts

Copolymerization

ethylene

Ethylene

2006

98 Citations (Scopus)

PSSA pore-filled PVDF membranes by simultaneous electron beam irradiation: Preparation and transport characteristics of protons and methanol

Nasef, M. M., Zubir, N. A., Ismail, A. F., Khayet, M., Dahlan, K. Z. M., Saidi, H., Rohani, R., Ngah, T. I. S. & Sulaiman, N. A., 5 Jan 2006, In : Journal of Membrane Science. 268, 1, p. 96-108 13 p.

Research output: Contribution to journal › Article

sulfonic acid

vinylidene

Methanol

fluorides

Protons