Items where Subject is "Structural engineering"

Article

Forced response of a high-static-low-dynamic (HSLD) stiffness isolator with active stiffness control / Muhajir Ab Rahim, Mohd Azmi Yunus and Muhamad Norhisham Abdul Rani. (2024) Journal of Mechanical Engineering (JMechE), 21 (3): 7. pp. 109-122. ISSN 1823-5514 ; 2550-164X

Pullout behavior of vertical ground anchor in dry homogeneous sand at different relative densities / Mohd Rafe Abdul Majid and Ideris Zakaria. (2012) Esteem Academic Journal, 8 (1). pp. 28-38. ISSN 1675-7939

Comparative computational modal analysis of uniform and tapered plates / N. A. Z. Abdullah and M. S. M. Sani. (2024) Journal of Applied Engineering Design & Simulation (JAEDS), 4 (2): 6. pp. 61-67. ISSN 2805-5756

Investigating The Shear Behaviour of Hard Points on Honeycomb Sandwich Panels / Nazarrudin Abdullah Ramdzam and Jamaluddin Mahmud. (2017) Journal of Mechanical Engineering (JMechE), SI 4 (4). pp. 197-210. ISSN 18235514

Pull-out performance of T-stub end plate connected to concrete filled thin-walled steel tube (CFTST) using lindapter hollo-bolts / Nazrul Azmi Ahmad Zamri … [et al.]. (2018) Scientific Research Journal, 15 (1). pp. 59-74. ISSN 1675-7009

Architectural overreach; investigating the absence of structural engineers in building design: a case study in Herat, Afghanistan / Arif Alkozay, Amanollah Faqiri and Rahimullah Stankzai. (2024) Journal of Smart Science and Technology, 4 (2): 2. pp. 16-26. ISSN 2785-924X

A study on compressive strength of concrete cointaining MK7003 with various water binder ratio / Clotilda Petrus … [et al.]. (2005) ESTEEM Academic Journal, 2. pp. 1-8. ISSN 1675-7939

A review of the milling process to fabricate a dimple structure / Sharudin Hassan...[et al.]. (2017) Journal of Mechanical Engineering (JMechE), SI 1 (1). pp. 175-192. ISSN 1823-5514 ; 2550-164X

2D finite element analysis for deformation and stability of bamboo reinforced embankment / AAminaton Marto, Badrul Nizam Ismail, Ismail Bakar and Bakhtiar Affendi Othman. (2012) Esteem Academic Journal, 8 (1). pp. 1-8. ISSN 1675-7939

Metals composition in low cost apartment in Kuala Lumpur / Zitty Sarah Ismail … [et al.]. (2019) Science Letters (ScL), 13 (2): 7. pp. 18-24. ISSN eISSN: 2682-8626

The simple discharge relations of surface tension and viscosity on the rectangular flat-crested slit weir / R. Jaafar. (2016) e-Academia Journal, 5 (2). pp. 32-38. ISSN 2289 - 6589

Head-discharge relationships for rectangular flat-crested slit weir / Rosley Jaafar. (2015) Jurnal Intelek, 10 (1). pp. 49-54. ISSN 2682-9223

Identification of nonlinearity in bolted beam using response-controlled testing and force-controlled testing / Khairul Aiman Khairul Anuar ... [et al.]. (2024) Journal of Mechanical Engineering (JMechE), 13 (1): 10. pp. 177-197. ISSN 1823-5514 ; 2550-164X

Analysis of crack propagation in an adhesive joint / M.D. Mohan Gift, J. Selvakumar, S. John Alexis. (2016) Journal of Mechanical Engineering (JMechE), 13 (1). pp. 2-12. ISSN 1823-5514 ; 2550-164X

Impact of coarse aggregate on compressive strength of concrete / Jeriscot H. Quayson and Zakari Mustapha. (2019) Built Environment Journal (BEJ), 16 (1). pp. 49-58. ISSN 1675-5022

Investigation on tensile properties of polylactide-nanoclay (PLA/ MMT) surface modification nanocomposites / Sharvien Rajamanikam ... [et al.]. (2024) Journal of Mechanical Engineering (JMechE), 21 (3): 4. pp. 63-75. ISSN 1823-5514 ; 2550-164X

Correlation analysis of solar wind events at difference hemispheric symmetry based on geomagnetic parameters / Dalila Shafie. (2010) pp. 1-7.

Shear Strength of the Mixed Adhesive Joint Silyl Modified Polymer-Epoxy in Single Lap Joint Aluminum Triyono / Sri Hastuti and Neng Sri Suharty. (2017) Journal of Mechanical Engineering (JMechE), SI 4 (1). pp. 235-248. ISSN 18235514

Monograph

Superstructure construction of Adabi’s factory building at Padang Tembak Pengkalan Chepa, Kota Bharu, Kelantan / Nur Aliaa Abd Rahman. (2014) Industrial Training. Universiti Teknologi Mara, Perak, Seri Iskandar, Perak. (Unpublished)

The erection of substation at UMK / Mohd Shafiq Dannial Abdullah. (2016) Industrial Training. Universiti Teknologi Mara, Perak, Seri Iskandar, Perak.

Concreting works for structure (slab, column, beam) for proposed 14 units double storey semi-detached houses and 236 units double storey terrace houses on parent Lot 4044, Block 18, Salak Land District, at Jalan Bako (Sourabaya), Kuching Sarawak / Lukhman Arip. (2014) Industrial Training. Universiti Teknologi Mara, Perak, Seri Iskandar, Perak. (Unpublished)

The construction method for super structure / Nur Amanina Azemi. (2014) Industrial Training. Universiti Teknologi Mara, Perak, Seri Iskandar, Perak. (Unpublished)

Column and beam construction projects at Alor Lintang, Mukim Kampung Raja, Daerah Besut, Terengganu Darul Iman / Arif Ismail. (2015) Industrial Training. Universiti Teknologi Mara, Perak, Seri Iskandar, Perak. (Unpublished)

Method statement of groundbeam (temporary formwork) at Maktab Rendah Sains Mara (MRSM) Besut, Terengganu / Mohd Safiq Aizat Mat Ropi. (2014) Industrial Training. Universiti Teknologi Mara, Perak, Seri Iskandar, Perak.

Method statement for substructure / Muhammad Aniq Hilmie Mohd Nafi. (2018) Industrial Training. Universiti Teknologi Mara, Perak, Seri Iskandar, Perak. (Unpublished)

Installation of structural works at Surau Keda Kg. Che Bima Sg. Jagung, Kedah, Malaysia / Mohd Fakhrul Rizal Mohd Suhaimi. (2016) Industrial Training. Universiti Teknologi Mara, Perak, Seri Iskandar, Perak.

Structure strengthening test / Aina Marina Muszaide. (2018) Industrial Training. Universiti Teknologi Mara, Perak, Seri Iskandar, Perak. (Unpublished)

The construction of post-tensioning slab for high rise buildings / Liyana Rosli. (2016) Industrial Training. Universiti Teknologi Mara, Perak, Seri Iskandar, Perak.

Building condition assessment : PWD Quarters Jalan Bruseh / Muhammad Irfan Hakimi Wira. (2016) Industrial Training. Universiti Teknologi Mara, Perak, Seri Iskandar, Perak. (Unpublished)

Conference or Workshop Item

Roam scale: K3 tools for engineers / Rohana Hassan and Amira Ruzailin Dzulkifli. (2022) In: UNSPECIFIED.

Thesis

Automobile brake pad friction and wear test rig: design / Adam Hod Ab Rahim. (2005) Degree thesis, thesis, Universiti Teknologi MARA (UiTM).

Seismic performance of full-scale precast non seismic beam-column joints with corbels under in-plane lateral cyclic loading / Kay Dora Abd Ghani. (2015) PhD thesis, thesis, Universiti Teknologi MARA (UiTM).

Software development: interactive space frame analysis / Normazlina Abdul @ Abdul Kadir. (1990) Advanced Diploma thesis, thesis, Universiti Teknologi MARA (UiTM).

The effect of surface preparation on bonding performances of beam strengthened with GFRP plate / Nurul Farraheeda Abdul Rahman. (2013) Masters thesis, thesis, Universiti Teknologi MARA.

The study on the behaviour of plate girder with profiled web / Md. Hadli Abu Hassan. (2006) Masters thesis, thesis, Universiti Teknologi MARA.

Numerical analysis of protected and unprotected cellular steel beams (CSB) at elevated temperature / Fariz Aswan Ahmad Zakwan. (2019) PhD thesis, thesis, Universiti Teknologi MARA (UiTM).

Seismic performance between unrepaired and repaired of tunnel form building under lateral cyclic loading / Shamilah Anudai@Anuar. (2016) PhD thesis, thesis, Universiti Teknologi MARA (UiTM).

Study on delay of JKR project (school) in the state of Kelantan / Nooreen Hasikin Baharudin. (2003) Degree thesis, thesis, Universiti Teknologi MARA.

Structural behaviour of prestressed piles under various initial curvature / Amiruddin Hussain. (1990) Advanced Diploma thesis, thesis, Universiti Teknologi MARA (UiTM).

Development of Bent-up Triangular Tab Shear Transfer (BTTST) enhancement in Cold-Formed Steel (CFS)-concrete composite beams / Mohd Irwan Juki. (2010) PhD thesis, thesis, Universiti Teknologi MARA.

Implementation in monitoring of an UiTM building by using [GNSS] & total station to ensure the safety of future geomatic laboratory / Farah Atiqah Kamil. (2019) Degree thesis, thesis, Universiti Teknologi Mara Perlis.

Seismic performance of precast shear-key wall panel of single bay double story house under quasi-static lateral cyclic loading / Nor Mayuze Mohamad. (2014) Masters thesis, thesis, Universiti Teknologi MARA.

Processing of aluminium foam by infiltration of NaCI space holder / Razmi Noh Mohd Razali. (2016) Masters thesis, thesis, Universiti Teknologi MARA (UiTM).

Constructability improvement during field operations / Mohd Nasir Mustapha. (1992) Advanced Diploma thesis, thesis, Institut Teknologi MARA (ITM).

Behaviour of ultra high performance fibre reinforced cementitious composites for enhancing the fire endurance of structural members / Sobia Anwar Qazi. (2016) PhD thesis, thesis, Universiti Teknologi MARA.

The acceptance of building surveyings graduates by constructions industry / Faiz Muhaimi Ramli. (2012) Degree thesis, thesis, Universiti Teknologi MARA (UiTM).

Investigation of mechanical properties of composite sandwich structures / Ahmad Fitri Faizee Sulaiman. (2005) Degree thesis, thesis, Universiti Teknologi MARA.

Effect of gap infront the finger tip on tensile strength of finger joint / Omar Wahijan. (1999) Degree thesis, thesis, Universiti Teknologi MARA, Pulau Pinang.

Student Project

Structural and electrical transport of Lа₁₋ₓCaₓMnO₃ with substitution x=0.00, 0.50 and 1.00 / Kamariah Noor Ab Kahar. (2009) [Student Project] (Unpublished)

Propulsion system design of amphibious boat / Afiqah Ab Rashid. (2022) [Student Project] (Submitted)

The construction of superstructure / Aliyah Natasha Abd Kadir. (2021) [Student Project] (Unpublished)

A study on concrete discontinuity / Mohd Azman Abd Razak. (2005) [Student Project] (Unpublished)

Spun pile / Muhammad Faris Abdul Jalil. (2014) [Student Project] (Unpublished)

Civil maintenance management based on CMMS Beam of University Science of Malaysia (Health Campus), Kubang Kerian Kelantan / Muhammad Ariff Abdul Manaf. (2015) [Student Project]

Construction of pile cap / Nur Liyana Abdul Rashid. (2014) [Student Project] (Unpublished)

Comparison between hollow core slab and conventional slab / Adib Abdullah. (2009) [Student Project] (Unpublished)

The application of Roller Compacted Concrete (RCC) in dam construction / Amalina Amirah Abu Bakar. (2006) [Student Project] (Unpublished)

Stress concentration factors on glued joints of timber/ Rosiah Abu Samah. (1995) [Student Project] (Unpublished)

Semi-automatic silicone garlic peeler machine / Siti Nurazila Abu Zaki. (2022) [Student Project] (Submitted)

Comparative study for three different structures of the p-n junction on Silicon (111) wafer. / Amirul Aiman Ahmad Hisham. (2011) [Student Project] (Unpublished)

Solidworks design and simulation of staircase climbing trolley / Najian Ahmad Shah. (2022) [Student Project] (Submitted)

Interactive” steel plate girder analysis & design computer program for bending moment capacity / Siti Zubairiyah Al Zubir. (2006) [Student Project] (Unpublished)

Smart automated lamp grip / Muhammad Razif Alowi. (2022) [Student Project] (Unpublished)

Comparison of conventional concrete with roller compacted concrete in dam construction / Hubert Maphel Anak Jonathan Tait. (2006) [Student Project] (Unpublished)

Structural analysis of an outdoor drying rack / Dinie Zulhusni Arsad. (2022) [Student Project] (Submitted)

Structure analysis of cable stayed footbridge (simulation and modelling) design and calculation / Edid Azhar Atan. (2006) [Student Project] (Unpublished)

Constructability improvement during field operations/ Amirudin Awang Chik. (1992) [Student Project] (Unpublished)

Simulation of a flow over a mound-type breakwater of different surface roughness using computational approach / Muhammad Hafiz Haikal Azahar. (2022) [Student Project] (Submitted)

Design and fabrication of portable cloth rack / Nur Iman Ezani. (2022) [Student Project] (Submitted)

Design and fabrication of sliding platform component of Smart Parcel Drop Box (SPD) / Muhammad Nufaiel Aiman Faiza. (2022) [Student Project] (Unpublished)

Performance of wood joint from two selected timber species / Izharrashid Ghazali. (2016) [Student Project] (Unpublished)

Back analysis for pile bearing capacity using Static Load Test result / Nurharnani Hassan. (2005) [Student Project] (Unpublished)

Trash can compactor / Muhammad Harith Iqbal Husainee. (2022) [Student Project] (Unpublished)

The study of early strength development of foamed concrete / Nurul Izza Hussin. (2006) [Student Project] (Submitted)

Computer aided design of simply supported, Class 1, prestressed post-tensioned concrete beam with effective bond, in accordance with BS 5400 : 1978 / Azmi Ibrahim. (1986) [Student Project] (Unpublished)

The study of pile capacity for buildings in UiTM Penang / Budi Iskandar Ibrahim. (2006) [Student Project] (Submitted)

Stress analysis of finger joint subjected to tensile loading / Marzuki Ibrahim. (1998) [Student Project] (Unpublished)

Resistance prediction of GRP bedar in calm water using computational fluid dynamic approach / Muhammad Haikal Daniel Jamal. (2022) [Student Project] (Unpublished)

Efficiencies of finger joint of Light Red Meranti (experimental work) / Arshad Jamaluddin. (1996) [Student Project] (Unpublished)

Multipurpose table report / Muhammad Harith Iqmal Johari... [et al.]. (2021) [Student Project] (Submitted)

The influence of diameter to thickness ratio (D/t) to the compressive strength of axially loaded PVC-steel skinned hollow concrete filled columns / Ivyana Joseph. (2018) [Student Project] (Unpublished)

Analysis of shear wall structure in Pulau Pinang due to wind load and long distance Sumatran earthquake in terms of stiffness of the building / Mohd Hafiz Kadir. (2007) [Student Project] (Unpublished)

Automatic drain cleaner / Nur Daliela Wahida Zamry. (2022) [Student Project] (Submitted)

Reduction method in structural analysis using mathcad as a solution for structural engineer / Muhamad Nassirudin Ma'amin. (2006) [Student Project] (Submitted)

A study on the behaviour of lift core in highrise / Asri Maspade. (2006) [Student Project] (Unpublished)

Design and fabrication of vegetables washer / Muhammad Naqib Iqbal Mat Sehak. (2022) [Student Project] (Submitted)

Study of hardenability of mild steel and medium carbon steel by Jominy test / Muhammad Aiman Hafizin Mazlan. (2022) [Student Project] (Submitted)

Welding demontration table with adjuster / Muhammad Arid Azwar Mazuadi. (2022) [Student Project] (Submitted)

Effect of microstructure on low carbon steel due to variable temperature using plasma cutting / Ahmad Shakell Naim Md Sanusi. (2022) [Student Project] (Unpublished)

Strength of finger joint from Karas and Ludai species / Abdul Hakim Mohamad. (2016) [Student Project] (Unpublished)

Behaviour of reinfoced concrete beam with silica fume under static loading / Mohd Junaidi Mohamad. (2006) [Student Project] (Unpublished)

CFD analysis / Muhammad Syakir Mohamad Saidi ... [et al.]. (2021) [Student Project] (Submitted)

Reinforced brick design in accordance to BS 5628 / Kaharuddin Mohamed Ali. (1994) [Student Project] (Unpublished)

Comparative strength of finger joint from Karas spp with pvac and contact adhesive / Ahmad Suhaidi Mohamed Suhaimi. (2016) [Student Project] (Unpublished)

A study of surface roughness effect on a mound type breakwater using CWC - an experiment / Muhammad Hanif Mohd Abdillah. (2022) [Student Project] (Submitted)

Effect of geometrical properties of finger joint on the bending strength of timber (profile ii) / Mohd Allias Mohd Hasseri. (2002) [Student Project] (Unpublished)

Propulsion system design of solar boat / Muhammad Nazmi Mohd Nazrie. (2022) [Student Project] (Unpublished)

A quality approach on pile installation method / Faried Mohd Noor. (2007) [Student Project] (Submitted)

Production design of an amphibious boat / Rabiatul Adawiah Mohd Razalli. (2022) [Student Project] (Submitted)

Analysis of a 3-D finite element model of reinforced concrete (RC) beam upon treatment of cracks / Mohd Zafri Mohd Ridzwan. (2006) [Student Project] (Unpublished)

Design and fabrication of oil palm fruit collector / Mohamad Hafiz Aminuddin Mohd Rozi. (2022) [Student Project] (Submitted)

Fabrication of miniature foldable storage rack / Mohamad Faiz Mohd Shahrul Munir. (2022) [Student Project] (Unpublished)

Study on basement and shear wall response by using FEM / Mohd Khairulnizam Mohmmed Haasan. (2007) [Student Project] (Unpublished)

Multi level moving storage rack / Muhamad Hafizudin Muhammad ... [et al.]. (2021) [Student Project] (Submitted)

Payang fiber mould project / Mohammad Yushaiman Habib Muhd Yusoff ... [et al.]. (2021) [Student Project] (Submitted)

Pile settlement acceptance criteria / Fauziah Nawi. (2007) [Student Project] (Submitted)

The construction of a curve by using quadratic bézier and cubic bézier / Siti Norhazwani Nayan. (2021) [Student Project] (Unpublished)

Structural design and analysis of solar boat / Muhammad Khairul Nazmi Nazri. (2022) [Student Project] (Unpublished)

Hull design & stability analysis of solar boat / Nik Najmi Nik Min. (2022) [Student Project] (Submitted)

Hull design & stability analysis of GRP Bedar / Mohamad Noor Asnawi Noor Azhari. (2022) [Student Project] (Unpublished)

Design and fabrication of aluminium can and plastic bottle crusher / Nur Ain Jannah Noor Heryman. (2022) [Student Project] (Submitted)

Efficiency of glued finger joint / Norizah Omar. (1995) [Student Project] (Unpublished)

Finite element analysis of finger joint / Iskanda Openg. (1997) [Student Project] (Unpublished)

The effect of opening in shear wall / Apal Diana Othman. (2006) [Student Project] (Submitted)

A study on the effect of slenderness ratio on concrete filled steel column compressive strength / Oswald P Moloyos. (2006) [Student Project] (Unpublished)

Design and fabrication of corn peeler / Mohamad Ariff Fikri Rahim. (2022) [Student Project] (Submitted)

Detecting and evaluating surface crack defect of building structure and infrastructure elements using Digital Image Processing approach / Nursyafiqah Razmi. (2018) [Student Project] (Unpublished)

Hand sanitizer dispenser / Hakimi Roslan ... [et al.]. (2021) [Student Project] (Submitted)

Structure design and analysis of GRP Payang boat / Muhammad Azri Faiz Roslan. (2022) [Student Project] (Unpublished)

Assesment on X - bracing system and V - bracing system of steel building / Nurul Iwani Roslan. (2007) [Student Project] (Unpublished)

Assesment on x-bracing system and v-bracing system of steel building / Nurul Iwani Roslan. (2006) [Student Project] (Submitted)

Heavy duty hand truck / Abdul Hadi Rosli ... [et al.]. (2021) [Student Project] (Submitted)

A study on earthquake design consideration Malaysian bridge for foundation / Sarina Salleh. (2006) [Student Project] (Unpublished)

Design and fabricate universal hook for car usage / Sayed Saqif Iman Sayed Safari. (2022) [Student Project] (Submitted)

Behaviour of reinforced concrete beam with metakaolin under static load / Mohammad Tamizi Selimin. (2005) [Student Project] (Unpublished)

Hull design and stability of amphibious boat / Muhammad Syaifulnizam Sudin. (2022) [Student Project] (Unpublished)

Effect of geometrical size on the tensile strength of finger joint / Shamsiah Suib. (2002) [Student Project] (Unpublished)

Comparative study on traditional and modern long span structure / Mohd Fauzi Sukat. (2009) [Student Project] (Unpublished)

Manual spikey roller coconut husk peeler / Sharifah Nur Alieya Syed Fakhrul Anwar. (2022) [Student Project] (Submitted)

Reuse of sludge from water treatment plant as a construction material / Mohammad Fadzli Tajon Aros. (2007) [Student Project] (Unpublished)

A study on the response spectral acceleration due to earthquake of 26 December 2004 / Mohammad Fadzli Tajon Aros. (2007) [Student Project] (Unpublished)

Design and fabricate toys box for small toys or Lego / Muhammad Muizzuddin Tajudin. (2022) [Student Project] (Unpublished)

Design and fabrication of lamp stationery rack / Tengku Ammer Aizad Tengku Sulaiman. (2022) [Student Project] (Submitted)

Design and fabrication of gout patient movable device / Wan Ahmad Syamil Asyraf Wan Azman. (2022) [Student Project] (Submitted)

Agriculture / Wan Muhammad Irham Idzney Wan Mohd Zulkifli ... [et al.]. (2021) [Student Project] (Submitted)

Design and fabrication of minimalzie wall table with storage / Wan Muhammad Jazli Na'im Wan Rozain. (2022) [Student Project] (Submitted)

Development of hydroponic farming system / Wan Muhammad Azam Idrus Wan Shamsuddin. (2022) [Student Project] (Submitted)

Design and fabrication of main box and shutter door of Smart Parcel Dropbox (SPD) / Wan Muhamad Afiq Firdaus Wan Suhaime. (2022) [Student Project] (Submitted)

Computer approach using MathCAD for better understanding to the Structural Analysis II (KJC 424) / Wan Muhamad Fahmi Wan Zaki. (2006) [Student Project] (Unpublished)

Hull design and stability of GRP payang boat / Wan Lutfi Wan Zullkefli. (2022) [Student Project] (Submitted)

Structural performance of corner joint using angle iron in profile steel sheet dry board (PSSDB) wall panel / Mohd Zaffry Zainal Kamrin. (2006) [Student Project] (Unpublished)

Production design rigid tube rib / Muhammad Amirul Zakaria. (2022) [Student Project] (Unpublished)

Research Reports

Geotechnical finite element analysis of diaphragm wall construction / Fariz Aswan Ahmad Zakwan, Ruqayyah Ismail and Badrul Nizam Ismail. (2011) [Research Reports] (Unpublished)

Technical viability study for commercialisation of steel slag as non-conventional material for the Malaysian concrete industry / Hj Kamran Shavarebi Ali MCIOB and Pro. Madya Zarina Yasmin Hanur Harith MCIOB. (2006) [Research Reports] (Unpublished)

A study on the influence of GGBS to concrete workability, strength and resistance to carbonation with application to aggressive environment / Goh Lyn Dee, Clotilda Petrus and Syahrul Fitry Senin. (2005) [Research Reports] (Unpublished)

Natural frequency analysis of a light weight box structure / Sahril Kushairi and Kausalyah Venkatason. (2005) [Research Reports] (Unpublished)

Steel and polypropylene fiber as a mechanism in concrete properties improvement / Soffian Noor Mat Saliah, Noorsuhada Md. Nor. (2009) [Research Reports] (Unpublished)

Beam structure made of oil palm fibre-epoxy composite / Valliyappan David Natarajan, Mimi Azlina Abu Bakar and Anizah Kalam. (2006) [Research Reports] (Unpublished)

The behaviour of concrete filled thin walled steel column under concentric load / Clotilda Petrus and Joe Davylyn Nyuin. (2009) [Research Reports] (Unpublished)

Effects of perforations on load carrying mechanism of perforated hollow sections inspired by nature / Woo Yian Peen and Syahrul Fithry Senin. (2012) [Research Reports] (Unpublished)