Articles
256 open-access articles · page 6 of 13
ArticlesCOMPARATIVE ANALYSIS OF TENSILE STRENGTH OF MULTIFILAMENT SILK AND VICRYL SUTURES USED IN SURGERY
Mehreen Ijaz
Sutures made with different materials are used in surgery for multiple reasons. These materials may be monofilament or multi filaments based on either natural or synthetic content. Mechanical and physical properties of sutures are crucial requirements to…
15 Aug 2020- Articles
INVESTIGATION OF EMPLOYEES’ PERCEPTION ABOUT LEAN IMPLEMENTATION
Amjad Hussain, Ata Ur Rehman, Zia Ur Rehman Tahir, Aftab Ahmad, Fahad Noor, Qasar Wasique Ahmad
Lean implementation and its sustainability are strongly linked with the organizational culture and working environment especially how employees interact with each other’s and what’s their attitude towards their jobs. Literature reveals that employe…
15 Aug 2020 - Articles
AN EFFICIENT PATCH ANTENNA WITH IMPROVED BANDWIDTH FOR FUTURE APPLICATIONS
Gulzar Ahmad, M. Inayatullah Babar
In this article the inherent demerits of the patch antenna like low bandwidth and low efficiency have been addressed. A wideband and efficient microstrip patch antenna of 9×18mm2 size has been proposed for satellite and other fields of co…
15 Aug 2020 - Articles
MACROSCOPIC SPRAY CHARACTERISTICS OF DIESEL AND BIODIESEL-DIESEL BLEND: AN EXPERIMENTAL COMPARISON
Asad Naeem Shah, GE Yun-shan, HE Chao
The qualitative aspects of the fuel spray particularly spray length and cone angle play a significant role not only in the temporal sequence of clean and efficient combustion, but also in the control of engine exhaust emissions and efficiency optimiz…
15 Aug 2020 - Articles
PROBLEMS, ANALYSIS AND RECOMMENDATIONS OF THE AUTOMOTIVE VENDOR INDUSTRY OF PAKISTAN—I
Muhammad Naeem Khan Khattak, Hamidullah, Shehryar
After a broad identification of the major problems faced by the automotive industry of Pakistan this paper presents very useful analysis and comprehensive recommendations for solution of major problems of the automotive vendor industry. The problems…
15 Aug 2020 - Articles
KNOWLEDGE BASE TECHNOLOGIES AS A NEW PARADIGM IN DATA DRIVEN MANUFACTURING SYSTEM
Abdul Shakoor, R.A. Sayed, Khizar Azam
The maximization of prospects for substantial benefits and projecting the industry to fulfill the competitive needs in globally oriented business environment requires wide-ranging information based decision support system. The knowledge sharing frame…
15 Aug 2020 - Articles
WATER QUALITY INDEX OF SHALLOW AND DEEP GROUNDWATER DURING WET AND DRY SEASON OF PESHAWARBASIN
Shahida Nasreen Zakir, Samina Siddiqui, Nasreen Ghaffar, Zia Ul Haq
The main objective of this study was to estimate the suitability of shallow and deep groundwater wells for human and animal consumption from water quality index for irrigation and drinking purpose. A total of 95 groundwater samples at 1.5 to 30 m dep…
15 Aug 2020 - Articles
RE-DESIGNING AND OPERATIONAL ANALYSES OF THE SEDIMENT TRANSPORT CONTROL IN IRRIGATION CANAL NETWORK
Saman Shahid, Shahid Ali, Muhammad Abdullah Ahmad, Sarfraz Munir
The purpose of this research was to improve the existing design of the irrigation canals in Punjab. The design of an entire canal network is a tiresome and laborious work, where engineers spend months to design canals. Over the years, engineers and agric…
15 Aug 2020 - Articles
ROLE OF MN ATOMS ON TENSILE PROPERTIES OF LIGHT WEIGHT CHQ STEEL
Shahid Hussain Abro
Alloying elements always play a crucial role in any steel grade to change the mechanical properties and each element plays his role. The present work has been performed to reveal the role of Mn atoms on tensile properties of experimental steel.…
15 Aug 2020 - Articles
A COMMUNICATION-FREE SIGNAL GENERATING TECHNIQUE FOR REACTIVE POWER CORRECTION IN ISLANDED MICROGRID
Nashitah Alwaz, Safdar Raza, Sadaqat Ali
The primary function of microgrid (MG) is to share the power accurately among different distributed generation (DG) units according to the load demands. The droop control methods are normally used for appropriate power sharing. However, these control…
15 Aug 2020 - Articles
GENERATORS MAINTENANCE SCHEDULING USING HARMONY SEARCH ALGORITHM
Laiq Khan, Sidra Mumtaz, Kamran Javed, S.W. Shah, M.I. Khan Babar, S.R. Akbar
Music-based harmony search algorithm is a relatively new meta-heuristic technique. It is used to solve multi-objective optimization problems. Generators maintenance schedules (GMS) play the most significant role for the economical and reliable operat…
15 Aug 2020 - Articles
A NOVEL WIDEBAND MICROSTRIP PATCH ANTENNA FOR SATELLITE COMMUNICATIONS IN KU-BAND
Gulzar Ahmad, M. Inayatullah Babar, M.Irfan
In this paper bandwidth enhanced microstrip patch antenna has been proposed for satellite communications. The bandwidth has been increased using parasitic patches. The size of the proposed antenna is 15x8mm2. It has been observed that the antenna has a b…
10 Aug 2020 - Articles
CHARACTERIZATION OF NICKLE FREE TITANIUM ALLOY TI-27NB FOR BIOMEDICAL APPLICATIONS
Muhammad Amjad, Saeed Badshah, Muhammad Adil Khattak, Rafi Ullah Khan, Muhammad Mujahid
Bone implantation is common since several decades. Titanium alloys are the most commonly used bone implant materials. TI-27Nb (Titanium-27% Niobium) having no toxic effects on human body and also having low modulus. The objective of this paper is the mec…
10 Aug 2020 - Articles
ANALYZING THE EFFECT OF SQUEEZE CASTING PROCESS PARAMETERS ON MECHANICAL PROPERTIES OF OVERCAST ALUMINIUM-ALLOY JOINT USING RESPONSE SURFACE METHODOLOGY
Muhammad Asad Ali, Mirza Jahanzaib, Muhammad Ahsan Ul Haq
This study contains, the overcast 2024-2024 wrought aluminium alloy joints produced by casting liquid 2024 wrought aluminium alloy onto the solid 2024 wrought aluminium alloy inserts using squeeze casting process. The quality of overcast joints fabricate…
10 Aug 2020 - Articles
PERFORMANCE ENHANCEMENT OF FACE RECOGNITION SYSTEM USING PRINCIPAL COMPONENT ANALYSIS MERGED WITH DISCRETE WAVELET TRANSFORMS
Sikandar Afridi, Muhammad Irfan Khattak, Nasim Ullah, Gulzar Ahmad, Muhammad Shafi
Performance of face recognition system can be enhanced by proposed technique titled as PCA merged with Discrete Wavelet Transform (DWT) instead of using the conventional PCA technique. In this technique to reduce the computational complexity of tradition…
10 Aug 2020 - Articles
COMPARATIVE STUDY OF RELAY PROTOCOLS USING SIMULATION
Gulzar Ahmad, Sahibzada Faheem, Amjad Ullah, Waqar Shah, S.M. Majid Ashraf
Cooperative communication has gained a lot of interest due to its ability to exploit the spatial diversity or antenna diversity. The implementation of the cooperative relaying systems involves less hardware and low complexity but gives comparable per…
10 Aug 2020 - Articles
EFFECT OF COCONUT FIBER AND MARBLE WASTE ON CONCRETE STRENGTH
Faisal Shabbir, Muhammad Fiaz Tahir, Naeem Ejaz, Daulat Khan, Naveed Ahmad, Jawad Hussain
A large amount of marble waste (MW) is being produced by marble industry every year, while coconut fibers (CF) are abundantly available in tropical regions. These two raw materials can be used as a partial cement replacement in concrete. In this research…
10 Aug 2020 - Articles
COMPARATIVE STUDY ON CONSTRUCTION PROJECT MANAGEMENT BETWEEN RESTIVE REGIONS OF PAKISTAN AND REMAINING PART OF COUNTRY
Waqas Anwar, Iftikhar Hussain
Huge gap exists in infrastructure development between restive regions of Pakistan like Federally Administered Tribal Areas, Provincially Administrative Tribal Areas (FATA/ PATA) / hinterland of Baluchistan and remaining part of Pakistan. Government reali…
10 Aug 2020 - Articles
STUDY OF OCCUPATIONAL HEALTH SAFETY IN STEEL RE-ROLLING MILL WITH REFERENCE TO HIGH NOISE LEVEL AND TEMPERATURE
M. Nafees, Bushra Khan, Robina Naz
This study was conducted to assess the exposure to noise and temperature in a steel re- rolling mill. The measured noise and temperature values were then compared with international standards set by Occupational Safety and Health Administration (OSHA). Our res…
10 Aug 2020 - Articles
DEVELOPMENT OF DATABASE OF HEAVY TRUCK LOAD DATA IN PESHAWAR, PAKISTAN
Muhammad Usman Shafi, Syed Muhammad Ali, Syed Akhtar Ali Shah, Kamran Ahmed
The objective of this research project is to develop an indigenous solution that should be efficient and cost effective for determining truck loads passing from Peshawar. As heavy vehicles impacts road most, therefore small vehicles are put in one catego…
10 Aug 2020