Issue · 2016
Vol 35 No 1 (2016)
11 articles · All issues →
ArticlesCLOSE AND OPEN CYCLE ADSORPTION KINETICS: DEVELOPMENT OF CORRELATION FOR DESICCANT AIR-CONDITIONING
Muhammad Sultan, Muhammad H. Mahmood, Takahiko Miyazaki, Shigeru Koyama, Zahid M. Khan
Adsorption kinetics by desiccant-water pairs always play curial role in the development of low-cost thermally driven desiccant air-conditioning systems. It also influences various operating parameters of desiccant air-conditioning systems e.g. switching/…
12 Mar 2024- Articles
COST VERSUS RELIABILITY ANALYSIS OF NEW TREE-BASED HYBRID PROTECTION ARCHITECTURE FOR OPTICAL CODE DIVISION MULTIPLE ACCESS SYSTEM
Waqas, A. Imtiaz, Yousaf Khan, Syed Waqar Shah
Conventional optical code division multiple access (OCDMA) system for passive optical network (PON) has limited applications in providing protection to network components. This increases the overall downtime of PON, and reduce its feasibility for deployment at…
30 Jul 2020 - Articles
EVALUATION OF AIR VENTS AND RAMP ANGLES ON THE PERFORMANCE OF ORIFICE SPILLWAY AERATORS
Muhammad Kaleem Sarwar, Zulfiqar Ali Chaudary, M.Tousif Bhatti, Daulat Khan
The performance of steep slope (θ > 30o) orifice spillway aerators by varying air vent size and ramp angles were experimentally studied. Three air vents of different sizes and five ramps with different angles were tested on a physical model of Bunji d…
30 Jul 2020 - Articles
PROJECTION ETCHING OF KERATIN THIN FILMS FOR FABRICATION OF SKIN STRUCTURE USING ARF EXCIMER LASER
Bibi Safia Haq, Hidayat Ullah Khan, Abdul Shakoor, Shahnaz Attaullah, Ishrat Rahim
In this study the ablation efficiency and the phenomenology of the etched keratin patterns have been investigated and the surface modification was analysed. For effective studies of skin treatments, large areas of model skin need to be generated. Therefore an…
30 Jul 2020 - Articles
DEVELOPMENT OF PROJECT EXECUTION COMPLEXITY INDEX
Ebtisam Mirza, Nadeem Ehsan
Growing complexity is one of the main reasons behind failure of many projects. Project management academicians have conceived a few complexity characterization models but a comprehensive complexity measurement model encompassing factors of important project co…
30 Jul 2020 - Articles
FACTORS IDENTIFICATION FOR COAL BRIQUETTES MANUFACTURING USING STATISTICAL EXPERIMENTAL DESIGN APPROACH
Misbah Ullah, Rehman Akhtar, Sikandar Bilal Khattak, Khawar Naeem, Khizar Azam
Coal briquettes are mostly manufactured through conventional methods in developing countries including Pakistan. Shortages of energy resources across the globe have pushed companies to manufacture those products with least possible costs by using signifi…
30 Jul 2020 - Articles
TWO-PHOTON FLUORESCENCE EXCITATION CROSS-SECTIONS OF PHOTOSENSITIZER THIOXANTHONE TO FABRICATE CELL SCAFFOLD FOR BIOMEDICAL APPLICATIONS
Bibi Safia Haq, Hidayat Ullah Khan, Abdul Shakoor, Shahnaz Attaullah, Kausar Shaheen, Khan Alam
This study investigates the fluorescence emission profile of Thioxanthone in Ethanol due to two photon absorption excitation. Thioxanthone was investigated as Photosensitizer to fabricate cell scaffold in Ethoxylated Bis Phenol A Dimethacrylate for tissue repa…
30 Jul 2020 - Articles
AGE EFFECT ON THE MECHANICAL PROPERTIES OF HIP JOINT BONE: AN EXPERIMENTAL INVESTIGATION
Rafiullah Khan, Waseem ur Rahman, Misbah Ullah, Kamran Afaq, Muhammad Amjad, Sakhi jan
Bone is one of the important body components of all vertebrates. It is a natural composite, composed of bonesalt plates as matrix binder and soft collagen as reinforcing fibers. As bone supports all the organs of a body so its mechanical behavior is of prime i…
30 Jul 2020 - Articles
AN OPTIMAL NEURAL NETWORK BASED CLASSIFICATION TECHNIQUE FOR BREAST CANCER DETECTION
Kulsoom Iftikhar, Shahzad Anwar, Izhar Ul Haq, Muhammad Tahir Khan, Sayed Riaz Akbar
Breast carcinoma is one of the most significant health diseases in the world. Early identification of breast carcinoma could be beneficial for in time treatment of the disease. This study presents an efficient classification method for benign and malignant bre…
30 Jul 2020 - Articles
CHARACTERISTICS AND EFFICACY OF ULTRAFAST LASER PULSES FOR BIOMEDICAL APPLICATIONS
Bibi Safia Haq, Shahnaz Attaullah, Abdul Shakoor, Hidayat Ullah Khan, Khan Alam, Kausar Shaheen
For the fabrication of three dimensional cell scaffolds, femtosecond laser irradiation at 800nm was used for biomedical applications. The femtosecond laser system was also used to fabricate a bricks and mortar structure in keratin films to investigate skin str…
30 Jul 2020 - Articles
CYCLE TIME OPTIMIZATION FOR IMPERFECT MANUFACTURING SETUP FOCUSING WORK-IN-PROCESS INVENTORY
Misbah Ullah, Rehman Akhtar, Sikandar Bilal Khattak, Khawar Naeem
Imperfect production processes have been focused during recent decades for optimum lot size calculation based on average cost minimization. However, cycle time optimization has been ignored relatively when processes are imperfect and inspection as a process is…
30 Jul 2020