Search Results - "Zahid, Rehan"

A Review of Friction Performance of Lubricants with Nano Additives by Waqas, Muhammad, Zahid, Rehan, Bhutta, Muhammad Usman, Khan, Zulfiqar Ahmad, Saeed, Adil

“…It has been established in literature that the addition of nanoparticles to lubricants at an optimum concentration results in a lower coefficient of friction…”
Get full text

Tribological performance of nanoparticles as lubricating oil additives by Gulzar, M., Masjuki, H. H., Kalam, M. A., Varman, M., Zulkifli, N. W. M., Mufti, R. A., Zahid, Rehan

“…The prospect of modern tribology has been expanded with the advent of nanomaterial-based lubrication systems, whose development was facilitated by the…”
Get full text

Improving the AW/EP ability of chemically modified palm oil by adding CuO and MoS2 nanoparticles by Gulzar, M., Masjuki, HH, Varman, M, Kalam, MA, Mufti, R.A., Zulkifli, NWM, Yunus, R., Zahid, Rehan

“…Improvement in the anti-wear (AW) and extreme pressure (EP) ability of chemically modified palm oil (CMPO) by adding nanoparticles was experimentally…”
Get full text

Synthesis and use of TMP ester biolubricant derived from cottonseed oil in SI engine by Khan, Muhammad Bilal, Zahid, Rehan, Kazim, Ali Hussain, Javed, Khalid

“…Purpose Depleting reserves of crude oils and their adverse environmental effects have shifted focus toward environment friendly and biobased lubricant base…”
Get full text

Experimental Investigation of Engine Valve Train Friction Considering Effects of Operating Conditions and WPC Surface Treatment by Bhutta, Muhammad Usman, Najeeb, Muhammad Huzaifa, Abdullah, Muhammad Usman, Shah, Samiur Rahman, Khurram, Muhammad, Mufti, Riaz Ahmad, Ogawa, Kiyotaka, Aslam, Jawad, Zahid, Rehan, Ali, Mian Ashfaq, Arshad, Muazzam

“…Reduction in friction ensures fuel economy, control on emissions and durability of components in internal combustion engines. A modern gasoline internal…”
Get full text

Friction and Wear Performance Evaluation of Bio-Lubricants and DLC Coatings on Cam/Tappet Interface of Internal Combustion Engines by Zahid, Rehan, Bhutta, Muhammad Usman, Mufti, Riaz Ahmad, Abdullah, Muhammad Usman, Masjuki, Haji Hassan, Varman, Mahendra, Kalam, Muhammad Abul, Ali, Mian Ashfaq, Aslam, Jawad, Akhtar, Khalid

“…The environmental concerns associated with artificially formulated engine oils have forced a shift towards bio-based lubricants. The deposition of hard…”
Get full text

Effect of Lubricant Formulations on the Tribological Performance of Self-Mated Doped DLC Contacts: a review by Zahid, Rehan, Masjuki, H. H., Varman, Mahendra, Mufti, Riaz Ahmad, Kalam, Md. Abul, Gulzar, Mubashir

“…Diamond-like carbon (DLC) coatings have emerged as one of the most promising surface coatings for applications involving boundary lubrication regime. Some of…”
Get full text

Measurement of frictional torque of a directacting valvetrain using a shaft-to-shaft torque transducer to study the effect of Laser Surface Texturing on friction reduction by Siddiqui, Muhammad Rizwan, Ali, Mian Ashfaq, Mufti, Riaz Ahmed, Aslam, Jawad, Bhutta, Muhammad Usman, Zahid, Rehan, Khurram, Muhammad

“…The study of tribological applications requires measuring various parameters, including RPMs, friction, and wear. The useful information is sometimes not…”
Get full text

Spontaneous Midsubstance Rupture of the Flexor Digitorum Profundus Tendon of the Long Finger by Zahid, Rehan, Qazi, Uzair, Farner, Scott

“…Closed flexor tendon injuries can often result from trauma that causes sudden forceful extension of an actively flexed digit. These closed tendon injuries…”
Get full text

Investigation of the tribochemical interactions of a tungsten-doped diamond-like carbon coating (W-DLC) with formulated palm trimethylolpropane ester (TMP) and polyalphaolefin (PAO) by Zahid, Rehan, Haji Hassan, Masjuki Bin, Alabdulkarem, Abdullah, Varman, Mahendra, Mufti, Riaz Ahmad, Kalam, Md. Abul, Binti Mohd Zulkifli, Nurin Wahidah, Gulzar, Mubashir, Lee, Tom

“…Modern day industrial applications involve rigorous operating conditions, which include high temperature, heavy applied loads, and starved lubrication…”
Get full text

Severe Cherubism Treated with Curettage, Osteotomy, and Bony Repositioning: A Case Series of Three Patients by Moss, Whitney, Pires, Giovanna, Zahid, Rehan, Tyrell, Richard, Rhemtulla, Irfan, Gociman, Barbu

“…Cherubism is a rare, autosomal dominant condition characterized by the replacement of medullary bone by fibro-osseous lesions, predominantly in the bilateral…”
Get full text

Mandibular Myofibroma and Severe Trismus: A Complex Case and Review of Complications by Aryanpour, Zain, Maglic, Dino, Zahid, Rehan, Tuncer, Fatma B., Gociman, Barbu R., Siddiqi, Faizi A.

“…A female child was investigated for insidious onset of temporomandibular joint dysfunction and trismus in the setting of a mandibular myofibroma. Myofibromas,…”
Get full text

Primary apocrine carcinoma of the axilla in a male patient: a case report by Zahid, Rehan, Soofi, Madiha E., Elmalik, Hind, Junejo, Kulsoom

“…Key Clinical Message Primary apocrine sweat gland carcinoma is a rare neoplasm. It is usually slow growing and is often suspected to be a benign disease at…”
Get full text

A Custom Stabilizing Splint for the Management of BLCP with Protruding Premaxilla by Scott, Kaylee, Sudduth, Jack D, Ormiston, Laurel, Marquez, Jessica L, Jolly, Lisa, Zahid, Rehan, Siddiqi, Faizi, Yamashiro, Duane, Gociman, Barbu

“…A severely protruding premaxilla in a patient with bilateral cleft lip and palate prevents functional closure of the orbicularis oris muscle and acceptable…”
Get full text

Tribological characteristics comparison of formulated palm trimethylolpropane ester and polyalphaolefin for cam/tappet interface of direct acting valve train system by Zahid, Rehan, Hj. Hassan, Masjuki, Alabdulkarem, Abdullah, Varman, Mahendra, Kalam, Md. Abul, Mufti, Riaz Ahmad, Mohd Zulkifli, Nurin Wahidah, Gulzar, Mubashir, Bhutta, Muhammad Usman, Ali, Mian Ashfaq, Abdullah, Usman, Yunus, Robiah H

“…Purpose There is a continuous drive in automotive sector to shift from conventional lubricants to environmental friendly ones without adversely affecting…”
Get full text

Innovative technique of measuring follower rotation in real production engine using Gradiometer sensor and the effect of friction modifier by Mufti, Riaz Ahmad, Zahid, Rehan, Qureshi, Farrukh, Aslam, Jawad

“…Purpose – The purpose of this paper is to understand the effect of engine operating conditions and lubricant friction modifier on direct acting tappet…”
Get full text

Study of tribological properties of lubricating oil blend added with graphene nanoplatelets by Azman, Siti Safiyah Nor, Zulkifli, Nurin Wahidah Mohd, Masjuki, Hassan, Gulzar, Mubashir, Zahid, Rehan

“…This paper investigates the effects of graphene nanoplatelets (GNPs) as additives in palm-oil trimethylolpropane (TMP) ester blended in polyalphaolefin…”
Get full text

Impact of HHO gas enrichment and high purity biodiesel on the performance of a 315 cc diesel engine by Khan, Muhammad Bilal, Kazim, Ali Hussain, Farooq, Muhammad, Javed, Khalid, Shabbir, Aqsa, Zahid, Rehan, Fatima, Sadaf, Danish, Muhammad Rohail, Ali, Qasim, Chaudhry, Ijaz Ahmad, Atabani, A.E.

“…Biodiesel and oxyhydrogen (HHO) gas have shown promising results in improving engine performance and emissions. In this work, the effects of HHO gas and 5%…”
Get full text

Multistep electrophoretic deposition of TiO2 film and its surface modification for dye sensitized solar cells by Shakir, Sehar, Abd-ur-Rehman, Hafiz M., Zahid, Rehan, Iwamoto, Mitsumasa, Periasamy, Vengadesh

“…TiO2 is a wide bandgap semiconductor commonly used as a photoanode material in dye sensitized solar cells (DSSCs). However, low absorption of TiO2 in visible…”
Get full text

Effects of biodiesel blends on lubricating oil degradation and piston assembly energy losses by Gulzar, M., Masjuki, H.H., Varman, M., Kalam, M.A., Zulkifli, N.W.M., Mufti, R.A., Liaquat, A.M., Zahid, Rehan, Arslan, A.

“…Fuel is considered a major influencing parameter for engine oil condition during extended engine operation. Its effects on engine oil performance is required…”
Get full text