Browsing University Publications by Title
Now showing items 267-286 of 4419
-
Calcareous Nannoplankton From The Turonian-Maastrichtian Sequence East Of El Qusaima, Ne Sinai, Egypt
( Qatar University , 1992 , Article)On terms of calcareous nannoplankton, the Turonian-Maastrichtian sequence in the studied area is subdivided into a number of nannoplankton zones. The recorded biozones represent the Turonian, Coniacian, Campanian and ... -
Calcium Carbonate Content, Some Chemical And Physical Properties Of The Sudan Gezira Soils And Their Implications
( Qatar University , 1991 , Article)Eight soil pcdons representing a range of aridisols, vertisols and recent alluvium were studied for various chemical and physical properties. Generally the soils were clayey except the recent alluvium which was loamy but ... -
Calcium Nitrite Effect On Setting Of Cement At Various Temperatures
( Qatar University , 2000 , Article)Calcium Nitrite, which is used as corrosion inhibitor, accelerates stiffening rates of cement. This paper deals with the effect of calcium nitrate on setting times of cement pastes at various curing temperatures. Four ... -
Calculating the Velocity of Sound in Real Pure Component Gases and Mixtures of Real Gases
( Qatar University , 1989 , Article) -
Calculation Of Mass Yield Distributions In Fission Induced By High Energy Protons
( Qatar University , 1991 , Article)An analytical expression is obtained for the mass-yield distribution in fission induced by high-energy protons, using a two-step model. In the first step, the incident proton penetrates the target nucleus, knocking out ... -
Can Nmr Solve Conventional Logs Interpretation Problems In Low Resistivity Beds Evaluation
( Qatar University , 2003 , Article)This paper presents some cases of low resistivity reservoirs and low contrast resistivity reservoirs where conventional logs fail to determine the petrophysical properties of formation. The problems of these reservoirs are ... -
Cantilever Beam Metastructure for Active Broadband Vibration Suppression
( Qatar University Press , 2020 , Poster)This paper presents a beam structure of a new metamaterial-inspired dynamic vibration attenuation system. The proposed experimental research presents a designed cantilevered zigzag structure that can have natural frequencies ... -
Cantilever Beam Metastructure for Passive Broadband Vibration Suppression
( Qatar Univesrity Press , 2020 , Conference Paper)This paper presents a beam structure of a new metamaterial-inspired dynamic vibration attenuation system. The proposed experimental research presents a designed cantilevered zigzag structure that can have natural frequency ... -
Capabilities/limitations of landsat-tm data for bathymetric analysis of shallow marine environment: A case study
( Qatar University , 1999 , Article)The intensity of the light received by Landsat satellite sensors is inversely proportional to the path length though the sea water column. Since the light passes down to the sea floor and back again, the intensity should ... -
Capacitive type Humidity sensor based on PANI decorated Cu-ZnS porous micropshere
( Qatar University Press , 2020 , Poster)PANI coated Cu-ZnS porous microsphere structures have been synthesized by hydrothermal method and in-situ polymerization process. The synthesized composite is characterized by different techniques in order to study the ... -
Capital Budgeting Practices: The Case of Qatar
( Qatar University , 2010 , Article)The purpose of this project was to investigate the capital budgeting practice in the largest firms in Qatar. A survey was conducted of the 170 largest firms and corporations. A total of 55 completed surveys were received, ... -
CAPITAL MOBILITY AND GROWTH IN THE DEVELOPING WORLD : An Empirical Investigation
( Qatar University , 2010 , Article)This paper investigates the link between financial liberalisation and growth for a cross – section of seventeen developing countries, including India, both theoretically and empirically. It also explores the different ... -
Capital structure and debt maturity: Evidence from listed companies in Saudi arabia
( Qatar University , 2005 , Article)This study examines the determinants of capital structure in general and the determinants of corporate debt- maturity in particular for 56 listed companies in Saudi Arabia. To achieve this objective the study was set to ... -
Cardiac Myosin Binding Protein-C in Sprague Dawley (SD) Rats exposed to Sub-Chronic oral dose of Cadmium Chloride
( Qatar University Press , 2021 , Poster)Cadmium is one of the major environmental pollutants associated with an increment in industrial and urbanization activities. It has health consequences when it reaches the human diet through the soil, water, and plant. ... -
Cascaded Coding Schemes For Public-Key Cryptography
( Qatar University , 1995 , Article)1976 Diffic and Hellman introduced the concept of public-key cryptography and in 1978, McEliece introduced the first public-key cryptosystem based on error correcting codes. Since that time, several methods have been ... -
Case study of teachers and students perspectives on co-teaching models used in Qatar middle schools.
( Qatar University Press , 2021 , Poster)This research aims to have a substantial glance at the middle schools in Qatar, which adopted co-teaching models, where special education teachers and general education teachers collaborate to teach students in an inclusive ... -
A Case Study Of The Benefits Of The Iot In The Qatari Retail Industry
( Qatar University Press , 2021 , Article)Technological advancements have led to the creation of new paradigms like the Internet of Things (IoT). These technologies are moving the digital space into a period where they will power billions of devices leading to the ... -
A Case Study Of Traffic Characteristics And Proposed Improvement Schemes For An Arterial Road
( Qatar University , 1993 , Article)This case study represents a typical example of surveying and assessing traffic characteristics along a local ring road in Doha City. Expected impacts of possible short-term (5-year) traffic management schemes for two main ... -
Catalytic decomposition of ethanol over bimetallic NiCo catalysts for carbon nanotube synthesis
( Qatar University Press , 2020 , Poster)In this work we investigate the use of NiCo bimetal/oxide as catalyst for hydrogen production from ethanol, with a focus on the deactivation pattern and the nature of the observed carbon deposition [1, 2]. It is well known ... -
Catalytic Oxidation Of Petroleum Waxy Distillates
( Qatar University , 1994 , Article)The catalytic oxidation of petroleum waxy distillate (boiling range 400 - 440°C at 760 nun Hg) using KMn04 catalyst and air was studied in a batch reactor. The effect of reaction temperature (100-160°C), air flow rate ...