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Engineering sciences Civil Engineering

Relationship Between Compressive Strength and Tensile Strength in High-Strength Concrete

Ali Mahamoud Ghlaio ⁽¹⁾, Imhemmed Hasan Algott ⁽²⁾, Abdalkrem khalifa Altresh ⁽³⁾, Abdullah Ali Shafter ⁽⁴⁾

(1) Department of Civil Engineering, Misrata University, Libya,

(2) Department of Civil Engineering, Misrata University, Libya,

(3) Department of Civil Engineering, Misrata University, Libya,

(4) Department of Civil Engineering, Misrata University, Libya

41-49

Abstract Views : 371

Download :740

10.51984/jopas.v23i1.2803

Basic Sciences

The Effect of Using Different Concentrations of Nitric Acid and Potassium Nitrate on Stimulating Germination of Two Barley Cultivars

Abdalla Alaswd ⁽¹⁾

(1) Department of Soil & Water, Faculty of Agriculture, Sebha University, Libya

51-56

Abstract Views : 189

Download :276

10.51984/jopas.v22i2.2404

Chemistry

Investigation of Murexide-Zn(II) Complexes in Water-Isopropanol Mixtures: Spectroscopic Analysis and Stability Studies

Khaled Elsherif ⁽¹⁾, Ahmed Zubi ⁽²⁾, Zainab Alzalouk ⁽³⁾, Salima Al-Ddarwish ⁽⁴⁾

(1) Libyan Authority for Scientific Research, Tripoli, Libya,

(2) Chemistry Department, Faculty of Science, Misurata University, Libya,

(3) Chemistry Department, Faculty of Science, Misurata University, Libya,

(4) Chemistry Department, Faculty of Science, Misurata University, Libya

84-89

Abstract Views : 209

Download :112

10.51984/jopas.v23i1.2878

Effect of phosphorus on root growth, root to shoot ratio, phosphorus uptake and use efficiency in some barley genotypes as influenced by phosphorus fertilization

Kamal. A. Abdalgader Abdalgader ⁽¹⁾, Suad. A. Amgada ⁽²⁾, Eman. A. Amgada ⁽³⁾

(1) جامعة عمر المختار, Libya,

(2) , Libya,

(3) , Libya

15-17

Abstract Views : 571

Download :179

10.51984/jopas.v21i2.1698

Organic Geochemical Characterization of Crude Oils from Western Sirt Basin, Libya.

Alsharef A. Albaghdady ⁽¹⁾

(1) , Libya

Abstract Views : 212

Download :242

10.51984/jopas.v16i2.44

Interaction between MHC Molecules and brother of regulator of imprinting sites (BORIS) in a melanoma cell line

Jamila Alhoderi, Garth Griffiths , Nelson Fernandez ⁽¹⁾, Jamila Alhoderi, Garth Griffiths , Nelson Fernandez ⁽²⁾

(1) , Libya,

(2) , Libya

Abstract Views : 190

Download :128

10.51984/jopas.v17i1.53

Engineering sciences

Utilizing recycled rubber in concrete: a study of some properties

Salhin Alaud ⁽¹⁾, Muhieddin S. Tughar ⁽²⁾, Sufian Rwini ⁽³⁾

(1) Civil Engineering Department, Garaboulli Engineering Faculty, Elmergib University, Garaboulli, Libya,

(2) Civil Engineering Department, Garaboulli Engineering Faculty, Elmergib University, Garaboulli, Libya,

(3) Civil Engineering Department, Garaboulli Engineering Faculty, Elmergib University, Garaboulli, Libya

253-256

Abstract Views : 231

Download :98

10.51984/jopas.v22i3.2815

Automated Glaucoma Diagnosis System Based on Fundus Images Features

Fathi Alwafie ⁽¹⁾, Ahmed B Abdurrhman ⁽²⁾, Fatima Ismail ⁽³⁾, Ibrahim A. Nasir ⁽⁴⁾

(1) , Libya,

(2) , Libya,

(3) , Libya,

(4) , Libya

16-19

Abstract Views : 322

Download :255

10.51984/jopas.v20i1.962

Determination of the Concentration of Radionuclide in Tomato samples collected from The North-East Region of Libya

Saeid Y. Elorfi , Marai M. Imsallim ⁽¹⁾

(1) , Libya

Abstract Views : 254

Download :182

10.51984/jopas.v17i2.159

Evaluation and Classification of Groundwater quality for suitability of Drinking and irrigation Purposes: A case Study in the Zamzam Region.

Omran Ali Hamed Amshaher ⁽¹⁾, Salim Faraj Ataf ⁽²⁾

(1) , Libya,

(2) , Libya

143-148

Abstract Views : 288

Download :553

10.51984/jopas.v20i4.1737

Effects of Aging and Moisture Damage on Asphaltic Mixture

Bashir M. Aburawi ⁽¹⁾

(1) , Libya

45-49

Abstract Views : 205

Download :183

10.51984/jopas.v21i4.2124

Seismic Performance Evaluation Of Momentresisting Steel Frames With Two Softwares

Heba A. Fdiel , Rabie A. Amnisi ⁽¹⁾

(1) , Libya

46-49

Abstract Views : 274

Download :243

10.51984/jopas.v19i5.810

Image Compression and Edges Extraction using Fast Transforms by Selecting an Appropriate Region Samples Shape

A. A. Ukasha, A. A. Madi ⁽¹⁾

(1) , Libya

23-32

Abstract Views : 240

Download :195

10.51984/jopas.v19i5.780

The Effect of Monomers Molar Ratio on Degree of Absorptivity of Poly (AAc - co -AAm) as a Super Absorbent Polymer in Different Aqueous Solutions

Mahdi M. Almaky, Saleh N. Abdulla,Maryam J. Ehmaida, Najlaa A. Rafaa, Fatma A. Abdulsalam, Rajab A. Mega, Abdurrahman A. Khalifa ⁽¹⁾

(1) , Libya

23-27

Abstract Views : 292

Download :177

10.51984/jopas.v19i3.792

Effective technology to improve the quality of the compressed binary contour image of single-curved Arabic words

Ali Abdrhman M Ukasha, Majdi Farag Mohammed El Bireki, Ali Abdul-Qader Al-Shanoki, Muhammad Nuri Hussain ⁽¹⁾

(1) , Libya

Abstract Views : 180

Download :113

10.51984/jopas.v18i4.531

The Ratio Predator-Prey Model with Random Initial Conditions

Almbrok Omar ⁽¹⁾, Iman Ahmed ⁽²⁾

(1) Mathematics Department, Faculty of Sciences, Sebha University, Libya,

(2) Mathematics Department, Faculty of Sciences, Sebha University, Libya

5-11

Abstract Views : 329

Download :207

10.51984/jopas.v22i1.1798

Evaluating the quality characteristics for varieties of local and imported wheat used in the national mills for the production of bread flour and their conformity with the Libyan standard specifications.

Salah A. Alhebeil ⁽¹⁾, Naji E. Aborus ⁽²⁾

(1) , Libya,

(2) , Libya

102-112

Abstract Views : 625

Download :1703

10.51984/jopas.v20i1.1182

Evaluation of using Google Classroom as a Tool for Asynchronous E-learning at Sebha University

Mansour Alssager ⁽¹⁾, Ibrahim Nasir ⁽²⁾

(1) , Libya,

(2) , Libya

44-49

Abstract Views : 700

Download :448

10.51984/jopas.v20i1.986

Green Synthesis, Structural and Optical Properties of Copper Oxide Nanoparticles using Malva Parviflora

Wedad M. Barag ⁽¹⁾, Fatma A. Shtewi ⁽²⁾, Awatif A. Tarroush ⁽³⁾

(1) , Libya,

(2) , Libya,

(3) , Libya

25-29

Abstract Views : 565

Download :349

10.51984/jopas.v20i1.964

Screening the ability of several microbial isolates for production of some industrial enzymes

Ibtisam M. Ahmadi, Mabrouka I. Abuzeid, Massoudah O. Khalifa, Naeema A. Matuoog, Asma I. Abdasalam ⁽¹⁾

(1) , Libya

103-108

Abstract Views : 437

Download :225

10.51984/jopas.v19i5.823

Effect of Marble Waste Powder as Cement Replacement on The Concrete Mixes

Mohammed Ali Abdalla Elsageer, Hmed Ahmeed Moftah , Abd-Alslam Mosbah Ziad and Mostafa Mohammed Abd-Alftah ⁽¹⁾

(1) , Libya

74-78

Abstract Views : 337

Download :295

10.51984/jopas.v19i5.816

Synthesis And Spectral Study Of Cr(Iii), Mn(Ii), Ni(Ii) And Cu(Ii) Complexes Of Schiff Base Derived From Diacetylmonoxime With Thiourea

K. M. Khalifa, A. M. Hamil, A. R. Aluwah ⁽¹⁾

(1) , Libya

183-190

Abstract Views : 386

Download :208

10.51984/jopas.v19i2.1219

Synthesis, Spectral and Antibacterial studies of some transition metal complexes with Schiff base derived from thiosemicarbazide and Phthalaldyde

Khalifa M. khalifa, Abdusalam M. Hamil, Eman I. Mobark and Alkhayali Y. A ⁽¹⁾

(1) , Libya

135-140

Abstract Views : 234

Download :136

10.51984/jopas.v19i2.860

Static Mixers for Water Ozonation: Applications and MathematicalModelling - A Review

Mohamed A. M. Saad, Abdullah. A. Elamari, Awad. E. Alshebani, E. M. Elmabrouk, Sana Ibrahim Abukanisha ⁽¹⁾

(1) , Libya

59-72

Abstract Views : 392

Download :364

10.51984/jopas.v19i2.743

Comparison of effect of organic and chemical fertilizers addition on soil properties

Abd Elhamid Moftah Shadi , Amal Mohammed Madi ⁽¹⁾

(1) , Libya

Abstract Views : 288

Download :171

10.51984/jopas.v18i4.464

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