JOSA year 12 no.2 (19)
eISSN 2068-3049

CONTENTS

SECTION A – Mathematics

1. DIGIT-AMICABLE NUMBERS

(Dumitru Acu, Cristinel Mortici) / 115

2. TIMELIKE BIHARMONIC S-CURVES ACCORDING TO SABBAN FRAME IN

(Talat Körpinar, Essin Turhan) / 121

3. ON AN INEQUALITY FOR THE MEDIANS OF A TRIANGLE

(Jian Liu) / 127

4. ON GENERATING FUNCTIONS OF MODIFIED LAGUERRE POLYNOMIALS

(Kali Pada Samanta) / 137

5. ON PARTIAL QUASI-BILINEAR GENERATING FUNCTIONS INVOLVING MODIFIED LAGUERRE POLYNOMIALS

(Prasanta Kumar Maiti, Asit Kumar Chongdar) / 143

6. INEXTENSIBLE FLOWS OF b-TANGENT DEVELOPABLE SURFACES OF BIHARMONIC NEW TYPE b-SLANT HELICES ACCORDING TO BISHOP FRAME IN THE SOL SPACE Sol3

(Talat Korpinar, Essin Turhan) / 149

7. A SCHEMA FOR OBTAINING THE SUM OF THE ALTERNATING SERIES

(Andrei Vernescu) / 157

SECTION B – Chemistry

1. EVALUATION OF SOME NEW ORGANIC ADDITIVES WITH ALTERNATIVE FUNCTION GROUPS IN CYANIDE-FREE ALKALINE ZINC ELECTROPLATING

(Abd El-Shafey i. Ahmed, Abdelfattah F. Shaaban) / 169

2. METHODS FOR CALCULATING THE VISCOSITY INDEX HYDRAULIC OIL

(Ioana Stanciu) / 177

3. NEW METRICS FOR RESEARCH OUTPUTS FROM THE CHEMISTRY DEPARTMENT IN VALAHIA UNIVERSITY OF TARGOVISTE

(Silviu Jipa, Laura Monica Gorghiu, Crinela Dumitrescu, Calin Oros) / 181

SECTION C – Physics

1. ELECTRICAL PROPERTIES OF ARGEMONE SEEDS AT VARIABLE MOISTURE CONTENTS

(Mohammed Shafi Khan, Vishal Singh Chandel, Rajiv Manohar) / 193

2. QUARTZ CRYSTAL MICROBALANCE: NANO-SENSOR FOR CYANIDE DETECTION

(Ioana Daniela Dulama, Ion V. Popescu, Gheorghe Valerica Cimpoca, Cristiana Radulescu, Ioan Alin Bucurica, Iulian Bancuta) / 201

3. INVESTIGATION OF PROJECTILE MOTION ON THE INCLINED PLANE

(Mehdi Jafari Matehkolaee, Amirala Bahrami Derasele, Reza Kalantari) / 207