AJRSP

International peer-reviewed journal
ISSN: 2706-6495
Email: editor@ajrsp.com

Coming Issue: 83
Publication Date:
5 March 2026

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ajrsp

Issue 13

The thirteenth issue of Academic Journal of Research and Scientific Publishing, Data of publication on 5-5-2020. The issue contains three valuable papers in Chemistry, Mechanical engineering, and Medical science. All papers are open access for download

Papers List

Residual Bromate Assessment in Bread Samples from Tajoura city bakeries, Libya

By: H.B. Alhanash(1), N.A. Edriss(2), S.M. Ksheid(1), and R.A.M. Issa(2) | Advanced Lab of Chemical Analysis/ Tajoura-Tripoli(1), Chemistry Department, Faculty of Education, University of Tripoli Libya(2).
Email: hana_hanash@yahoo.com

Abstract:
A total of 25 randomly purchased bread samples were analyzed in this study from 25 different bakeries in Tajoura city. Bread in Libya is highly consumed among all socioeconomic groups; it is mainly consumed in breakfast, dinner and school meals. Potassium bromate is the most popular additive used in bakery industry worldwide. Bakeries in the US used Potassium bromate as bread improver since 1914 to increase bread volume and texture and improve bread production.

Keywords:

Bread, potassium bromate, carcinogen, spectrophotometer

Air Conditioning Booster

By: Ehab Nader Tuffaha | Mechanical engineering, Hashemite university - Jordan

Email: ehabtuffaha@yahoo.com

Abstract:
The study trying to utilize and allows to harness the natural and free solar energy gotten from the sun by converting the additional free enthalpy gotten as thermal and kinetic energy likewise into useful power; on other words the main concern is increasing the COP. This type of AC will use as much solar energy as is available and convert the solar energy directly to replace the equivalent amount of AC power from the mains provider.

Keywords:
HVAC; Solar radiation; R 134a; thermodynamics; momentum

Effect of Low Estrogen Hormone Level on Women in Menopause

By: Dr. Mona Ahmed Alsharif | PhD at faculty of medicine - Julius-Maximilians-Universität Würzburg – Germany
Email: Monaa1975@yahoo.fr

Abstract:
Menopause is defined as the time of the last menstrual period which is followed by 12 months of amenorrhea. Menopause is a time in which hormonal fluctuations occur in the females` body. Estrogen is responsible for many mechanisms inside the body. The symptomatic changes begin since the perimenopause transition till the permanent cessation of menstrual cycle. Ovaries are the only source of estrogen and progesterone.

Keywords:
Estrogen Hormone, Hormone Level, Women, Menopause

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