Poverty remains one of the most critical development challenges globally, particularly in low income agrarian countries such as Ethiopia, where rural livelihoods depend heavily on agriculture and multidimensional ...

Food insecurity remains a major humanitarian and development challenge in African countries. Understanding its distribution, underlying determinants, and future trajectories is essential for strengthening early-warning ...

Lead-tin (Pb-Sn) mixed perovskite solar cells (PSCs) enable bandgap tuning (1.1–1.4 eV), reduce toxicity, and offer great potential for efficient all-perovskite tandem devices. Although they exhibit promising optoelectronic ...

The purpose of this dissertation is to study the strong minimum/maximum principle and to investigate various Louisville-type theorems for partial trace equations with nonlinear gradient terms. To investigate the problems ...

Nonlinear problems, including variational inequality problems and fixed point problems, are pervasive in various fields like physics, optimization, and economics. These problems often lack closed form solutions and pose ...

Scientific interest in nano particles of various shapes and morphology is growing proportionally. Besides the distinct size characteristic, properties of nano particles vary widely with alteration of structural and ...

The purpose of this study was to identify and analyze the problems faced by teachers in teaching mathematics at Adet town administration secondary schools West Gojjam, Amhara Region, Ethiopia and also to find causes of ...

Transition metal complexes are endowed with properties suitable for inhibition of bacterial infectious diseases. Based on this, identification and synthesis of new transition metal complexes is a passion for scientists. ...

Medicinal plants have been used for treatments of various diseases and still play an important role to cover the basic health needs in the developing countries. In this study, phytochemical screening, determination of total ...

Sorghum is a widely cultivated crop in arid and semi-arid regions, particularly in sub-Saharan African countries. Several factors have been influencing sorghum production, with genotype and genotype-by-environment interaction ...