They are widely used in several important technological fields such as magnetic materials catalysts, magnetic fluids, microwave devices, and high-sensitive gas sensors [13 15].
The design and study of new materials with specific properties is interesting in several scientific and technological fields.
Fluid convection at vertical plates, resulting from buoyancy forces, has found applications in several industrial and technological fields such as heat exchangers, electronic cooling equipments, aeronautics, and nuclear reactors.
For the last several decades, fractional calculus has found diverse applications in various scientific and technological fields such as control theory, computational fluid mechanics, signal and image processing, and many other physical processes (see, for instance, [1] for further applications).
Despite these problems, Iran has progressed in various scientific and technological fields, including petrochemical, pharmaceutical, aerospace, defense, and heavy industry.
Technology: There are several technological challenges in telemedicine.
Several technological options are available today in the field of sewage treatment, including conventional aerobic treatment in ponds, trickling filters, and activated sludge plants, direct anaerobic treatment, and a combination of aerobic and anaerobic treatments.
The applications of various forms of radiation in medicine and technological fields are touched upon as well.
