Essays on Kawai

Lab Report

Introduction The piezoelectricity concept was first used approximately 80 years ago. For the piezo effect to apply, quartz is essential. When pressure is applied to quartz electrical fields and electrical charges result. This was found to be very essential as it lead to a wide range of applications. A scientist by the name Langevin was the first to find a suitable application for the technology. Langevin, a Frenchman used quartz in an ingenious way to develop the first ever sonar. He was able to send and receive sound under water. The present day technology borrowed a lot from this ...

The role and regulation of Mauritius financial institutions

Mauritius is the largest island in the world. It is one of Africa’s economy that is stable, competitive and success. The state of the economy has enabled the country to be both vibrant and thriving in sectors such as the export sector, offshore financial sector, and manufacturing. The success has allowed the country to attain a Gross Domestic Product of $11.9b. Also, its convenient position has enabled it to be an established international financial center with easy access to Asia, Europe Middle East and South Africa enabling active investment. The report aims to understand the roles and regulation ...

Influence of Temperature and Neurotransmitters on Heart Rate in crayfish

TA for the Experiment: Introduction The cardiovascular system achieves key physiological functions in animals. Particularly, crayfish (Procambarus clarkia), also known as freshwater lobster, have been used to study physiological processes. This is because it is easier to study them in this species than in any other organism. In Crayfish, the circulatory system is open. Blood moves from the heart through the arteries and goes back through the open sinuses. Their heart is located in the cephalotorax, in front of the first abdominal segment, in the dorsal portion. Basic heart rate beat and rhythm in adult crustaceans depends on a ...