A FC radiator in a FC cooling system, an EV radiator in a driving device cooling system, and a condenser in an air conditioning cooling system are arranged in one plane substantially perpendicular to a direction in which a fuel cell vehicle moves forward at a front portion of the fuel cell. Various embodiments of apparatus for implementing the method are also disclosed. A second quantum well is formed between the second and third barriers. These diseases include cancer, autoimmune diseases, inflammatory diseases, acute inflammatory reactions, and allergic disorders.