One of the key challenges in rapid thermal processing is accurate measurement and control of the wafer temperature. Monitoring the ambient with a thermocouple is not feasible, in that the high temperature ramp rates prevent the wafer from coming to thermal equilibrium with the process chamber.
The premium tax credit is a government subsidy to help make health insurance premiums more affordable for middle and low-income people. The subsidy is only available to people with modified adjusted gross incomes from 100 to 400 percent of federal poverty level.
A tax credit is a dollar-for-dollar reduction of the income tax you owe. Tax credits reduce the amount of income tax you owe to the federal and state governments. Credits are generally designed to encourage or reward certain types of behavior that are considered beneficial to the economy, the environment or to further any other purpose the government deems important.