Syllabus

1. Deposition of metal films by thermal evaporation technique.
2. Variation of resistance of Pt100 with temperature.
3. Resistance - temperature characteristic of a NTC thermistor.
4. Creation of vacuum and its characteristics with time.
5. Resistivity measurement of a superconducting material at low temperature.
6. Study of dielectric constant of a given material as a function of temperature.
7. Strain measurement of a given material as a function of temperature and magnetic field.
8. Measurement of conductance of given vacuum bellow using a rotary vane pump.

To learn the principles and techniques of thin film deposition, particularly thermal evaporation, and understand its applications in materials science.

To learn the experimental skills in measuring and analyzing the temperature dependence of resistance in different materials, including Pt100 sensors and NTC thermistors.

To understand the concepts of vacuum technology, including the creation and characterization of vacuum conditions, and its importance in low-temperature physics experiments.

To learn about the superconducting materials, including the measurement of resistivity as a function of temperature.

5. To learn the dielectric properties, strain behavior, and conductance variations of materials under varying temperature and magnetic field conditions.

At the end of the course, students will be able to:
CO1: Demonstrate proficiency in thin film deposition techniques and analyze the impact of deposition parameters on film properties.

CO2: Measure and interpret the resistance-temperature characteristics of different materials, including thermistors and superconductors.

CO3: Operate and analyze vacuum systems, understanding the relationship between vacuum creation and system characteristics over time.

CO4: Evaluate the dielectric constant, strain, and conductance properties of materials under different environmental conditions, such as temperature and magnetic field variations.

CO5: Develop problem-solving skills and critical thinking in experimental low-temperature physics, preparing them for research or industry applications.

Laboratory Manual, Laboratory Manual, Department of Physics and Astronomy , NIT Rourkela.

A. Chambers, Basic Vacuum Technology, CRC Press LLC , 2nd Edition (1998).

P. V. E. McClintock, D. J. Meredith, J. K. Wigmore, Low-Temperature Physics: an introduction for scientists and engineers: An introduction for scientists and engineers, Springer , 1st Edition (2012).

F. Pobel, Matter and Methods at Low Temperatures, Springer (2007).