Inspected the alloys material products, optimized the the in-house magnetic measurement, developed the rapid solidification of molten alloys, and identified its commercial application

Gave the student a general and practical knowledge of basic electronics, including• physics knowledge of circuit elements, such as diodes, transistors, etc.• filters, amplification, rectification, and other general functional circuits• interfacing and data acquisition with Arduino

Maintained/Troubleshoot the cryogenic magnetometer for the university user facility and provided customers the training/service

I focus on developing, characterizing and optimizing magnetic alloys that undergo phase transitions near room temperature— Managed/Maintained the in-house powder X-ray diffractometer and provided the training/consultation for the crystal structural refinement— Designed the magnetic materials by manipulating the composition and/or the heat treatment process— Managed programmatic process on multiple projects, and established and maintained the local and remote collaborative relationship— Maintained the experimental instruments, provided the technical notes and troubleshooting, and trained users, including students and staff— Calibrated and optimized the hardware of the high-pressure apparatus, including multi-anvil press/chamber and high-pressure piston-cylinder setup— Developed the comprehensive python-based program to monitor and to automate metallurgical synthesis instrument— Automated the experimental analysis and processes by C++ programs

I conducted research in inorganic chemistry with emphasis on binary and ternary phosphides and arsenides materials. I worked on material synthesis and characterization of their properties, with emphasis on the magnetic properties, crystal structures and transition nature of these materials. Therefore, I make heavy use of X-ray diffractometer to identify the crystalline structure, the magnetometer to identify the magnetic properties, and the calorimeter to explore the transition nature of materials. In addition, I constructed the computational model to elaborate the experimental results and conducted a comprehensive literature review on relative materials. In combination with these efforts, I aim at constructing sound manufacturing guidelines for engineering the desired magnetocaloric and superconducting materials.Key Accomplishments :— Built up the automatic temperature regulator in the metalorganic vapor phase epitaxy (MOCVD) apparatus to improve the material synthesis productivity and qaulity— Developed the experimental strategy in the collaborative environment within the limitation of time and resource— Comprehensively literature review on binary phosphides, and their magnetic, structural and electronic properties

As a postdoctoral research associate, I conducted on Ni-Mn-In magnetocaloric alloys, including analyses of new data from Advanced Photon Source, and follow-up calorimetric measurements; assist with supervision of graduate students in the research lab, in particular, working on setting up improved high-temperature NMR probe; finalize computed DFT properties of BaGa4 and related materials with the aim of completing a paper on this work; and work with graduate students to help them learn DFT methods with which these calculations can be continued in the futureKey Accomplishments :— Mentored graduate students to improve radio frequency circuit in cryogenic NMR measurement probe— Developed the research proposal for national experimental facility and high-preformance computing center

I focused on characterizing the next-generation applicable materials, especially with the thermoelectric and magnetocaloric properties. As motivated strongly by potential applications and impact of my research in contemporary society, I did whatever to drive my project forward. This experience fully manifest my extensive problem-solving skills across materials fabrication, instrumentation and scientific computing. Specifically, it sharpened my expertise in metallurgy, nuclear magnetic resonance, x-ray diffraction, specific heat and scientific programming. My research results published in numerous prestigious journals have well demonstrated my diverse capabilities and broad experience.Key Accomplishments :— Constructed the 1900 C state-of-the-art furnace with the temperature controller from discarded hardware— Optimized the signal-to-noise ratio due to the fluorescence on the conventional X-ray spectrometer— Proficient in Rietveld refinement to characterize the crystallography properties of materials in detail— Designed the nuclear magnetic resonance (NMR) experiments and developed the corresponding analysis— Triple the computation capability by independently building 3-nodes PC server— Improved the traditional calorimetric analysis and applied successfully on materials with 1st order transitions

As a teaching assistant in undergraduate electricity and magnetism course, I was in charge of the recitation and lab. The knowledge in electricity and magnetism is essential for students from science and engineering background. I taught students how to analyze complex problems and gave a strong quantitative background which can be applied in technical problem or fundamental research. This experience enhanced my presentation and communication skills. I enjoy watching their growth in their own professional career. Key Accomplishments :— In charge of 3 sessions of the recitations and lab composed of 20 undergraduates— Design the quiz after the recitations to evaluate the students’ understanding— Enhanced students understand the physical concept through the laboratory

I aimed to explore fundamental properties of mesoscopic systems, especially single molecules and nanoelectronics, and to develop the integrated devices for real-world applications. To reach this goal, we utilized computational tools and built the collaborative relation with experimentalists and theorists from diverse backgrounds. This experience built my professionalism of scientific computing research and develop my skill to manage the projects.Key Accomplishments :— Conducted the high-performance computing research on the conductivity of the organic semiconductor device— Successfully constructed the dynamic state of experiments by means of computational quantum chemistry— Built a successful physical model which is applicable to exploring the detailed mechanism of the electrical transport in mesoscopic systems

I was devoted to the study of the low dimensional electronic device made of GaAs, GaN and InN. During these days, I conducted crygenic temperature measurement under the ultra-high vacuum and fabricated the semiconductor device in the clean room. As a research assistant supported by the grant, I managed to make maximum progress in the project under the minimal supervision. I enjoyed the experimental process of fabricating the device and doing the measurements in the collaborative environment. The trial-and-error methods never frustrated me but strengthened my curiosity to find all the answers to the physical phenomena.Key Accomplishments :— Well-trained for the semiconductor device fabrication in the clean room such as mask aligner, thermal evaporation and photolithography— Conduct the magnetoresistivity measurement of two-dimensional electron systems, especially in AlGaN/GaN and AlGaAs/GaAs heterojunction