Ex Emeritus Scientist at CSIR-CEERI, India
Dr. Vishnu Srivastava is a distinguished scientist recognized for his extensive contributions in microwave engineering and advanced device development. His expertise spans the design of high-power microwave systems, vacuum devices, and applications in satellite and defense. Communication has been a central theme of his work, where innovations in devices ensured reliability in radar, satellite, and security systems. Through his leadership, communication in interdisciplinary teams flourished, resulting in impactful research outputs. His career reflects dedication to advancing communication technologies while mentoring the next generation of researchers. By bridging theory and practical applications, Dr. Srivastava strengthened communication between academia and industry. His legacy continues to influence scientific progress, with communication-driven innovations remaining at the core of his endeavors.
Professional Profile
ORCID Profile | Scopus Profile
Education
Dr. Vishnu Srivastava pursued his higher education with a strong foundation in physics and engineering, which later transformed into pioneering research in communication-based technologies. His academic journey provided him with the expertise to design and model high-power microwave devices that shaped the communication field. At each step of his learning, communication played a crucial role in sharing knowledge, fostering collaborations, and strengthening academic networks. His doctoral research emphasized advanced modeling, a milestone in communication-related device design. By actively engaging with global scholars, he enhanced communication across diverse scientific communities. The integration of theoretical insights with practical challenges became his strength. His academic achievements reflect a commitment to communication, innovation, and excellence in applied science.
Experience
Dr. Vishnu Srivastava’s professional career at premier institutions highlights his pioneering role in developing communication-centered microwave systems. Serving in leadership roles, he directed projects that advanced communication devices for satellite, radar, and broadband systems. His professional journey demonstrates how effective communication within teams, across institutions, and internationally led to impactful achievements. As a visiting fellow in global universities, he strengthened communication networks between India and international partners. His extensive supervision of students further emphasized communication in knowledge transfer and mentorship. Throughout his career, he balanced research, teaching, and leadership with communication as the foundation. His expertise continues to inspire peers, proving that professional excellence depends greatly on strong communication across scientific and technical domains.
Research Interest
Dr. Vishnu Srivastava’s research interests focus on high-power vacuum and nanoelectronic devices designed for advanced communication applications. His innovative efforts include terahertz technologies for ultra-broadband communication, security systems, and medical imaging. Communication lies at the center of his investigations, as he designs devices that improve speed, efficiency, and clarity of information transfer. His research also emphasizes computational modeling, simulation, and device performance optimization, where communication between theoretical models and experimental outcomes plays a critical role. Collaborations with international teams enriched his research, enhancing global communication in scientific discovery. His passion remains in integrating physics, engineering, and emerging technologies for communication innovations. Through his interests, Dr. Srivastava reinforces communication as a driving force of technological progress.
Award and Honor
Dr. Vishnu Srivastava has been honored with numerous awards in recognition of his pioneering contributions to communication-driven microwave and vacuum device research. His awards highlight breakthroughs in communication technologies that influenced satellite, radar, and defense systems. Each award underscores his ability to integrate science and communication, producing impactful advancements. International recognition further reflects how his contributions strengthened communication networks between global researchers. Honors for excellence in engineering papers and project leadership demonstrate his commitment to communication across academia and applied sciences. Through fellowships, collaborations, and seminars, he showcased the importance of communication in knowledge sharing. These accolades validate his lifelong dedication to innovation, research, and communication, setting high standards for future scientists.
Research Skill
Dr. Vishnu Srivastava possesses exceptional research skills, particularly in the modeling, design, and development of communication-based microwave and terahertz systems. His ability to integrate analytical methods with experimental validation reflects his strong communication between theory and practice. Skilled in computational analysis, he developed codes that are widely used for communication device simulations. His mentorship of doctoral and graduate students demonstrates his skill in communication for teaching and guidance. International projects further showcase his ability to apply research skills in global communication contexts. His expertise in device efficiency and power handling adds unique dimensions to communication technology. Overall, his research skills illustrate a balance of creativity, precision, and communication that continues to impact modern engineering.
Publication Top Notes
Title : Simulation of Planar THz TWT with Sheet Beam Using 1-D Large Signal Model
Citation : 0
Year : 2025
Title : Enhancing Nonlinearity in Space-Time Wave Analysis: Unraveling Causes and Effects for Improved Understanding
Citation : 0
Year : 2025
Title : Simulation of THz BWO with Sheet Beam Using SUNRAY-1D Code Simulation
Citation : 0
Year : 2025
Title : Design of Compact, Coherent, High Power THz Backward-Wave Oscillator
Citation : 1
Year : 2025
Title : Design of High Power THz TWT Amplifier for 6G Wireless-Communication System
Citation : 3
Year : 2025
Title :Parallel implementation of space charge force calculation in SUNRAY-1D using MPI
Citation : 0
Year : 2025
Title : Design of a Microfabricated Planar Slow Wave Structure for a 0.22-THz TWT for Communication, Imaging and Remote Sensing
Citation : 6
Year : 2019
Title : Integrated model for design of SWS and beam-wave interaction analysis of a planar THz sheet-beam TWT
Citation : 2
Year : 2019
Title : Simplified Analytical Approach of Designing Slow- Wave-Structure for a Compact, High Power, Terahertz Source for Spectroscopy, Imaging and Radar
Citation : 1
Year : 2019
Title : GA-based optimisation of the interaction structure of an X-band helix travelling wave tube
Citation : 5
Year : 2018
Conclusion
In conclusion, Dr. Vishnu Srivastava’s career exemplifies how communication forms the backbone of scientific achievement. His pioneering contributions to microwave and terahertz systems transformed communication in satellite, radar, and security applications. Beyond technology, he emphasized communication in mentoring, collaboration, and global engagement, ensuring long-lasting academic influence. His professional journey reflects how communication bridges theory with application, science with society, and individuals with collective progress. With awards, publications, and recognition, his life’s work underscores the indispensable role of communication in advancing knowledge. The legacy of Dr. Srivastava demonstrates that communication is not just a tool but a foundation of innovation. His contributions remain a guiding light for future scientists dedicated to communication-centered progress.