Mrs. Ralitsa Uzunova | Physical Chemistry | Best Researcher Award

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Mrs. Ralitsa Uzunova | Physical Chemistry | Best Researcher Award

Mrs. Ralitsa Uzunova | Physical Chemistry | PhD student/ Researcher at Department of Chemical and Pharmaceutical Engineering, sofia university, Bulgaria

Ralitsa Ivanova Uzunova is a dedicated Ph.D. student and researcher in the Department of Chemical and Pharmaceutical Engineering at Sofia University “St. Kliment Ohridski.” With a strong background in chemistry, she holds a Bachelor’s degree in “Chemistry” and a Master’s in “Medicinal Chemistry.” Over the past seven years, she has actively contributed to various research projects, particularly in surfactant solutions, interfacial tension, and adsorption studies. She has participated in 13 national and international conferences, delivering nine oral presentations, including at the prestigious 37th European Colloid and Interface Society Conference and the 19th European Student Colloid Conference. Her collaborations extend to industry giants like Unilever and S.C. Johnson, as well as the National Science Fund of Bulgaria. Ralitsa’s work focuses on understanding volatile molecules’ adsorption-desorption mechanisms, which are crucial in cosmetics, household products, and pharmaceuticals. Her dedication to research has led to two indexed journal publications, benefiting the broader scientific community.

Professional Profile :         

Orcid

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Summary of Suitability for Award:

Ralitsa Ivanova Uzunova is an emerging researcher in the field of Chemical and Pharmaceutical Engineering, specializing in surface chemistry, interfacial tension, and adsorption phenomena. With a strong academic background (Bachelor’s in Chemistry and Master’s in Medicinal Chemistry), she has gained seven years of research experience at Sofia University “St. Kliment Ohridski.” Her participation in eight research projects, two indexed journal publications, and four industry collaborations with Unilever, S. C. Johnson, and others demonstrate her contribution to applied research. Additionally, her active engagement in national and international conferences (including the 37th European Colloid and Interface Society Conference) highlights her role in scientific dissemination. Her work on volatile molecules used in cosmetics and household formulations has both theoretical significance and industrial application, aligning well with the criteria for excellence in research. Ralitsa Ivanova Uzunova is a deserving candidate for the “Best Researcher Award”, given her multifaceted contributions to chemical engineering research, industrial collaborations, and scientific impact. Her interdisciplinary expertise in cosmetics, pharmaceuticals, and surface chemistry showcases her ability to bridge academia and industry, making her an ideal contender for this prestigious recognition.

🎓Education:

Ralitsa Ivanova Uzunova pursued her higher education in chemistry with a keen interest in interdisciplinary applications. She obtained her Bachelor’s degree in Chemistry from Sofia University “St. Kliment Ohridski,” where she built a strong foundation in chemical principles and analytical techniques. Following her undergraduate studies, she completed a Master’s degree in Medicinal Chemistry, focusing on bioactive compounds and their applications in pharmaceuticals and healthcare. Currently, she is pursuing a Ph.D. in Chemical and Pharmaceutical Engineering, specializing in surfactant solutions, interfacial tension, and adsorption phenomena. Throughout her academic journey, she has been actively engaged in research and has collaborated with industrial partners on multiple projects. Her educational background has equipped her with expertise in static and dynamic interfacial tension, cleaning mechanisms, and volatile molecule adsorption-desorption processes. Ralitsa continues to expand her knowledge through research collaborations, conference presentations, and scientific publications.

🏢Work Experience:

Ralitsa Ivanova Uzunova has amassed seven years of experience in research and academia while working in the Department of Chemical and Pharmaceutical Engineering at Sofia University. Her expertise spans static and dynamic interfacial tension, surfactant solutions, and oil drop attachment/detachment studies. She has contributed to eight research projects, collaborating with industry leaders such as Unilever, S. C. Johnson, and the National Science Fund of Bulgaria. Additionally, she has been involved in four consultancy/industry projects, applying her knowledge to real-world challenges in cosmetics and household chemistry. Ralitsa has actively participated in 13 national and international conferences, delivering nine oral presentations, including at prestigious European colloid conferences. Her research has resulted in two indexed journal publications, contributing valuable insights into volatile molecule interactions. Her work is instrumental in developing formulations for personal care and industrial applications, bridging the gap between scientific research and industrial needs.

🏅Awards: 

Ralitsa Ivanova Uzunova has been recognized for her exceptional contributions to the field of chemical and pharmaceutical engineering. She has received multiple accolades for her oral presentations at international conferences, particularly at the 37th European Colloid and Interface Society Conference and the 19th European Student Colloid Conference, where her work on interfacial tension and surfactant solutions was highly appreciated. As a member of the Bulgarian Association of Cosmetologists, she has contributed significantly to research in cosmetics and household chemistry. Her research collaborations with Unilever and S. C. Johnson have also been acknowledged for their impact on industrial formulations. Additionally, her involvement in National Science Fund of Bulgaria projects has played a crucial role in advancing knowledge in volatile molecule adsorption-desorption mechanisms. Ralitsa is currently nominated for the Best Researcher Award, recognizing her dedication to scientific excellence and innovation in colloid and interface science.

🔬Research Focus:

Ralitsa Ivanova Uzunova’s research focuses on static and dynamic interfacial tension, surfactant solutions, and volatile molecule interactions. Her work explores the bulk properties and adsorption behaviors of surfactants, which are crucial in cleaning, cosmetics, and pharmaceutical applications. She investigates the attachment/detachment of oil drops, enhancing formulations for detergents, skincare, and industrial surfactants. A significant part of her research delves into volatile molecule adsorption and desorption at interfaces, examining compounds like menthol, geraniol, linalool, benzyl acetate, and citronellol, widely used in personal care products and medicine. Her studies provide critical insights into optimizing formulations for enhanced stability, efficiency, and sustainability. Through collaborations with Unilever, S. C. Johnson, and the National Science Fund of Bulgaria, she applies her findings to industrial applications. Her work contributes to improving product performance, environmental sustainability, and the development of novel surfactant-based systems, making significant advancements in colloid and interface science.

Publication Top Notes:

“Quantitative characterization of the mass transfer of volatile amphiphiles between vapor and aqueous phases: Experiment vs theory”​

“Kinetics of transfer of volatile amphiphiles (fragrances) from vapors to aqueous drops and vice versa: Interplay of diffusion and barrier mechanisms”

Dr. SHEKHAR RAPARTHI | Analytical Chemistry | Best Researcher Award

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Dr. SHEKHAR RAPARTHI | Analytical Chemistry | Best Researcher Award

Dr. SHEKHAR RAPARTHI | Analytical Chemistry | SCIENTIFIC OFFICER/H at NATIONAL CENTER FOR COMPOSITIONAL CHARACTERISATION OF MATERIALS,  India

Shekhar Raparthi is a Scientific Officer / H at the National Centre for Compositional Characterisation of Materials (NCCCM), BARC, Hyderabad. With over three decades of expertise in analytical chemistry, he specializes in trace and ultra-trace characterization of metals, alloys, and high-purity materials. His pioneering work in glow discharge quadrupole mass spectrometry and electrolyte cathode discharge atomic emission spectrometry has significantly advanced compositional analysis. Holding a Ph.D. in Chemistry from JNTU, Hyderabad (2008), he has published extensively in reputed international journals and served as a peer reviewer. Currently leading the ultra-trace analysis section at NCCCM since 2023, he is an esteemed member of India Society for Mass Spectrometry (ISMAS) and Indian Society of Analytical Science (ISAS). His contributions to spectrometric techniques have practical applications in industrial and nuclear material characterization, making him a respected figure in analytical and green chemistry research.

Professional Profile :         

Scopus  

Summary of Suitability for Award:

Dr. Shekhar Raparthi is a highly accomplished researcher specializing in trace and ultra-trace characterization of materials using mass and spectrometric techniques. With over 32 publications in high-impact journals, an h-index of 14, and 631 citations, he has made significant contributions to analytical chemistry. His pioneering research includes the development of infrared spectroscopic methods, glow discharge quadrupole mass spectrometry (GD-QMS), and novel electrolyte cathode discharge atomic emission spectrometric sources. These innovations have advanced material characterization techniques, benefiting the scientific community and industries dealing with high-purity materials, metals, and alloys. Dr. Raparthi’s extensive research contributions, innovative methodologies, and commitment to advancing analytical chemistry make him an ideal candidate for the “Best Researcher Award.” His work has been recognized through numerous international publications, and his role as the head of the ultra-trace analysis section at NCCCM, BARC, further solidifies his impact in the field.

🎓Education:

Shekhar Raparthi pursued his M.Sc. in Chemistry from the University of Hyderabad in 1993, where he developed a strong foundation in analytical chemistry. Following this, he underwent a one-year orientation program at BARC in 1994, gaining specialized training in advanced compositional characterization techniques. His academic journey culminated in a Ph.D. in Chemistry from Jawaharlal Nehru Technological University (JNTU), Hyderabad, in 2008. His doctoral research focused on the development of advanced mass spectrometric methodologies for the ultra-trace analysis of metals and high-purity materials. Over the years, he has continuously expanded his expertise through research, peer-reviewed publications, and participation in international analytical chemistry conferences. His educational background has been instrumental in his ability to innovate in trace and ultra-trace analysis techniques, making significant contributions to the field of analytical chemistry.

🏢Work Experience:

Shekhar Raparthi began his professional career in 1994 as a Scientific Officer/C at NCCCM, BARC, Hyderabad, specializing in the compositional characterization of various materials. Over the past 30 years, he has developed novel analytical methodologies for metals, alloys, and high-purity materials using mass spectrometric and spectroscopic techniques. His expertise includes glow discharge quadrupole mass spectrometry and electrolyte cathode discharge atomic emission spectrometry, contributing to advancements in trace and ultra-trace analysis. His work has been widely recognized, leading to 32 publications in reputed international journals. Since 2023, he has been heading the ultra-trace analysis section at NCCCM, overseeing critical research in compositional characterization. He is also an active peer reviewer for international journals. With extensive experience in spectrometric techniques, Shekhar Raparthi plays a key role in material characterization for nuclear, industrial, and high-tech applications.

🏅Awards: 

Shekhar Raparthi has received several accolades for his significant contributions to analytical chemistry and mass spectrometry. His infrared spectroscopic method for oxygen quantification in TiCl₄ was widely appreciated in the titanium industry, earning him recognition in the field. His research on glow discharge quadrupole mass spectrometry and matrix volatilization methodologies for ultra-trace characterization of high-purity germanium has been published in top international journals, including Analytical Chemistry. His expertise in trace element analysis has made him a valuable asset to BARC and the Indian scientific community. As a distinguished member of ISMAS and ISAS, he actively contributes to the advancement of analytical sciences in India. While he has not listed specific awards, his impactful research, numerous peer-reviewed publications, and leadership in ultra-trace analysis solidify his reputation as a leading scientist in compositional characterization.

🔬Research Focus:

Shekhar Raparthi’s research revolves around trace and ultra-trace characterization of materials using advanced mass spectrometric and spectroscopic techniques. His work plays a crucial role in ensuring the purity and compositional accuracy of metals, alloys, and high-purity materials. He has pioneered glow discharge quadrupole mass spectrometry (GD-QMS) for detecting impurities at ultra-trace levels. Additionally, his development of matrix volatilization methodologies has enhanced the characterization of high-purity germanium, a material critical in semiconductor and radiation detection applications. His innovations in electrolyte cathode discharge atomic emission spectrometry (ECD-AES) have improved the sensitivity and precision of trace element analysis. His research significantly contributes to nuclear, industrial, and advanced material applications, ensuring high accuracy in material compositional studies. As the head of the ultra-trace analysis section at NCCCM, his expertise in **

Publication Top Notes:

In-situ Ti–Ir and ammonium thiocyanate modifiers for improvement of sensitivity of Sc to sub parts per billion levels and its accurate quantification in coal fly ash and red mud by GFAAS

Hydrophobicity induced graphene oxide based dispersive micro solid phase extraction of strontium from seawater and groundwater prior to GFAAS determination

Direct determination of ultra-trace sodium in reactor secondary coolant waters and other waters by electrolyte cathode discharge atomic emission spectrometry

Citation Count: 1