| ۲۱ | Estimated intake of sweeteners, Aspartame and Acesulfame-k in Soft Drinks by HPLC-DAD | Aysan rafipoure*, Reza hosseinzadeh, Mohammad gheshlaghi, Rahele tahmasebi | 21st ICS International Chemistry Congress | 2022 |
| ۲۲ | Overproduction of polyphenolic compounds of rosmarinic acid, coumaric acid and chlorogenic acid in the Saponaria officinalis hairy roots using titanium dioxide nanoparticles (TiO2 NPs) | Ahad Hedayati, RaheleTahmasebi*, Elnaz Nourozi | 21st ICS International Chemistry Congress | 2022 |
| ۲۳ | Determination of Polycyclic aromatic hydrocarbons (PAHs) in indoor air by monolith adsorbent micro extraction copled toC-FID method | Khalil Farhadi, Mohammad Gheshlaghi*, Rahele Tahmasebi | 21st ICS International Chemistry Congress | 2022 |
| ۲۴ | A survey on antioxidant activity of Iranian shrimp waste [Penaeus Semisulcatus] | Naiema Vakili Saatloo , Parisa Sadighara, Rahele Tahmasebi*,Reza Hosseinzadeh | 21st ICS International Chemistry Congress | 2022 |
| ۲۵ | Phytoremediation of PAHS from indoor air by Mentha spicata plant | Mohammad Gheshlaghi, Rahele Tahmasebi*, Khalil Farhadi | 21st ICS International Chemistry Congress | 2022 |
| ۲۶ | Morphological and Phytochemical Responces of Anise Hyssop (Agastache foeniculum) to Foliar Application of Potasssium Silicate under NaCl Salinity Conditions | L. Piromavaneh, A. Hassani, , R. Tahmasebi, Z.Aslani | 8th National Congress on Medicinal Plants | 2019 |
| ۲۷ | Development and optimization of liquid phase microextraction with oil droplets for Extraction and Determination of Algal toxins by GC-FID | RTahmasebi*,M. Gheshlaghi, Z.Asadzadeh | The 24thICS Seminar of Analytical Chemistry | 2017 |
| ۲۸ | Chromatographic study of the interaction between Dichloromethane and estrone (E1) by solid phase microextraction, | R.Tahmasebi*,M .Gheshlaghi ,Kh.Farhadi | The 24thICS Seminar of Analytical Chemistry | 2017 |
| ۲۹ | Study the interaction between chloroform with estrone (E1) sex hormone by solid phase microextraction method based on nanoparticles coupled with GC-FID | R.Tahmasebi*,M. Gheshlaghi ,Kh.Farhadi | The 24thICS Seminar of Analytical Chemistry | 2017 |
| ۳۰ | Development of new graphene oxide nanosheet/Zrocl2 coating for solid phasemicroextraction and its application for the analysis of aliphatic chlorinated solvents | R. Tahmasebi, Kh.Farhadi, R.Maleki, M.Gheshlaghi | 22th analytical chemistry Iranian seminar | 2016 |
| ۳۱ | MWCNT/ATSB fiber for solid phase microextraction:study of benzene-17 b stradiol interaction | R.Tahmasebi, Kh.Farhadi, R.Maleki, M.Gheshlaghi, Z.Asadzade | 22th analytical chemistry Iranian seminar | 2016 |
| ۳۲ | Separation and nanocatalytic derivatization of fatty acid based polymer additives in order to quantitative analysis and release study by GC-FID | R. Maleki, Y. Nikkhahi, R. Tahmasebi, M. Gheshlaghi | 23 th Iranian Seminar of Organic Chemistry | 2015 |
| ۳۳ | Spectophotometric investigations on interaction of Rhodamine 6G dye and sex hormones | Rahele Tahmasebi, Khalil Farhadi | the first regional chemistry conference payame Noor University- urmia | 2013 |
| ۳۴ | Preparation of a sol-gel based SPME fiber for analysis of aliphatic alcohols in apple juice and concentrate samples | Ramin Maleki, Raheleh Tahmasebi Khalil Farhadi | The 16th Iranian Seminar of Analytical Chemistry | 2009 |
| ۳۵ | Evaluation of soil pollution to heavy metals as a result of industrial activities around the industrial town of Urmia city | Fariba Abdi saray, Mohammad Gheshlaghi, Rahele Tahmasebi,Reza Hosseinzadeh | یازدهمین سمینار بین المللی شیمی و محیط زیست | 1403-06-05 |
| ۳۶ | Determination of Algal Metabolites (2 Methylisoborneol, Geosmin, IPMP, IBMP) in Urmia lake Based on Oil Droplets Microextraction Method coupled GC-FID | Rahele Tahmasebi, Mohammad Gheshlaghi ,Naiema Vakili Saatloo,Parham Nikkhahi, | یازدهمین سمینار بین المللی شیمی و محیط زیست | 1403-06-05 |
| ۳۷ | fatty acid methyl ester used Comparison of some common oilseeds in pharmaceutical industry | Aysan rafipour, Reza hosseinzadeh, Rahele tahmasebi, Mohammad gheshlaghi | دهمین کنگره ملی گیاهان دارویی | 1402-04-21 |
| ۳۸ | Screening of catharanthine, vindoline, vinblastine and vincristine in different cultivars of catharanthus roseuse | سیاوش همتی-احد هدایتی- مجید قربانی-راحله طهماسبی-بهمن حسینی | دهمین کنگره ملی گیاهان دارویی | 1402-04-21 |
| ۳۹ | Comparison of some common oilseeds fatty acid methyl ester used in pharmaceutical industry | Aysan rafipour1, *, Reza hosseinzadeh1, Rahele tahmasebi1, Mohammad gheshlagi | دهمین کنگره ملی گیاهان دارویی | 1402-04-21 |
| ۴۰ | Analysis of polyphenolic compounds in extracts from leaves of some catharanthus roseus cultivars by high performance liquid chromatography | احد هدایتی، سیاوش همتی، الناز نوروزی، راحله طهماسبی، علیرضا امیرصادقی | نهمین کنگره ملی گیاهان دارویی | 1401 |