یونس ولدبیگی

استادیار

تاریخ به‌روزرسانی: 1403/07/04

یونس ولدبیگی (عضو هیات‌علمی)

علوم پایه / شیمی

مقالات علمی چاپ شده در مجلات

  1. "Noble gas cations as Lewis acids: Adduct formation with Lewis bases with high ionization energies"
    Younes Valadbeigii, Jean-François Gal
    CHEMICAL PHYSICS, Vol. 571, pp.1-8, 2023
  2. "Superbasicity of imines with bicyclo[5.1.0]octa-1,3,5,7-tetraene scaffold due to electron delocalization in the conjugated acids"
    Younes Valadbeigii, Reza Taheri
    Computational and Theoretical Chemistry, Vol. 1222, pp.1-6, 2023
  3. "Effect of ion source polarity and dopants on the detection of auxin plant hormones by ion mobility-mass spectrometry"
    Vahideh Ilbeigi, Younes Valadbeigii, Ladislav Moravsky, Stefan Matejcik
    ANALYTICAL AND BIOANALYTICAL CHEMISTRY, Vol. 414, pp.6259-6269, 2022
  4. "Solid Phase Microextraction-Multicapillary Column-Ion Mobility Spectrometry (SPME-MCC-IMS) for Detection of Methyl Salicylate in Tomato Leaves"
    Vahideh Ilbeigi, Younes Valadbeigii, L’udmila Slovakova, Stefan Matejcik
    JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY, Vol. 70, pp.15593-15601, 2022
  5. "Synthesis of polyfunctionalized imidazopyridine carbonitrile and pyridopyrimidine carbothioamide derivatives"
    Samiyeh Yosefada, Mohammad Bayat, Younes Valadbeigii
    MOLECULAR DIVERSITY, Vol. 26, 2022
  6. "Acidity enhancement of sulfonic acid derivatives by hydrogen bond networks"
    Younes Valadbeigii
    Computational and Theoretical Chemistry, Vol. 1193, pp.1-8, 2021
  7. "Comparison of the positive and negative modes of corona discharge ion source for direct determination of aspirin in urine by ion mobility spectrometry"
    Younes Valadbeigii, Vahideh Ilbeigi, , Majid Soleimani
    INTERNATIONAL JOURNAL OF MASS SPECTROMETRY, Vol. 470, pp.1-6, 2021
  8. "Rapid and simple determination of gabapentin in urine by ion mobility spectrometry"
    Younes Valadbeigii, Vahideh Ilbeigi, , Majid Soleimani
    JOURNAL OF PHARMACEUTICAL AND BIOMEDICAL ANALYSIS, Vol. 197, pp.1-6, 2021
  9. "Formation of anionic clusters of triols in the atmospheric pressure chemical ionization source: An ion mobility spectrometry and theoretical study"
    Younes Valadbeigii, Vahideh Ilbeigi, Zahra Khodabandeh
    CHEMICAL PHYSICS LETTERS, Vol. 777, pp.1-6, 2021
  10. "Organometallic superacids and hyperacids: Acidity enhancement by internal bonding with a strong electron-pair acceptor group BX2"
    Younes Valadbeigii, Jean-François Gal
    CHEMICAL PHYSICS LETTERS, Vol. 763, 2021
  11. "Using gas-phase chloride attachment for selective detection of morphine in a morphine/codeine mixture by ion mobility spectrometry"
    Younes Valadbeigii, Vahideh Ilbeigi
    RAPID COMMUNICATIONS IN MASS SPECTROMETRY, Vol. 35, pp.1-7, 2021
  12. "Effect of hydration and structure on the fragmentation of 2,2-(propane-1,3-diyl)bis(isoindoline-1,3-dione) and 2,2-(ethane-1,2-diyl)bis(isoindoline-1,3-dione) in electron impact ionization-mass spectrometry: A theoretical and experimental study"
    Samiyeh Yosefada, Younes Valadbeigii, Mohammad Bayat
    JOURNAL OF MOLECULAR STRUCTURE, Vol. 1200, pp.1-10, 2020
  13. "Online detection and measurement of elemental mercury vapor by ion mobility spectrometry with chloroform dopant"
    Younes Valadbeigii, Vahideh Ilbeigi, Mehdi Vahidi, Bartosz Michalczuk, Stefan Matejcik, Mahmoud Tabrizchi
    JOURNAL OF CHROMATOGRAPHY A, Vol. 1634, pp.1-7, 2020
  14. "Mechanism of atmospheric pressure chemical ionization of morphine, codeine, and thebaine in corona discharge-ion mobility spectrometry: Protonation, ammonium attachment, and carbocation formation"
    Younes Valadbeigii, Vahideh Ilbeigi, Maryam sadat Mirsharifi
    JOURNAL OF MASS SPECTROMETRY, Vol. 55, pp.1-9, 2020
  15. "Is It Possible to Achieve Organic Superbases beyond the Basicity Limit Using Tetrahedrane Scaffolds?"
    Younes Valadbeigii, Robert Vianello
    ChemistrySelect, Vol. 5, pp.5794-5798, 2020
  16. "A Novel Application of Dopants in Ion Mobility Spectrometry: Suppression of Fragment Ions of Citric Acid"
    Younes Valadbeigii, Sahar Bayat, Vahideh Ilbeigi
    ANALYTICAL CHEMISTRY, Vol. 92, pp.7924-7931, 2020
  17. "Determination of pesticides phosalone and diazinon in pistachio using ion mobility spectrometry"
    , Vahideh Ilbeigi, Younes Valadbeigii, Majid Soleimani
    International Journal for Ion Mobility Spectrometry, 2020
  18. "Proton sponges and superbases with nitrogen, phosphorus, arsenic, oxygen, sulfur, and selenium as proton acceptor sites"
    Younes Valadbeigii
    CHEMICAL PHYSICS LETTERS, Vol. 754, pp.1-6, 2020
  19. "Small Host-Guest Systems in the Gas Phase: Tartaric Acid as a Host for both Anionic and Cationic Guests in the Atmospheric Pressure Chemical Ionization Source of Ion Mobility Spectrometry"
    Younes Valadbeigii, Sima Azizmohammadi, Vahideh Ilbeigi
    JOURNAL OF PHYSICAL CHEMISTRY A, Vol. 124, pp.3386-3397, 2020
  20. "Assessment of the nature of interactions of cations with cycloheptatriene derivatives using change in the aromaticity: Comparison with electron density and NBO results"
    Younes Valadbeigii, Gal Jean-Francois
    MOLECULAR PHYSICS, Vol. 118, pp.1-11, 2020
  21. "Mechanism of lithiation of amino acids in aqueous solutions: A laser desorption/ionization-time-of- flight mass spectrometry and theoretical study"
    Younes Valadbeigii, Vahideh Ilbeigi, Hossein Farrokhpour, Mahmoud Tabrizchi
    INTERNATIONAL JOURNAL OF MASS SPECTROMETRY, Vol. 455, pp.1-7, 2020
  22. "Effects of intramolecular hydrogen bond and electron delocalization on the basicity of proton sponges and superbases with benzene, pyridine, pyrazine and pyrimidine scaffolds"
    Younes Valadbeigii
    Computational and Theoretical Chemistry, Vol. 1188, pp.1-9, 2020
  23. "Anion receptors with 1,3,5-triazacyclohexane and 1,4,7,10-tetraazacyclododecane scaffolds"
    Yaser Valadbeigi, Vahideh Ilbeigi, Younes Valadbeigii
    JOURNAL OF PHYSICAL ORGANIC CHEMISTRY, Vol. 33, pp.1-10, 2020
  24. "Design of new organic superacids with fused and isolated pyrrole and cyclopentadiene rings and assessment of effect of -BX2 (X = H, F, Cl, CN) substituents on the acidity enhancement: A DFT analysis"
    Hasibeh Parsazadeh, Younes Valadbeigii, Morteza Rouhani
    INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, Vol. 120, pp.1-12, 2020
  25. "Mechanistic studies on the in-situ generation of furoxan ring during the formation of Cu(II) coordination compound from dioxime ligand Theoretical and experimental study"
    Rahman Bikas, Younes Valadbeigii, Marta Otreba, Tadeusz Lis
    INORGANICA CHIMICA ACTA, Vol. 510, pp.1-7, 2020
  26. "Direct detection of glyphosate in drinking water using corona-discharge ion mobility spectrometry: A theoretical and experimental study"
    Seyed Mohammad Seyed Khademi, Ursula Telgheder, Younes Valadbeigii, Vahideh Ilbeigi, Mahmoud Tabrizchi
    INTERNATIONAL JOURNAL OF MASS SPECTROMETRY, Vol. 442, pp.29-34, 2019
  27. "Borane and beryllium derivatives of sulfuric and phosphoric acids: Strong inorganic acids"
    Younes Valadbeigii, Morteza Rouhani
    Computational and Theoretical Chemistry, Vol. 1164, pp.1-8, 2019
  28. "Study of Atmospheric Pressure Chemical Ionization Mechanism in Corona Discharge Ion Source with and without NH3 Dopant by Ion Mobility Spectrometry combined with Mass Spectrometry: A Theoretical and Experimental Study"
    Younes Valadbeigii, Vahideh Ilbeigi, Bartosz Michalczuk, Martin Sabo, Stefan Matejcik
    JOURNAL OF PHYSICAL CHEMISTRY A, Vol. 123, pp.313-322, 2019
  29. "Clustering of HClO4 with Bronsted (H2SO4, HClO4, HNO3) and Lewis acids BX3 (X = H, F, Cl, Br, OH): a DFT study"
    Younes Valadbeigii, Theo Kurtén
    NEW JOURNAL OF CHEMISTRY, Vol. 43, pp.16932-16944, 2019
  30. "A density functional theory study on the superacidity of sulfuric, fluorosulfuric, and triflic acid derivatives with two cyclopentadiene rings: ion pairs formation in the gas phase"
    Younes Valadbeigii, Robert Vianello
    JOURNAL OF PHYSICAL ORGANIC CHEMISTRY, Vol. 32, pp.1-10, 2019
  31. "Thermionic sodium ion source versus corona discharge in detection of alkaloids using ion mobility spectrometry"
    Masood Asadi, Younes Valadbeigii, Mahmoud Tabrizchi
    International Journal for Ion Mobility Spectrometry, Vol. 22, pp.51-58, 2019
  32. "Clustering of H2SO4 with BX3 (X = H, F, Cl, Br, CN, OH) compounds creates strong acids and superacids"
    Younes Valadbeigii, Theo Kurtén
    Computational and Theoretical Chemistry, Vol. 1153, pp.34-43, 2019
  33. "Effect of Basicity and Structure on the Hydration of Protonated Molecules, Proton-Bound Dimer and Cluster Formation: An Ion Mobility-Time of Flight Mass Spectrometry and Theoretical Study"
    Younes Valadbeigii, Vahideh Ilbeigi, Bartosz Michalczuk, Martin Sabo, Stefan Matejcik
    JOURNAL OF THE AMERICAN SOCIETY FOR MASS SPECTROMETRY, Vol. 30, pp.1242-1253, 2019
  34. "Proton affinities and gas phase basicities of epoxides and episulfides: Exceptional superbasicity of compounds with oxygen and sulfur sites"
    Younes Valadbeigii
    INTERNATIONAL JOURNAL OF MASS SPECTROMETRY, Vol. 431, pp.63-69, 2018
  35. "On the Significance of Lone Pair/Lone Pair and Lone Pair/Bond Pair Repulsions in the Cation Affinity and Lewis Acid/Lewis Base Interactions"
    Younes Valadbeigii, Jean-Francois Gal
    ACS Omega, Vol. 3, pp.11331-11339, 2018
  36. "Superacidity of P(OH)3 and SO(OH)2 derivatives of cyclopentadiene and vinylcyclopentadiene in the gas phase: A computational DFT analysis"
    Younes Valadbeigii, Robert Vianello
    INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, Vol. 118, pp.1-10, 2018
  37. "Organometallic acids with azaborine, oxaborine, azaborole and oxaborole scaffolds"
    Younes Valadbeigii
    NEW JOURNAL OF CHEMISTRY, Vol. 42, pp.18777-18786, 2018
  38. "Strong anion receptors based on antiaromaticity/aromaticity switching"
    Younes Valadbeigii
    INORGANIC CHEMISTRY COMMUNICATIONS, Vol. 94, pp.15-20, 2018
  39. "Effect of Hydration on the Kinetics of Proton-Bound Dimer Formation: Experimental and Theoretical Study"
    Younes Valadbeigii, Hossein Farrokhpour, mahmoud Tabrizchi
    JOURNAL OF PHYSICAL CHEMISTRY A, Vol. 118, pp.7663-7671, 2014
  40. "Experimental and theoretical study of the kinetic of proton transfer reaction by ion mobility spectrometry"
    Younes Valadbeigii, Hossein Farrokhpour, Fereshteh Rouholanejad, Mahmoud tabrizchi
    INTERNATIONAL JOURNAL OF MASS SPECTROMETRY, Vol. 369, pp.105-111, 2014