2024

73. Anshuman Bera and Sivaranjana Reddy Vennapusa, "A Competition Among Three Ultrafast Photoinduced Events in Thiotropolone: Internal Conversion vs. Intersystem Crossing vs. ESIPT'' J. Phy. Chem. A , 128(34), 7084-7089. IF=2.7

​

72. Diksha Pandey and Sivaranjana Reddy Vennapusa, “Stepwise excited-state intramolecular double proton transfer in 1,8-dihydroxynaphthalene-2,7-dicarbaldehyde”  J. Phy. Chem. A , 128(28), 5533-5540. IF=2.7

​

71. Priyanshu Nautiyal, Reena Kyarikwal, Ritika Munjal , Probal Nag, Sivaranjana Reddy Vennapusa, Suman Mukhopadhyay* "Enhancing Gel Strength and Catalytic Performance of a Nanocomposite Catalyst by Incorporating Reinforcing Hydrogen-Bonding Component" ACS Appl. Mater. Interfaces, 2(6) 1503-1514. IF=8.3

​

70. Ritika Munjal, Reena Kyarikwal, Sayantan Sarkar, Probal Nag, Sivaranjana Reddy Vennapusa, Suman Mukhopadhyay* "A Siderophore Mimicking Gelation Component for Capturing and Self-Separation of Fe(III) from an Aqueous Solution of Mixture of Metal Ions" Inorg. Chem. 63(15), 7089-7103.  IF=4.6  

​

69. Anshuman Bera and Sivaranjana Reddy Vennapusa, "Multiple ESIPT and triplet formation pathways in photoexcited 2-mercapto-5-methyl-1,3- benzenedicarboxaldehyde'' Comput. Theo . Chem. 1235, 114564. IF=2.8

​

68. Akhil Chakravarthy Kakarlamudi, Probal Nag and Sivaranjana Reddy Vennapusa, "Size-dependent optical properties of [6]-, [8]- and [10]Cycloparaphenylene dications: The role of degenerate states" Theo. Chem. Acc. 143, 31(1-7). IF=1.7

​

2023

67. Probal Nag and Sivaranjana Reddy Vennapusa, ''Five-membered vs. six-membered ESIPT in 3,5-dihydroxychromone'' J. Photochem. Photobiol. A , 448, 115353.  IF=4.3

​

66. Probal Nag, Pragati Rohilla and Sivaranjana Reddy Vennapusa, “ESIPT and Anti-Kasha Behavior in Hydroxy-aza-[n]cycloparaphenylenes” J. Photochem. Photobiol. A , 448, 115296.  IF=4.3

​

65. Anshuman Bera and Sivaranjana Reddy Vennapusa “ESIPT and triplet generation dynamics of 5-sulfanylchromen-4-one ”  J. Photochem. Photobiol. A , 447, 115218. IF=4.3

​

64. A Kalaiselvan, Athira N, Ruth Mariam Ipe,  Sai Vamsi Krishna I, Alex Andrews, Sivaranjana Reddy Vennapusa, and Sabapathi Gokulnath*, “Stable Inner-2H Tautomer of N-Confused-Like Porphyrin Embedded with a Carbazole Subunit: Synthesis, Metal Coordination, Magnetic and Anion Sensing Studies" J. Org. Chem. 80(20) 14377-87. IF=3.6

​

63. S Athira, Saulo L L Silva, Probal Nag, Sushma Lakshmi, Sharath Kumar C, Debendra Prasad Panda, Sayan Das, Sarita Rajput, Andrews P Alex, A Sundaresan, Sivaranjana Reddy Vennapusa, T Maitra and D Jaiswal-Nagar “Bipartite entanglement via distance between the states in a one dimensional spin 1/2 dimer copper acetate monohydrat” New. J. Chem. 25, 103002 . IF=3.3

​

62. Probal Nag and Sivaranjana Reddy Vennapusa, “Ultrafast ESIPT dynamics of 4-methyl-2,6-diformylphenol” Chem. Phys. Impact. 7, 100301 (Invited Article) IF=2.2

​

61. Probal Nag, Janaarthana Babu PM and Sivaranjana Reddy Vennapusa, “Significance of Nonadiabatic Effects on Efficient Triplet Generation in Lumazines” J. Phys. Chem. A, 127(37) 7739-7746. IF=2.9

​

60. Diksha Pandey, Amol Verma and Sivaranjana Reddy Vennapusa, “Tunable ESIPT pathways in 3-hydroxychromone derivatives”  J. Photochem. Photobiol. A , 445, 115039. IF=4.3

​

59. Reena Kyarikwal, Ritika Munjal, Probal Nag, Sivaranjana Reddy Vennapusa, Suman Mukhopadhyay*, “Design and Synthesis of Hydrophobic Mixed Organogel with Complementary Hydrogen-bond Donor-acceptor Sites: Removal of Heavy Metal Ions Hg+2, Cd+2 and Pb+2 from Aqueous Solution”  Mater. Adv. 4, 3603-3618. IF=5.0

​

58. Akashdeep Nath, Probal Nag and Sivaranjana Reddy Vennapusa, “Unraveling the Variation of Photoluminescence by Pyridine N-addition in Thiazolo[5,4-d]thiazole-based Fluorophores”  J. Photochem. Photobiol. A , 444, 114969. IF=5.141

​

57. Anjana Prasad Nambiar, Probal Nag, Ruth Mariam Ipe, Sivaranjana Reddy Vennapusa, and Sabapathi Gokulnath*

“Conformationally-Locked Cyclo[2]Dipyrrins Linked with Anthracene Subunits: Synthesis and Chiroptical Properties" Angew. Chem. Int. Ed.,e202306566(1-5). IF=16.823

​

56. Sayantan Sarkar, Tanushree Ghosh, Argha Chakraborty, Jagannath Maji, Probal Nag, Anasuya Bandyopadhyay, Sivaranjana Reddy Vennapusa, Rajesh Kumar, Suman Mukhopadhyay*, "Exploring Redox-Active Ionic Porous Organic Polymer in Environmental Remediation & Electrochromic Application" ACS Appl. Mater. Interfaces, 15, 5, 6970-6981. IF=10.383

​

55. Ruth Mariam Ipe, Athira Parammal, Probal Nag, Shigeki Mori, Sivaranjana Reddy Vennapusa, and Sabapathi Gokulnath*, “A Synthetic Model for FRET Constructed from Covalently Linked Porphyrin Dimers Through Pyrene Bridge” J.Org. Chem. 88 (9), 5780-5790. IF: 4.198

​

54. Ruth Mariam Ipe, Anjana P. Nambiar, Probal Nag, Sivaranjana Reddy Vennapusa, and Sabapathi Gokulnath*,

“Unprecedented formation of bis-calix[5]phyrins centrally linked with pyrene subunits”

J. Porphyr. Phthalocyanines (Accepted). IF: 1.914

​

53. Anshuman Bera and Sivaranjana Reddy Vennapusa,

“Triplet state generation followed by the excited-state intramolecular proton transfer in 3-sulfanylchromen-4-one”  J. Photochem. Photobiol. A , 441, 114700. IF: 5.141

​

52. Sai Vamsi Krishna Isukapalli and Sivaranjana Reddy Vennapusa,

“Ultrafast T1 generation in pyrene-4,5-dione and pyrene-4,5,9,10-tetrone”  J. Photochem. Photobiol. A , 441, 114695. IF: 5.141

​

51. Argha Chakraborty, Sayantan Sarkar, Probal Nag, Rishi Ranjan, Sivaranjana Reddy Vennapusa and Suman Mukhopadhyay*, “Exploring Multifunctional Applications of a Luminescent Covalent Triazine Polymer in Acid Vapour Sensing, CO2 Capture, Dye Removal, and Turn-off Fluorescence Sensing of Dichromate Ions” Mater. Chem. Front. 6, 3070-3083. IF: 8.683

​

50. Probal Nag and Sivaranjana Reddy Vennapusa,

“Theoretical Study of Excited-State Dynamics of Hypercoordinated Carbon Molecule” Chemistry 5, 269-280 (Invited article, Special Issue "Hypercoordinate Chemistry").

​

49. Prathibha Saini, Krishan Kumar, Mukul Sethi, Surendra Saini, Probal Nag, Mohan Lal Meena, Kuldeep Rathore S, Anshu Dandia, Sivaranjana Reddy Vennapusa, Shawn Lin, Wolfgang Weigand and Vijay Parewa*,

"Photosensitized radical anions driven metal free selective reduction of aldehydes using graphene oxide as an electron relay mediator under visible light"  ACS Appl. Mater. Interfaces 15, 6970-6981. IF: 10.383

​

48. Probal Nag,  Anshuman Bera, Neethu Anand, Ravi Kumar Kanaparthi and Sivaranjana Reddy Vennapusa,

"Understanding the photodynamics of 3-hydroxypyran-4-one using surface hopping simulations" J. Photochem. Photobiol. A 438, 114538 (1-7). IF: 5.141

​

2022

47. Ruth Mariam Ipe, Probal Nag, Shigeki Mori, Anjana P. Nambiar, Sivaranjana Reddy Vennapusa and Sabapathi Gokulnath*, "Synthesis, Structure and Optical Properties of a Bis-Macrocycle Derived from a Highly Emissive 1,3,6,8-tetra(1H-pyrrol-2-yl)pyrene" J. Org. Chem. 87, 15022-15030. IF: 4.198

​

46. Probal Nag and Sivaranjana Reddy Vennapusa,

"Variation in nonadiabaticity and dual fluorescence causality by extension with aromatic rings in tropolone"

J. Photochem. Photobiol. A 435, 114337 (1-9). IF: 5.141

​

45. Chithra M. J. and Sivaranjana Reddy Vennapusa,

"Unravelling the T1 formation in mono-arm styrylbenzene heteroanalogues" J. Photochem. Photobiol. A 435, 114327 (1-6). IF: 5.141

​

44. Argha Chakraborty, Sayantan Sarkar, Reena Kyarikwal, Probal Nag, Sivaranjana Reddy Vennapusa and Suman Mukhopadhyay*, "Piperazine-Linked Covalent Triazine Polymer as the Efficient Platform for the Removal of Toxic Mercury (II) Ions from Wastewater" ACS Appl. Polym. Mater. 4, 8118-8126. IF: 4.855

​

43. Sai Vamsi Krishna Isukapalli and Sivaranjana Reddy Vennapusa,

"Core-twist Reduces the Triplet Formation Efficiency in Brominated Perylene Diimides" J. Phys. Chem. A  126, 7606-7612. IF: 2.944

​

42. Sayantan Sarkar, Argha Chakraborty, Rishi Ranjan, Probal Nag, Sivaranjana Reddy Vennapusa, and Suman Mukhopadhyay*, “A bifunctional imidazolium functionalized ionic porous organic polymer in water remediation” Mater. Chem. Front. 6, 3070-3083. IF: 8.683

​

41. Probal Nag, Anshuman Bera and Sivaranjana Reddy Vennapusa,

“Rapid intersystem crossing induced by ultrafast excited-state intramolecular proton transfer in 3-mercaptopyran-4-one” J. Phys. Chem. A 126, 6407–6415. IF: 2.944

​

40. Amritha Rayaroth,  Afna Elikkottil, Chithra M. J., Kalyanakrishnan A. V., Sivaranjana Reddy Vennapusa, and Alagiri Kaliyamoorthy*, “Regioselective Allenylation and Propargylation of Various para-Quinone Methides Using Alkynyl Azaarenes as Pronucleophile” Chem. Comm. 58, 10671-10674. IF: 6.065

​

39. Diksha Pandey and Sivaranjana Reddy Vennapusa,

"ESIPT pathways and optical properties of 7-Hydroxy-1-Indanones" J. Photochem. Photobiol. A 432, 114073 (1-8). IF: 5.141 

​

38. Sharath Kumar C., Amal Sebastian, Athira Suresh, Ranjit Singh, Akhil Chakravarthy Kakarlamudi,  Alex Andrews, Sivaranjana Reddy Vennapusa and Deepshikha Jaiswal-Nagar*,

"One-dimensional magnetism in a facile spin 1/2 Heisenberg antiferromagnet with a low saturation field"

CrystEngComm 24, 4910-4920. IF: 3.756

​

37. Probal Nag, Sai Vamsi Krishna Isukapalli, Akashdeep Nath and Sivaranjana Reddy Vennapusa,
"Revisiting the Dynamics of Triplet Formation in Anthraquinones" J. Phys. Chem. A 126, 3680–3687. IF: 2.944

​

36. Probal Nag and Sivaranjana Reddy Vennapusa,
"Substitution-independent proton transfer in hydroxychromones" J. Photochem. Photobiol. A 431, 114024 (1-8). IF: 5.141

​

35. Anshuman Bera, Probal Nag, Diksha Pandey, and Sivaranjana Reddy Vennapusa,

“Theoretical approach to modeling the early nonadiabatic events of ESIPT originating from three-state conical intersection in quinophthalone” Photochem. Photobiol. Sci. 21, 1287-1298. IF: 4.328

​

34. Sai Vamsi Krishna Isukapalli, Probal Nag, and Sivaranjana Reddy Vennapusa,

“Optical properties of para-oligophenylenes: a case study of electronic absorption spectrum and relaxation dynamics of terphenyl” Int. J. Quantum Chem. 122, e26912. IF: 2.437

​

33. Akhil Chakravarthy Kakarlamudi, Sai Vamsi Krishna Isukapalli, and Sivaranjana Reddy Vennapusa,

“Revealing the vibronic coupling effects in the size-dependent optical properties of cycloparaphenylene” Mol. Phys. e2055505. IF: 1.937

​

32. Sai Vamsi Krishna Isukapalli, Priyanka Pushparajan, and Sivaranjana Reddy Vennapusa,

“Rationalizing the Fluorescence Behavior of Core-substituted Naphthalene Diimides” J. Phys. Chem. A 126, 1114–1122. IF: 2.944 

 

31. Chithra Mohan Jayakumari, Probal Nag, Sai Vamsi Krishna Isukapalli, and Sivaranjana Reddy Vennapusa,

“Exploring the Excited-State Nonadiabatic Effects in the Semisaturated Planar Tetracoordinated Carbon Molecule C7H4” Atoms 10, 1-11 (Invited article, Special Issue "Planar Tetracoordinate Carbon—Fifty Years and Beyond").

​

30. Akashdeep Nath, Gegari Thomas, Shivali Hans, Sivaranjana Reddy Vennapusa, and Sukhendu Mandal*,

“Crystal Packing Driven Selective Hg (II) ion Sensing Using Thiazolothiazole-Based Water Stable Zinc Metal-Organic Framework” Inorg. Chem. 61, 2227–2233. IF: 5.436 

​

29. Probal Nag and Sivaranjana Reddy Vennapusa,

“Unraveling the sub-100 fs ESIPT in 5-hydroxychromone using surface hopping simulations” J. Photochem. Photobiol. A 427, 113767 (1-8). IF: 5.141

 

2021

28. Sulfikarali Thondikkal, Behera Govind, Ajay Jayaprakash, Mori Shigeki, Kakarlamudi Akhil Chakravarthy, Vennapusa Sivaranjana Reddy, and  Gokulnath Sabapathi*,

“Disruption of Antiaromaticity in Structurally Related Expanded Porphyrin-Like Macrocycles with Benzene Linkers”  Org. Lett. 24, 245–249. IF: 6.072 

​

27. Parthasarathy Gayathri,  Probal Nag,  Neethu Anand,  Sivaranjana Reddy Vennapusa,  Mehboobali Pannipara, Abdullah G. Al-Sehemi, Dohyun Moon*, and Savarimuthu Philip Anthony*,

“Molecular Conformational Twist Controlled Wide Fluorescence Tuning and White Light Emission in a Single Fluorophore via Halochromism”  New J. Chem. 45, 22450-22460. IF: 3.925

​

26. Diksha Pandey, Probal Nag, and Sivaranjana Reddy Vennapusa,

“Comparative study of the multistate ESIPT in dihydroxyanthraquinones”  

J. Photochem. Photobiol. A. 423, 113585 (1-10). IF: 5.141

​

25. Gayathri, Parthasarathy; Kanagajothi, Karuppaiah; Nag, Probal; Anand, Neethu; Reddy, Vennapusa; Moon, Dohyun; Anthony, Savarimuthu; Madhu, Vedichi*,

“Symmetrical and unsymmetrical thiazole based ESIPT derivatives: Highly selective fluorescence sensing of Cu2+ and structure controlled reversible mechanofluorochromism” CrystEngComm 23, 6769-6777. IF: 3.756

​

24. Chithra M. J., Probal Nag, and Sivaranjana Reddy Vennapusa,

“Surface hopping dynamics reveal ultrafast triplet generation promoted by S1-T2-T1 spin-vibronic coupling in 2-mercaptobenzothiazole” Phys. Chem. Chem. Phys. 23, 20183-20192. IF: 3.945

​

23. Probal Nag, Neethu Anand, and Sivaranjana Reddy Vennapusa,

“Ultrafast nonadiabatic excited-state intramolecular proton transfer in 3-hydroxychromone: A surface hopping approach” J. Chem. Phys. 155, 094301 (1-8). IF: 4.304

​

22. M, Tamilarasu, S, Chinraj, M. J., Chithra, Singh, Rajat, Vennapusa, Sivaranjana Reddy, Kaliyamoorthy, Alagiri*, “Palladium-Catalyzed Direct C2-Biarylation of Indoles” J. Org. Chem. 81 (15) 10838-10851. IF: 4.198

​

21. Akhil Chakravarthy Kakarlamudi and Sivaranjana Reddy Vennapusa,
“Intersystem crossing pathways in [5]-, [7]- and [9]cycloparaphenylenes” J. Chem. Phys. 155, 044301 (1-12). IF: 4.304

​

20. Debojyoti Mukherjee, Probal Nag, Albert Shteinman, Sivaranjana Reddy Vennapusa, Ujjwal Mandal, and Mitra Mainak*,
“Catechol oxidation promoted by bridging phenoxo moieties in a bis(µ-phenoxo)bridged dicopper(II) complex”

RSC Adv. 11, 22951-22959. IF: 4.036

​

19. Aman Rastogi, Probal Nag, and Sivaranjana Reddy Vennapusa,
“Tracking the early nonadiabatic events of ESIPT process in 2-acetylindan-1,3-dione by quantum wavepacket dynamics” J. Photochem. Photobiol. A. 418, 113415 (1-9). IF: 5.141

​

18. Lekshmi R. S and Sivaranjana Reddy Vennapusa,
“Formation and decay of intersystem crossing receiver triplet state in terthiophene and quaterthiophene”

Int. J. Quantum Chem. 121, e26677. IF: 2.437

​

17. A. Kalaiselvan, A. Spergen, S. V. K. Isukapalli, V. S. Reddy, and S. Gokulnath*,
“Double Intramolecular Hydrogen Transfer Assisted Dual Emission in Carbazole-embedded Porphyrin-like Macrocycle” Chem. Comm. 57, 4420-4423. IF: 6.065

​

16. Anshu Dandia, Pratibha Saini,  M. J. Chithra, Sivaranjana Reddy Vennapusa, and Vijay Parewa*,
“Catalyst- and acid-free Markovnikov hydration of alkynes in a sustainable H2O/ethyl lactate system" J. Mol. Liq. 331, 115758 (1-8). IF: 6.633

​

15. Chithra M. J, Sai Vamsi Krishna Isukapalli, and Sivaranjana Reddy Vennapusa,
“Spin-vibronic coupling induced intersystem crossing in tetraphenylporphyrin: Relevance in the photosensitization of prolycopene" J. Photochem. Photobiol. A. 412, 113223 (1-10). IF: 5.141

 

14. Ajay. J, Sulfikarali Thondikkal, Akhil Chakravarthy Kakarlamudi, Sivaranjana Reddy Vennapusa, and Gokulnath Sabapathi*,

“Hexathianonaphyrin(1.0.0.1.0.0.1.0.0): Synthesis, Optical, Redox and Protonation Induced Antiaromaticity"
J. Porphyr. Phthalocyanines 25, 484-492. IF: 1.914

​

2020

13. Probal Nag and Sivaranjana Reddy Vennapusa,
“Role of Skeletal and O-H Vibrational Motions in the Ultrafast Excited-State Relaxation Dynamics of Alizarin" J. Phys. Chem. A 124, 10989-10996. IF: 2.944

​

12. Sai Vamsi Krishna Isukapalli, Lekshmi R S, Pralok Kumar Samanta, and Sivaranjana Reddy Vennapusa,
“Formation of excited triplet states in naphthalene diimide and perylene diimide derivatives: A detailed theoretical study” J. Chem. Phys. 153, 124301 (1-13). IF: 4.304

​

11. Probal Nag and Sivaranjana Reddy Vennapusa,
“Multiple ESIPT pathways originating from three-state conical intersections in tropolone” J. Chem. Phys. 153, 084306 (1-13). IF: 4.304

​

10. Arumugam Kalaiselvan, Isukapalli Sai Vamsi Krishna, Anjana Prasad Nambiar, Aathira Edwin, Vennapusa Sivaranjana Reddy, and Sabapathi Gokulnath*,

“Carbazole-Based Porphyrins: Synthesis, Structure-Photophysical Property Correlations and Mercury Ion Sensing” Org. Lett. 22, 4494-4499. IF: 6.072 

​

9. Neethu Anand, Probal Nag, Ravi Kumar Kanaparthi, and Sivaranjana Reddy Vennapusa,

“O-H vibrations promote sub-50 fs nonadiabatic dynamics in 3-hydroxypyran-4-one: Interplay between internal conversion and ESIPT” Phys. Chem. Chem. Phys. 22, 8745-8756. IF: 3.945

​

8. Lekshmi  R. S., Gayathri B Kurup, and Sivaranjana Reddy Vennapusa,

“Identification of receiver triplet state in the ultrafast intersystem crossing of carbonylpyrenes” Phys. Chem. Chem. Phys. 22, 6145-6153. IF: 3.945

​

7. Neethu Anand, Sai Vamsi Krishna Isukapalli, and Sivaranjana Reddy Vennapusa,

“Excited-state intramolecular proton transfer driven by conical intersection in hydroxychromones” J. Comput. Chem. 41, 1068-1080. IF: 3.672

 

2019

6. Neethu Anand, Kai Welke, Stephan Irle, and Sivaranjana Reddy Vennapusa,

“Nonadiabatic Excited-­state intramolecular proton transfer in 3-­hydroxyflavone: S2 State involvement via multi­mode effect” J. Chem. Phys. 151, 214304. IF: 4.304

​

5. Sai Vamsi Krishna Isukapalli and Vennapusa Sivaranjana Reddy, 

"Ultrafast intersystem crossing in naphthalene diimides: Involvement of higher triplet states"  J. Indian Chem. Soc. (invited article). IF: 0.243

​

2017

4. Vennapusa Sivaranjana Reddy* and Stephan Irle,

"Indirect intersystem crossing (S1→T3/T2→T1) promoted by the Jahn-Teller effect in cycloparaphenylenes", J. Chem. Theory Comput. 13, 4944-4949. IF: 6.578

 

3. Prabu Mani, Anupam Anand Ojha, Vennapusa Sivaranjana Reddy, and Sukhendu Mandal*,

"Turn-on" Fluorescence Sensing and Discriminative Detection of Aliphatic Amines Using a 5-Fold-Interpenenetrated Coordination Polymer", Inorg. Chem. 56, 6772-6775. IF: 5.436 

 

2016

2. Shinaj Rajagopal, Vennapusa Sivaranjana Reddy, and Mahesh Hariharan*,

"Crystallization Induced Green-Yellow-Orange Emitters Based on Benzoylpyrenes", CrystEngComm 18, 5089-5094. IF: 3.756

​

1. Kalaivanan Nagarajan, Ajith R. Mallia, Vennapusa Sivaranjana Reddy, and Mahesh Hariharan*,

“Access to Triplet Excited State in Core-Twisted Perylenediimide", J. Phys. Chem. C 120, 8443-8450. IF: 4.177