Group Publications

Publications

1)  Kudlu, A.; Sarma, D.; Das, D. K.; Sunil, A.; Maliakal, T.; Mahata, A.; Kundu, J.* Antimony dopant-driven monomer–dimer structural transition in zero-dimensional indium halide hybrid. J. Phys. Chem. Lett. 2026, ASAP.

2)  Das, D. K.; Sarma, D.; Hathwar, V. R.; Mahata, A.; Kundu, J.* Breaking the zero-dimensional illusion in Te(IV) metal halide hybrids via electronic dimensionality control. J. Phys. Chem. Lett. 2026, 17 (3), 761–771.

3)  Das, D. K.; Marayathungal, J. H.; Palakkolil, A.; Sarma, D.; Khan, A.; Praveen Kumar, M.; Kudlu, A.; Choudhary, M.; Hathwar, V. R.; Pujala, R. K.; Mahata, A.; Kundu, J.* Supercooled liquid phases of luminescent zero-dimensional metal halide hybrids. J. Phys. Chem. Lett. 2025, 16 (36), 9391–9400.

4)  Kudlu, A.; Sarma, D.; Das, D. K.; Shamla, A. B.; Bakthavatsalam, R.; Hathwar, V. R.; Mahata, A.; Kundu, J.* Unravelling the structure–luminescence relationship in two-dimensional antimony(III)-doped cadmium(II) halide hybrids. J. Mater. Chem. C 2025, 13, 808–820.

5)  Singh, S.; Marayathungal, J. H.; Das, D. K.; Khan, A. A.; Bakthavatsalam, R.; Hathwar, V. R.; Kundu, J.* Rational design of zero-dimensional manganese(II) halide hybrids with suppressed melting temperatures. J. Phys. Chem. C 2024, 128 (35), 14849–14859.

6)  Shamla, A. B.; Sarma, D.; Das, D. K.; Anilkumar, V.; Bakthavatsalam, R.; Mahata, A.; Kundu, J.* Discerning the structure–photophysical property correlation in zero-dimensional antimony(III)-doped indium(III) halide hybrids. J. Phys. Chem. Lett. 2024, 15 (32), 8224–8232.

7)  Marayathungal, J. H.; Puthuparambil, N.; Das, D. K.; Kalyani, M.; Bakthavatsalam, R.; Kundu, J.* Bulk coassembly of zero-dimensional heterometallic halide hybrids for broadband white light emission and optical thermometry. J. Phys. Chem. C 2023, 127 (37), 18474–18484.

8)  Kudlu, A.; Das, D. K.; Bakthavatsalam, R.; Sam, J.; Ray, S.; Mondal, P.; Dutta, S.; Hathwar, V. R.; Pallepogu, R.; Kundu, J.* Strong dopant–dopant electronic coupling in emissive codoped two-dimensional metal halide hybrid. J. Phys. Chem. Lett. 2023, 14 (21), 4933–4940.

9)  Marayathungal, J. H.; Das, D. K.; Bakthavatsalam, R.; Sam, J.; Hathwar, V. R.; Pallepogu, R.; Dutta, S.; Kundu, J.* Mn²⁺-activated zero-dimensional metal (Cd, Zn) halide hybrids with near-unity PLQY and zero thermal quenching. J. Phys. Chem. C 2023, 127 (18), 8618–8630.

10)  Das, D. K.; Bakthavatsalam, R.; Hathwar, V. R.; Pallepogu, R.; Kundu, J.* Intrinsic vs extrinsic STE emission enhancement in ns²-ion-doped metal (Cd, In) halide hybrids. J. Mater. Chem. C 2023, 11, 3855–3864.

11)  Das, D. K.; Bakthavatsalam, R.; Anilkumar, V.; Mali, B. P.; Ahmed, S.; Raavi, S. S. K.; Pallepogu, R.; Kundu, J.* Controlled modulation of structure and luminescent properties of zero-dimensional manganese halide hybrids through structure-directing metal ion (Cd²⁺, Zn²⁺) centers. Inorg. Chem. 2022, 61 (13), 5363–5372.

12)  Biswas, A.; Bakthavatsalam, R.; Das, D. K.; Sam, J.; Mali, B. P.; Biswas, C.; Manna, N.; Thomson, S. A. J.; Raavi, S. S. K.; Kurungot, S.; Gonnade, R. G.; Dutta, S.; Kundu, J.* Synergistic electronic coupling/cross-talk between the isolated metal halide units of zero-dimensional heterometallic (Sb, Mn) halide hybrid with enhanced emission. J. Mater. Chem. C 2022, 10, 360–370.

13)  Biswas, A.; Bakthavatsalam, R.; Bahadur, V.; Biswas, C.; Mali, B. P.; Raavi, S. S. K.; Gonnade, R. G.; Kundu, J.* Lead-free zero-dimensional tellurium(IV) chloride–organic hybrid with strong room-temperature emission as luminescent material. J. Mater. Chem. C 2021, 9, 4351–4358.

14)  Biswas, A.; Bakthavatsalam, R.; Mali, B. P.; Bahadur, V.; Biswas, C.; Raavi, S. S. K.; Gonnade, R. G.; Kundu, J.* The metal halide structure and the extent of distortion control the photophysical properties of luminescent zero-dimensional organic antimony(III) halide hybrids. J. Mater. Chem. C 2021, 9 (1), 348–358.

15)  Kundu, J.; Das, D. K. Low-dimensional broadband luminescent organic–inorganic hybrid materials for lighting applications. Eur. J. Inorg. Chem. 2021, 4508–4520.

16)  Bakthavatsalam, R.; Haris, M. P. U.; Shaikh, S. R.; Lohar, A.; Mohanty, A.; Moghe, D.; Sharma, S.; Biswas, C.; Raavi, S. S. K.; Gonnade, R. G.; Kundu, J.* Ligand-structure-directed dimensionality reduction (2D → 1D) in lead bromide perovskite. J. Phys. Chem. C 2020, 124 (3), 1888–1897.

17)  Bakthavatsalam, R.; Biswas, A.; Chakali, M.; Bangal, P. R.; Kore, B. P.; Kundu, J.* Temperature-dependent photoluminescence and energy-transfer dynamics in Mn²⁺-doped (C₄H₉NH₃)₂PbBr₄ two-dimensional layered perovskite. J. Phys. Chem. C 2019, 123 (8), 4739–4748.

18)  Biswas, A.; Bakthavatsalam, R.; Shaikh, S. R.; Shinde, A.; Lohar, A.; Jena, S.; Gonnade, R. G.; Kundu, J.* Efficient broadband emission from contorted purely corner-shared one-dimensional organic lead halide perovskite. Chem. Mater. 2019, 31 (7), 2253–2257.

19)  Haris, M. P. U.; Bakthavatsalam, R.; Shaikh, S.; Kore, B. P.; Moghe, D.; Gonnade, R. G.; Sarma, D. D.; Kabra, D.; Kundu, J.* Synthetic control on structure/dimensionality and photophysical properties of low-dimensional organic lead bromide perovskite. Inorg. Chem. 2018, 57 (21), 13443–13452.

20)  Usman, M. H. P.; Bakthavatsalam, R.; Kundu, J.* Colloidal Mn²⁺-doped 2D (n = 1) lead bromide perovskites: Efficient energy transfer and role of anion in doping mechanism. ChemistrySelect 2018, 3 (23), 6585–6595.

21)  Bakthavatsalam, R.; Kundu, J.* A galvanic-replacement-based Cu₂O self-templating strategy for the synthesis and application of Cu₂O–Ag heterostructures and monometallic (Ag) and bimetallic (Au–Ag) hollow mesocages. CrystEngComm 2017, 19 (12), 1669–1679.

22)  Biswas, A.; Bakthavatsalam, R.; Kundu, J.* Efficient exciton-to-dopant energy transfer in Mn²⁺-doped (C₄H₉NH₃)₂PbBr₄ two-dimensional layered perovskites. Chem. Mater. 2017, 29 (18), 7816–7825.

23)  Biswas, A.; Kulkarni, M. A.; Bakthavatsalam, R.; Mondal, S.; Dwivedi, P. K.; Shelke, M. V.; Devi, R. N.; Banpurkar, A. G.; Kundu, J.* Facile synthesis and self-cleaning application of bimetallic (CuSn, CuNi) dendrites. ChemistrySelect 2017, 2 (20), 5552–5563.

24)  Bakthavatsalam, R.; Ghosh, S.; Biswas, R. K.; Saxena, A.; Raja, A.; Thotiyl, M. O.; Wadhai, S.; Banpurkar, A. G.; Kundu, J.* Solution-chemistry-based nanostructuring of copper dendrites for efficient use in catalysis and superhydrophobic surfaces. RSC Adv. 2016, 6 (10), 8416–8430.

25)  Hanson, C. J.; Buck, M. R.; Acharya, K.; Torres, J. A.; Kundu, J.; Ma, X.; Bouquin, S.; Hamilton, C. E.; Htoon, H.; Hollingsworth, J. A.* Matching solid-state to solution-phase photoluminescence for near-unity down-conversion efficiency using giant quantum dots. ACS Appl. Mater. Interfaces 2015, 7 (24), 13125–13130.

26)  Nag, A.; Kundu, J.; Hazarika, A. Seeded growth, nanocrystal fusion, ion exchange, and inorganic-ligand-mediated formation of semiconductor-based colloidal heterostructured nanocrystals. CrystEngComm 2014, 16 (40), 9391–9407.

27)  Kundu, J.; Ghosh, Y.; Dennis, A. M.; Htoon, H.; Hollingsworth, J. A. Giant nanocrystal quantum dots: Stable down-conversion phosphors that exploit a large Stokes shift and efficient shell-to-core energy relaxation. Nano Lett. 2012, 12 (6), 3031–3037.

28)  Lin, Q.; Xu, Y.; Fu, E.; Baber, S.; Bao, Z.; Yu, L.; Deng, S.; Kundu, J.; Hollingsworth, J.; Bauer, E.; McCleskey, T. M.; Burrell, A. K.; Jia, Q.; Luo, H. Polymer-assisted chemical solution approach to YVO₄:Eu nanoparticle networks. J. Mater. Chem. 2012, 22 (12), 5835–5839.

29)  Lassiter, J. B.; Sobhani, H.; Fan, J. A.; Kundu, J.; Capasso, F.; Nordlander, P.; Halas, N. J. Fano resonances in plasmonic nanoclusters: Geometrical and chemical tunability. Nano Lett. 2010, 10 (8), 3184–3189.

30)  Kundu, J.; Levin, C. S.; Halas, N. J. Real-time monitoring of lipid transfer between vesicles and hybrid bilayers on Au nanoshells using surface-enhanced Raman scattering (SERS). Nanoscale 2009, 1 (1), 114–117.

31)  Levin, C. S.; Kundu, J.; Barhoumi, A.; Halas, N. J. Nanoshell-based substrates for surface-enhanced spectroscopic detection of biomolecules. Analyst 2009, 134, 1745–1750.

32)  Kundu, J.; Le, F.; Nordlander, P.; Halas, N. J. Surface-enhanced infrared absorption (SEIRA) spectroscopy on nanoshell aggregate substrates. Chem. Phys. Lett. 2008, 452 (1–3), 115–119.

33)  Lal, S.; Grady, N. K.; Kundu, J.; Levin, C. S.; Lassiter, J. B.; Halas, N. J. Tailoring plasmonic substrates for surface-enhanced spectroscopies. Chem. Soc. Rev. 2008, 37 (5), 898–911.

34)  Le, F.; Brandl, D. W.; Urzhumov, Y. A.; Wang, H.; Kundu, J.; Halas, N. J.; Aizpurua, J.; Nordlander, P. Metallic nanoparticle arrays: A common substrate for both surface-enhanced Raman scattering and surface-enhanced infrared absorption. ACS Nano 2008, 2 (4), 707–718.

35)  Levin, C. S.; Kundu, J.; Janesko, B. G.; Scuseria, G. E.; Raphael, R. M.; Halas, N. J. Interactions of ibuprofen with hybrid lipid bilayers probed by complementary surface-enhanced vibrational spectroscopies. J. Phys. Chem. B 2008, 112 (45), 14168–14175.

36)  Tam, F.; Chen, A. L.; Kundu, J.; Wang, H.; Halas, N. J. Mesoscopic nanoshells: Geometry-dependent plasmon resonances beyond the quasistatic limit. J. Chem. Phys. 2007, 127 (20), 204706.

37)  Wang, H.; Kundu, J.; Halas, N. J. Plasmonic nanoshell arrays combine surface-enhanced vibrational spectroscopies on a single substrate. Angew. Chem. Int. Ed. 2007, 46 (47), 9040–9044.