“Iron Spin-crossover Nanostructures-based Two-terminal Capacitive Devices” by S. P. Verma, M. Dutta, P. Chakraborty, D. K. Goswami, Patent Application no. 202431034064 (filed)
S. Bhattacharya, S. Moulick#, C. Das#, S. Karmakar#, H. Tada, T. Saha-Dasgupta, T. Ohto, S. Kitao, M. Seto, P. Chakraborty*, and A. N. Pal*, Tuning Cooperativity and Magnetic Coupling in Spin-crossover complexes through hybrid structuring with 2D reduced graphene oxide submitted. (#Equal contribution).
S. P. Verma, C. Das, S. Pramanik, S. Mallik, S. Mondal, S. Saha, A. Bansal, P. Chakraborty,* D. K. Goswami*, Temperature-Induced Spin State Switching in Hofmann-type Iron(II) Spin Crossover Metal-Organic Frameworks-based Organic Electronic Devices, in preparation.
M. Dutta, A. Dutta, P. Chakraborty*, Crystal Packing Matters: Thermal and Optical Addressing of Spin State Switching in Hydrated vs. Dehydrated Iron(II) Spin-crossover Molecular Solid Driven by Phase Transition, submitted.
C. Das, A. Halcrow, D. Coltuneac, L. Stoleriu, P. Chakraborty*, Thermal and Light Driven Cooperative Spin-State Switching in [Fe(I-bpp)2](ClO4)2 (I-bpp = 4-iodo-2,6-di(pyrazol 1-yl)-pyridine) Probed by Single-Crystal Optical Spectroscopy, submitted.
C. Das, A. Dutta, D. Coltuneac, L. Stoleriu, P. Chakraborty*, "Tailoring Zero-Point Energies in Nanocrystalline 3D Hofmann-Type Spin-Crossover Networks {Fe1−xMx(pz)[Pd(CN)4]}: Impact of Size, Composition, and Surrounding Matrices", Dalton Trans. 2025, 54, 7923 - 7940 doi: https://doi.org/10.1039/D5DT00565E
Bhattacharya S, Shubhadip Moulick, Das C, Tada H, Chakraborty P, Pal AN. "Correction: Magnetic field induced cooperativity tuning in a Fe(II)-based hybrid spin crossover network grown on 2D surfaces." MRS Advances. February 3, 2025. doi:https://doi.org/10.1557/s43580-025-01120-2
M. Dutta, A. Dutta, P. Ghosh*, S. Maiti, L. Stoleriu, C. Enachescu, P. Chakraborty* "Variation in the Zero-Point Energy Difference via Electrostatic Interactions in Co(II)-Cltpy-based Spin-crossover Molecular Materials." Journal of Materials Chemistry C. January 1, 2024. doi:https://doi.org/10.1039/d4tc02203c
S. Verma, A. Sen, N. Dutta, P. Sengupta, P. Chakraborty, G. Dutta , Highly Specific Non-Enzymatic Electrochemical Sensor for the Detection of Uric Acid Using Carboxylated Multiwalled Carbon Nanotubes Intertwined with GdS-Gd2O3 Nanoplates in Human Urine and Serum, Langmuir , 2024, 40, 41, 21427–21441 , DOI: https://doi.org/10.1021/acs.langmuir.4c02233 .
Shiladitya Karmakar, Chakraborty P, Tanusri Saha-Dasgupta. Understanding Cooperativity in Tetrazole-Based Fe(II) Spin-Crossover Coordination Networks: Effects of Alkyl Linkers. The Journal of Physical Chemistry C. Published online September 12, 2024. doi:https://doi.org/10.1021/acs.jpcc.4c04384
S. P. Verma, M. Dutta, P. Ghosh, S. Mallik, R. Sadhukhan, S. Mondal, S. Das, P. Chakraborty, and D. K. Goswami, “Dielectric transition instigated extraordinary capacitance change with successive switching in loss tangent at the spin transition temperatures of a spin-crossover nanomaterial”, Accepted in ACS Appl. Electron. Mater.; https://doi.org/10.1021/acsaelm.4c00842.
M. Jo, B. Amanyazova, S. Yergeshbayeva, M. Gakiya-Teruya, O. Ungor, P. Lopez Rivera, N. Jen, E. Lukyanenko, A. V. Kurkin, R. Erkasov, M. W. Meisel, A. Hauser, P. Chakraborty, M. Shatruk, “Light-Induced Spin-State Switching in Fe(II) Spin-Crossover Complexes with Thiazole-Based Chelating Ligands”, Dalton Trans., 2024, 53, 10511. doi:https://doi.org/10.1039/d4dt00308j
Javier F, Guillermo R, Elzbieta Trzop, et al. "Interplay between spin-state change and symmetry-breaking phase transition on cooperative spin-crossover materials." Halscience. Published online December 2, 2023. doi:https://hal.science/hal-04330960
M. Dutta, S. Bisht, P. Ghosh, A. I. Chilug, D. Mann, C. Enachescu, M. Shatruk, P. Chakraborty*, “Combined Experimental and Mechanoelastic Modeling Studies on the Low-spin Stabilized Mixed Crystals of 3D Oxalate-based Coordination Networks”. (*Corresponding author). DOI: 10.1021/acs.inorgchem.3c01919, 2023. Read the paper.
Bhattacharya S, Moulick S, Das C, Karmakar S, Tada H, Saha-Dasgupta T, Chakraborty P, Nath Pal A, "Establishing Magnetic Coupling in Spin-crossover-2D Hybrid Nanostructures via Interfacial Charge-transfer Interaction." arXiv.org. Published 2023. Accessed March 5, 2025. https://arxiv.org/abs/2307.14135
C. Das, S. Dey, A. Adak, C. Enachescu, P. Chakraborty*, “Variation of the Cooperativity in diluted Hofmann-based Spin-crossover Coordination Solids FexM1-x(pz)[Pd(CN)4]” (*Corresponding author) Cryst. Growth Des. 2023, 23, 3496−3508. Read the paper
P. Ghosh, C. M. Pask, H. B. Vasili, N. Yoshinari, T. Konno, O. Cespedes, C. Enachescu, P. Chakraborty*, M. A. Halcrow*, “The Effect of Inert Dopant Ions on Spin-Crossover in Molecular Crystals is not Simply Controlled by Chemical Pressure”, Read the paper.
F. J. Valverde-Muñoz,* R. G. Torres Ramírez, A. Ulhe, E. Trzop, M. Dutta, C. Das, P. Chakraborty,* E. Collet* “Ferroelastic phase transition and the role of volume strain in the structural trapping of a metastable quenched low-spin high-symmetry phase in [Ru0.35Fe0.65(ptz)6](BF4)2” CrystEngComm, 2023, 25, 3588 - 3597. Read the paper
S. Karmakar, P. Chakraborty*, T. Saha-Dasgupta*, “Trend in Light-Induced Excited-State Spin Trapping in Fe(II)-based Spin Crossover Systems” Phys. Chem. Chem. Phys. 2022, 24, 10201-10209 (*Corresponding author). Read the paper
P. Chakraborty*, M. Sy, H. Fourati, T. Delgado, M. Dutta, C. Das, C. Besnard, A. Hauser, C. Enachescu, K. Boukheddaden*, “Optical Microscopy Imaging of the Thermally-Induced Spin Transition and Isothermal Multi-stepped Relaxation in a Low-Spin Stabilized Spin-Crossover Material”, Phys. Chem. Chem. Phys. 2022, 24, 982 – 994 (*Corresponding author). Read the paper
S. Maitra, P. Chakraborty, R. Mitra, and T. K. Nath, “Electrochemical aspects of sol-gel synthesized MgCoO2 for aqueous supercapacitor and alkaline HER electrocatalyst applications”, Curr. Appl. Phys. 2020, 20, 1404–1415. Read the paper
M. Meneses-Sanchez, L. Pineiro-Lopez, T. Delgado, C. Bartual-Murgui, M. C. Munoz, P. Chakraborty, and J. A. Real, “Extrinsic vs. intrinsic luminescence and their interplay with spin crossover in 3D Hofmann-type coordination polymers”, J. Mater. Chem. C, 2020, 8, 1623-1633. Read the paper
P. Chakraborty, Y. Jin, C. J. Barrows, S. T. Dunham, D. R. Gamelin, “Kinetics of Isovalent (Cd) and Aliovalent (In) Cation Exchange in Cd 1-x Mn x Se Nanocrystals”, J. Am. Chem. Soc. 2016, 138, 12885 - 12893. Read the paper
C. J. Barrows, P. Chakraborty, L. M. Kornowske, D. R. Gamelin "Tuning Equilibrium Compositions in Colloidal Cd 1-x Mn x Se Nanocrystals Using Diffusion Doping and Cation Exchange." ACS Nano 2016, 10, 910 - 918. Read the paper
L. Stoleriu, A. Stancu, P. Chakraborty, A. Hauser, C. Enachescu, "Analysis of first order reversal curves in the thermal hysteresis of spin-crossover nanoparticles within the mechanoelastic Model", J. Appl. Phys. 2015, 117, 17B307. Read the paper
P. Chakraborty, C. Enachescu, A. Humair, L. Egger, T. Delgado, A. Tissot, L. Guénée, C. Besnard, R. Bronisz, A. Hauser, “Light induced spin-state switching in the mixed crystal series of the 2D coordination network {[Zn 1-x Fe x (bbtr) 3 ](BF4) 2 } ∞ : optical spectroscopy and cooperative effects”, Dalton Trans. 2014, 43, 17786 - 17796. Read the pape
A. Marino # , P. Chakraborty # , M. Servol, M. Lorenc, E. Collet, A. Hauser, “The role of ligand-field states in the ultrafast photophysical cycle of the prototypical iron(II) spin-crossover compound [Fe(ptz) 6 ](BF 4 ) 2 ”, Angew. Chem. Int. Ed. 2014, 53, 3863 - 3867. ( # Equal contribution) Read the paper
P. Chakraborty, A. Tissot, L. Peterhans, L. Guénée, C. Besnard, P. Pattison, A. Hauser, “Determination of the molecular structure of the short- lived light-induced high-spin state in the spin-crossover compound [Fe(6-mepy) 3 tren](PF 6 ) 2 ”, Phys. Rev. B 2013, 87, 214306.Read the paper
P. Chakraborty, M. -L. Boillot, A. Tissot, A. Hauser, “Photoinduced relaxation dynamics in Fe(II) spin-crossover nanoparticles: the significance of crystallinity”, Angew. Chem. Int. Ed. 2013, 52, 7139 - 7142. Read the paper
P. Chakraborty, S. Pillet, E. –E. Benedeif, C. Enachescu, R. Bronisz, A. Hauser, “Light induced bistability in 2D coordination network {[Fe(bbtr) 3 ](BF 4 ) 2 }∞: wavelength-selective addressing of molecular spin states”, Chem. Eur. J. 2013, 19, 11418 - 11428. Read the paper
P. Chakraborty, C. Enachescu, A. Hauser, “Analysis of the experimental data for pure and diluted [Fe x Zn 1-x (bbtr) 3 ](ClO 4 ) 2 spin crossover solids in the framework of a mechanoelastic model”, Eur. J. Inorg. Chem. 2013, 770 - 780. Read the paper
H. Phan, P. Chakraborty, M. Chen, Y. M. Calm, K. Kovnir, L. K. Keniley, Jr., J. Hoyt, E. S. Knowles, C. Besnard, M. W. Meisel, A. Hauser, C. Achim, M. Shatruk, “Heteroleptic Fe(II) complexes of 2,2′-Biimidazole and its alkylated derivatives: spin-Crossover and photomagnetic Behavior”, Chem. Eur. J. 2012, 18, 15805 - 15815. Read the paper
P. Chakraborty, C. Enachescu, C. Walder, R. Bronisz, A. Hauser, “Spin switching dynamics in the 2D coordination network [Zn 1-x Fe x (bbtr) 3 ](ClO 4 ) 2 : the role of cooperative effects”, Inorg. Chem. 2012, 51, 9714 - 9722. Read the paper
P. Chakraborty, R. Bronisz, C. Besnard, L. Guénée, P. Pattison, A. Hauser, “Persistent bidirectional optical switching in the 2D high-spin polymer {[Fe(bbtr) 3 ](BF 4 ) 2 } ∞ ”, J. Am. Chem. Soc. 2012, 134, 4049 - 4052. Read the paper
L. Stoleriu, P. Chakraborty, A. Hauser, A. Stancu, C. Enachescu “Thermal hysteresis in spin-crossover compounds studied within the mechanoelastic model and its potential application to nanoparticles”, Phys. Rev. B 2011, 84, 134102. Read the paper
I. Krivokapic, P. Chakraborty, C. Enachescu, R. Bronisz, A. Hauser, “Low-Spin→High-Spin relaxation dynamics in the highly diluted spin- crossover system [Fe x Zn 1-x (bbtr) 3 ](ClO 4 ) 2 ”, Inorg. Chem. 2011, 50, 1856-1861. Read the paper
P. Chakraborty*, P. Roy Choudhury, S. B. Krupanidhi, “Structural and dielectric behavior of pulsed laser ablated Sr 0.6 Ca 0.4 TiO 3 thin film and asymmetric multilayer of SrTiO 3 and CaTiO 3 ”, J. Cryst. Growth 2011, 337, 7-12. (*Corresponding author) Read the paper
I. Krivokapic, P. Chakraborty, R. Bronisz, C. Enachescu, A. Hauser, “Significant variation of the singlet–quintet intersystem crossing rate constant in an Iron(II) high-spin complex as a function of temperature”, Angew. Chem. Int. Ed. 2010, 49, 8509-8512. Read the paper
P. Chakraborty*, S. B. Krupanidhi, “Polarization enhancement in compositionally graded vanadium doped bismuth titanate thin films”, J. Appl. Phys. 2010, 107, 124105. Read the paper