Publications

Peer-Reviewed Publications (updated on 30-01-2026)

2026

1. 1. 1. Insights into the Operational Stability of Wide-Bandgap Perovskite and Tandem Solar Cells under Rapid Thermal Cycling, Nature Communications 17  (2026) 596. https://doi.org/10.1038/s41467-025-68219-w  

      2. Reorientation-Driven Degradation in Oriented Perovskite Films: Shifting Facet Engineering to Thermodynamic Stability, Small, (2026) https://doi.org/10.1002/smll.202513081

      3. In situ GISAXS Study of Permalloy Thin Film Growth Dynamics on Self-organized Nanorippled Si Templates, Applied Surface Science 721, (2026) 165522  https://doi.org/10.1016/j.apsusc.2025.165522 

      4. Structural and Electromechanical Insights into Thermoplastic Polyurethane/3D Hybrid Carbon Nanocomposites towards Strain Sensor Applications, ACS Omega (2026) https://doi.org/10.1021/acsomega.5c08617 

      5. Gas Quenching under Ambient Conditions for Efficient and Stable Wide-Bandgap Perovskite Solar Cells with Surface Passivation, ACS Applied Materials & Interfaces, 2026, 18, 1, 1702–1713  https://doi.org/10.1021/acsami.5c21175 

      6.  Supraparticles from Titania Nanoplates: Assembly, Photocatalytic Polymer Encapsulation, Functionalization, and Multifunctional Hybrid Supraparticles, Small Structures, 2026; e202500456.  https://doi.org/10.1002/sstr.202500456  (IF=13.9)

2025

1. 1. 7.  Kinetic Insights into Precursor-Assisted Soft Sphere Close Packing Revealed by In Situ GISAXS with Implications for Gas Sensing, Advanced Functional Materials (2025); https://doi.org/10.1002/adfm.202505935 ( IF= 19) 

      8. Biopolymer-Templated Hierarchical 3D-Structured Gold Nanoparticle/Graphene Oxide Hybrid Materials for Ultrasensitive Surface-Enhanced Raman Scattering, Advanced Functional Materials (2025). https://doi.org/10.1002/adfm.202515801 (IF=19)

      9. CsPbBr3 Nanocrystals as Bottom Interface Nucleation Seeds for Printing Oriented FAPbI3 Thin Films: An In Situ Study, Small, 21, (2025) e05895. https://doi.org/10.1002/smll.202505895 ( IF= 12.1)

      10.  Sequential growth of Ag nanoparticles on ripple-patterned Si: Insights from GISAXS/GIWAXS and MD simulations, Physica B 722 (2026) 418066. https://doi.org/10.1016/j.physb.2025.418066 (IF= 2.6)

      11.   3D Printable Hydrogel Based on TEMPO-Oxidized Cellulose Nanofibrils and Fmoc-FF for Enhanced Biological Performance and Cell Adhesion, ACS Applied Nano Materials (2025), 8, 38, 18571–18583. https://doi.org/10.1021/acsanm.5c03356

      12.   Engineering Energy Cascades in Quasi-2D/3D Perovskites Toward Low-Threshold Amplified Spontaneous Emission, Laser Photonics Rev. (2025), e01369. https://doi.org/10.1002/lpor.202501369 (IF=10)

      13. Columnar nanostructure and morphology driven magnetic anisotropy crossover in obliquely deposited Co/Alq3 “metal–organic” bilayers, Surfaces and Interfaces 74 (2025) 107703. https://doi.org/10.1016/j.surfin.2025.107703 ( IF=6.3)

      14. Real-time probing of the interplay between spinodal decomposition and crystallization during morphological evolution in printed organic solar cells, Nano Energy 143 (2025) 111301; https://doi.org/10.1016/j.nanoen.2025.111301 (IF=17.1)

      15. Interface Evolution and Long-Term Performance of Negative Carbon Fiber Structural Electrodes,  ACS Omega, (2025) https://doi.org/10.1021/acsomega.5c01630 (IF=4.3)

      16. An in situ real-time growth study of Ag film on the ion beam sculptured GaSb nanostructures, Surfaces and Interfaces 69 (2025) 106773 https://doi.org/10.1016/j.surfin.2025.106773 (IF- 6.3)

      17. Atomic level mechanism of nanoripple formation on silicon by oblique angle irradiation with molecular nitrogen ions, Applied Surface Science, 706 (2025) 163576 https://doi.org/10.1016/j.surfin.2025.106773 (IF-6.9)

      18. Origin of Dynamic Network Formation of 2D Nanofillers in a Flexible Matrix, Small Structures 2400608 (2025), DOI: 10.1002/sstr.202400608  (IF-13.9)

      19. Temperature-dependent thermal behavior of BTP-4F-12-based organic solar cells, Nano Energy 140 (2025) 111043 , https://doi.org/10.1016/j.nanoen.2025.111043  ( IF- 17.1)

      20. Enhanced thermal stability of magnetic properties in cobalt thin films via zigzag nanostructuring, Applied Surface Science 695 (2025) 162857, https://doi.org/10.1016/j.apsusc.2025.162857 (IF- 6.9)

      21. From Unprintable Peptidic Gel to Unstoppable: Transforming Diphenylalanine Peptide (Fmoc-FF) Nanowires and Cellulose Nanofibrils into a High-Performance Biobased Gel for 3D Printing, ACS Applied Bio Materials (2025), 8, 3, 2323–2339, https://doi.org/10.1021/acsabm.4c01803 (IF = 4.7)

      22. Decoding in-plane orientation in cellulose nanopapers hybridized with tailored polymeric nanoparticles, Nanoscale (2025). https://doi.org/10.1039/D4NR04381B ( IF-5.1)

      23. Tailoring of creep regime domain wall dynamics in perpendicularly magnetized Pd/Co/Pd trilayers, Advanced Materials Interfaces, 12 (2025) 2400804. https://doi.org/10.1002/admi.202400804  (IF- 4.4)

      24. Structural changes in amorphous Co40Fe40B20 thin film interfaced with tungsten upon thermal annealing: A depth-resolved XRD and XAS study, Surfaces and  Interfaces 56 (2025) 105716  https://doi.org/10.1016/j.surfin.2024.105716  ( IF- 6.3)

      25. Revealing the Effect of Solvent Additive Selectivity on Morphology and Formation Kinetics in Printed Non-fullerene Organic Solar Cells at Ambient  Conditions, Advanced Energy Materials 15 (2025)  2404724  https://doi.org/10.1002/aenm.202404724  ( IF- 24.4)

2024 

1. 1. 26. Tuning variegated characteristics of NiO thin films via 50 keV nitrogen ion beam irradiation,  Journal of Materials Science: Materials in Electronics, 35, (2024) 2181, link.springer.com/article/10.1007/s10854-024-13879-5 

      27. Insights into the Formation of CdSe Nanoplatelets using a Flow Reactor , Nanoscale,16, (2024) 21309-21316 https://doi.org/10.1039/D4NR03804E 

      28. Effect of layer thickness on the thermoelectric efficiency of fully sprayed poly(3-hexylthiophen-2,5-diyl) thin films doped with chloroauric acid  J. Coat. Technol .Res. 21 (2024), 1945:   https://doi.org/10.1007/s11998-024-01008-0 

      29. Supraparticles from Cubic Iron Oxide Nanoparticles: Synthesis, Polymer Encapsulation, Functionalization, and Magnetic Properties ,Langmuir,  40, (2024) 22762–22772 https://doi.org/10.1021/acs.langmuir.4c02753 

      30. Light-Induced Transformation of Virus-Like Particles on TiO2 , ACS Applied Materials & Interfaces 16 (28),( 2024)  37275-37287 ; https://doi.org/10.1021/acsami.4c07151 

      31. Molybdenum assisted self‑ organized pattern formation by low-energy ion beam sputtering,  Applied Physics A, 130 (2024) 316;  https://doi.org/10.1007/s00339-024-07466-y

2023

1. 1. 32. Depth-selective local coordination in CoFeB thin films probed by XAFS and ToF-SIMS, Journal of Alloys and Compounds, Journal of Alloys and Compounds 960 (2023) 170588 https://doi.org/10.1016/j.jallcom.2023.170588 

      33. In Situ Study of Structure Formation under Stress in Stretchable Conducting Nanocomposites J. Phys. Chem. Lett. (2023)  14, 25, 5834–5840; https://doi.org/10.1021/acs.jpclett.3c00929 

Before 2023 

1. 1. 34. Ankan Mukhopadhyay, Sarathlal Koyiloth Vayalil, Dominik Graulich, Imran Ahamed, Sonia Francoual, Arti Kashyap, Timo Kuschel, P S Anil Kumar, Asymmetric modification of the magnetic proximity effect in Pt/Co/Pt trilayers by the insertion of a Ta buffer layer ,Phys. Rev. B 102, 144435 (2020). 

      35. Sarathlal Koyiloth Vayalil, Aswathi K, Ajesh K.G, Stephan V Roth, P.S Anil Kumar “Tailoring of Uniaxial magnetic anisotropy in Permalloy thin films using nanorippled Si substrates”  J. Phys. Condens. Matt.   32 185804 (2020).

      36. M.Gensch, Matthias Schwartzkopf, Wiebke Ohm, Calvin J. Brett, Pallavi Pandit  Sarathlal K Vayalil et al.  Correlating Nano structure , Optical and electronic Properties of Nanongranular Silver Layers during Polymer-Template Assisted Sputter Deposition" ACS Appl. Mater. Interfaces, ,11, 29416−29426 (2019).

      37. Sarathlal Koyiloth Vayalil, Ajay Gupta, Stephan V Roth "Study of pattern transition in nanopatterned Si(100) produced by impurity assisted low energy ion beam erosion" Appl. Phys. A , 123 225 (2017)  DOI: 10.1007/s00339-017-0756-1.

      38. Peng Zhang,  Gonzalo Santoro, Shun Yu, Sarathlal Koyiloth Vayalil, Sebastian Bommel, Stephan Roth, "Manipulating the Assembly of Spray-deposited Nano-colloids: in situ Study and Monolayer Film Preparation"  Langmuir 32(17), 4251 (2016).

      39. Tommy Hofmann, Dirk Wallacher, Jan Perlich, Sarathlal Koyiloth Vayalil, Patrick Huber, "Formation of periodically arranged nanobubbles in mesopores:Capillary bridge formation and cavitation during sorption and solidification in an hierarchical porous SBA-15 matrix" Langmuir,  32 (12) 2928-2936 (2016), ;DOI:10.1021/acs.langmuir.5b04560.

      40. Sarathlal Koyiloth Vayalil, Ajay Gupta, Stephan V Roth, Ganesan V, “Investigation of the mechanism of impurity assisted nanoripple formation on Si induced by low energy ion beam erosion”  J.Appl. Phys. 117, 024309(2015). 

      41. Shun Yu, Gonzalo Santoro, Yuan Yao, David Babonneau, Matthias Schwartzkopf, Peng Zhang, Sarathlal Koyiloth Vayalil, Philipp Wessels, Ralph Döhrmann, Markus Drescher, Peter Müller-Buschbaum, Stephan V. Roth,  “Following the Island Growth in Real Time: Ag Nanocluster Layer over Alq3 Thin Film”   J. Phys. Chem. C 119 (8) 4406–4413 (2015).

      42. G. Santoro, S. Yu, M. Schwartzkopf, P. Zhang, Sarathlal Koyiloth Vayalil., J.F.H. Risch,  M. A. Rübhausen, M. Hernández, C. Domingo, and S.V. Roth, “Silver substrates for surface enhanced Raman scattering: Correlation between nanostructure and Raman scattering enhancement”  Appl. Phys. Lett. 104, 243107 (2014).

      43. Debalaya Sarker, H. Kumar, Rajkumar Patra, D. Kabiraj, D. K. Avasthi, Sarathlal K Vayalil, S. V. Roth, P. Srivastava and S. Ghosh, “Enhancement in field emission current density of Ni nanoparticles embedded in thin silica matrix  by swift heavy ion irradiation”  J. Appl. Phy. 115, 174304 (2014).

      44. Debalaya Sarker, Santanu Ghosh, Debdulal Kabiraj,  Devesh Avasthi, Antonella  Iadecola, Sarathlal Koyiloth Vayalil , Pankaj Srivastava,  “Electronic excitation induced structural modification of FeCo nanoparticles embedded in silica matrix”  Materials Research Express  1, 035017 (2014).

      45. Peng Zhang, Haiying Huang, Yu Chen, Shun Yu, Christina Krywka, Sarathlal K. Vayalil, Stephan V. Roth, Tianbai He, Preparation of Long-range Ordered Nanostructures in Semicrystalline Diblock Copolymer Thin Films Using Micromolding ”  Chinese Journal of Polymer Science  32,  1188 (2014).

      46. Ulla Vainio, Thea I.W. Schnoor, Sarathlal Koyiloth Vayalil, Karl Schulte, Martin Müller and Erica T. Lilleodden,  “Orientation Distribution of Vertically Aligned Multiwalled Carbon Nanotubes”  J. Phys. Chem. C, 118,    9507−9513  (2014).

      47. Sarathlal K. V., Satish Potdar, Mohan Gangrade, V. Ganesan,  Ajay Gupta   “Azimuthal angle dependence of nanoripple formation on Si (100) by low energy ion erosion” Adv. Mat. Lett.  4(6), 398-401 (2013).

      48. Sarathlal K.V.,  Dileep Kumar, Ganesan V,  Ajay Gupta,  “In-situ study of magnetic thin films on nanorippled Si (100) substrates Appl. Surf. Sci.  258, 4116 (2012).

      49. Sarathlal K.V. , Dileep Kumar, Ajay Gupta, “Growth study of Co thin films on nanorippled Si substrate” Appl. Phys. Lett.  98, 123111 (2011).

      50. Sarathlal K.V,  Dileep Kumar Ajay Gupta “Structural and Transport Studies of Co Thin Film on Nano Rippled Si (100) Substrates”  AIP Conf. Proc. 1349  689 (2011)

      51. Dileep Kumar, Sarathlal. K.V.,  Oliva  Saldanha, Ajay Gupta, “In‐Situ Magneto‐Optical Kerr Effect for Interface Magnetism” AIP Conf. Proc. 1349, 1187  (2011).