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Items: 1 to 50 of 110

1.

Self-Assembled Extended π-Systems for Sensing and Security Applications.

Praveen VK, Vedhanarayanan B, Mal A, Mishra RK, Ajayaghosh A.

Acc Chem Res. 2020 Feb 6. doi: 10.1021/acs.accounts.9b00580. [Epub ahead of print]

PMID:
32027125
2.

Controlling the Supramolecular Polymerization of Donor-Acceptor π-Systems through Hydrogen Bond Intervention.

Nair VS, Vedhanarayanan B, Ajayaghosh A.

Chempluschem. 2019 Sep;84(9):1405-1412. doi: 10.1002/cplu.201900276. Epub 2019 Jul 23.

PMID:
31944049
3.

Supramolecular Surface Charge Regulation in Ionic Covalent Organic Nanosheets: Reversible Exfoliation and Controlled Bacterial Growth.

Mal A, Vijayakumar S, Mishra RK, Jacob J, Pillai RS, Dileep Kumar BS, Ajayaghosh A.

Angew Chem Int Ed Engl. 2019 Nov 6. doi: 10.1002/anie.201912363. [Epub ahead of print] Review.

PMID:
31693289
4.

Bimodal detection of carbon dioxide using fluorescent molecular aggregates.

Mishra RK, Vijayakumar S, Mal A, Karunakaran V, Janardhanan JC, Maiti KK, Praveen VK, Ajayaghosh A.

Chem Commun (Camb). 2019 May 23;55(43):6046-6049. doi: 10.1039/c9cc01564g.

PMID:
31065654
5.

Supramolecular Gel Phase Controlled [4 + 2] Diels-Alder Photocycloaddition for Electroplex Mediated White Electroluminescence.

Das S, Okamura N, Yagi S, Ajayaghosh A.

J Am Chem Soc. 2019 Apr 10;141(14):5635-5639. doi: 10.1021/jacs.9b00955. Epub 2019 Apr 2.

PMID:
30924646
6.

Charge Carrier Polarity Modulation in Diketopyrrolopyrrole-Based Low Band Gap Semiconductors by Terminal Functionalization.

Ghosh S, Raveendran R, Saeki A, Seki S, Namboothiry M, Ajayaghosh A.

ACS Appl Mater Interfaces. 2019 Jan 9;11(1):1088-1095. doi: 10.1021/acsami.8b16714. Epub 2018 Dec 27.

PMID:
30543390
7.

Enzyme-Driven Switchable Fluorescence-SERS Diagnostic Nanococktail for the Multiplex Detection of Lung Cancer Biomarkers.

Saranya G, Joseph MM, Karunakaran V, Nair JB, Saritha VN, Veena VS, Sujathan K, Ajayaghosh A, Maiti KK.

ACS Appl Mater Interfaces. 2018 Nov 14;10(45):38807-38818. doi: 10.1021/acsami.8b15583. Epub 2018 Nov 2.

PMID:
30353718
8.

Real Time Imaging and Dynamics of Hippocampal Zn2+ under Epileptic Condition Using a Ratiometric Fluorescent Probe.

Santhakumar H, Nair RV, Philips DS, Shenoy SJ, Thekkuveettil A, Ajayaghosh A, Jayasree RS.

Sci Rep. 2018 Jun 13;8(1):9069. doi: 10.1038/s41598-018-27029-5.

9.

A Cyclometalated IrIII Complex as a Lysosome-Targeted Photodynamic Therapeutic Agent for Integrated Imaging and Therapy in Cancer Cells.

Sudheesh KV, Jayaram PS, Samanta A, Bejoymohandas KS, Jayasree RS, Ajayaghosh A.

Chemistry. 2018 Aug 1;24(43):10999-11007. doi: 10.1002/chem.201801918. Epub 2018 Jul 10.

PMID:
29806867
10.

Stepwise control of host-guest interaction using a coordination polymer gel.

Mukhopadhyay RD, Das G, Ajayaghosh A.

Nat Commun. 2018 May 18;9(1):1987. doi: 10.1038/s41467-018-04303-8.

11.

Supramolecular Reassembly of Self-Exfoliated Ionic Covalent Organic Nanosheets for Label-Free Detection of Double-Stranded DNA.

Mal A, Mishra RK, Praveen VK, Khayum MA, Banerjee R, Ajayaghosh A.

Angew Chem Int Ed Engl. 2018 Jul 9;57(28):8443-8447. doi: 10.1002/anie.201801352. Epub 2018 Jun 7.

PMID:
29714817
12.

Transforming a C 3-Symmetrical Liquid Crystal to a π-Gelator by Alkoxy Chain Variation.

Sandeep A, Praveen VK, Shankar Rao DS, Krishna Prasad S, Ajayaghosh A.

ACS Omega. 2018 Apr 20;3(4):4392-4399. doi: 10.1021/acsomega.8b00496. eCollection 2018 Apr 30.

13.

Photokinetic study on remarkable excimer phosphorescence from heteroleptic cyclometalated platinum(ii) complexes bearing a benzoylated 2-phenylpyridinate ligand.

Okamura N, Maeda T, Fujiwara H, Soman A, Unni KNN, Ajayaghosh A, Yagi S.

Phys Chem Chem Phys. 2017 Dec 20;20(1):542-552. doi: 10.1039/c7cp06944h.

PMID:
29220048
14.

A Supramolecular Nanocomposite as a Near-Infrared-Transmitting Optical Filter for Security and Forensic Applications.

Ghosh S, Cherumukkil S, Suresh CH, Ajayaghosh A.

Adv Mater. 2017 Dec;29(46). doi: 10.1002/adma.201703783. Epub 2017 Oct 23.

PMID:
29058799
15.

Creation of "Rose Petal" and "Lotus Leaf" Effects on Alumina by Surface Functionalization and Metal-Ion Coordination.

Mukhopadhyay RD, Vedhanarayanan B, Ajayaghosh A.

Angew Chem Int Ed Engl. 2017 Dec 11;56(50):16018-16022. doi: 10.1002/anie.201709463. Epub 2017 Nov 15.

PMID:
29053212
16.

An unprecedented amplification of near-infrared emission in a Bodipy derived π-system by stress or gelation.

Cherumukkil S, Ghosh S, Praveen VK, Ajayaghosh A.

Chem Sci. 2017 Aug 1;8(8):5644-5649. doi: 10.1039/c7sc01696d. Epub 2017 Jun 8.

17.

An Unsymmetrical Squaraine-Dye-Based Chemical Platform for Multiple Analyte Recognition.

Philips DS, Ghosh S, Sudheesh KV, Suresh CH, Ajayaghosh A.

Chemistry. 2017 Dec 19;23(71):17973-17980. doi: 10.1002/chem.201703645. Epub 2017 Nov 28.

PMID:
28940842
18.

The Helix to Super-Helix Transition in the Self-Assembly of π-Systems: Superseding of Molecular Chirality at Hierarchical Level.

Hifsudheen M, Mishra RK, Vedhanarayanan B, Praveen VK, Ajayaghosh A.

Angew Chem Int Ed Engl. 2017 Oct 2;56(41):12634-12638. doi: 10.1002/anie.201707392. Epub 2017 Sep 1.

PMID:
28799691
19.

A Ratiometric Near-Infrared Fluorogen for the Real Time Visualization of Intracellular Redox Status during Apoptosis.

Saranya G, Anees P, Joseph MM, Maiti KK, Ajayaghosh A.

Chemistry. 2017 May 29;23(30):7191-7195. doi: 10.1002/chem.201700839. Epub 2017 May 2.

PMID:
28375562
20.

A protein-dye hybrid system as a narrow range tunable intracellular pH sensor.

Anees P, Sudheesh KV, Jayamurthy P, Chandrika AR, Omkumar RV, Ajayaghosh A.

Chem Sci. 2016 Nov 18;7(11):6808-6814. doi: 10.1039/c6sc02659a. Epub 2016 Jul 15.

21.

Nanosheets of an Organic Molecular Assembly from Aqueous Medium Exhibit High Solid-State Emission and Anisotropic Charge-Carrier Mobility.

Ghosh S, Philips DS, Saeki A, Ajayaghosh A.

Adv Mater. 2017 Mar;29(10). doi: 10.1002/adma.201605408. Epub 2016 Dec 23.

PMID:
28009463
22.

Exfoliation of Reduced Graphene Oxide with Self-Assembled π-Gelators for Improved Electrochemical Performance.

Vedhanarayanan B, Babu B, Shaijumon MM, Ajayaghosh A.

ACS Appl Mater Interfaces. 2017 Jun 14;9(23):19417-19426. doi: 10.1021/acsami.6b09418. Epub 2016 Oct 11.

PMID:
27726323
23.

A π-gel scaffold for assembling fullerene to photoconducting supramolecular rods.

Nair VS, Mukhopadhyay RD, Saeki A, Seki S, Ajayaghosh A.

Sci Adv. 2016 Sep 23;2(9):e1600142. eCollection 2016 Sep.

24.

Formation of Coaxial Nanocables with Amplified Supramolecular Chirality through an Interaction between Carbon Nanotubes and a Chiral π-Gelator.

Vedhanarayanan B, Nair VS, Nair VC, Ajayaghosh A.

Angew Chem Int Ed Engl. 2016 Aug 22;55(35):10345-9. doi: 10.1002/anie.201605354. Epub 2016 Jul 27.

PMID:
27461073
25.

Supercoiled fibres of self-sorted donor-acceptor stacks: a turn-off/turn-on platform for sensing volatile aromatic compounds.

Sandeep A, Praveen VK, Kartha KK, Karunakaran V, Ajayaghosh A.

Chem Sci. 2016 Jul 1;7(7):4460-4467. doi: 10.1039/c6sc00629a. Epub 2016 Mar 21.

26.

Real time monitoring of aminothiol level in blood using a near-infrared dye assisted deep tissue fluorescence and photoacoustic bimodal imaging.

Anees P, Joseph J, Sreejith S, Menon NV, Kang Y, Wing-Kwong Yu S, Ajayaghosh A, Zhao Y.

Chem Sci. 2016 Jul 1;7(7):4110-4116. doi: 10.1039/c5sc04986e. Epub 2016 Mar 2.

27.

A Three-Photon Active Organic Fluorophore for Deep Tissue Ratiometric Imaging of Intracellular Divalent Zinc.

Philips DS, Sreejith S, He T, Menon NV, Anees P, Mathew J, Sajikumar S, Kang Y, Stuparu MC, Sun H, Zhao Y, Ajayaghosh A.

Chem Asian J. 2016 May 20;11(10):1523-7. doi: 10.1002/asia.201600170. Epub 2016 Apr 5.

PMID:
26991763
28.

Color-Tunable Cyano-Substituted Divinylene Arene Luminogens as Fluorescent π-Gelators.

Aparicio F, Cherumukkil S, Ajayaghosh A, Sánchez L.

Langmuir. 2016 Jan 12;32(1):284-9. doi: 10.1021/acs.langmuir.5b03771. Epub 2015 Dec 21.

PMID:
26645962
29.

Near-IR squaraine dye-loaded gated periodic mesoporous organosilica for photo-oxidation of phenol in a continuous-flow device.

Borah P, Sreejith S, Anees P, Menon NV, Kang Y, Ajayaghosh A, Zhao Y.

Sci Adv. 2015 Sep 11;1(8):e1500390. doi: 10.1126/sciadv.1500390. eCollection 2015 Sep.

30.

Light driven mesoscale assembly of a coordination polymeric gelator into flowers and stars with distinct properties.

Mukhopadhyay RD, Praveen VK, Hazra A, Maji TK, Ajayaghosh A.

Chem Sci. 2015 Nov 1;6(11):6583-6591. doi: 10.1039/c5sc02233a. Epub 2015 Aug 12.

31.

Supramolecular chemistry. Living supramolecular polymerization.

Mukhopadhyay RD, Ajayaghosh A.

Science. 2015 Jul 17;349(6245):241-2. doi: 10.1126/science.aac7422. No abstract available.

PMID:
26185233
32.

Fluorescence Imaging Assisted Photodynamic Therapy Using Photosensitizer-Linked Gold Quantum Clusters.

Nair LV, Nazeer SS, Jayasree RS, Ajayaghosh A.

ACS Nano. 2015 Jun 23;9(6):5825-32. doi: 10.1021/acsnano.5b00406. Epub 2015 May 15.

PMID:
25970038
33.

A slippery molecular assembly allows water as a self-erasable security marker.

Thirumalai R, Mukhopadhyay RD, Praveen VK, Ajayaghosh A.

Sci Rep. 2015 May 5;5:9842. doi: 10.1038/srep09842.

34.

Pyridyl-Amides as a Multimode Self-Assembly Driver for the Design of a Stimuli-Responsive π-Gelator.

Kartha KK, Praveen VK, Babu SS, Cherumukkil S, Ajayaghosh A.

Chem Asian J. 2015 Oct;10(10):2250-6. doi: 10.1002/asia.201500331. Epub 2015 Jun 12.

PMID:
25930244
35.

Organic donor-acceptor assemblies form coaxial p-n heterojunctions with high photoconductivity.

Prasanthkumar S, Ghosh S, Nair VC, Saeki A, Seki S, Ajayaghosh A.

Angew Chem Int Ed Engl. 2015 Jan 12;54(3):946-50. doi: 10.1002/anie.201408831. Epub 2014 Nov 27.

PMID:
25430809
36.

Detection of nitroaromatic explosives with fluorescent molecular assemblies and π-gels.

Kartha KK, Sandeep A, Praveen VK, Ajayaghosh A.

Chem Rec. 2015 Feb;15(1):252-65. doi: 10.1002/tcr.201402063. Epub 2014 Oct 29.

PMID:
25351991
37.

Self-assembled near-infrared dye nanoparticles as a selective protein sensor by activation of a dormant fluorophore.

Anees P, Sreejith S, Ajayaghosh A.

J Am Chem Soc. 2014 Sep 24;136(38):13233-9. doi: 10.1021/ja503850b. Epub 2014 Sep 16.

PMID:
25199066
38.

A carbazole-fluorene molecular hybrid for quantitative detection of TNT using a combined fluorescence and quartz crystal microbalance method.

Kartha KK, Sandeep A, Nair VC, Takeuchi M, Ajayaghosh A.

Phys Chem Chem Phys. 2014 Sep 21;16(35):18896-901. doi: 10.1039/c4cp03050h.

PMID:
25081572
39.

Effect of the bulkiness of the end functional amide groups on the optical, gelation, and morphological properties of oligo(p-phenylenevinylene) π-gelators.

Babu SS, Praveen VK, Kartha KK, Mahesh S, Ajayaghosh A.

Chem Asian J. 2014 Jul;9(7):1830-40. doi: 10.1002/asia.201402235. Epub 2014 Jun 4.

PMID:
24895186
40.

Aligned 1-D nanorods of a π-gelator exhibit molecular orientation and excitation energy transport different from entangled fiber networks.

Sakakibara K, Chithra P, Das B, Mori T, Akada M, Labuta J, Tsuruoka T, Maji S, Furumi S, Shrestha LK, Hill JP, Acharya S, Ariga K, Ajayaghosh A.

J Am Chem Soc. 2014 Jun 18;136(24):8548-51. doi: 10.1021/ja504014k. Epub 2014 Jun 3.

PMID:
24873554
41.

A fluorescent molecular probe for the identification of zinc and cadmium salts by excited state charge transfer modulation.

Divya KP, Savithri S, Ajayaghosh A.

Chem Commun (Camb). 2014 Jun 7;50(45):6020-2. doi: 10.1039/c4cc00379a. Epub 2014 Apr 28.

PMID:
24770792
42.

Electrochemical synthesis of a gold atomic cluster-chitosan nanocomposite film modified gold electrode for ultra-trace determination of mercury.

Aneesh PK, Nambiar SR, Rao TP, Ajayaghosh A.

Phys Chem Chem Phys. 2014 May 14;16(18):8529-35. doi: 10.1039/c4cp00063c.

PMID:
24667975
43.

Cyclotriphosphazene appended porphyrins and fulleropyrrolidine complexes as supramolecular multiple photosynthetic reaction centers: steady and excited states photophysical investigation.

Nair VS, Pareek Y, Karunakaran V, Ravikanth M, Ajayaghosh A.

Phys Chem Chem Phys. 2014 Jun 7;16(21):10149-56. doi: 10.1039/c3cp54269f. Epub 2014 Mar 3.

PMID:
24584716
44.

Oligo(phenylenevinylene) hybrids and self-assemblies: versatile materials for excitation energy transfer.

Praveen VK, Ranjith C, Bandini E, Ajayaghosh A, Armaroli N.

Chem Soc Rev. 2014 Jun 21;43(12):4222-42. doi: 10.1039/c3cs60406c. Review.

PMID:
24553456
45.

Functional π-gelators and their applications.

Babu SS, Praveen VK, Ajayaghosh A.

Chem Rev. 2014 Feb 26;114(4):1973-2129. doi: 10.1021/cr400195e. Epub 2014 Jan 8. No abstract available.

PMID:
24400783
46.

Luminescent and conductive supramolecular polymers obtained from an N-annulated perylenedicarboxamide.

García F, Buendía J, Ghosh S, Ajayaghosh A, Sánchez L.

Chem Commun (Camb). 2013 Oct 18;49(81):9278-80. doi: 10.1039/c3cc44418j.

PMID:
24005036
47.

Ultrasound stimulated nucleation and growth of a dye assembly into extended gel nanostructures.

Malicka JM, Sandeep A, Monti F, Bandini E, Gazzano M, Ranjith C, Praveen VK, Ajayaghosh A, Armaroli N.

Chemistry. 2013 Sep 23;19(39):12991-3001. doi: 10.1002/chem.201301539. Epub 2013 Aug 1.

PMID:
23913577
48.

Chain folding controlled by an isomeric repeat unit: helix formation versus random aggregation in acetylene-bridged carbazole-bipyridine co-oligomers.

Divya KP, Sreejith S, Suresh CH, Philips DS, Ajayaghosh A.

Chem Asian J. 2013 Jul;8(7):1579-86. doi: 10.1002/asia.201300132. Epub 2013 May 6.

PMID:
23650280
49.

Guided supramolecular polymerization of oligo(p-phenylenevinylene) functionalized bismelamines.

Yamauchi M, Kubota S, Karatsu T, Kitamura A, Ajayaghosh A, Yagai S.

Chem Commun (Camb). 2013 May 28;49(43):4941-3. doi: 10.1039/c3cc41461b.

PMID:
23604081
50.

Supramolecular gels and functional materials research in India.

Kartha KK, Mukhopadhyay RD, Ajayaghosh A.

Chimia (Aarau). 2013;67(1-2):51-63. doi: 10.2533/chimia.2013.51.

PMID:
23484938

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