25th IAPS Meeting Santiago de Chile

May 24 – 27, 2016

Centro de Extensión Pontificia Universidad Católica

Alameda 390

Sponsors and partnerships

“Conferencia realizada con el aporte de la Vicerrectoría de

Investigación de la Pontificia Universidad Católica de Chile”

RDECOM-Americas Office of Naval Research Global

May 24, 2016 (Tuesday)

REGISTRATION

Inauguration (14:50hrs): Malcolm Forbes

Chairman: Carolina Aliaga

PL1 Tito Scaiano: From the mole to the molecule: nanocatalysis, one molecule at a time O1 M. Therien: The Photophysics of Single-Walled Carbon Nanotube-Chiral Semiconducting Polymer Superstructures O2 E. McLaurin: Photoluminescent Indium Phosphide Nanocrystals Without Shells as Donors in Small Molecule Systems O3 C. Bohne: Mechanistic Insights from Supramolecular Dynamic Studies on the Binding of Guests with Cucurbit[n]urils O4 L. Campos: Haggling Two Excitons for One Photon in Organic Electronics

May 25, 2016 (Wednesday)

Chairman: Nathaniel Finney PL2 C. Turro: Targeting Cancer with Transition Metal Complexes: From Basic Science to Therapy O5 T. Moore: Helping nature regain control of the global carbon cycle O6 C. Borsarelli: Photoinduced Processes in Supramolecular Assemblies made with DNA “Bio-inspired” Polyelectrolytes O7 A. Marti: Metal Complexes Sensors for Protein Aggregation

Chairman: Bárbara Loeb PL3 G. Meyer: The Charge Transfer Chemistry of Iodide in Dye-Sensitized and Perovskite Solar Cells O8 P. Aramendia: Plasmonic effects on the photophysics studied at the single nanoparticle single molecule level O9 M. Wasielewski Enabling Singlet Fission by Controlling Intramolecular Charge Transfer

O10 R. Schmehl: Micelles, Charge Separation and Kinetically Facile Photocatalysis : Viable Approach or Dead End?

Chairman: Gonzalo Cosa PL4 A. Greer: Phase Separation of Reactive Oxygen Species: Singlet Oxygen Chemistry at Interfaces O11 D. Nicewicz: Acridinium Dyes as Photoredox Catalysts for New Organic Transformations O12 R. Santana Da Silva: Photoinduced oxidative DNA base damage in cancer cells induced by light irradiation of phthalocyanine ruthenium complex

Chairman: Marcelo Gehlen O13 M. Gonzalez: Photoluminescent Multifunctional Nanomaterials as Imaging Sensors and Photosensitizers for Biological Uses. O14 E. Wolcan: Photosensitized generation of singlet oxygen from Re(I) complexes Ian Stanton, Edinburgh Instruments: Optimizing Sensitivity and Speed in Photoluminescence and Transient Absorption Spectroscopy

Poster Session 1 P001 – P050

May 26, 2016 (Thursday)

Chairman: Pedro Aramendía

PL5 S. Nonell: Singlet oxygen photosensitisation in the nanobiotech era O15 M. Forbes: Singlet Oxygen Topology on the Nanoscale

O16 B. Loeb: Design of Transition Metal Complexes for multipurpose applications O17 M. Gehlen: Styryl dye formation promoted by catalytic centers of piperazine bound to silica surface observed by single molecule fluorescence microscopy

Chairman: Claudia Turro PL6 G. Cosa: Visualizing DNA-Based Nanostructures via Single Molecule Fluorescence O18 V. Kleiman: First Steps in Energy Transfer and the Role of Delocalization O19 J. McCusker: Vibronic Coherence as a Mechanistic Probe of Ultrafast Dynamics in Transition Metal-based Chromophores O20 A. Ostrowski: Controlling materials properties using the photochemistry of coordination complexes

Chairman: Russell Schmehl PL7 M. Garcia-Garibay: Engineering Reactions in Crystalline Solids by Taking Advantage of Reactive Intermediates: From Molecular Information to Solid State Reactivity O21 A. Thomas: One-electron oxidation of thymidine photosensitized by pterin: mechanism and products characterization O22 R. Etchenique: Upconversion: the poor man's multiphoton optics

Chairman: Alexis Aspée O23 N. Finney: On the Role of Pyramidal Inversion in Excited-State Deactivation of Aryl Sulfoxides: Surprises from Sulfoxide-based Fluorescent Chemosensors O24 A. Moore: Artificial Photosynthetic Constructs that Mimic the PCET Process Involving the Tyrz Redox Relay of PSII O25 E. Alarcon: Bio-polymer based tissue photo-bonding using rose Bengal: There is still something new under the sun

Poster Session 2 P051 – P101

May 27, 2016 (Friday)

Chairman: Germán Gunther PL8 M. Baptista: Visible-light photosensitized oxidations in cells O26 J. Rack: Photophysics and Photochemistry of Ruthenium Sulfoxide Complexes O27 R. Weiss: Equilibrium Perturbations Between the Locally Excited State of Sterically Shielded Pyrenyl Molecules and Exciplex with Tertiary Aromatic Amine Quenchers O28 S. Sanchez: Laurdan GP and FLIM-phasor for studying the heterogeneity of erythrocytes membrane

Chairman: Cornelia Bohne O29 P. Ford: Strategies for the photo-uncaging of small molecule bioregulators O30 V. Vullev: Photoinitiation of Charge Transfer in Bioinspired Molecular Electrets O31 C. Strassert: Finding and tuning sub- and intermolecular setscrews of phosphorescent Pt(II) complexes with the aid of scanning tunneling microscopy O32 T. Pritchett, RDECOM-America, ONRG. "My Research, Your Research: What I Do, and What We Can Do for You"

Meet and Greet ACS Omega. C. Bohne Closing Remarks

Poster Abstracts P001 Analysis of the Binding of Environmental Pollutants to Host

Structures using Fluorescence Spectroscopy P002 CdTe quantum dots fluorescence quenching by ruthenium

complexes. photophysical properties and evidences of energy transfer from fret mechanism

P003 Chitosan functionalized with thioxanthone derivative as a photoinitiator in the synthesis of silver nanoparticles

P004 Chitosan/montmorillonite nanocomposites films: preparation, characterization and Photo-oxidative degradation

P005 Controlling microcrystallite growth and spectral shifts in perylene diimide derivatives

P006 Degradation of dye by heterogeneous photocatalysis using hybrid catalyst of TiO2 and gold nanoparticles. Kinetic and intermediate products study

P007 FRET studies between ruthenium phthalocyanine complexes and CdTe-MPA quantum dot: photochemistry, photobiology and theranostic properties

P008 Heterogeneous photocatalysis to degrade a mixture of commercial pharmaceuticals from aqueous solutions

P009 Improving the activity of hematite nanorods photoanodes for solar water splitting by controlling the film thickness

P010 Inclusion of Naphthoxazole Derivatives in Cyclodextrins. Photophysical and Theoretical Studies.

P011 Photodegradation of paracetamol: influence of the preparation method of ZnO catalyst and the use of suspended or immobilized form of TiO2 and ZnO semiconductors

P012 Low cost study of the size dependent photocatalysis with AuNP ablated by Laser Drop Technique

P013 Macromolecular oxidation in photodynamic antibacterial chemotherapy with nanoparticles

P014 Modulated generation of ROS by modified TiO2-polyacrylamide film obtained by a novel photosynthetic approach.

P015 Novel heteroleptic ruthenium caged compounds: synthesis, spectral properties and attachment to SiO2 nanoparticles

P016 Photocatalytic degradation of catechol and caffeic acid using doped and undoped TiO2 synthetized by sol-gel method

P017 Photophysical Characterization of Human Serum Albumin-CB[7] Biosupramolecular Assembly of Modified Toluidine Blue

P018 Photophysical Properties of CuxInS2 Quantum Dots with Cu-deficient Structures.

P019 Reversible Disassembly–Assembly of Octa acid-Guest Capsule in Water Triggered by a Photochromic Process

P020 Silicon Nanoparticles as Electron Acceptors in Biomimetic Dyads: Photophysics and Charge Separation Processes

P021 Synthesis and characterization of conjugated polymers nanoparticles with potential application in the study of biological systems

P022 Synthesis and photophysical properties of a novel biopolymeric photoinitiator based on chitosan and thioxanthone derivative

P023 The influence of the drop size in olive-oil emulsions on the rate of quenching of pyrene with TEMPO-derived radicals of variable lipophilicity

P024 Thermal Decay Kinetics of Photochromic Spiropyrans in Solution and in Nanocrystalline Suspensions

P025 A New Furan-Naphthoxazole Dyad for Singlet Oxygen Detection in Biological Systems

P026 Anaerobic UV-A irradiation of thymine nucleosides and nucleotides in the presence of pterin leads to the generation of fluorescent adducts

P027 Association Studies AINES Anti-inflammatory COXIBs, to the human serum albumin (HSA) employing fluorescence measurements

P028 Atmospheric photooxidation of diterbutil malonate P029 Biosisterism as a Strategy to Improve the Photophysical Efficiency

of Phthalocyanines P030 Chemical and spectroscopic characterization of pterin-based

fluorescent probes P031 Controlling Intramolecular [2+2] Photocycloaddition of Enones By

Axial Chirality P032 Coordinated Electron Binding: Formation of Pyridinium Exceplexes. P033 Degradation mechanism of nucleotides photosensitized by pterin P034 Determination of Enantiomeric Excess in Amine Derivatives Via

Molecular Self-Assemblies P035 Efficient Non-Linear Photoacoustic Contrast Agents Using

Curcumin, BODIPY and Electron-Transfer Inspired Strategies P036 Experimental and theoretical study of eosin dyes photophysics P037 Free radical mediated oxidation of coumarin dyes in aqueous media P038 Intramolecular, Exciplex-Mediated, Proton-Coupled, Charge-

Transfer Processes in N,N-dimethyl-3-(n-aryl)propan-1-ammonium Cations. Influence of Chromophore, Anion, Solvent Polarity, and Temperature.

P039 Modification of the Fluorescence Properties of Enhanced Green Fluorescent Protein by Peroxyl Radicals and Gamma Rays

P040 New aza-boron-dipyrromethene compounds for single molecule fluorescence studies

P041 New phosphorescent imidoyl-indazol and phosphines mixed ligand Cu(I) complexes as potential optoelectronic active compounds - Structural characterization and photophysical properties

P042 Photobleaching of curcumin/clays hybrids: a singlet oxygen approach

P043 Photochemistry of crystalline 2-azidobiphenyls to form crystalline carbazoles: scope, laser flash photolysis and solid-to-solid studies.

P044 Photo-fenton process: treatment of a mixture of phenolic compounds from aqueous solution

P045 Photoinduced Isomerization of Organometallic Chalcones. A flash Photolysis Study.

P046 Photooxidation mechanism of 2,4,4-trimethyl-1-pentanol in gas phase

P047 Photo-oxidative Decarboxylation of N-acetyl-tryptophan by 3-Methyl-quinoxalin-2-ones.

P048 Photophysical study of flavylium cations adsorbed on clays P049 Photophysics and photochemistry of rigidized 7-aminocoumarin

dyes. Solvent effect P050 Photophysics of (E)-3-(2-(5-methylfuran-2-yl)vinyl)-2h-chromen-2-

one P051 Photosensitization of human serum albumin by pterin P052 Reactive Oxygen Species Mediated Activation of a Dormant Singlet

Oxygen Photosensitizer: From Autocatalytic Singlet Oxygen Amplification to Chemicontrolled Photodynamic Therapy

P053 Sensitized photodegradation of aromatic amines from textile dyes P054 Synthesis of Azopyrrole Crystal as Molecular Semiconductor

Material P055 Temperature dependence of the fluorescence emission of

substituted 3-hydroxychromones P056 The effect of structure on the ability of furyl vinyl-naphthoxazoles

to sense singlet oxygen P057 The Role of Photoacidity on N-salycilidene-5-chloroaminopyridine

Excited Intramolecular Proton Transfer P058 Triplet State Antiaromaticity Relief as Photo-initiator for the

Missing C1-C5 Cycloaromatization Reaction. P059 2D Electronic Spectroscopy of metal complex Ru(tpy)(tpy-An) P060 Long-lived Quintet MLCT Lifetimes in Highly-Strained Fe(II)

Polypyridines

P061 Photochemical hydrogen generation using Pt(II) bis-pyridyl benzene complexes that serve as chromophore and catalyst.

P062 Photophysical and photobiological properties of [Re(CO)3(phen)(nHo)]CF3SO3 complex, nHo = norharmane

P063 Photophysical Properties of Bimetallic Cyanide-Bridged Ru(II) Polypyridines. Evidence of delocalization in the Excited State.

P064 Photoresponsive Iron(III)-Polysaccharide Coordination Materials P065 Preparation, characterization and antimicrobial activity of

chitosan/MMT/AgNO3 films prepared by Photochemistry P066 Solution-Processable based Salicylidene Organic Light-Emitting

Diodes: Tuning Electroluminescent Properties by Zn(II) P067 Synthesis and Characterization of Novel Metal Complexes of 6-

Methoxyquinoline: 1O2 (1Δg) Photosensitizing Capacity and Biological Activity.

P068 Biological implications of the photochemical degradation of artesunate

P069 Comparison of the photocatalytic activity of TiO2 synthesized under different techniques of heat treatment and stirring types

P070 Dye-loaded photoactive thin films: towards maximum singlet oxygen generation efficiency

P071 Effect of Ca+2 on the reactivity of flavonoids towards singlet molecular oxygen.

P072 Exciton Multiplication: Understanding Singlet Fission via Crystal Stucture and Morphology

P073 In vitro viral inactivation photosensitized by a vegetal extract P074 Influence of the tumoral cell line on ZnPc Phototoxicity P075 Lipid peroxidation in bacteria caused by ciprofloxacin: a single

bacteria imaging approach P076 Natural Photosensitizer and their Potential Application in

Photodynamic Antimicrobial Chemotherapy P077 Photochemical Fuel Forming Reactions Using p-GaP Photoelectrode

and Biomimetic NAD+/NADH Analogs P078 Photo-inactivation mechanism over Candida biofilms by natural

anthraquinones P079 Photoinitiation of Charge Transfer in Bioinspired Molecular

Electrets P080 Photosensitising cytotoxicity of phthalocyanine ruthenium complex

screened against murine melanoma cancer cell P081 Solute-Protein Association Evaluated by Steady State Fluorescent

Quenching. P082 The end-Permian extinction as a warning for the Anthropocene*

P083 The role of Ni and NiO cocatalysts in the photocatalytic H2 evolution through water splitting over TiO2-pillared tetratitanate.

P084 Tuning the emission color of a single-layer polymer light-emitting diode with a solution-processed external layer

P085 Tuning the Excited State Properties of Ruthenium (II) Complexes with a 4-Substituted Pyridine Ligand

P086 Visible Light Induced Iodide Oxidation: Evidence for a mechanism where bond formation and electron transfer occur in one concerted step

P087 Visible Ligth Driven Molecular Water Oxidation Catalysis P088 Voltage and Photoelectrochemical Characteristics of Dye-sensitized

Solar Cells (DSSC) Fabricated from Various Natural Anthocyanin-based Pigments

P089 Photophysical Behaviour of ReI Mono and Binuclear Complexes Having

P,N- Ligands P090 Substituent effect on the photophysical properties of new generation

1,4-dihydropyridine: Lercanidipine P091 Photophysical Properties of the Tricarbonyl Complex

[{(C6H5)2(C5H4N)P}ReI(CO)3(SO3CF3)]: Comparison with its Precursor

[{(C6H5)2(C5H4N)P}ReI(CO)3Br]

P092 Ligand Effect on the Photophysical Properties of ReI Tricarbonyl

Complexes P093 Lectin-glycovesicle interaction. A fluorescence study P094 Equilibrium Perturbations between the Locally Excited State of

Sterically Shielded Pyrenyl Molecules and Exciplex with Tertiary Aromatic Amine Quenchers

P095 Characterization of delivery systems containing resveratrol. P096 Doping effect of nanostructured lanthanide oxides, on lanthanide-

doped, synthesized by a new method in solid state. P097 Hole Transport in DNA Hairpins P098 Bio-inspired U-turn electron transfer increases the yield of high-energy

photoproducts P099 Design and synthesis of benzimidazole-phenol derivatives that mimic

the PCET process of Tyrz-His of photosystem II P100 FRET studies between ruthenium phthalocyanine complexes and CdTe-

MPA quantum dot: photochemistry, photobiology and theranostic properties

P101 Temperature- and Magnetic Field-Dependent Photoluminescence in Monolayer-Protected Gold Nanoclusters

P102 Sequential Photochemical Reactions Leading to Unusual C-C Homolysis P103 Exchange Interaction in Highly Conjugated Alkyne Bridged Cu(II)

Porphyrin Dimers