Rik R. Tykwinski

Rik R. Tykwinski's AcademicInfluence.com Rankings

Rik R. Tykwinski

Chemistry

#4819

World Rank

#5913

Historical Rank

#925

USA Rank

Physical Chemistry

#763

World Rank

#818

Historical Rank

#101

USA Rank

chemistry Degrees

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Chemistry

Rik R. Tykwinski's Degrees

Bachelors Chemistry University of Calgary
PhD Chemistry University of Calgary

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Rik R. Tykwinski's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

Synthesis of polyynes to model the sp-carbon allotrope carbyne (2010) (381)
Supramolecular Assembly Model for Aggregation of Petroleum Asphaltenes (2011) (360)
Synthesis of naturally occurring polyynes. (2006) (337)
Singlet fission in pentacene dimers (2015) (298)
Evolution in the palladium-catalyzed cross-coupling of sp- and sp2-hybridized carbon atoms. (2003) (293)
Polyynes as a model for carbyne: synthesis, physical properties, and nonlinear optical response. (2005) (289)
Oligomeric and polymeric systems with a cross-conjugated pi-framework. (2006) (253)
Acetylene chemistry : chemistry, biology and material science (2004) (213)
Structure−Property Relationships in Third-Order Nonlinear Optical Chromophores (1998) (201)
Carbon-atom wires: 1-D systems with tunable properties. (2016) (153)
Carbon-Rich Compounds: From Molecules to Materials (2006) (145)
Unified model for singlet fission within a non-conjugated covalent pentacene dimer (2017) (141)
The surprising nonlinear optical properties of conjugated polyyne oligomers. (2004) (130)
Modern Supramolecular Chemistry: Strategies for Macrocycle Synthesis (2008) (128)
Bandlike transport in pentacene and functionalized pentacene thin films revealed by subpicosecond transient photoconductivity measurements (2005) (127)
Optical and transient photoconductive properties of pentacene and functionalized pentacene thin films: Dependence on film morphology (2005) (106)
Molecular Structures of Asphaltenes Based on the Dissociation Reactions of Their Ions in Mass Spectrometry (2010) (105)
Synthesis of extended polyynes: Toward carbyne (2009) (99)
Formation of Archipelago Structures during Thermal Cracking Implicates a Chemical Mechanism for the Formation of Petroleum Asphaltenes (2011) (98)
Picosecond transient photoconductivity in functionalized pentacene molecular crystals probed by terahertz pulse spectroscopy. (2002) (95)
Density Functional Theory Investigation of the Contributions of π–π Stacking and Hydrogen-Bonding Interactions to the Aggregation of Model Asphaltene Compounds (2012) (94)
Polyyne Rotaxanes: Stabilization by Encapsulation (2016) (90)
Coordination-driven self-assembly: solids with bidirectional porosity. (2002) (87)
Synthesis, structure, and nonlinear optical properties of diarylpolyynes. (2005) (87)
Synthesis and properties of long [n]cumulenes (n ≥ 5). (2014) (85)
Pentacene Dimers as a Critical Tool for the Investigation of Intramolecular Singlet Fission. (2018) (83)
tert-Butyl-end-capped polyynes: crystallographic evidence of reduced bond-length alternation. (2009) (79)
Evidence for Charge-Transfer Mediation in the Primary Events of Singlet Fission in a Weakly Coupled Pentacene Dimer (2018) (78)
Methanofullerene Molecular Scaffolding: Towards C60-substituted poly(triacetylenes) and expanded radialenes, preparation of a C60–C70 hybrid derivative, and a novel macrocyclization reaction (1997) (75)
Synthesis of polyyne rotaxanes. (2012) (75)
Anisotropy of transient photoconductivity in functionalized pentacene single crystals (2006) (74)
Solution-based intramolecular singlet fission in cross-conjugated pentacene dimers. (2016) (73)
Evidence for solution-state nonlinearity of sp-carbon chains based on IR and Raman spectroscopy: violation of mutual exclusion. (2009) (71)
Esters of 2-iodoxybenzoic acid: hypervalent iodine oxidizing reagents with a pseudobenziodoxole structure. (2005) (69)
Synthesis of unsymmetrically substituted 1,3-butadiynes and 1,3,5-hexatriynes via alkylidene carbenoid rearrangements. (2003) (68)
Isomerically pure syn-anthradithiophenes: synthesis, properties, and FET performance. (2012) (66)
Cumulene rotaxanes: stabilization and study of [9]cumulenes. (2015) (65)
IBX amides: a new family of hypervalent iodine reagents. (2003) (65)
Electronic Characteristics of Arylated Tetraethynylethenes: A Cooperative Computational and Electrochemical Investigation (1997) (64)
Synthesis and structure of tetraarylcumulenes: characterization of bond-length alternation versus molecule length. (2013) (63)
Ultrafast optical Kerr effect measurements of third-order nonlinearities in cross-conjugated iso-polydiacetylene oligomers (2002) (63)
Donor/Acceptor‐Substituted Tetraethynylethenes: Systematic Assembly of Molecules for Use as Advanced Materials (1996) (61)
Comparing Laser Desorption/Laser Ionization Mass Spectra of Asphaltenes and Model Compounds (2010) (60)
The Fritsch-Buttenberg-Wiechell rearrangement: modern applications for an old reaction. (2010) (59)
Carbon‐rich nanostructures: the conversion of acetylenes into materials (2013) (59)
Controlling the Chromaticity of Small‐Molecule Light‐Emitting Electrochemical Cells Based on TIPS‐Pentacene (2015) (58)
A modular synthetic approach to conjugated pentacene di-, tri-, and tetramers. (2010) (55)
One-pot formation and derivatization of di- and triynes based on the Fritsch-Buttenberg-Wiechell rearrangement. (2007) (55)
Odd [n]Cumulenes (n = 3, 5, 7, 9): Synthesis, Characterization, and Reactivity. (2017) (54)
A new method for the synthesis of cyclopentenones via the tandem Michael addition-carbene insertion reaction of β-ketoethynyl(phenyl)iodonium salts (1994) (54)
Iterative Synthesis and Properties of Cross-Conjugated iso-Polydiacetylene Oligomers (1999) (53)
A Series of Pyrene‐Substituted Silicon Phthalocyanines as Near‐IR Sensitizers in Organic Ternary Solar Cells (2016) (53)
Alkyne migration in alkylidene carbenoid species: a new method of polyyne synthesis. (2003) (52)
Iodosobenzene Tetrafluoroborate, Hexafluoroantimonate, and Hexafluorophosphate: Stable Electrophilic Hypervalent Iodine Reagents without Nucleophilic Ligands (1989) (51)
Highly functionalized dimeric tetraethynylethenes and expanded radialenes: strong evidence for macrocyclic cross-conjugation. (2001) (51)
Preparation and Reductive Decomposition of 2‐Iodoxybenzenesulfonic Acid. X‐ray Crystal Structure of 1‐Hydroxy‐1H‐1,2,3‐benziodoxathiole 3,3‐Dioxide (2006) (49)
Two-photon absorption properties of two-dimensional π-conjugated chromophores: combined experimental and theoretical study. (2011) (48)
Toward carbyne: Synthesis and stability of really long polyynes (2010) (48)
Exploring electronically polarized pentacenes. (2008) (48)
Carbon-carbon bond formation in reactions of PhIO.cntdot.HBF4-silyl enol ether adduct with alkenes or silyl enol ethers (1989) (45)
Pentacene appended to a TEMPO stable free radical: the effect of magnetic exchange coupling on photoexcited pentacene. (2015) (45)
Single-step preparation of rigid-rod, cationic, bimetallic, .sigma.-diyne complexes: L5M+C.tplbond.C(C6H4)C.tplbond.CM+L5.cntdot.2TfO- (M = iridium, rhodium) (1992) (45)
Migrating Alkynes in Vinylidene Carbenoids: An Unprecedented Route to Polyynes (2000) (44)
Preparation and structure of 2-iodoxybenzoate esters: soluble and stable periodinane oxidizing reagents. (2004) (44)
Synthesis, structure, and nonlinear optical properties of cross-conjugated perphenylated iso-polydiacetylenes. (2004) (44)
Synthesis and characterization of expanded radialenes, bisradialenes, and radiaannulenes. (2007) (44)
Structural, Vibrational, and Electronic Characteristics of Enyne Macrocycles as a Function of Ring Strain (2000) (43)
Reductive Aromatization/Dearomatization and Elimination Reactions to Access Conjugated Polycyclic Hydrocarbons, Heteroacenes, and Cumulenes. (2017) (43)
Varying the Interpentacene Electronic Coupling to Tune Singlet Fission. (2019) (42)
Carbyne: The Molecular Approach. (2015) (41)
Synthesis and solid-state structure of perfluorophenyl end-capped polyynes. (2008) (41)
Structure and chain polarization of long polyynes investigated with infrared and Raman spectroscopy (2013) (40)
Synthesis and electronic properties of conjugated pentacene dimers. (2008) (40)
Polyyne synthesis using carbene/carbenoid rearrangements. (2006) (40)
Using ligand exchange reactions to control the coordination environment of Pt(II) acetylide complexes: applications to conjugated metallacyclynes (2003) (40)
Singlet Fission for Photovoltaics with 130 % Injection Efficiency. (2018) (39)
Secondary bonding-directed self-assembly of amino acid derived benziodazoles: synthesis and structure of novel hypervalent iodine macrocycles. (2001) (37)
Effect of Chemical Structure on the Cracking and Coking of Archipelago Model Compounds Representative of Asphaltenes (2012) (37)
(Dicyano)iodonium triflate- novel iodonium species and a versatile reagent for the preparation of iodonium salts via an iodonium transfer reaction with organostannanes (1992) (36)
Polyamide-imide polymer thin films for integrated optics (2004) (36)
Cross-Conjugated Oligo(enynes) (2002) (35)
Two-dimensionally conjugated molecules: The importance of low molecular symmetry for large third-order nonlinear optical effects (1998) (35)
3D-RISM-KH molecular theory of solvation and density functional theory investigation of the role of water in the aggregation of model asphaltenes. (2012) (35)
Elucidation of structural information achievable for asphaltenes via collision-activated dissociation of their molecular ions in MSn experiments: A model compound study (2014) (35)
Iterative synthesis and characterization of cross-conjugated iso-polydiacetylenes. (2002) (35)
Functionalized macrocyclic ligands for use in supramolecular chemistry. (2002) (35)
A new synthesis of alkynyl sulfones and single crystal x-ray structure of p-(tolylsulfonyl)ethyne (1993) (34)
Conjugated Oligomers and Polymers Based on Anthracene, Tetracene, Pentacene, Naphthodithiophene, and Anthradithiophene Building Blocks (2011) (34)
NEW LIGHT ON AN OLD STORY : THE SOLID-STATE TRANSFORMATION OF AMMONIUM CYANATE INTO UREA (1998) (33)
A one-pot synthesis and functionalization of polyynes. (2006) (33)
Synthesis of naturally occurring acetylenes via an alkylidene carbenoid rearrangement. (2003) (33)
π-Conjugation and End Group Effects in Long Cumulenes: Raman Spectroscopy and DFT Calculations (2014) (32)
Tetraethynylethene Molecular Scaffolding (1997) (32)
Preparation of Rigid-Rod, Di- and Trimetallic, .sigma.-Acetylide Complexes of Iridium(III) and Rhodium(III) via Alkynyl(phenyl)iodonium Chemistry (1994) (32)
Pentacene-based polycyclic aromatic hydrocarbon dyads with cofacial solid-state pi-stacking. (2009) (31)
The single-molecule electrical conductance of a rotaxane-hexayne supramolecular assembly. (2017) (31)
Porphyrin‐[(E)‐1,2‐Diethynylethene] Scaffolding: Synthesis and Optical and Electrochemical Properties of Multinanometer‐Sized Porphyrin Arrays (1998) (30)
Carbon disulfide reagent allows the characterization of nonpolar analytes by atmospheric pressure chemical ionization mass spectrometry. (2011) (30)
Chiral and Achiral Charge‐Transfer Chromophores with a Dendralene‐Type Backbone by Electronically Controlled Cycloaddition/Cycloreversion Cascades (2010) (30)
Absolute Raman intensity measurements and determination of the vibrational second hyperpolarizability of adamantyl endcapped polyynes (2012) (30)
Iodosyl trifluoromethanesulfonate an efficient reagent for the single step preparation of diaryl iodonium triflate salts (1991) (30)
Pentacene oligomers and polymers: functionalization of pentacene to afford mono-, di-, tri-, and polymeric materials. (2007) (29)
Chiral propargyl alcohols via the enantioselective addition of terminal di- and triynes to aldehydes. (2011) (29)
A simple, one-step procedure for the formation of chiral metallamacrocycles. (2004) (29)
Naturally occurring and synthetic polyyne glycosides (2009) (28)
Functionalized macrocyclic ligands: Big building blocks for metal coordination (2003) (28)
Expanded Radialenes: Modular Synthesis and Characterization of Cross-Conjugated Enyne Macrocycles. (1999) (28)
Tris(biphenyl‐4‐yl)silyl‐Endcapped Polyynes (2007) (27)
Study of cross-conjugated iso-polytriacetylenes and related oligoenynes. (2002) (27)
Panchromatic ternary/quaternary polymer/fullerene BHJ solar cells based on novel silicon naphthalocyanine and silicon phthalocyanine dye sensitizers (2017) (26)
Towards the Synthesis of Tetraethynylallene (1996) (26)
Tetraethynylethene molecular scaffolding: Nonlinear optical, redox, and amphiphilic properties of donor functionalized polytriacetylene and expanded radialenes (1997) (26)
Deciphering the Role of Impurities in Methylammonium Iodide and Their Impact on the Performance of Perovskite Solar Cells (2016) (26)
Synthesis and properties of isomerically pure anthrabisbenzothiophenes. (2012) (25)
Synthesis of Unsymmetrical Derivatives of Pentacene for Materials Applications. (2019) (25)
Preparation of bis(heteroaryl)iodonium salts via an iodonium transfer reaction between di(cyano)iodonium triflate and organostannes (1992) (25)
Rigid, cross-conjugated macrocycles: a cyclic alternative to 4,4'-bipyridines in supramolecular chemistry. (2001) (25)
Mechanistic aspects of alkyne migration in alkylidene carbenoid rearrangements. (2009) (25)
One- and two-dimensionally conjugated tetrathynylethenes: Structure versus second-order optical polarizabilities (2002) (24)
Two-photon absorption in two-dimensional conjugated quadrupolar chromophores. (2006) (24)
Highly effective PQQ inhibition by alkynyl and aryl mono-and diiodonium salts (1993) (24)
Bis(phenyliodonium) diyne triflates PhIC≡C(p-C6H4)nC≡CIPh·2OTf and PhIC≡C(CH2)nC≡CIPh·2OTf: Preparation, characterization, and reaction with triphenylphosphine (1992) (23)
Donor/Acceptor Effects on the Linear and Nonlinear Optical Properties of Geminal Diethynylethenes (g-DEEs) (2007) (23)
Pentacene-based dendrimers: synthesis and thin film photoconductivity measurements of branched pentacene oligomers. (2009) (23)
Reductive Bergman-type cyclizations of cross-conjugated enediynes to fulvene and fulvalene anions: the role of the substituent. (2006) (23)
Chiral cis-Platinum Acetylide Complexes via Diphosphine Ligand Exchange: Effect of the Ligand (2008) (22)
An unsymmetrical pentacene derivative with ambipolar behavior in organic thin-film transistors. (2013) (22)
Synthesis of radiaannulene oligomers to model the elusive carbon allotrope 6,6,12-graphyne (2019) (22)
Oligomers and Polymers Based on Pentacene Building Blocks (2010) (22)
Radiaannulenes: synthesis, electrochemistry, and solid-state structure. (2009) (22)
Synthesis of soluble oligo-and polymeric pentacene-based materials (2008) (22)
Adamantyl-endcapped polyynes (2012) (22)
Thermal Cracking of Substituted Cholestane–Benzoquinoline Asphaltene Model Compounds (2012) (21)
Synthesis and characterization of cross-conjugated polyenynes (2000) (21)
Pentacenes: A Molecular Ruler for Singlet Fission (2019) (21)
Ammonium cyanate shows N-H...N hydrogen bonding, not N-H...O. (2003) (20)
Photogenerated cumulenic structure of adamantyl endcapped linear carbon chains: an experimental and computational investigation based on infrared spectroscopy. (2011) (20)
Preparation of bis-cyclopentene ring systems via reaction of bis[phenyl(iodonium)] diyne triflates with soft nucleophiles (1994) (20)
Determination of Hansen Solubility Parameters of Asphaltene Model Compounds (2018) (20)
Unexpected Michael Additions on the Way to 2.3,8.9-Dibenzanthanthrenes with Interesting Structural Properties. (2016) (20)
Regioselective trapping of terminal di-, tri-, and tetraynes with benzyl azide. (2006) (20)
Synthesis and Properties of Long [n]Cumulenes (n ≥ 5) (2014) (19)
Reaction of phIO·HBF4/silyl enol ether adduct with olefins as general approach to carbon—carbon bond formation in AdE reactions using hypervalent iodine reagents (1988) (19)
Measurement of Cracking Kinetics of Pure Model Compounds by Thermogravimetric Analysis (2010) (19)
Bent polyynes: ring geometry studied by Raman and IR spectroscopy (2012) (19)
Nonlinear Optical Properties of Polyynes: An Experimental Prediction for Carbyne (2016) (19)
Synthesis and characterization of cyclic alkyl tetraynes. (2008) (19)
Expanded radialenes: Modular synthesis and properties of cross-conjugated enyne macrocycles (2008) (19)
Structural and electronic characteristics of thienyl(aryl)iodonium triflates. (2002) (19)
Photochemical trans–cis isomerisation of donor/acceptor-substituted (E)-hex-3-ene-1,5-diynes (1,2-diethynylethenes, DEEs) and 3,4-diethynylhex-3-ene-1,5-diynes (tetraethynylethenes, TEEs) (1998) (19)
Iodosobenzene tetrafluoroborate: First example of a stable electrophilic hypervalent iodine reagent without nucleophilic ligands (1988) (19)
Unexpected formation of a [4]radialene and dendralenes by addition of tetracyanoethylene to a tetraaryl[5]cumulene. (2014) (18)
(Dicyanoiodo)benzene - a stable tricoordinate iodine(III) compound with three carbon ligands (1991) (18)
Double Bonds? Studies on the Barrier to Rotation about the Cumulenic C=C Bonds of Tetraaryl[n]cumulenes (n=3, 5, 7, 9). (2018) (18)
Two-Photon Absorption in Pentacene Dimers: The Importance of the Spacer Using Upconversion as an Indirect Route to Singlet Fission. (2017) (18)
Region-Selective Deposition of Core-Shell Nanoparticles for 3D Hierarchical Assemblies by the Huisgen 1,3-Dipolar Cycloaddition. (2015) (17)
Comprar Modern Supramolecular Chemistry: Strategies for Macrocycle Synthesis | François Diederich | 9783527318261 | Wiley (2008) (17)
Synthesis and derivatization of ethynyl alpha,alpha-dibromomethyl ketones: formation of highly functionalized vinyl triflates. (2003) (17)
Nonlinear optical properties of thienyl and bithienyl iodonium salts as measured by the Z-scan technique (2002) (17)
Preparation, structure, and unexpected chemistry of phosphoranyl-derived benziodoxoles. (2002) (17)
The loss of endgroup effects in long pyridyl-endcapped oligoynes on the way to carbyne (2020) (16)
Aggregation of asphaltene model compounds using a porphyrin tethered to a carboxylic acid. (2015) (16)
Donor-Acceptor-Functionalized Tetraethynylethenes with Nitrothienyl Substituents: Structure-Property Relationships (2000) (16)
Addition Reactions of Olefins to Asphaltene Model Compounds (2015) (16)
Chiral Carbon‐rich Macrocycles and Cyclophanes (2006) (15)
Structural and Electronic Effects of Stepwise Reduction of a Tetraaryl[3]Cumulene. (2019) (15)
Acenes With a Click (2012) (15)
The effects of π-acceptor and π-donor substitution in cross-conjugated enynes (2001) (15)
Pyridyl-Endcapped Polyynes: Stabilized Wire-like Molecules. (2016) (15)
Green Processing of Metal Oxide Core–Shell Nanoparticles as Low‐Temperature Dielectrics in Organic Thin‐Film Transistors (2015) (15)
Modification of the Fritsch–Buttenberg–Wiechell rearrangement: a facile route to unsymmetrical butadiynes (2001) (15)
1,1,2,2‐Tetraethynylethanes: Synthons for Tetraethynylethenes and Modules for Acetylenic Molecular Scaffolding (1996) (14)
Incorporation of steroidal biomarkers into petroleum model compounds (2012) (14)
Reactions of terminal polyynes with benzyl azide. (2010) (14)
Chromophore Multiplication To Enable Exciton Delocalization and Triplet Diffusion Following Singlet Fission in Tetrameric Pentacene (2019) (13)
Alkylidenecarbene insertions into aromatic C–H bonds in solution (1993) (13)
Optical gap and fundamental gap of oligoynes and carbyne (2020) (13)
Cyclic alkynes–electronic behaviour as a function of ring strain (1999) (13)
Oligomeric and Polymeric Systems with a Cross-Conjugated π-Framework (2007) (13)
Tuning Intramolecular Förster Resonance Energy Transfer and Activating Intramolecular Singlet Fission. (2018) (12)
Characterization of porosity in organic and metal-organic macrocycles by hyperpolarized 129Xe NMR spectroscopy. (2005) (12)
Aromaticity: a web themed issue. (2012) (11)
Functionalization of buckminsterfullerene by hypervalent iodine reagents (2001) (11)
Intermolecular Singlet Fission in Unsymmetrical Derivatives of Pentacene in Solution (2018) (11)
Thieme Chemistry Journal Awardees - WhereAre They Now? Pentafluorophenyl End-Capped Polyynes asSupramolecular Building Blocks (2009) (11)
Allenylidene Complexes Based on Pentacenequinone (2013) (10)
Synthesis of tri- and tetraynes using a butadiynyl synthon. (2009) (10)
Carbon-Rich Ruthenium Allenylidene Complexes Bearing Heteroscorpionate Ligands (2014) (10)
Hyperpolarized 129Xe NMR spectroscopic investigation of potentially porous shape-persistent macrocyclic materials (2005) (10)
Synthesis, physical properties, and chemistry of donor–acceptor-substituted pentacenes (2017) (10)
Steroid-Derived Naphthoquinoline Asphaltene Model Compounds: Hydriodic Acid Is the Active Catalyst in I2-Promoted Multicomponent Cyclocondensation Reactions. (2015) (10)
In ﬂ uence of the heavy-atom e ﬀ ect on singlet ﬁ ssion: a study of platinum-bridged pentacene dimers † (2019) (10)
Deciphering structure and aggregation in asphaltenes: hypothesis-driven design and development of synthetic model compounds. (2021) (9)
Alkynyl(phenyl) iodonium triflates as precursors to iridium(III) σ-acetylide complexes (2003) (9)
Thienyl(phenyl)iodonium Triflates—Structural, and Linear and Nonlinear Optical Behavior of Hypervalent Iodine Derivatives (2000) (9)
Aryl substitution of pentacenes (2014) (9)
Axial coordination of pyridyl-containing pentacenes to porphyrins (2015) (9)
Synthetic and NMR studies on hexaphenylcarbodiphosphorane (Ph3PCPPh3) (2017) (9)
Functionalization of Diynes. Preparation of Bis(alkynyl) Ditosylate and Dibenzoate Esters and Bis(alkynyl) Dithiocyanates Via Alkynyl Iodonium Chemistry (1993) (9)
Synthesis of 1‐Bromopyrene and 1‐Pyrenecarbaldehyde (2016) (9)
Synthesis and 13C NMR Spectroscopy of 13C-Labeled α,ω-Diphenylpolyynes (2012) (9)
A Field-Effect Transistor Based on Cumulenic sp-Carbon Atomic Wires (2020) (8)
ONE- AND TWO-DIMENSIONALLY CONJUGATED TETRAETHYNYLETHENES : STRUCTURE VERSUS SECOND-ORDER OPTICAL POLARIZABILITIES (1998) (8)
Polyynes. Synthesis, Properties and Applications. Edited by Franco Cataldo. (2007) (8)
Light-harvesting porphyrazines to enable intramolecular singlet fission. (2019) (8)
Synthesis and Aggregation Behavior of Chiral Naphthoquinoline Petroporphyrin Asphaltene Model Compounds. (2016) (8)
Modern Supramolecular Chemistry (2013) (8)
Interplay between Solution Processing and Electronic Structure in Metal-Free Organic Magnets Based on a TEMPO Pentacene Derivative (2016) (7)
Scalable, chromatography-free synthesis of alkyl-tethered pyrene-based materials. Application to first-generation "archipelago model" asphaltene compounds. (2015) (7)
Dynamic Properties of Solid Ammonium Cyanate (2008) (7)
Tautomerization and Dimerization of 6,13-Disubstituted Derivatives of Pentacene. (2017) (7)
With Potassium Hydroxide (2008) (7)
Synthesis of Naturally Occurring Polyynes (2006) (7)
Tuning pentacene based dye-sensitized solar cells. (2018) (7)
Shape‐Persistent Macrocycles Based on Acetylenic Scaffolding (2008) (7)
Thermal dimerization of [n]cumulenes (n = 5, 7, 9). (2015) (6)
Picosecond transient photoconductivity in organic molecular crystals (2004) (6)
Catalytic Hydrodenitrogenation of Asphaltene Model Compounds (2015) (6)
[3]Rotaxanes with Mixed Axles: Polyynes and Cumulenes (2019) (6)
Migrating Alkynes in Vinylidene Carbenoids: An Unprecedented Route to Polyynes. (2001) (6)
Synthesis of a highly strained permethylenated cycloocta-1,5-diyne derivative by acid-catalysed thermal rearrangement (1998) (6)
Singlet Fission in Enantiomerically Pure Pentacene Dimers (2020) (6)
Acenequinocumulenes: Lateral and Vertical π-Extended Analogues of Tetracyanoquinodimethane (TCNQ). (2017) (6)
Synthesis and derivatization of expanded [n]radialenes (n=3, 4). (2013) (6)
Fast photoresponse in organic semiconductors: understanding the mechanisms and structure-property relationships (2004) (5)
Binary Interactions in Coke Formation from Model Compounds and Asphaltenes (2014) (5)
Carbon-rich cyclopentadienyl ruthenium allenylidene complexes (2016) (5)
Triethynylmethanol Derivatives: Stable Acetylenic Building Blocks for Surface Chemistry. (2017) (5)
Optically pure, monodisperse cis-oligodiacetylenes: aggregation- induced chirality enhancement. (2014) (5)
Polyynes Via Alkylidene Carbenes and Carbenoids (2005) (5)
Highly Effective PQQ Inhibition by Alkynyl and Aryl Mono- and Diiodonium Salts. (1994) (5)
Enhancing the Dispersibility of TiO2 Nanorods and Gaining Control over Region-Selective Layer Formation. (2016) (5)
Carbon-rich dinuclear ruthenium bisallenylidene complexes (2016) (5)
Laser Desorption Mass Spectrometry of End Group-Protected Linear Polyynes: Evidence of Laser-Induced Cross-Linking (2015) (5)
Controlling Intramolecular Förster Resonance Energy Transfer and Singlet Fission in a Subporphyrazine–Pentacene Conjugate by Solvent Polarity (2020) (5)
Polymerization of acetylene: polyynes, but not carbyne (2017) (5)
Chiral, cross-conjugated isopolydiacetylenes. (2006) (4)
Synthesis and stability of a homologous series of triynol natural products and their analogues. (2006) (4)
Solvent-Induced Bond-Bending Isomerism in Hexaphenyl Carbodiphosphorane: Decisive Dispersion Interactions in the Solid State. (2020) (4)
Building from Ga-Porphyrins: Synthesis of Ga-Acetylide Complexes Using Acetylenes and Polyynes. (2018) (3)
The synthesis of carbon-rich nanomolecules (2008) (3)
Model Asphaltenes Adsorbed onto Methyl- and COOH-Terminated SAMs on Gold. (2021) (3)
Donor- and/or acceptor-substituted expanded radialenes: theory, synthesis, and properties. (2014) (3)
Diels–Alder Cycloaddition of Tetraphenylcyclopentadienone and 1,3,5‐Hexatriynes (2016) (3)
Oligomers from sp-Hybridized Carbon: Cumulenes and Polyynes (2013) (2)
Carbon-Rich Materials from sp-Carbon Precursors (2017) (2)
Laser desorption vs. electrospray of polyyne-threaded rotaxanes: Preventing covalent cross-linking and promoting noncovalent aggregation. (2018) (2)
Evolution in the Palladium‐Catalyzed Cross‐Coupling of sp‐ and sp2‐Hybridized Carbon Atoms. (2003) (2)
Porphyrinic assemblies of pyridine-containing macrocycles (2005) (2)
Anthracene-Pentacene Dyads: Synthesis and OFET Characterization. (2020) (2)
Photochemical trans‐cis Isomerization of Donor/Acceptor‐Substituted (E)‐Hex‐3‐ene‐1,5‐diynes (1,2‐Diethynylethenes, DEEs) and 3,4‐Diethynylhex‐3‐ene‐1,5‐diynes (Tetraethynylethenes, TEEs) (1998) (2)
Modulating the dynamics of Förster resonance energy transfer and singlet fission by variable molecular spacers. (2020) (2)
A Divergent Synthesis of Triyne Natural Products and Glycosylated Analogues Using a Carbenoid Rearrangement (2005) (2)
Singlet Fission (2021) (2)
Frontispiece: Pentacene Dimers as a Critical Tool for the Investigation of Intramolecular Singlet Fission (2018) (2)
Synthesis and characterization of cross-conjugated oligo(phenylene enynylene)s (2005) (2)
A New Method for the Synthesis of Cyclopentenones via the Tandem Michael Addition‐Carbene Insertion Reaction of β‐Ketoethynyl( phenyl)iodonium Salts. (1994) (1)
Nonlinear optical properties of thienyl and bithienyl iodonium salts as measured by the Z-scan technique : Molecular photonics and electronics (2002) (1)
With Sodium Bis(2-methoxyethoxy)aluminum Hydride (2008) (1)
Molecular rotational conformation controls the rate of singlet fission and triplet decay in pentacene dimers (2022) (1)
With Pyridine as Solvent (2008) (1)
Advances in Polyynes to Model Carbyne. (2022) (1)
Preparation of Bis(heteroaryl)iodonium Salts via an Iodonium Transfer Reaction Between Dicyanoiodonium Triflate and Organostannes. (1992) (1)
Carbon-Carbon Bond Formation in Reactions of PhIO·HBF4/Silyl Enol Ether Adduct with Alkenes or Silyl Enol Ethers. (1989) (1)
Radiaannulenes: Synthesis, Electrochemistry, and Solid‐State Structure. (2009) (1)
Building from Ga-Porphyrins: Synthesis of Ga-Acetylide Complexes Using Acetylenes and Polyynes (2018) (1)
Reaction with Sulfur (2008) (1)
One-Pot Formation and Derivatization of Di- and Triynes Based on the Fritsch—Buttenberg—Wiechell Rearrangement. (2008) (1)
Disaggregation of Asphaltene Aggregates in Solutions Depending upon Affinity Indices of the Hansen Solubility Parameter Using Ultrasmall-, Small-, and Wide-Angle X-ray Scattering (2022) (1)
Synthesis of Soluble Oligo‐ and Polymeric Pentacene‐Based Materials. (2009) (1)
Hierarchical Synthesis, Structure, and Photophysical Properties of Gallium- and Ruthenium-Porphyrins with Axially Bonded Azo Ligands. (2020) (1)
Synthesis and Derivatization of Ethynyl α,α‐Dibromomethyl Ketones: Formation of Highly Functionalized Vinyl Triflates. (2003) (1)
Electronic Characteristics of Arylated Tetraethynylethenes: A Cooperative Computational and Electrochemical Investigation. (1997) (1)
One-Pot Synthesis and Functionalization of Polyynes via Alkylidene Carbenoids (2008) (1)
Synthesis of a Pyridinophane with endo-Annular Donor Sites. (2004) (1)
Optical properties of cross-conjugated isopolydiacetylene oligomers as measured by ultraviolet?visible spectroscopy and the optical Kerr effect (2002) (1)
Functionalized One and Two-Dimensionally Conjugated Molecules for Thrid Order Nonlinear Optics (1998) (1)
Stable and Solution‐Processable Cumulenic sp‐Carbon Wires: A New Paradigm for Organic Electronics (2022) (1)
1,6-Elimination from 1,6-Dibromohexa-2,4-diyne Followed by Dimerization (2008) (0)
Large Raman intensity and vibrational second order hyperpolarizability of adamantly capped polyynes (2007) (0)
Reduction with a Trialkylborane (2008) (0)
Synthesis via Oligomerization under Oxygen-Free Conditions (2008) (0)
Diels-Alder Cycloaddition of Tetraphenylcyclopentadienone and 1,3,5-Hexatriynes. (2016) (0)
Synthesis of Unsymmetrical Diynes (2008) (0)
Chirality Induction in the Backbone of a Charge-TransferOligomer (2010) (0)
Iodosobenzene Tetrafluoroborate, Hexafluoroantimonate, and Hexafluorophosphate: Stable Electrophilic Hypervalent Iodine Reagents Without Nucleophilic Ligands. (1989) (0)
Reaction of Sodium Acetylides with Alkyl Bromides (2008) (0)
Parallel versus Twisted Pentacenes: Conformational Impact on Singlet Fission. (2022) (0)
Sensitized Singlet Fission in Rigidly Linked Axial and Peripheral Pentacene-Subphthalocyanine Conjugates. (2023) (0)
Modification of the Fritsch—Buttenberg—Wiechell Rearrangement: A Facile Route to Unsymmetrical Butadiynes. (2002) (0)
Applications of Product Subclass 4 in Organic Synthesis (2008) (0)
A Divergent Synthesis of Triyne Natural Products and Glycosylated Analogues Using a Carbenoid Rearrangement. (2006) (0)
Synthesis via Oligomerization in Acetonitrile (2008) (0)
Functionalization of Buckminsterfullerene by Hypervalent Iodine Reagents. (2001) (0)
Ultrafast Third-Order Optical Nonlinearities of Extended Polyyne Chains (2003) (0)
Iodosyl Trifluoromethanesulfonate (II). An Efficient Reagent for the Single Step Preparation of Diaryliodonium Triflate Salts (III). (1992) (0)
Stepwise Synthesis under Oxygen-Free Conditions (2008) (0)
Novel Aromatics: Official Special Issue of ISNA-18. (2019) (0)
The Effects of π-Acceptor and π-Donor Substitution in Cross-Conjugated Enynes. (2002) (0)
Polyyne Synthesis Using Carbene—Carbenoid Rearrangements (2007) (0)
Dimerization under Copper Catalysis (2008) (0)
1,1,2,2-Tetraethynylethanes: Synthons for Tetraethynylethenes and Modules for Acetylenic Molecular Scaffolding. (1996) (0)
Dicyano)iodonium Triflate. Novel Iodonium Species and a Versatile Reagent for the Preparation of Iodonium Salts via an Iodonium Transfer Reaction with Organostannanes. (1992) (0)
CCDC 187267: Experimental Crystal Structure Determination (2002) (0)
Dicyanoiodo)benzene. A Stable Tricoordinated Iodine(III) Compound with Three Carbon Ligands. (1991) (0)
CCDC 771003: Experimental Crystal Structure Determination (2011) (0)
Glaser–Eglinton Conditions with Terminal Alkynes (2008) (0)
Oxidative Heterocoupling of Terminal Alkynes and Bromoalkynes (2008) (0)
A New Synthesis of Alkynyl Sulfones and Single Crystal X-Ray Structure of p-(Tolylsulfonyl)ethyne. (1994) (0)
Cyclic Conjugated Triynes (2008) (0)
Davydov splitting and singlet ﬁ ssion in excitonically coupled pentacene dimers †‡ ChemicalScience EDGE ARTICLE (2019) (0)
Polyynes, Arynes, Enynes, and Alkynes (2008) (0)
Preparation and Structure of 2‐Iodoxybenzoate Esters: Soluble and Stable Periodinane Oxidizing Reagents. (2004) (0)
In memoriam—Prof. François Diederich (2020) (0)
Cyclic Conjugated Tetraynes (2008) (0)
Deciphering the role of impurities in methylammonium iodide and their impact on the performance of perovskite solar cells (Conference Presentation) (2016) (0)
Functionalization of Diynes: Preparation of Bis(alkynyl) Ditosylate and Dibenzoate Esters and Bis(alkynyl) Dithiocyanates via Alkynyl Iodonium Chemistry. (1993) (0)
Tris(biphenyl‐4‐yl)silyl‐Endcapped Polyynes. (2007) (0)
Retro-[2+2] Reactions (2008) (0)
Synthesis of Naturally Occurring Acetylenes via an Alkylidene Carbenoid Rearrangement (2003) (0)
Palladium-Catalyzed Enyne–Diyne Cross-Benzannulation (2008) (0)
[2+1]-Cheletropic Fragmentation (2008) (0)
Cover Picture: Synthesis and Structure of Tetraarylcumulenes: Characterization of Bond‐Length Alternation versus Molecule Length (Angew. Chem. Int. Ed. 6/2013) (2013) (0)
Bis(phenyliodonium) Diyne Triflates PhICC(p-C6H4)nCCIPh×2OTf and PhICC(CH2)nCCIPh×2OTf: Preparation, Characterization, and Reaction with Triphenylphosphine. (1992) (0)
Cyclic Conjugated Polyynes (2008) (0)
Ultrafast Optical Kerr Effect Measurements of Third-Order Nonlinearities in Novel Polydiacetylene-Based Organic Chromophores (2001) (0)
One- and two-dimensional charge-transfer molecules (1996) (0)
Electron-Phonon Interactions and Non Linear Optical Response inPolyynes: a Study Based on Raman Spectroscopy (2007) (0)
Stepwise Synthesis with Addition of Copper(I) Chloride (2008) (0)
Using Terahertz Pulses to Probe Transient Photoconductivity in Organic Molecular Crystals (2003) (0)
Under Palladium Catalysis (2008) (0)
On the road to stable, isolable [4]cumulenes: Reactivity and cyclization reactions (2022) (0)
Esters of 2-Iodoxybenzoic Acid: Novel Periodinanes and Oxidizing Reagents (2003) (0)
Iconography : Synthesis of extended polyynes: Toward carbyne (2009) (0)
Transient photoconductivity in organic semiconductors: thin films versus single crystals (2004) (0)
Synthesis and properties of long [ n ] cumulenes ( n Z 5 ) (2014) (0)
Hay Conditions with Terminal Alkynes (2008) (0)
Alkylidenecarbene Insertions into Aromatic C-H Bonds in Solution. (1994) (0)
Polyynes. Synthesis, Properties, and Applications. Herausgegeben von Franco Cataldo. (2007) (0)
Carbyne: The Molecular Approach (2016) (0)
One‐Pot Synthesis and Functionalization of Polyynes via Alkylidene Carbenoids. (2008) (0)
Construction of Anthracene Bisimide-based Donor–Acceptor–Donor Arrays with 6,13-Diethynylpentacenes and 9,10-Diethynylanthracenes as Extended π-Conjugated Systems (2020) (0)
Cover Image (2021) (0)
Applications of Product Subclass 1 in Organic Synthesis (2008) (0)
A Tetraethynyl[5]cumulene (2019) (0)
With Potassium Hydroxide and Heat (2008) (0)
Synthesis of a pyridinophane with endo-annular donor sites (2004) (0)
Cover Feature: Singlet Fission in Enantiomerically Pure Pentacene Dimers (ChemPhotoChem 10/2020) (2020) (0)
Design guidelines for molecules with large hyperpolarizabilities for third-order nonlinear optics (1999) (0)
Photophysical characterization of a ruthenium-based tetrameric pentacene complex (2023) (0)
Pentacenones as Divergent Intermediates to Unsymmetrically Substituted Pentacenes: Synthesis and Crystallographic Analysis. (2022) (0)
Synthesis via Oligomerization (2008) (0)
Iodosobenzene Tetrafluoroborate: First Example of a Stable Electrophilic Hypervalent Iodine Reagent Without Nucleophilic Ligands. (1989) (0)
Liquid Phase Deposition of Poly(ethylene terephthalate) Films (2004) (0)
Retro-Diels–Alder Reactions (2008) (0)
Synthesis via Oligomerization under Standard Conditions (2008) (0)
Synthesis of Symmetrical Diynes (2008) (0)
Synthesis of Product Subclass 2 (2008) (0)
Dimerization without Copper Catalysis (2008) (0)
Synthesis of Product Subclass 3 (2008) (0)
Preparation of Bis‐Cyclopentene Ring Systems via Reaction of Bis( phenyl(iodonium)) Diyne Triflates with Soft Nucleophiles. (1994) (0)
Cadiot–Chodkiewicz Conditions (2008) (0)
Porphyrin‐[(E)‐1,2‐diethynylethene] Scaffolding: Synthesis and Optical and Electrochemical Properties of Multinanometer‐Sized Porphyrin Arrays. (1999) (0)
Inside Cover: Cumulene Rotaxanes: Stabilization and Study of [9]Cumulenes (Angew. Chem. Int. Ed. 22/2015) (2015) (0)
Reaction of PhIO·HBF4/Silyl Enol Ether Adduct with Olefins as General Approach to Carbon-Carbon Bond Formation in Adε Reactions Using Hypervalent Iodine Reagents. (1989) (0)
Synthesis of Product Subclass 4 (2008) (0)
Experimental and theoretical determination of the Raman cross section of adamantyl-capped polyynes (2008) (0)
Ultrafast photogeneration and band-like transport of mobile charge carriers in organic semiconductors (2005) (0)
(Invited) Electronic Characteristics of One-Dimensional Carbon Rods (2013) (0)
The effects of donor-acceptor substitution symmetry on the nonlinear absorption of two-dimensionally-conjugated isomeric chromophores (2005) (0)
Fritsch–Buttenberg–Wiechell Conditions (2008) (0)
Reaction with Furan (2008) (0)
The one-dimensional nature of polyynes (2005) (0)
Chiral Propargyl Alcohols via the Enantioselective Addition of Terminal Di‐ and Triynes to Aldehydes. (2011) (0)
Glaser–Eglinton Conditions (2008) (0)
Concerning the physical Properties of Carbynes (2011) (0)
Optimizing the Iodide/Iodonium/O 2 Oxidation Cycle Enhances the Scope, Selectivity, and Yields of Hydroiodic Acid‐Catalyzed Multicomponent Cyclocondensation Reactions (2021) (0)
The Fritsch—Buttenberg—Wiechell Rearrangement: Modern Applications for an Old Reaction (2010) (0)
Polyynes in solution: straight or bent ? (2009) (0)
Donor-Acceptor Systems Derived from Tetraethynylethene (1995) (0)
Stepwise Synthesis under Standard Conditions (2008) (0)
Synthesis via Oligomerization with Addition of Copper(I) Chloride (2008) (0)
The effects of ring strain on cyclic tetraaryl[5]cumulenes. (2022) (0)
Reaction with Tetrachlorothiophene 1,1-Dioxide (2008) (0)
Synthesis of a Highly Strained Permethylenated Cycloocta-1,5-diyne Derivative by Acid-Catalyzed Thermal Rearrangement. (1998) (0)
Cyclic Alkynes — Electronic Behavior as a Function of Ring Strain. (1999) (0)
Synthesis of Product Subclass 1 (2008) (0)

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What Schools Are Affiliated With Rik R. Tykwinski?

Rik R. Tykwinski is affiliated with the following schools:

Polytechnic University of Milan
University of Utah
University of Calgary
University of Erlangen–Nuremberg
University of Alberta
University of Strasbourg
University of Minnesota Duluth