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A.    Refereed Journal Publications

65.   D. Nonnenmacher, J.C. Roberts, R.P. Lemieux, M.A. Osipov and F. Giesselmann “Unconventional Ferroelectric Behavior in Nanosegregating Liquid Crystals with de Vries-Like Behavior,” Phys. Rev. E, 2010, 82, 031703.

64.   K. Ayub, M. Moran, C. Lazar and R.P. Lemieux “Liquid Crystals with Axially Chiral (R)-3,3’-Dinitro-2,2’,6,6’-tetramethylbiphenyl Cores:  The Lateral Shielding Effect of Bicyclo[2.2.2]octane-1-carboxylate Side-Chains.”  J. Mater. Chem., 2010, 20, 6655.

63.   N. Kapernaum, C.S. Hartley, J.C. Roberts, F. Schoerg, R.P. Lemieux and F. Giesselmann  “Systematic Variation of Length Ratio and the Formation of Tilted Smectic Phases.” ChemPhysChem, 2010, 11, 2099.

62.   C.S. Arribas, O.F. Wendt, A.S. Sundin, T. Österman, T. Pullerits, C.-J. Carling, R. Wang, R.P. Lemieux and K. Wärnmark “Formation of an heterochiral supramolecular cage by diastereomer self-discrimination. Fluorescence enhancement and C60 sensing,” Chem. Commun., 2010, 46, 4381.

61.   J.C. Roberts, N. Kapernaum, Q. Song, D. Nonnenmacher, K. Ayub, F. Giesselmann and R.P. Lemieux  “Design of Liquid Crystals with ‘de Vries-Like’ Properties: Frustration Between SmA- and SmC-Promoting Elements,” J. Am. Chem. Soc., 2010, 132, 364.

60.   N. Kapernaum, C.S. Hartley, J.C. Roberts, R.P. Lemieux and F. Giesselmann  “Molecular Length Distribution and the Formation of Tilted Smectic Phases.”  Beil. J. Org. Chem., 2009, 5, No. 65.

59.   Q. Cui, C. Huntley and R.P Lemieux  “The Detection of Chiral Perturbations in Ferroelectric Liquid Crystals Induced by Dopants with Axially Chiral 2,2’-Spirobiindan-1,1’-dione Cores.”  J. Mater. Chem., 2009, 19, 5188.

58.   J.C. Roberts, N. Kapernaum, F. Giesselmann and R.P. Lemieux  “The Design of Liquid Crystals with de Vries Character: Organosiloxane Mesogen with a 5-Phenylpyrimidine Core.”  J. Am. Chem. Soc., 2008, 130, 13842.

57.   S. MacQuarrie, M. Thompson, A. Blanc, N. Mosey, R.P. Lemieux and C.M. Crudden  “Chiral Periodic Mesoporous Organosilicates Based on Axially Chiral Monomers.”  J. Am. Chem. Soc., 2008, 130, 14099.

56.   J.C. Roberts, N. Kapernaum, F. Giesselmann, M.D. Wand and R.P. Lemieux  “Fast Switching Organosiloxane Ferroelectric Liquid Crystals.”  J. Mater. Chem., 2008, 18, 5301.

55.   J.C. Roberts, Z.M. Hudson and R.P. Lemieux  “The Effect of Alkoxy Chain Length on the Ferroelectric Properties of Chiral Fluorenol Liquid Crystals.”  J. Mater. Chem., 2008, 18, 3361.

54.   M.P. Thompson and R.P. Lemieux  “Chiral Induction in Nematic and Smectic C Liquid Crystal Phases by Dopants with Axially Chiral 1,11-Dimethyl-5,7-dihydrodibenz[c,e]thiepin Cores.”  J. Mater. Chem., 2007, 17, 5068.

53.   J.G. Finden, E. Yuh, C, Huntley and R.P. Lemieux  “Ferroelectric Liquid Crystals Induced by Dopants with Axially Chiral 2,2’-Spirobiindan-1,1’-dione Cores: Ether vs. Ester Side-Chains.”  Liq. Cryst., 2007, 34, 1095.

52.   M.P. Thompson, T. Hegmann, M.D. Wand and R.P. Lemieux  “Ferroelectric Liquid Crystal Dopants with Chiral Side-Chains Containing Two Adjacent Stereogenic Centers: Host Dependence of the Polarization Power.”  Liq. Cryst., 2007, 34, 987.

51.   L. Li, C.D. Jones, J. Magolan and R.P. Lemieux  “Siloxane-Terminated Phenylpyrimidine Liquid Crystal Hosts.”  J. Mater. Chem., 2007, 17, 2313.

50.   J.T.C. Wojtyk, A. Wasey, N, Xiao, P.M. Kazmaier, S. Hoz, C. Yu, R.P. Lemieux and E. Buncel  “Elucidating the Mechanism of Acidochromic Spiropyran-Merocyanine Interconversion.”  J. Phys. Chem. A, 2007, 111, 2511.

49.   P. Montoya-Palaez, Y.S. Yuh, C. Lata, M.P. Thompson, R.P. Lemieux and C.M. Crudden  “The Synthesis and Resolution of 2,2’, 4,4’, 6,6’ Chiral Biphenyl Derivatives for Application in the Preparation of Chiral Materials,” J. Org. Chem., 2006, 71, 5921.

48.   C.S. Hartley, N. Kapernaum, J.C. Roberts, F. Giesselmann and R.P. Lemieux  “Electroclinic Effect in Chiral SmA* Liquid Crystals Induced by Atropisomeric Biphenyl Dopants: Amplification of the Electroclinic Coefficient Using Achiral Additives,” J. Mater. Chem., 2006, 24, 2329.

47.   J.A. McCubbin, V. Snieckus and R.P. Lemieux  “Ferroelectric Liquid Crystals with Fluoro- and Azafluorenone Cores: The Effect of Stereo-Polar Coupling.” Liq. Cryst., 2005, 32, 1195.

46.   C.J. Boulton, J.G. Finden, E. Yuh, J.J. Sutherland, M.D. Wand, G. Wu and R.P. Lemieux  “Ferroelectric Liquid Crystals Induced by Dopants with a 2,2’-Spirobiindan-1,1’-dione Core.”  J. Am. Chem. Soc., 2005, 127, 13656.

45.   J.A. McCubbin, X. Tong, Y. Zhao, V. Snieckus and R.P. Lemieux  “Directed Metalation-Cross Coupling Route to Ferroelectric Liquid Crystals with a Chiral Fluorenol Core: The Effect of Intermolecular Hydrogen Bonding on Polar Order.”  Chem. Mater., 2005, 17, 2574.

44.   P. Zhang, E. Buncel and R.P. Lemieux  “Compatibilization of a Photochromic Dithienylethene Dopant and Ferroelectric Liquid Crystal Host via Siloxane Microsegregation.”  Adv. Mater. 2005, 17, 567.

43.   C.S. Hartley, R. Wang and R.P. Lemieux  “Ferroelectric Liquid Crystals Induced by Atropisomeric Biphenyl Dopants: Correlation Between the Sign of Induced Polarization and the Absolute Configuration,” Chem. Mater., 2004, 16, 5297.

42.   K.E. Maly, P. Zhang, M.D. Wand, E. Buncel and R.P. Lemieux  “Reversible Photocyclization of Achiral Dithienylperfluorocyclopentene Dopants in a Ferroelectric Liquid Crystal: Bistable SSFLC Photoswitching,” J. Mater. Chem., 2004, 14, 2806.

41.   J.Z. Vlahakis, M.D. Wand and R.P. Lemieux  “Photoswitching of Ferroelectric Liquid Crystals Using Unsymmetrical Chiral Thioindigo Dopants: Photoinduced Inversion of the Sign of PS,” Adv. Funct. Mater., 2004, 14, 637.

40.   C.S. Hartley and R.P. Lemieux  “Ferroelectric Liquid Crystals Induced by Atropisomeric Biphenyl Dopants: The Effect of Chiral Perturbations on Achiral Dopants,” Liq. Cryst., 2004, 31, 1101.

39.   J.Z. Vlahakis and R.P. Lemieux  “Photoswitching of Ferroelectric Liquid Crystals Using Unsymmetrical Chiral Thioindigo Dopants: Structural Effects on Polarization Photomodulation,” J. Mater. Chem., 2004, 14, 1486.

38.   J.A. McCubbin, X. Tong, R. Wang, Y. Zhao, V. Snieckus and R.P. Lemieux  “Directed Metalation Route to Ferroelectric Liquid Crystals with a Chiral Fluorenol Core: The Effect of Restricted Rotation on Polar Order,” J. Am. Chem. Soc., 2004, 126, 1161.

37.   T. Hegmann, M.R. Meadows, M.D. Wand and R.P. Lemieux  “Ferroelectric Liquid Crystals Induced by Atropisomeric Biphenyl Dopants: Influence of the SmC Host Mixture Composition,” J. Mater. Chem., 2004, 14, 185.

36.   J.Z. Vlahakis, M.D. Wand and R.P. Lemieux  “Photoinduced Polarization Inversion in a Ferroelectric Liquid Crystal Using an Ambidextrous Chiral Thioindigo Dopant,” J. Am. Chem. Soc., 2003, 125, 6862.

35.   C.J. Boulton, J.J. Sutherland and R.P. Lemieux  “A New Dopant for Ferroelectric Liquid Crystals with a Chiral 2,2’-Spirobiindan-1,1’-dione Core,” J. Mater. Chem., 2003, 13, 644.

34.   T. Hegmann and R.P. Lemieux  “Large Electroclinic Effect in SmA* Liquid Crystals Induced by an Atropisomeric Biphenyl Dopant,” J. Mater. Chem., 2002, 12, 3368.

33.   C.S. Hartley, C. Lazar, M.D. Wand and R.P. Lemieux  “Detection of Chiral Perturbations in Ferroelectric Liquid Crystals Induced by Atropisomeric Biphenyl Dopants,” J. Am. Chem. Soc., 2002, 124, 13513.

32.   K.E. Maly, M.D. Wand and R.P. Lemieux  “Bistable Ferroelectric Liquid Crystal Photoswitch Triggered by a Dithienylethene Dopant,” J. Am. Chem. Soc., 2002, 124, 7898.

31.   C. Lazar, K. Yang, M.A. Glaser, M.D. Wand and R.P. Lemieux  "Ferroelectric Liquid Crystals Induced by a Bridged Biphenyl Dopant with Helical Topography," J. Mater. Chem., 2002, 12, 586.

30.   J.Z. Vlahakis, K.E. Maly and R.P. Lemieux  "Thioindigo-Containing Organosiloxane Liquid Crystals with Electroclinic Properties," J. Mater. Chem., 2001, 11, 2459.

29.   A. di Matteo, S.M. Todd, G. Gottarelli, G. Solladié, V.E. Williams, R.P. Lemieux, A. Ferrarini and G.P. Spada  "Correlation Between Molecular Structure and Helicity of Induced Chiral Nematics in Terms of Short-Range and Electrostatic-Induction Interactions.  The Case of Chiral Biphenyls," J. Am. Chem. Soc., 2001, 123, 7842.

28.   D. Vizitiu, C. Lazar, J.P. Radke, C.S. Hartley, M.A. Glaser and R.P. Lemieux  "Ferroelectric Liquid Crystals Induced by Atropisomeric Biphenyl Dopants: Dependence of the Polarization Power on the Nature of the Symmetry-Breaking Groups," Chem. Mater., 2001, 13, 1692.

27.   K.E. Maly, G. Wu and R.P. Lemieux  "Solubility of Thioindigo Dopants in a Smectic Liquid Crystal Host Evaluated by 2H NMR Spectroscopy," Liq. Cryst., 2001, 28, 457.

26.   C. Lazar, M.D. Wand and R.P. Lemieux  "Chiral Distortion of the Binding Site in a Ferroelectric Liquid Crystal Induced by an Atropisomeric Biphenyl Dopant," J. Am. Chem. Soc., 2000, 122, 12586.

25.   S. Swansburg, E. Buncel and R.P. Lemieux  "Thermal Racemization of Substituted Indolinobenzospiropyrans:  Evidence of Competing Polar and Non-Polar Mechanisms," J. Am. Chem. Soc., 2000, 122, 6594.

24.   D. Vizitiu, C. Lazar, B.J. Halden and R.P. Lemieux  “Ferroelectric Liquid Crystals Induced by Atropisomeric Dopants: Dependence of the Polarization Power on the Core Structure of the Smectic C Host,” J. Am. Chem. Soc., 1999, 121, 8229.

23.   B. Saad, T.V. Galstyan, L. Dinescu and R.P. Lemieux  “Photoassisted Alignment and Formation of Polarization Gratings in a Ferroelectric Liquid Crystal,” Chem. Phys., 1999, 245, 395.

22.   L. Dinescu, K.E. Maly and R.P. Lemieux  “Design of Photonic Liquid Crystal Materials: Synthesis and Evaluation of New Chiral Thioindigo Dopants Designed to Photomodulate the Spontaneous Polarization of Ferroelectric Liquid Crystals,” J. Mater. Chem., 1999, 9, 1679.

21.   Z.-S. Xu, R.P. Lemieux, A. Natansohn, P.L. Rochon and R. Shashidhar  "Synthesis and  Characterization of Novel Ferroelectric Liquid Crystals and Copolymers Containing Biphenyl Azobenzene and/or Phenyl Biphenylcarboxylate Mesogenic Groups,"  Liq. Cryst., 1999, 26, 351.

20.   L. Dinescu and R.P. Lemieux  "Optical Switching of a Ferroelectric Liquid Crystal Spatial Light Modulator by Photoinduced Polarization Inversion,"  Adv. Mater., 1999, 11, 42.

19.   V.E. Williams and R.P. Lemieux  "The Role of Dispersion and Electrostatic Forces on Solute-Solvent Interactions in a Nematic Liquid Crystal Phase,"  J. Am. Chem. Soc., 1998, 120, 11311. 

18.   B. Saad, L. Dinescu, R.P. Lemieux and T. Galstyan "Electric Field Controlled Dynamic Holograms on Polarization Gratings in a Ferroelectric Liquid Crystal,"  Appl. Phys. Lett., 1998, 73, 279.

17.   J.F. Caplan, C.A. Murphy, S. Swansburg, R.P. Lemieux, T.S. Cameron and M.A.S. Aquino  "Evidence for Room Temperature Mesomorphism in a Mixed-Valent Diruthenium (II,III) Quintapalmitoleate Polymer,"  Can. J. Chem., 1998, 76, 1520.

16.   Z.-S. Xu, R.P. Lemieux, A. Natansohn, P.L. Rochon and R. Shashidhar  "Azobenzene-assisted Alignment of Ferroelectric Liquid Crystals in the Chiral Smectic C Phase with an ac Field," Chem. Mater., 1998, 10, 3269.

15.   S.-R. Keum, M.-J. Lee, S. Swansburg, E. Buncel and R.P. Lemieux  "Resolution and Circular Dichroism of a Non-Activated Spiropyran Dye:  6-(p-Chlorophenylazo)-1',3',3'-trimethylspiro[2H-1-benzopyran-2,2'-indoline],"  Dyes and Pigments, 1998, 39, 383.

14.   S. Swansburg, Y.-K. Choi, S.-R. Keum, E. Buncel and R.P. Lemieux  "Synthesis and Characterization of Liquid Crystals Containing a Non-Activated 1',3',3'-Trimethylspiro[2H-1-benzopyran-2,2'-indoline] Group,"  Liq. Cryst., 1998, 24, 341.

13.   L. Dinescu and R.P. Lemieux  "Photomodulation of the Spontaneous Polarization in Ferroelectric Liquid Crystals:  Harnessing the Transverse Dipole Modulation of a Chiral Thioindigo Dopant,"    J. Am. Chem. Soc., 1997, 119, 8111.

12.   D. Vizitiu, B.J. Halden and R.P. Lemieux  "Enhanced Polar Ordering in Ferroelectric Liquid Crystals Induced by Atropisomeric Dopants,"  Chem. Commun., 1997, 1123-1124.

11.   K. Yang, B. Campbell, G. Birch, V.E. Williams and R.P. Lemieux  "Induction of a Ferroelectric SC* Liquid Crystal Phase by an Atropisomeric Dopant Derived from 4,4'-Dihydroxy-2,2'-dimethyl-6,6'-dinitrobiphenyl"  J. Am. Chem. Soc. 1996, 118, 9557.

10.   V.E. Williams and R.P. Lemieux  "Substituent Effects in the Induction of a Cholesteric Liquid Crystal Phase by Atropisomeric Dibenzoxepins:  A Study of Arene-Arene Interactions"  Chem. Commun. 1996, 2259.

9.     V.E. Williams, R.P. Lemieux and G.R.J. Thatcher  "Substituent Effects on the Stability of Arene-Arene Complexes:  An AM1 Study of the Conformational Equilibria of cis-1,3-Diphenylcyclohexanes"  J. Org. Chem.  1996, 61, 1927.

8.     L. Dinescu and R.P. Lemieux  "Modulating the Spontaneous Polarization of a Ferrolectric Liquid Crystal via the Photoisomerization of a Chiral Thioindigo Dopant:  (R,R)-6,6'-Bis(1-methylheptyloxy)thioindigo"  Liq. Cryst.  1996, 20, 741.

7.     A.W. Roszak, V.E. Williams and R.P. Lemieux  "(±)-1,11-Dimethyl-3,9-dinitro-5,7-dihydrodibenz[c,e]oxepin"  Acta Crystallogr., Sect. C, 1996, 52, 5190.

6.     L. Dinescu, A. Mezo, L.G. Luyt and R.P. Lemieux  "A Convenient Synthesis of 6,6'-Dialkoxythioindigo Dyes Suitable for Doping into a Liquid Crystal Host"  Tetrahedron Lett. 1994, 35, 7549.

5.     R.P. Lemieux and G.B. Schuster  "Photochemistry of Axially Chiral (Arylmethylene) cycloalkanes: A Search for Suitable Photoswitchable Liquid Crystalline Materials,"  J. Org. Chem., 1993, 58, 100.

4.     D.J. Gallagher, C.G. Garrett, R.P. Lemieux and P. Beak  "Metalation of Cyclopropane Rings:  A Novel Trilithiation of a bis-Cyclopropyl Carbinol,"  J. Org. Chem., 1991, 56, 853.

3.     R.P. Lemieux and P. Beak  "The Rearrangement of Rigid Cyclopropylcarbinyl Radicals:  Investigation of a Reporter System for the Detection of Very Short-Lived Radicals,"  J. Org. Chem., 1990, 55, 5454.

2.     J.C. Cochran, R.P. Lemieux, R.C. Giacobbe and A. Roitstein  "Synthesis of Bis-Stannylacetylenes From Calcium Carbide; Assisted by Ultrasound,"  Synth. React. Inorg. Met.-Org. Chem., 1990, 20, 251.

1.     R.P. Lemieux and P. Beak  "The Cleavage of Two Carbon-Carbon Bonds in a Wolff-Kishner Reduction," Tetrahedron Lett., 1989, 30, 1353.

 

B.    Review Articles

4.     R.P. Lemieux  “Molecular Recognition in Chiral Smectic Liquid Crystals: The Effect of Core-Core Interactions and Chirality Transfer on Polar Order,” Chem. Soc. Rev.,  2007, 36, 2033.

3.     R.P. Lemieux  “Photoswitching of Ferroelectric Liquid Crystals Using Photochromic Dopants,” Soft Matter, 2005, 1, 348.

2.     R.P. Lemieux  “Photoswitching of Ferroelectric Liquid Crystals Using Chiral Thioindigo Dopants: The Development of a Photochemical Switch Hitter,” Chem. Rec., 2004, 3, 288.

1.     R.P. Lemieux  "Chirality Transfer in Ferroelectric Liquid Crystals," Acc. Chem. Res., 2001, 34, 845.

 

C.    Book Chapter

1.     R.P. Lemieux, L. Dinescu and K.E. Maly  "Optical Switching of a Ferroelectric Liquid Crystal Spatial Light Modulator Using Chiral Thioindigo Dopants," in Anisotropic Organic Materials – Approaches to Polar Order; R. Glaser and P. Kaszynski, Eds; ACS Symposium Series, Vol. 798, American Chemical Society: Washington, D.C., July 2001.

 

D.    Patent

1.     R.P. Lemieux and L. Dinescu  "Compounds and Methods for Doping Liquid Crystal Hosts."  U.S. Patent No. 5,989,451.  Issued November 23, 1999.

 

E.    Refereed Conference Proceedings

5.     N. Xiao, Y. Chen, R. Lemieux, E. Buncel, G. Iftime, P.M. Kazmaier  “Spiropyran-Merocyanine Equilibrium in the Presence of Organic Acids and Bases.”  Mol. Cryst. Liq. Cryst. 2005, 431, 337.

4.     B. Saad, T.V. Galstyan, L. Dinescu and R.P. Lemieux  "Resonant Photoexcitation and Electrooptic Switch in Nematic and Ferroelectric Liquid Crystals."  Proc. SPIE—The International Society for Optical Engineering, 1999, 3800, 140.

3.     D. Vizitiu, B.J. Halden and R.P. Lemieux  "Ferroelectric Liquid Crystals Induced by Atropisomeric Dopants:  Dependence of the Polarization on the Nature of the Smectic C Host." Ferroelectrics 1998, 212, 257.

2.     L. Dinescu and R.P. Lemieux  "Photomodulating the Spontaneous Polarization of a Ferroelectric Liquid Crystal Phase Using Chiral Thioindigo Dopants."  Proc. SPIE—The International Society for Optical Engineering 1997, 3015, 16.

1.     K. Yang and R.P. Lemieux  "Synthesis and Characterization of C2-Symmetric Biphenyls as Novel Dopants for Induced Ferroelectric Liquid Crystal Phases."  Mol. Cryst. Liq. Cryst. 1995, 260, 247.