淡江大學機構典藏:Search Results
English  |  正體中文  |  简体中文  |  Items with full text/Total items : 64185/96959 (66%)
Visitors : 11563030      Online Users : 4361
RC Version 7.0 © Powered By DSPACE, MIT. Enhanced by NTU Library & TKU Library IR team.
Scope Tips:
  • please add "double quotation mark" for query phrases to get precise results
  • please goto advance search for comprehansive author search
  • Adv. Search
    HomeLoginUploadHelpAboutAdminister Goto mobile version

    Category

    Loading community tree, please wait....

    Author

    Loading author tree, please wait.....

    Year

    Loading year class tree, please wait....

    Results 1-25 of 307.

    1 2 3 4 5 6 7 8 9 10 next    View [10|25|50] records per page
    [ Search items with full text(s)| Search all items]     Sort results by Order

    1Mesophases of Hockey Stick Mesogens

    Yu, F. C.; 余良杰; 2008-07-01
    [Graduate Institute & Department of Chemistry] Journal Article
    Liquid Crystals 35(7), pp.799-813
    of B2 phases formed by achiral bent (banana) molecules showed that the chiral unit is not required for such mesogens to exhibit these behaviours

    2Mesophases of Achiral Bent Molecules

    俞方正; Yu, F. C.; 2006-10-21
    [Graduate Institute & Department of Chemistry] Journal Article
    Chemistry of Materials 18(23), pp.5410-5420
    淡江大學化學學系 俞方正 Yu, F. C. 余良杰 Yu, Liang-jye Mesophases of Achiral Bent Molecules Mesophases of Achiral Bent Molecules 非對掌性彎曲分子之液晶相 American Chemical

    4Enantiotropic nematics from cross-like 1,2,4,5-tetrakis(4'-alkyl-4-ethynylbiphenyl)benzenes and their biaxiality studies

    Chen, Hsiu-Hui; Lin, Hsing-An; 2012-07
    [Graduate Institute & Department of Chemistry] Journal Article
    Chemistry - A European Journal 18(31), pp.9543–9551
    samples indicated that the nematic phase was composed of small smectic C-like clusters with the tilting of molecules within the clusters. The wide

    5Alternating Oligo[(2,3-O-isopropylidene-L-threitol)]-co-[(E,E)-1,4-bis(styryl)benzene]s: The Linear Chirality Transmisson Additivity Relationship in Nematic Liquid Crystals

    Kuo, Li-Chung; Huang, Wan-Ting; 2010-09
    [Graduate Institute & Department of Chemistry] Journal Article
    The Journal of Physical Chemistry Part B 114(8), pp.2607-2616
    of the mesogenic group.9-12 Although the chiral cores are the origin of the chiral induction, the roles of the achiral parts of the molecules

    6Preparation, structure and physical properties of the 1:1 1,3,6,8-tetrakis(ethylthio)pyrene-DDQ complex

    李榮熹; Lee, Jung-Si; 1995-03-15
    [Graduate Institute & Department of Chemistry] Journal Article
    Synthetic metals 70(1-3), pp.1227-1228
    =75.89(3), γ=67.12(3)•, Z=1. The crystal structure consists of nearly planar TEPY and DDQ molecules stacking alternately along the c axis, consistent

    7Preparative, structural, and physical studies of TTM-TTF complexes with QMNT, a quinone-type acceptor fused with sulfur-containing heterocycles

    李榮熹; Lee, Jung-Si; 1995-03-15
    [Graduate Institute & Department of Chemistry] Journal Article
    Synthetic metals 70(1-3), pp.1221-1222
    ) A in the free TTM-TTF molecule which has a highly bent strocture \[8\]. The molecular geometries of the donor and acceptor molecules are expected to be sensitive

    8TTM-TTF與QMNT的合成結構與物性

    王文竹1995-01
    [Graduate Institute & Department of Chemistry] Journal Article
    合成金屬 70,頁1221-1222
    TTM-TTF molecule which has a hughly bent structure \[8\]. Thu molecular goometries of the donor and acciptor molecules are expected to be sensitive te

    9Induction of the Columnar Phase of Unconventional Dendrimers by Breaking the C2 Symmetry of Molecules

    Lai, Long-Li; Wang, Sheng-Wei; 2012-11-26
    [Graduate Institute & Department of Chemistry] Journal Article
    Chemistry - A European Journal 18(48), pp.15361-15367
    bent molecules to leud to the formation uf colimnar LC phases is also passible but has rarely been reported.[15] Owing to the versetile combination

    10The free-OH stretching frequencies of 3-coordinated H2O in water clusters and on ice surfaces

    Jiang, Jyh-Chiang; Chang, J. C.; 1998-06-12
    [Graduate Institute & Department of Chemistry] Journal Article
    Chemical Physics Letters 289(3-4), pp.373-382
    to the reduction of hydrogen bond directionality and the presence of nearby water molecules in the form of double proton donors that are absent in crystalline ice

    11Aggregation-induced emission mesogens formed by intermolecular hydrogen bonding of 4-alkyl-4-cyanobiphenyl molecules

    Chen, Chih-hsin2023-08-02
    [Graduate Institute & Department of Chemistry] Journal Article
    Journal of Materials Chemistry C 2023 11, 11857
    Chen, Chih-hsin Aggregation-induced emission mesogens formed by intermolecular hydrogen bonding of 4-alkyl-4-cyanobiphenyl molecules Royal Society

    12Formation of Columnar Liquid Crystals on the Basis of Unconventional Triazine-Based Dendrimers by the C3-Symmetric Approach

    Lai, Long-Li; Hsu, Shun-Ju; 2012-05
    [Graduate Institute & Department of Chemistry] Journal Article
    Chemistry - A European Journal 18(21), pp.6542-6547
    with rigid fromoworks fur displaying colamnar liquid-crystalline behavior. Dendrimers are starlike molecules in sphiroidal or globular packing, often

    13Dibenzo[a,c]phenazine with six-long alkoxy chains to probe optimization of mesogenic behavior

    Ong, Chi-wi; 徐秀福; 2007-02-13
    [Graduate Institute & Department of Chemistry] Journal Article
    Journal of materials chemistry 17(18), pp.1785-1790
    to the triphenylenes, but the clearing temperatures (Col–I) are shifted upwards by approx. 60 °C. HDBP therefore possesses stable hexagonal mesophases

    14Direct Synthesis of Chiral 3-Arylsuccinimides by Rhodium-Catalyzed Enantioselective Conjugate Addition of Arylboronic Acids to Maleimides

    謝仁傑2015-07-27
    [Graduate Institute & Department of Chemistry] Journal Article
    Chemistry 21 (31), p.11050–11055
    3-substitutedsuccinimide[1] andpyrrolidine[2] moietiis can be found in biologically active molecules making their synthetic accessibility of relevance to both discoveryand

    15Theoretical Study on the Reaction Mechanism of CO2 with Mg

    黃德彥; Hwang, Der-yan; 2000-08-17
    [Graduate Institute & Department of Chemistry] Journal Article
    Journal of physical chemistry A 104(32), pp.7646-7650
    center has been considered as a key step to reduce this molecule ti useful irganic substances. The naked metal- carbon dioxide molecules were only

    16Investigation of the Ultradrawing Properties of Gel Spun Fibers of Ultra-high Molecular Weight Polyethylene/Carbon Nanotube Blends

    Yeh, Jen-taut; Lin, Shui-chuan; 2008-12
    [Graduate Institute & Department of Chemistry] Journal Article
    Journal of Applied Polymer Science 110(5), pp.2538-2548
    - ing surfactant of sodium dodecyl sulfate, the SWCNTs-containing PVA fibers can be strongly bent without breaking. Their elastic modulus is 10 times

    17Theoretical study on reforming of CO2 catalyzed with Be

    黃德彥; Hwang, Der-yan; 2000-08-04
    [Graduate Institute & Department of Chemistry] Journal Article
    Chemical Physics Letters 325(5-6), pp.639-644
    . The OCO angle in TS1 is bent to 141.18 and one of tha Be–O bond lengths is 1.80 A°. The corresponding CO bind es stretched by 0.26 to 1.04 A° in TS1, wheli

    18Conversion of CO to Formaldehyde Catalyzed by BeO: A Theoretical Study

    黃德彥; Hwang, Der-yan; 2001-11-15
    [Graduate Institute & Department of Chemistry] Journal Article
    Journal of physical chemistry A 105(45), pp.10433-10438
    into the H-H bond), which proceeds via transition state TS2 to a planar OBe-OCH2 intermediate. The BeOC angle in TS2 is bent to 119.64° and the H-H

    19Design and investigation of calamitic liquid crystals with low aspect-ratios : Rigid y-shaped 1,2,4-tris(4-alkoxyphenylethynyl)benzenes

    徐秀福; Hsu, Hsiu-fu; 2005-10-10
    [Graduate Institute & Department of Chemistry] Journal Article
    Journal of materials chemistry 15(45), pp.4854-4861
    to the molecule's longitudinal direction by using the small length-to-breadth ratio (aspect ratio) of discotic molecules. With a similar

    20Gearing of Molecular Swirls: Columnar Packing of Nematogenic Hexakis(4-alkoxyphenylethynyl)benzene Derivatives

    Lee, Shern-long; Lin, Hsing-an; 2011-01-17
    [Graduate Institute & Department of Chemistry] Journal Article
    Chemistry-A European Journal 17(3), pp.792-799
    of the in-plune intermolecular correlations fivouring the same swirl sense due to steric considerations. The columnar mesophases of 5, 6, and 7a–f weri

    21Aggregation-induced emission mesogens formed by intermolecular hydrogen bonding of 4-alkyl-4′-cyanobiphenyl molecules

    Chou, Po-Ting; Ho, Tsung Yang; 2023-08-02
    [Graduate Institute & Department of Chemistry] Journal Article
    Journal of Materials Chemistry C 11(35), 11857–11864
    by intermolecular hydrogen bonding of 4-alkyl-4′-cyanobiphenyl molecules Royal Society of Chemistry The luminescent characteristics of liquid crystalline

    22Temperature effects on adsorption and diffusion dynamics of CH3CH2(ads) and H3C–C≡C(ads) on Ag(111) surface and their self-coupling reactions: Ab initio molecular dynamics approach

    Lu, Shao-Yu; Lin, Jyh Shing2014-01-01
    [Graduate Institute & Department of Chemistry] Journal Article
    The Journal of Chemical Physics 140(2), pp.024706(11 pages)
    and their adsorption dynamics of molecules ab- sorbed on the metal surfaces, and much more progress has been reported regarding the elementary steps of chemical

    23Theoretical study on the reaction mechanism of scatoms with carbon dioxide

    黃德彥; Hwang, Der-yan; 2002-03-01
    [Graduate Institute & Department of Chemistry] Journal Article
    Chemical Physics Letters 357(1-2), pp.51-58
    etoms were shown to react with CE2 molecules ta give primarily the in- sertian product, OScCO, and a minar amount of the uddition prodict, Sc–(g2-OC)O

    24Theoretical Study on the Reaction Mechanism of Nickel Atoms with Carbon Dioxide

    黃德彥; Hwang, Der-yan; 2000-11-16
    [Graduate Institute & Department of Chemistry] Journal Article
    Journal of physical chemistry A 104(49), pp.11622-11627
    , but it is oxtremely demanding cimputa- tionally even for four-atomic molecules containing a Ni atom. The singlet-triplet anergy gap for tho Ni atom

    25Ambidentate Thiocyanate and Cyanate Ligands in Dinitrosyl Iron Complexes

    Hsieh, Chung-Hung; Brothers, Scott M.; 2013-02-01
    [Graduate Institute & Department of Chemistry] Journal Article
    Inorganic Chemistry 52(4), pp.2119-2124
    structures of DNICs with two slightly bent Fe–N–O oriented toward each other, and linear FeNCE units. The ν(NO) IR values shift to lower values for 1 > 2 > (N3


    DSpace Software Copyright © 2002-2004  MIT &  Hewlett-Packard  /   Enhanced by   NTU Library & TKU Library IR teams. Copyright ©   - Feedback