Horng-Long Cheng

Professor

  • 1189 Citations
  • 17 h-Index
19972019
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Research Output 1997 2019

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Article
2006
96 Citations (Scopus)

Effect of surface free energy in gate dielectric in pentacene thin-film transistors

Chou, W. Y., Kuo, C. W., Cheng, H. L., Chen, Y. R., Tang, F. C., Yang, F. Y., Shu, D. Y. & Liao, C. C., 2006 Sep 21, In : Applied Physics Letters. 89, 11, 112126.

Research output: Contribution to journalArticle

transistors
free energy
thin films
disorders
40 Citations (Scopus)

Electric field-induced structural changes in pentacene-based organic thin-film transistors studied by in situ micro-Raman spectroscopy

Cheng, H. L., Chou, W. Y., Kuo, C. W., Tang, F. C. & Wang, Y. W., 2006 Apr 17, In : Applied Physics Letters. 88, 16, 161918.

Research output: Contribution to journalArticle

transistors
Raman spectroscopy
electric fields
thin films
molecules
7 Citations (Scopus)

Epitaxial pentacene films grown on the surface of ion-beam-processed gate dielectric layer

Chou, W-Y., Kuo, C. W., Cheng, H-L., Mai, Y. S., Tang, F-C., Lin, S. T., Yeh, C. Y., Horng, J. B., Chia, C. T., Liao, C. C. & Shu, D. Y., 2006 Jun 1, In : Journal of Applied Physics. 99, 11, 114511.

Research output: Contribution to journalArticle

ion beams
transistors
thin films
Raman spectroscopy
argon
16 Citations (Scopus)

High mobility pentacene thin-film transistors on photopolymer modified dielectrics

Chou, W. Y., Kuo, C. W., Cheng, H. L., Chen, Y. R., Yang, F. Y., Shu, D. Y., Liao, C. C. & Tang, F. C., 2006 Oct 15, In : Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 45, 10 A, p. 7922-7924 3 p.

Research output: Contribution to journalArticle

Photopolymers
photopolymers
Thin film transistors
transistors
thin films
2005
8 Citations (Scopus)

Ion-beam-processed SiO2 film for homogeneous liquid crystal alignment

Chou, W. Y., Ho, Z. Y., Tang, F. C., Mai, Y. S., Wu, T. Y., Cheng, H. L., Sheu, C. R., Liao, C. C. & Liu, K. H., 2005 Jun 24, In : Japanese Journal of Applied Physics, Part 2: Letters. 44, 24-27, p. L876-L878

Research output: Contribution to journalArticle

ion beams
liquid crystals
alignment
argon
cells
7 Citations (Scopus)

Pentacene-based thin film transistors used to drive a twist-nematic liquid crystal display

Wang, Y. W., Cheng, H-L., Wang, Y. K., Hu, T. H., Ho, J. C., Lee, C. C., Lei, T. F. & Yeh, C. F., 2005 Nov 22, In : Thin Solid Films. 491, 1-2, p. 305-310 6 p.

Research output: Contribution to journalArticle

Nematic liquid crystals
Thin film transistors
Liquid crystal displays
transistors
liquid crystals
2004
115 Citations (Scopus)
Thin film transistors
polyimides
Polyimides
transistors
thin films
15 Citations (Scopus)

Dependence of chain conformation on degree of sulfonation and counterion dissociation of sodium poly(styrene sulfonate) in semidilute aqueous solution

Lin, K. F., Cheng, H. L. & Cheng, Y. H., 2004 Mar, In : polymer. 45, 7, p. 2387-2392 6 p.

Research output: Contribution to journalArticle

Sulfonation
Styrene
Conformations
Sodium
Sodium chloride
35 Citations (Scopus)

Influence of measuring environment on the electrical characteristics of pentacene-based thin film transistors

Wang, Y. W., Cheng, H-L., Wang, Y. K., Hu, T. H., Ho, J. C., Lee, C. C., Lei, T. F. & Yeh, C. F., 2004 Nov 22, In : Thin Solid Films. 467, 1-2, p. 215-219 5 p.

Research output: Contribution to journalArticle

Thin film transistors
transistors
high vacuum
Carrier transport
air
6 Citations (Scopus)

Novel method of pentacene alignment using photoaligned polyimide and its application in thin-film transistors

Chou, W-Y., Kuo, C. W., Cheng, H-L., Mai, Y. S., Lin, S. T., Liao, C. C., Chang, C. C., Tang, F-C. & Hwang, J. S., 2004 Nov 16, In : Chemistry of Materials. 16, 23, p. 4610-4615 6 p.

Research output: Contribution to journalArticle

Thin film transistors
Polyimides
Thin films
Molecules
Molecular beams
2003
7 Citations (Scopus)

Counterion dissociation dependence of chain conformation for poly(xylylene tetrahydrothiophenium chloride) in semidilute aqueous solution

Cheng, H-L. & Lin, K. F., 2003 Sep 9, In : Macromolecules. 36, 18, p. 6949-6951 3 p.

Research output: Contribution to journalArticle

Conformations
Chlorides
Salts
Sodium chloride
Sodium Chloride
2002
6 Citations (Scopus)

Enhancing emission of poly(p-phenylenevinylene) by sandwiching an energy transferable layer

Cheng, H. L. & Lin, K. F., 2002 Aug 1, In : Journal of Materials Chemistry. 12, 8, p. 2270-2274 5 p.

Research output: Contribution to journalArticle

Energy transfer
Electrons
Quantum efficiency
Excitons
Photoluminescence
9 Citations (Scopus)
Chain length
Conformations
Chlorides
molecular weight
Salts
2001
9 Citations (Scopus)
Energy transfer
energy transfer
Photoluminescence
photoluminescence
Glass
2000
17 Citations (Scopus)

A simple method to estimate chain conformations of polyelectrolytes in the semidilute regime

Lin, K. F. & Cheng, H. L., 2000 Jun 27, In : Macromolecules. 33, 13, p. 4961-4965 5 p.

Research output: Contribution to journalArticle

Polyelectrolytes
Conformations
Salts
Methanol
Chlorides
1999
2 Citations (Scopus)

Morphology and luminescence properties of poly(phenylenevinylene) and poly(N-vinylpyrrolidone) polyblends

Lin, K. F., Chang, L. K. & Cheng, H. L., 1999 Dec 1, In : ACS Symposium Series. 726, p. 71-87 17 p.

Research output: Contribution to journalArticle

Excitons
Luminescence
Electroluminescence
Dilution
Photoluminescence
13 Citations (Scopus)
Polyethylene glycols
Light emission
X ray scattering
Structural analysis
Excitons