Showing 301 - 320 results of 393 for search '((((pin OR pinggna) OR sspinal) OR pine) OR (((seng OR rings) OR wang) OR peng))', query time: 0.08s Refine Results
  1. 301

    Sulfur monoxide transfer from peri-substituted trisulfide-2-oxides to dienes: substituent effects, mechanistic studies and application in thiophene synthesis by Grainger, Richard S., Patel, Bhaven, Kariuki, Benson M., Male, Louise, Spencer, Neil

    Published 2011
    “…The 1,2,3-trithiane-2-oxide ring adopts a sofa conformation in the solid state, with a pseudoaxial oxygen and evidence of ring strain (peri-interaction). …”
    Article
  2. 302

    4-ethylamino-3-nitrobenzoic acid by Narendra Babu, Shivanagere Nagojappa, Abdul Rahim, Aisyah Saad, Abd Hamid, Shafida, Quah, Ching Kheng, Fun, Hoong-Kun

    Published 2009
    “…In the title compound, C9H10N2O4, an intramolecular N-H...O hydrogen-bond interaction generates an S(6) ring motif. The nitro group is slightly twisted away from its attached benzene ring [dihedral angle = 15.29 (15)°]. …”
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    Article
  3. 303

    Ethyl 4-(2-hydroxyethylamino)-3-nitrobenzoate by Abdul Rahim, Aisyah Saad, Abd Hamid, Shafida, Narendra Babu, Shivanagere Nagojappa, Loh, Wan-Sin, Fun, Hoong-Kun

    Published 2010
    “…In the title compound, C11H14N2O5, the molecular structure is stabilized by an intramolecular N—H� � �O hydrogen bond, which generates an S(6) ring motif. The nitro group is twisted slightly from the attached benzene ring, forming a dihedral angle of 5.2 (2)�. …”
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    Article
  4. 304

    Compact tri-band Wilkinson power divider based on metamaterial structure for Bluetooth, WiMAX, and WLAN applications by Khajeh-Khalili, Farzad, Honarvar, M. Amin, Dadgarpour, Abdolmehdi, Virdee, Bal Singh, Denidni, Tayeb A.

    Published 2019
    “…It comprises a П-shaped transmission-line coupled to a rectangular split ring resonator metamaterial structure. The μ-negative feature of the rectangular split ring resonator metamaterial structure is investigated by retrieving its constitutive parameters from the S-parameter response. …”
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    Article
  5. 305

    Synthesis and chemistry of 1,4-oxathianes and 1,4-oxathian-3-ones by Hammad, Nashwa

    Published 1997
    “…The first involved an examination influencing the regioselectivity of the epoxide and consequent ring-opening to yield the corresponding hydroxy sulfide. …”
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    Thesis
  6. 306

    A study on customer satisfaction towards digital advertisement of consumer goods by Naser, M Abu, Kadyan, Jagbir, Jenefa, Leena

    Published 2019
    “…Excessive stress on employees will create health issues like depression, diabetes, ulcers, high blood pressure, anxiety, dissatisfaction, loss of concentration, etc. Butts, Pines (2009), NIOSH (1999). Many organizations wanted to reduce and prevent occupational stress. …”
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    Article
  7. 307

    Redevelopment of Northern End of York Racecourse by Markey, Anne, Phelan, Brendan

    Published 2015
    “…New Equine and Racegoer facilities at York Racecourse including a new pre-parade ring and saddling boxes; new weigh-in building; new bars, restaurant and champagne lawn.…”
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    Artefact
  8. 308

    Birmingham St Patrick's day parade 2001 (poster) by Birmingham St. Patrick's Festival, BSPF

    Published 2001
    “…Anne's via Digbeth and The Bull Ring.…”
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    Ephemera
  9. 309

    Measurable bundles of *-homomorphisms C*-algebras by Ganiev, Inomjon, Kudaybergenov, Karimbergen

    Published 2012
    “…In the present paper we study ¤-homomorphisms on C¤-algebras over a ring of measurable functions L0: In particular, we give representation ¤-homomorphisms on C¤-algebras over L0 as measurable bundles of ¤-homomorphisms on complex C¤-algebras.…”
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    Proceeding Paper
  10. 310

    Wear surface characteristics study of tribo-materials under palm oil methyl ester added lubricant by Maleque, Md. Abdul, Masjuki, H.H.

    Published 2002
    “…In this investigation, wear tests for a segmented piston ring-plate pair and a ball-plate pair were carried out using a modified universal wear and friction machine with three different percentages of palm oil methyl ester (POME) added to a mineral oil lubricant. …”
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    Article
  11. 311

    Synthesis and structural studies of some metal complexes of tetraaza macrocyclic ligands by Baillie, Philip John

    Published 1993
    “…A series of dibenzo macrocyclic tetraamine ligands with 14-, 15-, 16-, 17- and 19-membered inner great lings (L14 to L15) has been synthesized to investigate the effect of ring size variation on their complexation behaviour with the metal-ions, Ni(Il), Zn(ll) and Cd(II).…”
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    Thesis
  12. 312

    Ethyl 1-(2-hydroxyethyl)-2-propyl-1H-benzimidazole-5-carboxylate by Hamzah, Nurasyikin, Ngah, Nurziana, Abd Hamid, Shafida, Abdul Rahim, Aisyah Saad

    Published 2011
    “…In the title compound, C15H20N2O3, the benzimidazole ring is essentially planar, with a maximum deviation from the mean plane of 0.012 (1) A ˚ . …”
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    Article
  13. 313

    Synthesis, characterization and cytotoxic activity of S-benzyldithiocarbazate Schiff bases derived from 5-fluoroisatin, 5-chloroisatin, 5-bromoisatin and their crystal structures by Abdul Manan, Mohd Abdul Fatah, Crouse, Karen Anne, Mohamed Tahir, Mohamed Ibrahim, Rosli, Rozita, How, Fiona Ni Foong, Watkins, David J., Slawin, Alexandra Martha Zoya

    Published 2011
    “…Planarity of the isatin ring in the Schiff bases can be arranged in the following order SB5FISA[SB5ClISA[SB5BrISA while the perpendicularity of the benzyl ring towards the dithiocarbazate plane can be ordered as follows, SB5FISA>SB5BrISA>SB5ClISA.…”
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    Article
  14. 314

    Preparative and N.M.R. studies of polyphosphorus ligands and their complexes by Singh Nandha, Balbir

    Published 1992
    “…When all three phosphorus atoms are coordinated to the same metal atom this leads to considerable ring strain, but nonetheless such complexes are stable, but show interesting variations in their n.m.r. properties. …”
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    Thesis
  15. 315

    Tunable performance of indium tin oxide-zinc oxide as Q-switcher by Zalkepali, N.U.H.H., Awang, N.A., Ghosh, B.K., Mohamad, K.A., Alias, A., Mahmud, N.N.H.E.N., Zamri, A.Z.M., Muhammad, N.A.M.

    Published 2023
    “…The mechanical exfoliation technique is applied to serve the ITO-ZnO as SA and inserted in a single-ring cavity design. The QPEDFL in a single ring cavity gives the repetition rate, pulse width, average output power, pulse energy, and SNR of 38.49 kHz, 5.50 µs, 0.47 mW, 12.72 nJ, and 64.20 dB, respectively. …”
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    Article
  16. 316

    Tunable performance of indium tin oxide-zinc oxide as Q-switcher by Zalkepali, N.U.H.H., Awang, N.A., Ghosh, B.K., Mohamad, K.A., Alias, A., Mahmud, N.N.H.E.N., Zamri, A.Z.M., Muhammad, N.A.M.

    Published 2023
    “…The mechanical exfoliation technique is applied to serve the ITO-ZnO as SA and inserted in a single-ring cavity design. The QPEDFL in a single ring cavity gives the repetition rate, pulse width, average output power, pulse energy, and SNR of 38.49 kHz, 5.50 µs, 0.47 mW, 12.72 nJ, and 64.20 dB, respectively. …”
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    Article
  17. 317

    Development and evaluation of linerboard made from soda-anthraquinone treated coconut coir fiber for protective packaging by Main, Nor Mazlana

    Published 2018
    “…By using this revolution, the burst index of 4.57 kPa.m2/g and ring crush index of 1.76 Nm2/g was obtained. The optimum beating revolution was further used in the blending process. …”
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    Thesis
  18. 318

    Innovative UWB phase shifters using groove gap-waveguide technology inspired by metasurfaces for beamforming networks operating at 100 GHz by Alibakhshikenari, Mohammad, Zidour, Ali, Virdee, Bal Singh, Kouhalvandi, Lida, Shahid, Saleem, See, Chan Hwang, Limiti, Ernesto

    Published 2025
    “…The metasurface features a "bed-of-nails" structure, where metal pins are connected to a bottom layer and spaced <λ/4 from a top plate. …”
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    Conference or Workshop Item
  19. 319

    Ethyl 2-(4-bromophenyl)-1-sec-butyl-1H-benzimidazole-5-carboxylate by Arumugam, Natarajan, Ngah, Nurziana, Abd Hamid, Shafida, Abdul Rahim, Aisyah Saad

    Published 2011
    “…In the title compound, C20H21BrN2O2, the bromophenyl ring is twisted by 40.13 (8)� from the benzimidazole mean plane and the Br atom deviates by 0.753 (1) A ˚ from that plane. …”
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    Article
  20. 320

    2 - Epi-3,6-dithio-2,5-diketopiperazines (ETPs): an overview of synthetic approaches to the ETP core by Sil dos Santos, Bruno, Hilton, Stephen T.

    Published 2021
    “…Herein, we describe different examples and synthetic approaches attempted to obtain the ETP core structure, characterised by a diketopiperazine ring bridged by two (or more) sulfur atoms at the three and six positions.…”
    Book Section