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Mostrando 881 - 900 Resultados de 109,865 Para Buscar '"Ringe"', tiempo de consulta: 0.42s Limitar resultados
  1. 881
    “…Ring expansion reactions fascinate synthetic chemists owing to their importance in synthesizing biologically active compounds and their efficacy in medicinal chemistry. …”
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    Synthetic Potential of Regio- and Stereoselective Ring Expansion Reactions of Six-Membered Carbo- and Heterocyclic Ring Systems: A Review
  2. 882
    “…A single-ring square resonator edge (S-SRR) is coupled with several double-split square ring resonators to form the structure (D-SRR). …”
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    Microstrip Sensor Based on Ring Resonator Coupled with Double Square Split Ring Resonator for Solid Material Permittivity Characterization
  3. 883
    “…We report a case of mammary lobular carcinoma with signet ring cells metastatic to the stomach, a variant rarely described and challenging to distinguish from primary gastric signet ring carcinoma.…”
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    Primary Gastric Signet Ring Cell Carcinoma or Metastatic Lobular Carcinoma With Signet Ring Cells: A Diagnostic Challenge
  4. 884
    “…The proposed ring resonator design is simple and has a solid anchor at its center connected to an outside ring via inner ring-shaped springs. …”
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    Design and Demonstration of a Microelectromechanical System Single-Ring Resonator with Inner Ring-Shaped Spring Supports for Inertial Sensors
  5. 885
    “…The purpose of this study was to determine whether instability of the pelvic ring as assessed by Tile’s classification is a predictor of death in patients with pelvic fractures. …”
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    Instability of the pelvic ring and injury severity can be predictors of death in patients with pelvic ring fractures: a retrospective study
  6. 886
    “…BACKGROUND: Although useful in the emergency treatment of pelvic ring injuries, external fixation is associated with pin tract infections, the patient’s limited mobility and a restricted surgical accessibility to the lower abdomen. …”
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    Mechanical testing of a device for subcutaneous internal anterior pelvic ring fixation versus external pelvic ring fixation
  7. 887
    “…These quiescent rings are referred to as dormant rings or DHA-pretreated rings (here called dormant rings). …”
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    Imidazolopiperazines Kill both Rings and Dormant Rings in Wild-Type and K13 Artemisinin-Resistant Plasmodium falciparum In Vitro
  8. 888
    “…We estimate the mortality rate associated with capture of previously ringed (recaptured) passerines from the British and Irish Ringing Scheme (c. 1.5 million records) caught using mist nets. …”
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    Estimating mortality rates among passerines caught for ringing with mist nets using data from previously ringed birds
  9. 889
    “…A rare approach for their synthesis is the ring expansion-controlled radical “vinyl” polymerization, starting from a cyclic alkoxyamine. …”
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    Ring-Expansion/Contraction Radical Crossover Reactions of Cyclic Alkoxyamines: A Mechanism for Ring Expansion-Controlled Radical Polymerization
  10. 890
    “…IVRs are fabricated with CLIP using a biocompatible resin at a rate of approximately 15 min. per ring. Rings were fabricated and assessed for the release of a model drug, β-estradiol. …”
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    3466 Innovative 3D Printed Intravaginal Rings: Developing AnelleO PRO, the First Intravaginal Ring for Infertility
  11. 891
    “…KEY MESSAGE: Radiocarbon dating shows that Cedrela trees from Bolivia, Ecuador and Venezuela form one ring per year but Cedrela trees from Suriname form two rings per year. …”
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    Does Cedrela always form annual rings? Testing ring periodicity across South America using radiocarbon dating
  12. 892
    por Patel, Vijay, Pina‐Oviedo, Sergio
    Publicado 2020
    “…This study reveals the importance of recognizing uncommon histologic variants in diffuse large B‐cell lymphoma, such as the signet‐ring cell variant, which may result in an erroneous or delayed diagnosis with potential impact in patient treatment.…”
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    Signet‐ring cell large B‐cell lymphoma: A potential diagnostic pitfall with signet‐ring cell carcinoma
  13. 893
    “…The best combinations in this subset are with carbonyl functionalities in the A-ring and isopropyl groups in the C-ring, as well as with alkyl substituents in both the A- and C-rings combined with a hydroxyl group in position 1 (C-ring). …”
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    SARs for the Antiparasitic Plant Metabolite Pulchrol. 3. Combinations of New Substituents in A/B-Rings and A/C-Rings
  14. 894
    por Wang, Jiaming, Li, Jia, Zhao, Changgui
    Publicado 2023
    “…This reaction proceeded through Michael addition and ring-expansion cascade, affording the corresponding nitrogen-containing medium-sized rings with a broad scope in moderate to high yields. …”
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    A Lewis Acid-Promoted Michael Addition and Ring-Expansion Cascade for the Construction of Nitrogen-Containing Medium-Sized Rings
  15. 895
    Publicado 1989
    Libro
    Representation theory, group rings, and coding theory : papers in honor of S. D. Berman (1922-1987) /
  16. 896
    Publicado 1990
    CD Audiom
    Antik musik p{ring}a Wik Early music at Wik.
  17. 897
    por Pellegrini, C
    Publicado 1980
    Materias: “…Accelerators and Storage Rings…”
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    Workshop on Beam Current Limitations in Storage Rings
  18. 898
    por Poukey, J W, Freeman, J R, Reiser, M
    Publicado 1975
    Materias: “…Accelerators and Storage Rings…”
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    Numerical Studies Of Ion Loaded Electron Rings
  19. 899
    Materias: “…Accelerators and Storage Rings…”
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    Loaded transmission liens as inflectors for the storage ring
  20. 900
    Materias: “…Accelerators and Storage Rings…”
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    Beam dynamics in Compton-ring gamma sources
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