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Artigo Acesso aberto Revisado por pares

Nuray Altınölçek, Ahmet Battal, Mustafa Tavaslı, Joseph Cameron, William J. Peveler, Holly A. Yu, Peter J. Skabara,

... heteroleptic iridium(III) acetylacetonate (acac) complexes K3a and K3b were synthesised from cyclometallating ligands of 2-(4′- ... 2-(5′-formylphenyl)quinoline 11b. Complexes K3a and K3b were fully characterised by NMR spectroscopy, mass spectrometry ... C and 313 °C, respectively. Complexes K3a and K3b showed strong, high-energy absorption bands (<400 nm) ... transitions. In degassed dichloromethane solutions, complexes K3a and K3b gave yellowish-orange and red phosphorescent emissions at ... 3 %, respectively. At positive potential, complexes K3a and K3b exhibited a one-electron reversible oxidation (Eox1/2) ...

Tópico(s): Organic Electronics and Photovoltaics

2020 - Elsevier BV | Synthetic Metals

Artigo Revisado por pares

Serena Sacks, W Steven Johnson,

... unaged as well as aged samples of neat K3B (a thermoplastic polyimide made by Du Pont) has ... tests were conducted to determine fracture toughness. Neat K3B has been found to be very brittle and ... size, so a change in the structure of K3B cannot be ruled out. DSC data shows a ... more information on the timeand temperaturedependent behavior of K3B. This has been accomplished by first characterizing the ... of thermal aging on the mechanical behavior of K3B. The work being discussed presently focuses primarily on ...

Tópico(s): Epoxy Resin Curing Processes

1998 - SAGE Publishing | Journal of Thermoplastic Composite Materials

Artigo Acesso aberto Revisado por pares

Bálint Kintses, Zhenhui Yang, András Málnási‐Csizmadia,

... Scheme 1 K3a = M*·ATP/M†·ATP and K3b = M*·ADP·Pi/M*·ATP were calculated from ... by the hydrolysis step (kobs = (K3a/(1 + K3a)) × k3b + k-3b = 25 s-1), which pulls the ... lactate dehydrogenase-coupled assay. Determination of K3a and K3b—The fluorescence experiments prove the existence of the ... the recovery step (K3a), and the hydrolysis step (K3b) can be calculated as it shown in Table ... of the mutants are also decreased several times, K3b do not show significant differences. It is the ...

Tópico(s): Cellular Mechanics and Interactions

2008 - Elsevier BV | Journal of Biological Chemistry

Artigo

Zvi Rappoport, Pnina Peled,

... with a second amine molecule in a catalysed (k3B) route, where a rapid proton transfer equilibrium is ... k3[Amine]. The catalysed route predominates in MeCN (k3B/k2= 5—>2300) but the uncatalysed route becomes ... nucleophile, the solvent, and the leaving group [relative k3B in MeCN: (I; X = OEt), 1 < (I; X = ...

Tópico(s): Photochemistry and Electron Transfer Studies

1973 - Royal Society of Chemistry | Journal of the Chemical Society. Perkin transactions II

Artigo Revisado por pares

E. EUGENE SHIN, Roger J. Morgan, JIMING ZHOU, JASON LINCOLN, Robert J. Jurek, David B. Curliss,

... are presented. The onset of blistering in moist K3B PI C fiber composites occurred at 2290C during ... chemical structural state of PI matrices such as K3B and AFR700B as a function of hygrothermal exposure ...

Tópico(s): Additive Manufacturing and 3D Printing Technologies

2000 - SAGE Publishing | Journal of Thermoplastic Composite Materials

Artigo Revisado por pares

E. Eugene Shin, Roger J. Morgan, Jiming Zhou, Jason E. Lincoln, Robert J. Jurek, David B. Curliss,

... are presented. The onset of blistering in moist K3B PI C fiber composites occurred at 229 0 ... chemical structural state of PI matrices such as K3B and AFR700B as a function of hygrothermal exposure ...

Tópico(s): Natural Fiber Reinforced Composites

2000 - SAGE Publishing | Journal of Thermoplastic Composite Materials

Artigo

Giovanni Consiglio, Vincenzo Frenna, Elisabetta Mezzina, Antonio Pizzolato, Domenico Spinelli,

... kinetic data allows the calculation of k1 and k3B/k–1 for each catalysed system. k3B/k–1 is not a monotonic function of ...

Tópico(s): Synthesis and Reactions of Organic Compounds

1998 - Royal Society of Chemistry | Journal of the Chemical Society. Perkin transactions II

Artigo Acesso aberto Revisado por pares

Nobuyoshi Arima, Y Daitoku, Shiroh Hidaka, Hideyasu Tanaka, T Katsuki,

A Tac-positive B cell line termed K3B was established from a patient with adult T cell leukemia (ATL). This cell line had EBNA antigen and human T cell leukemic virus ( ... B cell line termed K3B01 was obtained from K3B by the limiting dilution method. The K3B01 cells ...

Tópico(s): Animal Disease Management and Epidemiology

1985 - American Association of Immunologists | The Journal of Immunology

Artigo

Boyce M. Morrison, Julian Heicklen,

... of 0.16 ± 0.02 was found for k3b/k3 where reactions (3a) and (3b) are This ... the value of approximately 0.30 reported for k3b/k3 by Chang and Barker. From the CO ...

Tópico(s): Catalysis and Oxidation Reactions

1981 - Elsevier BV | Journal of Photochemistry

Artigo Acesso aberto Revisado por pares

Y Tomita, T. Kuwata,

... inhibited the growth of the mouse cell lines K3b and JLS-V9 and the production of murine ... Mouse interferon inhibited the production of MuLV in K3b cells and this antiviral action was not blocked ...

Tópico(s): Immunotherapy and Immune Responses

1978 - Microbiology Society | Journal of General Virology

Artigo Revisado por pares

Michael T. Bowers, D. D. Elleman, James G. King,

... 11, k2 = 1.60, k3a = 0.75, and k3b = 1.05 × 10−9cc molecule−1·sec−1 ... are considerably lower than the HD system, k3a / k3b = 0.73, indicating a proton is preferentially transferred ...

Tópico(s): Spectroscopy and Quantum Chemical Studies

1969 - American Institute of Physics | The Journal of Chemical Physics

Artigo Revisado por pares

Xiaogang Huang, John W. Gillespie, Rushad F. Eduljee, Zuwei Shen,

... of a new high-performance thermoplastic composite material, K3B/IM7, was systematically investigated. Laminates in various grouped ...

Tópico(s): Fatigue and fracture mechanics

2000 - Elsevier BV | Composite Structures

Artigo Revisado por pares

Michael E. Jenkin, Garry Hayman, R. A. Cox,

... evidence for reaction (3b). The results suggest that k3b/(k3a + k3b) = 0.45 (±0.1) at 8 Torr. During ...

Tópico(s): Spectroscopy and Laser Applications

1988 - Elsevier BV | Journal of Photochemistry and Photobiology A Chemistry

Artigo Revisado por pares

Hisham N. Altayb, Bochra Kouidhi, Othman A. Baothman, Jawaher A. Abdulhakim, Lamia Ayed, Mohammed Hager, Kamel Chaieb,

... agitation on dyes removal in ASW. • Photobacterium ganghwense K3b showed a significant degradation percentage of methyl orange, ...

Tópico(s): Microbial Metabolism and Applications

2021 - Elsevier BV | Journal of Water Process Engineering

Artigo Acesso aberto Revisado por pares

Nadine R. Barsoum, Ahmed Abdel Samie, Lamia Adel, Ramy Edward Asaad,

... 22%) Type K3a; four patients (8%) were Type K3b; two patients (4%) were Type K4 and no ...

Tópico(s): Liver Disease and Transplantation

2013 - Springer Science+Business Media | The Egyptian Journal of Radiology and Nuclear Medicine

Artigo Revisado por pares

Michael E. Jenkin, M. D. Hurley, Timothy J. Wallington,

... 0.38 ± 0.13; → CH3C(O)OH + O3, k3b/k3 = 0.12 ± 0.04; → CH3C(O)O + ...

Tópico(s): Catalytic Processes in Materials Science

2007 - Royal Society of Chemistry | Physical Chemistry Chemical Physics

Artigo Revisado por pares

YongMan Choi, Jeanie Park, M. C. Lin,

... 10(5)T0.6 exp(-410/T) and k3b(C6H5CHO + CH3) = 6.6 x 10(9)T- ...

Tópico(s): Atmospheric chemistry and aerosols

2004 - Wiley | ChemPhysChem

Artigo Revisado por pares

Kaushal Tewari, Masaru Onda, Sayuri Ito, Akihiko Yamazaki, Hiroyuki Fujikake, Norikuni Ohtake, Kuni Sueyoshi, Yoshihiko Takahashi, Takuji Ohyama,

... on the dry weight was 51 (control), 65 (K3B), 61 (CUB), 61 (0D), and 6696 (CUD). In ...

Tópico(s): Agronomic Practices and Intercropping Systems

2004 - Taylor & Francis | Soil Science & Plant Nutrition

Artigo Revisado por pares

Mikhail G. Bryukov, Irene R. Slagle, Vadim D. Knyazev,

... 733 ± 58 K/T) (293−810 K), and k3b(T) = (2.98 ± 1.42) × 10-11 exp(− ...

Tópico(s): Advanced Chemical Physics Studies

2003 - American Chemical Society | The Journal of Physical Chemistry A

Artigo Revisado por pares

Hafiz Waqar Ahmad, W Steven Johnson, W. A. Counts,

... 64 plies) laminates has improved properties over IM7/K3B. Long-term creep tests, of 10,000 h, ...

Tópico(s): Mechanical Engineering and Vibrations Research

2003 - SAGE Publishing | Journal of Composite Materials

Artigo Acesso aberto Revisado por pares

Man-Hee Han, John A. Nairn,

Two polyimide-matrix systems (Avimid® K3B/IM7 and PETI-5/IM7) were subjected to a series of hygrothermal aging experiments at various temperatures and relative humidities. For ...

Tópico(s): Smart Materials for Construction

2003 - Elsevier BV | Composites Part A Applied Science and Manufacturing

Artigo Revisado por pares

W. A. Counts, W Steven Johnson,

... PETI-5 showed a 20% improvement over IM7/K3B in elevated temperature bearing fatigue tests. Furthermore, the ...

Tópico(s): Fatigue and fracture mechanics

2002 - Elsevier BV | International Journal of Fatigue

Artigo Revisado por pares

Giovanni Consiglio, Vincenzo Frenna, Susanna Guernelli, Gabriella Macaluso, Domenico Spinelli,

... primary amines proved to be base-catalysed. The k3B/k−1 values calculated for these substituents are ...

Tópico(s): Synthesis and Biological Evaluation

2002 - Royal Society of Chemistry | Journal of the Chemical Society Perkin Transactions 2

Artigo Revisado por pares

Toshiyuki Shimokawa, Hisaya Katoh, Yasumasa Hamaguchi, Shigeo Sanbongi, Hiroshi Mizuno, Hiroyuki Nakamura, Ryoji Asagumo, Hirobumi Tamura,

... carbonfiber/thermoplastic polyimide composite material: IM7/PIXA, IM7/K3B, and up to 1000 cycles on G40-800/ ...

Tópico(s): Smart Materials for Construction

2002 - SAGE Publishing | Journal of Composite Materials

Artigo Acesso aberto Revisado por pares

O. P. F. Clausen, Marzieh Beigi, Paula M. DeAngelis, Lars Bolund, Steen Kølvraa, Petter Gjersvik, Gro Mørk,

... ter, 194q31.2-ter K9A-991qcen-25, 20q K3B-0014q31-ter, 15q24-ter K3E-001p34.1-ter, ...

Tópico(s): Plant Disease Resistance and Genetics

2002 - Elsevier BV | Journal of Investigative Dermatology

Artigo Revisado por pares

Michal Beit-Yannai, Xin Chen, Zvi Rappoport,

... one and two in Pip with amine catalyzed (k3B)/non-catalyzed (k2) rate coefficient ratios of 281– ...

Tópico(s): Coordination Chemistry and Organometallics

2001 - Royal Society of Chemistry | Journal of the Chemical Society Perkin Transactions 2

Artigo Revisado por pares

Hema Viswanathan, Yuqing Wang, Ahmad Ali Audi, Philip J. Allen, Peter M. A. Sherwood,

... between PAN-based IM7 carbon fibers and Avimid K3B, a thermoplastic polyimide resin was investigated using core ...

Tópico(s): Graphene research and applications

2001 - American Chemical Society | Chemistry of Materials

Artigo Acesso aberto Revisado por pares

Hongye Sun, Thomas C. Squier,

... carboxyl-terminal domain, which equals the following. k3=k3b×b/cEquation 4 The bulk concentration (b) of ...

Tópico(s): Computational Drug Discovery Methods

2000 - Elsevier BV | Journal of Biological Chemistry

Artigo Revisado por pares

S. W. Park, Min Zhou, David R. Veazie,

... impact are measured. The materials analyzed are IM7/K3B, a graphite-fiber polyimide-matrix composite, and S2 ...

Tópico(s): Structural Response to Dynamic Loads

2000 - SAGE Publishing | Journal of Composite Materials