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2240篇 您的检索式:作者名="Webb J"
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1Photonic gas sensors exploiting directly the optical properties of hybrid carbon nanotube localized surface plasmon structures显示文摘Weinvestigate the modification of the optical properties of carbon nanotubes(CNTs)resulting from a chemical reaction triggered by the presence of a specific compound(gaseous carbon dioxide(CO_(2)))and show this mechanism has important consequences for chemical sensing.CNTs have attracted significant research interest because they can be functionalized for a particular chemical,yielding a specific physical response which suggests many potential applications in the fields of nanotechnology and sensing.So far,however,utilizing their optical properties for this purpose has proven to be challenging.We demonstrate the use of localized surface plasmons generated on a nanostructured thin film,resembling a large array of nano-wires,to detect changes in the optical properties of the CNTs.Chemical selectivity is demonstrated using CO_(2) in gaseous form at room temperature.The demonstrated methodology results additionally in a new,electrically passive,optical sensing configuration that opens up the possibilities of using CNTs as sensors in hazardous/explosive environments.Thomas Allsop Raz Arif Ron Neal Kyriacos Kalli Vojtěch Kundrát Aleksey Rozhin Phil Culverhouse David J Webb 2016Light(Science & Applications)2016,5,1:3
2Dispersion-relation-preserving schemes for computational aeroacoustics 显示文摘Tam C K Webb J C 1993J Computional Physics1993,107,:2
3A study of the short wave components in computational acoustics 显示文摘Tam C K W Webb J C Dong Z 1993Journal of Computational Acoustics1993,1,:2
4Age at diagnosis of type 2 diabetes and cardiovascular risk factor profile:A pooled analysis显示文摘BACKGROUND The diagnosis of type 2 diabetes(T2D)in younger adults,an increasingly common public health issue,is associated with a higher risk of cardiovascular complications and mortality,which may be due to a more adverse cardiovascular risk profile in individuals diagnosed at a younger age.AIM To investigate the association between age at diagnosis and the cardiovascular risk profile in adults with T2D.METHODS A pooled dataset was used,comprised of data from five previous studies of adults with T2D,including 1409 participants of whom 196 were diagnosed with T2D under the age of 40 years.Anthropometric and blood biomarker measurements included body weight,body mass index(BMI),waist circumference,body fat percentage,glycaemic control(HbA1c),lipid profile and blood pressure.Univariable and multivariable linear regression models,adjusted for diabetes duration,sex,ethnicity and smoking status,were used to investigate the association between age at diagnosis and each cardiovascular risk factor.RESULTS A higher proportion of participants diagnosed with T2D under the age of 40 were female,current smokers and treated with glucose-lowering medications,compared to participants diagnosed later in life.Participants diagnosed with T2D under the age of 40 also had higher body weight,BMI,waist circumference and body fat percentage,in addition to a more adverse lipid profile,compared to participants diagnosed at an older age.Modelling results showed that each one year reduction in age at diagnosis was significantly associated with 0.67 kg higher body weight[95%confidence interval(CI):0.52-0.82 kg],0.18 kg/m^(2) higher BMI(95%CI:0.10-0.25)and 0.32 cm higher waist circumference(95%CI:0.14-0.49),after adjustment for duration of diabetes and other confounders.Younger age at diagnosis was also significantly associated with higher HbA1c,total cholesterol,low-density lipoprotein cholesterol and triglycerides.CONCLUSION The diagnosis of T2D earlier in life is associated with a worse cardiovascular risk factor profile,compared to those diagnosed later in life.Mary M Barker Francesco Zaccardi Emer M Brady Gaurav S Gulsin Andrew P Hall Joseph Henson Zin ZinHtike Kamlesh Khunti Gerald P McCann Emma L Redman David R Webb Emma G Wilmot Tom Yates Jian Yeo Melanie J Davies Jack A Sargeant 2022World Journal of Diabetes2022,13,3:2
5Charitable programs and the retailer: do they mix?显示文摘Pam Scholder Ellen Lois A Mohr Deborah J Webb 2000Journal of Retailing2000,,:2
6Solid state phase tasnsitions in pentaerythritol and related polydric alcohols 显示文摘Benson D K Burrows R W Webb J D 1986Sol Energ Mater1986,13,:2
7Exclusion of circulating T cells from the thymus does not apply in the neonatal period显示文摘Surh CD Sprent J Webb SR 1993J Exp Med1993,177,2:1
8Combined distributed temperature and strain sensor based on Brillouin loss in an optical fiber 显示文摘BAO X WEBB D J JACKSON D A 1994Opt Lett1994,19,2:1
9Hierarchical Vector Basis Function of Arbitrary Order for Triangular and Tetrahedral Finite Elements显示文摘Webb J P 1999IEEE Trans Antennas Propagat1999,47,:1
10Circulating vascular endothelial growth factor is not increased during relapses of steroid-sensitive nephrotiv syndrome显示文摘Nicholas JA Webb N J Waston CJ 1999Kidney Int1999,55,5:1
11A Multi-theoretic Per- spective on Trust and Power in Strategic Supply Chains 显示文摘IRELAND R D WEBB J W 2007Journal of Operations Management2007,25,2:1
12A look at the statistical identification of critical process parameters in friction stir welding 显示文摘RECORD J H COVINGTON J L NELSON T W SORENSEN C D WEBB B W 2007Welding Journal2007,86,4:1
13Sildenafil for 'blue babies'显示文摘Oliver J Webb D Patole S 2002BMJ2002,325,:1
14Pedicle screw fixation in spinal disorders:a European view显示文摘Boos N Webb J K 1997Eur Spine J1997,6,1:1
15Edge elements and what they can do for you显示文摘Webb J P 1993IEEE Trans on Magnetics1993,29,2:1
16A computerized acoustical larval detection system 显示文摘WEBB J C LITZKOW C A SLAUGHTER D C 1988Applied Engineering in Agriculture1988,4,3:1
17A novel protein tightly bound to bacterial magnetic particles in Magnetospirillum mag- neticum strain AMB- 1 显示文摘Arakaki A Webb J Matsunaga T 2003The Journal of biological chemis- try2003,278,10:1
18A novel protein tightly bound to bacterial magnetic particles in Magnetospirillum magneticum strain AMB-1显示文摘Arakaki A Webb J Matsunaga T 0,,10:1
19You say illegal,I say legitimate:Entrepreneurship in the informal economy显示文摘Webb J W Tihanyi L Ireland R D 0,,03:1
20查看详情显示文摘Critchlow G W Webb P W Tremlett C J 0,,:1
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