33 research outputs found

    Interferometric Sensors for Spectral Imaging

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    Stiebig H, Knipp D, Bhalotra S, Kung HL, Miller DAB. Interferometric Sensors for Spectral Imaging. Sensors and Acuators A. 2005;120(1):110-114

    Erratum to: The internal and external responsiveness of Functional Assessment of Cancer Therapy-Prostate (FACT-P) and Short Form-12 Health Survey version 2 (SF-12 v2) in patients with prostate cancer (Qual Life Res, 10.1007/s11136-016-1254-1)

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    © Springer International Publishing Switzerland 2016. In the original publication of the article, the values in the row with row head (FACT-P total score**) of Table 1 have been moved to the next line inadvertently. However, the correct table is as follows (Table 1).Link_to_subscribed_fulltex

    The internal and external responsiveness of Functional Assessment of Cancer Therapy-Prostate (FACT-P) and Short Form-12 Health Survey version 2 (SF-12 v2) in patients with prostate cancer

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    © 2016, Springer International Publishing Switzerland. Purpose: To examine the responsiveness of Functional Assessment of Cancer Therapy-Prostate (FACT-P) and Short Form-12 Health Survey version 2 (SF-12 v2) in prostate cancer patients because there is a lack of evidence to support their responsiveness in this patient population. Methods: One hundred sixty-eight subjects with prostate cancer were surveyed at baseline and at 6 months using the SF-12 v2 and FACT-P version 4. Internal responsiveness was assessed using paired t test and generalized estimating equation. External responsiveness was evaluated using receiver operating characteristic curve analysis. Results: The internal responsiveness of the FACT-P and SF-12 v2 to detect positive change was satisfactory. The FACT-P and SF-12 v2 could not detect negative change. The FACT-P and the SF-12 v2 performed the best in distinguishing between improved general health and worsened general health. The FACT-P performed better in distinguishing between unchanged general health and worsened general health. The SF-12 v2 performed better in distinguishing between unchanged general health and improved general health. Conclusions: Positive change detected by these measures should be interpreted with caution as they might be too responsive to detect ânoise,â which is not clinically significant. The ability of the FACT-P and the SF-12 v2 to detect negative change was disappointing. The internal and external responsiveness of the social well-being of the FACT-P cannot be supported, suggesting that it is not suitable to longitudinally monitor the social component of HRQOL in prostate cancer patients. The study suggested that generic and disease-specific measures should be used together to complement each other.Link_to_subscribed_fulltex

    Self-limiting growth of ZnO films on (0001) sapphire substrates by atomic layer deposition at low temperatures using diethyl-zinc and nitrous oxide

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    Atomic layer deposition (ALD) of zinc oxide (ZnO) films on (0 0 0 1) sapphire substrates was conducted at low temperatures by using diethyl-zinc (DEZn) and nitrous oxide (N(2)O) as precursors. It was found that a monolayer-by-monolayer growth regime occurred at 300 degrees C in a range of DEZn flow rates from 5.7 to 8.7 mu mol/min. Furthermore, the temperature self-limiting process window for the ALD-grown ZnO films was also observed ranging from 290 to 310 degrees C. A deposition mechanism is proposed to explain how saturated growth of ZnO is achieved by using DEZn and N(2)O. Transmission spectroscopic studies of the ZnO films prepared in the self-limiting regime show that the transmittances of ZnO films are as high as 80% in visible and near infrared spectra. Experimental results indicate that ZnO films with high optical quality can be achieved by ALD at low temperatures using DEZn and N(2)O precursors. (C) 2009 Elsevier B. V. All rights reserved
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