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Level 1 Trigger System for the Belle II Experiment
Iwasaki, Y.,ByungGu Cheon,Eunil Won,Xin Gao,Macchiarulo, L.,Nishimura, K.,Varner, G. IEEE 2011 IEEE transactions on nuclear science Vol.58 No.4
<P>The super-KEKB <I>B</I> factory, currently under construction at the KEK High Energy Accelerator Research Organization in Japan, has a goal of producing 50 ab<SUP>-1</SUP> of integrated luminosity, thus allowing the Belle II experiment to study rare decays of <I>B</I> mesons, <I>D</I> mesons, and τ leptons. Such large statistics on these decays provide an experimental probe of physics beyond the Standard Model. An online trigger system is indispensable to Belle II to reduce the number of beam background events associated with high electron and positron beam currents, as well as to enhance physics-oriented events. For this purpose, we have designed the Belle II online trigger system with two kinds of primary Level 1 trigger components: a track trigger and an energy trigger. The track trigger is composed of 2-dimensional and 3-dimensional tracking algorithms, and the energy trigger implements algorithms based on total energy, isolated clusters, and identification of Bhabha events. In addition, precise event trigger timing and muon tagging information are provided by the time-of-propagation detector and iron flux return muon detector, respectively.</P>
PILOT PLANT STUDY OF AN UPGRADED ROTATING BIOLOGICAL CONTACTOR
WATANABE,Y.,MASUDA,S.,IWASAKI,Y. 嶺南大學校 環境問題硏究所 1994 環境硏究 Vol.14 No.1
This paper deals with experimental results obtained by the pilot plant of an upgraded Rotating Biological Contactor(RBC). This is a two-story RBC which is designed to simultaneously achieve the biological oxidation and removal of detached biomass in the trough. The authors constructed a three-stage pilot plant with an octagonal stainless mesh contactor 2m across to collect the design information of an upgraded RBC. The municipal wastewater treatment was conducted to examine the RBC's performance. According to experimental results, with a contactor rotating speed of 2rpm, the effluent TOC and NH₄-N concentrations were about 10g/㎥ and 5g/㎥, respectively, at the hydraulic loading of 70L/㎡/d, corresponding to a BOD loading of about 8g/㎡/d. The electrical power consumption of the RBC was 0.005kwh/㎡/d at a contactor rotating speed of 1rpm. A jet mixed separator(JMS) was used as the physico-chemical pre-treatment unit of the RBC. With the addition of a coagulant, simultaneous flocculation and sedimentation of the suspended particles occurred in the JMS. This combined system of the JMS and RBC produced a clean effluent.
Improved measurement of the electroweak penguin processB→Xsℓ+ℓ−
Iwasaki, M.,Itoh, K.,Aihara, H.,Abe, K.,Abe, K.,Adachi, I.,Asano, Y.,Aushev, T.,Bahinipati, S.,Bakich, A. M.,Banerjee, S.,Bedny, I.,Bitenc, U.,Bizjak, I.,Blyth, S.,Bondar, A.,Bozek, A.,Brač,ko, M American Physical Society 2005 PHYSICAL REVIEW D - Vol.72 No.9
Effects of insulin glulisine as mono- or add-on therapy in patients with type 2 diabetes mellitus
Kawamori, R.,Iwamoto, Y.,Kadowaki, T.,Iwasaki, M.,Kim, S.-W.,Woo, J.-T.,Baik, S.-H.,Yoon, K.-H. Blackwell Publishing Ltd 2009 DIABETES OBESITY AND METABOLISM Vol.11 No.9
<P>Aim</P><P>To evaluate the safety and efficacy of insulin glulisine (glulisine) with and without oral antidiabetic drugs (OAD; sulphonylurea or sulphonylurea + biguanide) relative to that of OAD alone in Japanese and Korean patients with inadequately controlled type 2 diabetes mellitus (T2DM).</P><P>Methods</P><P>In an open, randomized, parallel-group, comparative, controlled trial, 387 patients were randomized and treated with glulisine + OAD (n = 130), glulisine monotherapy (n = 127) or OAD only (n = 130) for 16 weeks. Glulisine was self-injected subcutaneously three times daily (0–15 minutes before meals) at a starting dose of ≥0.2 U/kg/day. Patients titrated the glulisine dose to achieve a 2-h postprandial plasma glucose (2h-PPG) level of 7.1–9.5 mmol/l (128–172 mg/dl) by administering at least one additional unit at each appropriate meal time if the 2h-PPG level was > 9.5 and < 11.1 mmol/l (> 172 and < 200 mg/dl) and by administering at least two additional units if the 2h-PPG level was ≥ 11.1 mmol/l (≥ 200 mg/dl). Therapy with OAD was continued at the stable baseline regimen. The primary efficacy endpoint was change in haemoglobin A<SUB>1c</SUB> (HbA<SUB>1c</SUB>) from baseline to endpoint in the intention-to-treat population.</P><P>Results</P><P>At baseline, therapy with OAD was a sulphonylurea only and a sulphonylurea + a biguanide in approximately 24 and 76% of patients respectively. Both glulisine groups had larger reductions in adjusted mean HbA<SUB>1c</SUB> than the OAD-only group (glulisine + OAD, −2.07%; glulisine monotherapy, −1.25%; OAD only, −0.61%). Superiority of glulisine + OAD and glulisine monotherapy vs. OAD only was shown by differences in adjusted mean HbA<SUB>1c</SUB> change from baseline values of −1.46% (p < 0.0001) and −0.64% (p < 0.0001) respectively. Both glulisine groups had better 2h-PPG control than the OAD-only group. Mean daily glulisine doses increased from baseline to endpoint (glulisine + OAD, 13.3–22.5 U; glulisine monotherapy, 14.2–38.0 U). The rate of all symptomatic hypoglycaemia events per patient-year in the entire treatment phase was 11.9 in the glulisine + OAD group, 8.8 in the glulisine monotherapy group and 1.7 in the OAD-only group. There was only one event of severe hypoglycaemia, which occurred in the glulisine + OAD group. Efficacy and safety were similar in Japanese and Korean subpopulations.</P><P>Conclusions</P><P>Both glulisine + OAD and glulisine monotherapy were well tolerated and effective for Japanese and Korean patients with T2DM mellitus inadequately controlled by OAD therapy alone.</P>