نتایج جستجو برای: 1 ln xtx0 tt

تعداد نتایج: 2765173  

Journal: :British Journal of Surgery 2021

Abstract Introduction Hypocalcemia is a frequent complication following thyroidectomy which can delay discharge and increase overall treatment expenditure. We aimed to assess the predictive value of absolute relative intact Parathormone(iPTH) decline levels as reliable markers post-operative hypocalcemia. Method This prospective study included 95 consecutive patients at our tertiary care centre...

Journal: :Dalton transactions 2010
Jiao Wang Yingli Pan Jiangfang Chen Jiansheng Gu Yong Zhang Dingxian Jia

Three solvothermal systems Ln/As/Se/en, Ln/As/Se/dien and Ln/As/Se/(en+trien) (Ln = lanthanide excluding Pm, en = ethylenediamine, dien = diethylenetriamine, trien = triethylenetetramine) were investigated in detail across the lanthanide series, and ternary lanthanide selenidoarsenates [Ln(en)(3)(H(2)O)(mu-eta(1),eta(1)-AsSe(4))] (Ln = La(1a), Ce(1b), Nd(1c)), [Ln(en)(4)]AsSe(4) x 0.5 en (Ln = ...

Journal: :Inorganic chemistry 2004
Fanny Bonnet Marc Visseaux Denise Barbier-Baudry Abderrafia Hafid Estelle Vigier Marek M Kubicki

The reaction of Ln(BH(4))(3)(THF)(3) or LnCl(3)(THF)(3) with 1 equiv of KCp*' ligand (Cp' = C(5)Me(4)n-Pr) afforded the new monocyclopentadienyl complexes Cp*'LnX(2)(THF)(n) (X = BH(4), Ln = Sm, n = 1, 1a, Ln = Nd, n = 2, 1b; X = Cl, Ln = Sm, n = 1, 3a) and [Cp*'LnX(2)](n') (X = BH(4), n' = 6, Ln = Sm, 2a, Ln = Nd, 2b; X = Cl, Ln = Nd, 4b). All these compounds were characterized by elemental an...

2017
Jing Xue Jiali Yang Lijuan Yang Shaolan Zhou Chen Ji Xuemei Wang Nan Yu Xiaoming Liu Shuhong Chi

An early diagnosis of lupus nephritis (LN) has an important clinical implication in guiding treatments of systemic lupus erythematosus (SLE) in clinical settings. In this study, the concentrations of Wnt-3A, Frizzled-8 (FZD-8), and Dickkopf-1 (DKK-1) of Wnt signaling, as well as their diagnostic values for accessing LN, were evaluated by ELISA in sera and urine of 111 SLE patients (31 with LN a...

Journal: :ACS Sustainable Chemistry & Engineering 2022

Five novel fluorescent materials, TT-TPA, TT-TPE, TPA-TT-TPA, TPE-TT-TPE, and TPA-TT-TPE, containing a strongly electron-donating triphenylamine (TPA) bulky tetraphenylethylene (TPE), linked through thienothiophene, 4-thieno[3,2-b]thiophen-3-ylbenzonitrile, possessing electron-withdrawing nitrile moiety, were systematically designed, synthesized, their optical electrochemical properties compare...

Journal: :Japanese Journal of Applied Physics 2023

Abstract High impedance ratio ( Z -ratio), low temperature coefficient of frequency (TCF) and spurious free characteristic are three main requirements for surface acoustic wave (SAW) resonators. The reported LiTaO 3 /Quartz (Qz) hetero layer (HAL) resonator can satisfy them, but the bandwidth is too narrow. LiNbO (LN) suitable wideband resonators, TCF large due to its high coupling factor. In t...

2012
Andrea Salonia Firas Abdollah Umberto Capitanio Nazareno Suardi Alberto Briganti Andrea Gallina Renzo Colombo Matteo Ferrari Giulia Castagna Patrizio Rigatti Francesco Montorsi

Purpose: To assess the association betweenpreoperative serum total testosterone (tT), 17b-estradiol (E2), sex hormone–binding globulin (SHBG), and tT–E2 ratio values with high-risk prostate cancer (as defined by the National Comprehensive Cancer Network practice guidelines) at radical prostatectomy. Experimental Design: Serum E2, tT, and SHBG were dosed the day before surgery (7:00–11:00 am) in...

2000
Aleksey I. Alekseev

In the framework of analytic approach to QCD, which has been recently intensively developed, the dependence of nonperturbative contributions in a running coupling of strong interaction on initial perturbative approximation to 3-loop order is studied. The nonperturbative contributions are obtained in an explicit form. In the ultraviolet region they are shown to be represented in the form of the ...

The present study prepares alkali lignin (AL) via acidification of black liquor, obtained from a pulp and paper factory. The average molecular weight of AL (equal to 2,530 g/mol) has been determined with gel permeation chromatography. AL has been modified by ethylene glycol, while lignin nanoparticles (LN) has been prepared through acid precipitation technology, their size being assessed by mea...

Journal: :Dalton transactions 2015
Xiufang Wang Xuebing Leng Yaofeng Chen

Four mono(boratabenzene) rare-earth metal dialkyl complexes, [(3,5-Me2-C5H3BR)Ln(CH2SiMe3)2(THF)] (1: R = NEt2, Ln = Sc; 2: R = NEt2, Ln = Lu; 3: R = Ph, Ln = Sc; 4: R = Ph, Ln = Lu), were synthesized efficiently via a one-pot strategy with Li[3,5-Me2-C5H3BR] (R = NEt2, Ph), LnCl3(THF)x (Ln = Sc, x = 3; Ln = Lu, x = 0), and LiCH2SiMe3. The solid-state structures of 1 and 2 were determined by si...

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