以烘干和冻干白萝卜粉为原料,采用酶法、酸法和碱法提取不溶性膳食纤维(IDF),测定IDF的持水力、持油力、膨胀力,并用性质最佳的IDF制作韧性饼干,研究其对饼干消化的影响。结果表明,从冻干粉提取的IDF理化性质总体优于烘干粉。其中,以酶...以烘干和冻干白萝卜粉为原料,采用酶法、酸法和碱法提取不溶性膳食纤维(IDF),测定IDF的持水力、持油力、膨胀力,并用性质最佳的IDF制作韧性饼干,研究其对饼干消化的影响。结果表明,从冻干粉提取的IDF理化性质总体优于烘干粉。其中,以酶法从冻干粉提取的IDF最优,其持水力为17.19 g/g,持油力为2.11 g/g,膨胀力为18.2 m L/g。添加10%的白萝卜膳食纤维不影响饼干的风味和口感,但可降低淀粉的消化速率。展开更多
The complete fusion reaction of^(55)Mn+^(159)Tb was studied on the gafilled recoil separator SHANS2.Nineteen ER-α1-α2 decay chains from^(210)Th produced from the 4n evaporation channel were observed.The a-particle e...The complete fusion reaction of^(55)Mn+^(159)Tb was studied on the gafilled recoil separator SHANS2.Nineteen ER-α1-α2 decay chains from^(210)Th produced from the 4n evaporation channel were observed.The a-particle energy and half-life of 210Th were determined as 7922(14)keV and 14(4)ms,respectively.In addition,the decay properties of Eα=7788(14)keV and T_(1/2)=36+15-8 ms were obtained for 21Th.The measured a decay prop-erties of^(210)Th and^(211)Th were consistent with literature data.The cross sections were measured to be 0.59+035 nb and 0.19-012 nb for^(210)Th and^(211)Th,respectively.The equilibrium charge state of the recoiled nucleus^(210)Th was determined experimentally.The new data were helpful for estimating the equilibrium charge states of elements 119 and 120,which could be produced via the^(240)Pu(^(55)Mn,3n)^(292)119 and^(243)Am(^(55)Mn,3m)^(295)120 reactions,respect-ively.展开更多
In recent decades,much experimental progress has been made in the synthesis of SHEs and several attempts have been made.However,none of these experiments provide evidence for the successful synthesis of the new elemen...In recent decades,much experimental progress has been made in the synthesis of SHEs and several attempts have been made.However,none of these experiments provide evidence for the successful synthesis of the new elements.In order to produce the new elements with proton number Z=119 or 120,IMP-CAS(Institute of Modern Physics,Chinese Academy of Sciences)constructed the China Accelerator Facility for superheavy Elements(CAFE2).The beams with medium mass,such as ^(50)Ti,^(51)V,^(54)Cr,^(55)Mn.展开更多
文摘以烘干和冻干白萝卜粉为原料,采用酶法、酸法和碱法提取不溶性膳食纤维(IDF),测定IDF的持水力、持油力、膨胀力,并用性质最佳的IDF制作韧性饼干,研究其对饼干消化的影响。结果表明,从冻干粉提取的IDF理化性质总体优于烘干粉。其中,以酶法从冻干粉提取的IDF最优,其持水力为17.19 g/g,持油力为2.11 g/g,膨胀力为18.2 m L/g。添加10%的白萝卜膳食纤维不影响饼干的风味和口感,但可降低淀粉的消化速率。
基金Supported by the Strategic Priority Research Program of Chinese Academy of Sciences (XDB34010000)the Guangdong Major Project of Basic and Applied Basic Research (2021B0301030006)+5 种基金the National Key R&D Program of China (2018YFA0404402)the CAS Project for Young Scientists in Basic Research (YSBR-002)the Youth Innovation Promotion Association CAS (2020409)the National Natural Science Foundation of China (11975279,11965003,12105328)the Special Research Assistant Project of the Chinese Academy of Sciencesthe Central Government Guidance Funds for Local Scientific and Technological Development,China (Guike ZY22096024)
文摘The complete fusion reaction of^(55)Mn+^(159)Tb was studied on the gafilled recoil separator SHANS2.Nineteen ER-α1-α2 decay chains from^(210)Th produced from the 4n evaporation channel were observed.The a-particle energy and half-life of 210Th were determined as 7922(14)keV and 14(4)ms,respectively.In addition,the decay properties of Eα=7788(14)keV and T_(1/2)=36+15-8 ms were obtained for 21Th.The measured a decay prop-erties of^(210)Th and^(211)Th were consistent with literature data.The cross sections were measured to be 0.59+035 nb and 0.19-012 nb for^(210)Th and^(211)Th,respectively.The equilibrium charge state of the recoiled nucleus^(210)Th was determined experimentally.The new data were helpful for estimating the equilibrium charge states of elements 119 and 120,which could be produced via the^(240)Pu(^(55)Mn,3n)^(292)119 and^(243)Am(^(55)Mn,3m)^(295)120 reactions,respect-ively.
基金Strategic Priority Research Program of Chinese Academy of Sciences(XDB34010000)Guangdong Major Project of Basic and Applied Basic Research(2021B0301030006)+4 种基金National Key R&D Program of China(2018YFA0404402)CAS Project for Young Scientists in Basic Research(YSBR-002)Youth Innovation Promotion Association CAS(2020409)National Natural Science Foundation of China(11975279,11965003,12105328)Special Research Assistant Project of Chinese Academy of Sciences and Central Government Guidance Funds for Local Scientific and Technological Development(Guike ZY22096024)。
文摘In recent decades,much experimental progress has been made in the synthesis of SHEs and several attempts have been made.However,none of these experiments provide evidence for the successful synthesis of the new elements.In order to produce the new elements with proton number Z=119 or 120,IMP-CAS(Institute of Modern Physics,Chinese Academy of Sciences)constructed the China Accelerator Facility for superheavy Elements(CAFE2).The beams with medium mass,such as ^(50)Ti,^(51)V,^(54)Cr,^(55)Mn.
