Specific heat in applied magnetic fields were measured to a low temperature 0.08 K and resistance to 0.5K.The specific heat shows a wide peak at 1 K,and a high value of the electronic coefficientγ(T→0)1200 mJ/mol...Specific heat in applied magnetic fields were measured to a low temperature 0.08 K and resistance to 0.5K.The specific heat shows a wide peak at 1 K,and a high value of the electronic coefficientγ(T→0)1200 mJ/mol·K^(2) is obtained.The temperature independence of the wide peak in specific heat at 1K in magnetic fields further suggests that the high valueγof CeCuGa is due to Kondo effect.展开更多
The low t emperature part of hysteresis curves of the freezing and melting processes of ^(4)He in vycor glass with the lowest temperature O.4K were measured,as the pressure ranged from 36.45 to 55.18(1O^(5)Pa).Some no...The low t emperature part of hysteresis curves of the freezing and melting processes of ^(4)He in vycor glass with the lowest temperature O.4K were measured,as the pressure ranged from 36.45 to 55.18(1O^(5)Pa).Some novel characteristics of these curves were observed in such high temperature and pressure range.They may result from the existence of superfluid ^(4)He.展开更多
基金Supported by the National Natural Science Foundation of China under Grant No.19274049National Commission of Science and Technology。
文摘Specific heat in applied magnetic fields were measured to a low temperature 0.08 K and resistance to 0.5K.The specific heat shows a wide peak at 1 K,and a high value of the electronic coefficientγ(T→0)1200 mJ/mol·K^(2) is obtained.The temperature independence of the wide peak in specific heat at 1K in magnetic fields further suggests that the high valueγof CeCuGa is due to Kondo effect.
文摘The low t emperature part of hysteresis curves of the freezing and melting processes of ^(4)He in vycor glass with the lowest temperature O.4K were measured,as the pressure ranged from 36.45 to 55.18(1O^(5)Pa).Some novel characteristics of these curves were observed in such high temperature and pressure range.They may result from the existence of superfluid ^(4)He.
