第三百七十一章 液氦的麻烦(1 / 2)
我要去火星
长桥尽头
1138 字
2022-04-26
在这种情况下,
如果塞德娜星上存在液态氦,
那将是一个很危险的事情。
几乎很难有材料能承受住液氦的渗透,
而且人类接触液氦后,也将会面临危机。
如果短时间接触还没什么,
虽然液氦过于昂贵很少拿来做浸泡实验,
但人类用比液氦更热的液氮做过许多浸泡实验,
如果只是蜻蜓点水式的触碰一下,
也没有什么,
瞬间汽化的液氮会形成一层保护膜,
可这样的保护时间持续很短,
很快便会被冻伤,
而不同于液氮,液氦有着极为可怕的侵入性,
虽然人类还没有用极为昂贵的液氦做过大组织浸入的实验,
但可以想象的是,如果浸入液氦人类很有可能在短时间内,
变的像是一些影视作品里的桥段一样,
瞬间变成冰棍形态,
王猛不知道与航天员能否挡住液氦的浸入,
毕竟当初设计航天服的工程师,也不会考虑航天员会进入液氦环境中的情况,
万一塞德娜星上存在液氦,
他一不小心踩上去,后果可能有些难以预料。
当然这些只是推断,
而且液氦形成的条件极为苛刻
他想起了他前段时间读过的一些关于氦气的数据,
氦气在标准大气压下,低于-268.93摄氏度也就是4.22k时才会保持液态,
这种只比绝对零度高四度才有机会形成液氦的情况,也就意味着,想要将氦气转化为液体,
是一件极其困事情。
以现在所知的塞德娜星的环境,似乎不可能存在液氦,
但考虑到稀薄大气中的氦气的含量,
王猛不知为何想到了土卫六上的烃雨,
太阳系中尚且存在天上下“汽油”的星球,
未必不存在下的液氦的星球,
就算太阳系中没有,
放眼整个银河系,甚至整个宇宙,未必没有这样的星球,
“总有一颗星球天上会下一些奇奇怪怪的东西!”
想到这里,
王猛也没有急着自己登陆塞德娜星了,
塞德娜星的情况也提醒了他,
太阳系内的天体,
人类多多少少了解过一些,
甚至他之前登陆过的土卫六,
在他之前,人类已经派惠更斯号登陆过,并且获得了大量的数据。
而当他离开塞德娜星后,所有遇到的所有天体,
对于人类来说都是未知的存在,
这里也将是人类可详细观测天体的极限区域,
“为了保险起见,以后遇到的天体,都要先详细探测过再做其他打算!”
王猛默默的将这一点记在了心中,
虽然他不知道,在越过塞德娜星后会不会再遇到这种能保持流体静力平衡的圆形天体,
但他心中有一种隐隐约约的感觉,
等第二个任务完成,被约束在太阳系内的情况,可能会被有所改变。
“也不知道,太阳系外存在着什么?”
想到这里,王猛摇了摇头,将杂念驱逐出去,
开始准备探测器,
如果没什么意外的话,
塞德娜星将是他完成第二个任务时的暂时落脚点。
……
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