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<p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal">老猫资讯分享每日见闻信息咨询<br /></p>
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5/4/2022
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Recent Episodes
May 30, 2022
特斯拉跟电池学者 Jeff Dahn 发表新电池论文，可使用 100 年！
<p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal"><img data-key="0" src="http://imagev2.xmcdn.com/storages/9d9e-audiofreehighqps/97/EF/GKwRINsGakGwAAChLAFgaU-A.jpg!op_type=4&device_type=ios&upload_type=attachment&name=mobile_large" alt="" data-origin="http://imagev2.xmcdn.com/storages/9d9e-audiofreehighqps/97/EF/GKwRINsGakGwAAChLAFgaU-A.jpg?op_type=0" data-large="http://imagev2.xmcdn.com/storages/9d9e-audiofreehighqps/97/EF/GKwRINsGakGwAAChLAFgaU-A.jpg!op_type=4&device_type=ios&upload_type=attachment&name=mobile_large" data-large-width="750" data-large-height="392.4657534246575" data-preview="http://imagev2.xmcdn.com/storages/9d9e-audiofreehighqps/97/EF/GKwRINsGakGwAAChLAFgaU-A.jpg!op_type=4&device_type=ios&upload_type=attachment&name=mobile_small" data-preview-width="140" data-preview-height="73.26027397260273"><br></p><p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica, Arial, sans-serif;hyphens:auto;text-align:justify;" data-flag="normal">这种新型电池能量密度、充放电衰退等方面优于<span> LFP </span>磷酸铁锂电池！</p><span><br></span><p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal">特斯拉最近跟国际知名电池学者<span> Jeff Dahn </span><span><a target="_blank" style="color:#4990E2;text-decoration:none;"><span>共同发表了新型电池的论文</span></a></span>，他们研究出一种新型电池材料，不只能量密度跟充放电衰退等方面优于<span> LFP </span>磷酸铁锂电池，若条件许可，甚至可以使用长达<span> 100 </span>年！</p><span><br></span><p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal">这篇论文名为《<span>Li[Ni0.5Mn0.3Co0.2]O2 as a Superior Alternative to LiFePO4 forLong-Lived Low Voltage Li-Ion Cells</span>》，刊载在〈<span>Journal of TheElectrochemical Society</span>〉上，严格说起来是镍锰钴（<span>NMC</span>）三元电池的一种，但研究团队找出对应的石墨比例，并且跟<span> LiFSI </span>电解液搭配下可以大幅增加电池的使用寿命，并且跟磷酸铁锂电池相比，在高温下环境更稳定。</p><span><br></span><p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal">经过多次实验，团队发现这种电池多次充放后的电容量维持率表现相当好，甚至指出如果能把电池温度恆控在摄氏<span> 25 </span>度左右，这种新电池甚至可以使用<span> 100 </span>年。</p><span><br></span><p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal">任职于加拿大戴尔豪斯大学的<span> Jeff Dahn </span>是享誉国际的电池科技权威，从<span> 2016 </span>年开始他就跟特斯拉合作，率领特斯拉加拿大研究团队专注开发电池科技，像着名的<span> 4680 </span>电池就是他跟特斯拉合作之下发明出来的。</p><span><br></span><br>
May 30, 2022
美联储主席的身高和美国国债收益率之间似乎有很微妙的关系
<p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal">LPL发了一张很有趣的图，美联储主席的身高和美国国债收益率之间似乎有很微妙的关系，1979年<span>—1987</span>年<span><a target="_blank" style="color:#4990E2;text-decoration:none;"><span>保罗·</span><span>沃尔克</span></a></span>身高<span>2</span>米任职期间国债<span>10</span>年平均收益率是<span>11.29%</span>，<span>1987</span>年<span>—2006</span>年，<span><a target="_blank" style="color:#4990E2;text-decoration:none;"><span>艾伦·</span><span>格林斯潘</span></a></span>身高<span>1</span>米<span>8</span>收益率是<span>6.1%</span>，2006年<span>—2014</span>年，<span><a target="_blank" style="color:#4990E2;text-decoration:none;"><span>本·</span><span>伯南克</span></a></span>身高<span>1</span>米<span>7</span>收益率是<span>3.36%</span>，2014年<span>—2018</span>年，<span><a target="_blank" style="color:#4990E2;text-decoration:none;"><span>珍妮特·</span><span>耶伦</span></a></span>身高<span>1</span>米<span>5</span>收益率是<span>2.27%</span>，<span>2018</span>年至今<span><a target="_blank" style="color:#4990E2;text-decoration:none;"><span>杰罗姆·</span><span>鲍威尔</span></a></span>现在国债<span>10</span>年平均收益率是<span>2.87%</span>，可以看出身高越高美国国债收益率就越高。是不是意味着身高越高的美联储主席就会带来国债收益率的上升呢？是纯属巧合还是有那么一点科学根据呢？</p><p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal">德国汉堡大学的阿诺德·舒马赫发现这样一个现象：成功人士的身高远没有我们印象中的那么高，就算控制了年龄的差异，在商业管理，护理和木工等行业中，较高职位的人还是比职位较低的人高很多。例如，在一个德国企业高管的样本中，高级管理人员的平均身高比职位较低的员工高出了<span>5cm</span>，不论他们拥有怎样的阶层背景和教育程度，而且这一结果同时适用于男性和女性。</p><p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal">但是，高个子真的会比较成功吗<span>? </span></p><p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal">现任美联储主席鲍威尔任期结束国债收益率能达到与他身高相同的<span><a target="_blank" style="color:#4990E2;text-decoration:none;"><span>艾伦·</span><span>格林斯潘</span></a></span>任职期间<span>6.1%</span>的收益率吗？</p><p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;">就让我们一起看下最终巧合会不会发生吧</p><p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;"><span>.</span></p><p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;">拜</p><span><br></span><br>
May 22, 2022
时间真的存在吗？什么是双缝干涉实验？延迟选择实验讲的又是什么？
<p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal">时间真的存在吗？什么是双缝干涉实验？延迟选择实验讲的又是什么？<br></p>
7 total episodes available
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