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Stanford University, Zhang Shousheng
20 18 18 on February 6th, Zhang Shousheng, an outstanding Chinese American physicist, was believed to have committed suicide due to depression, at the age of 55. Before Zhang Shousheng died unexpectedly, his life was quite brilliant. His teacher is Yang Zhenning. Some top physicists in the world, including Yang Zhenning, believe that Zhang Shousheng, who discovered the quantum spin Hall effect, is very likely to win the Nobel Prize in physics. In fact, before Zhang Shousheng lived to be 55 years old, he actually won all heavyweight physics prizes, including Dirac Prize of the International Center for Theoretical Physics, Yuri Prize of Basic Physics and Franklin Prize. Physicists who win these prizes are thought to be the next to win the Nobel Prize. In addition, Zhang Shousheng founded Danhua Capital on 20 13, and he served as the chairman of Danhua Capital. In the second year of its establishment, Danhua Capital invested 654.38+88 million yuan in blockchain technology, blockchain application and digital currency. Such a large investment shows that this enterprise is a promising venture capital enterprise.

It can be said that Zhang Shousheng has a bright future, and he is also in the prime of life. But why, at this moment, Zhang Shousheng died unexpectedly? In fact, how did Zhang Shousheng die? Did you commit suicide by jumping off a building or taking poison? His family has no clear statement about the outside world. After Zhang Shousheng's death, the outside world stopped speculating about the cause of Zhang Shousheng's suicide. The biggest guess is that this matter is related to Sino-US trade friction. So, what's going on? Zhang Shousheng is a great learning genius. 1The year after the college entrance examination was resumed in 978, 15-year-old Zhang Shousheng was admitted to the Physics Department of Fudan University by herself without going to high school. Then 1980 went to the Free University of Berlin to study for a master's degree, and 1983 obtained a bachelor's degree from the Free University of Berlin. In the same year, he entered the State University of New York at Stony Brook to pursue his doctorate, and was fortunate to be a student of Mr. Yang Zhenning, a famous physicist and Nobel Prize winner in physics, and received his doctorate in physics at 1987.

While studying with Yang Zhenning in Zhang Shousheng, Yang Zhenning gave Zhang Shousheng great help. At first, Zhang Shousheng's interest in the discussion was the theory of grand unification. The so-called grand unified theory of physics means that there are four kinds of forces in microscopic particles that we found today, namely, gravity, electromagnetic force, strong interaction force and weak interaction force. However, these four forces all have their own theories and laws. If we can find a unified theory or model to unify these four interacting forces, then we can explain the universe more completely. However, the idea is good, but it is probably a bottomless pit. In other words, it is likely that a scientist will never make a greater breakthrough in his life. After all, this theory is very advanced. Therefore, Yang Zhenning suggested that Zhang Shousheng change his direction to study "condensed matter physics", that is, to understand its physical properties by studying the motion patterns and laws of electrons, ions, atoms and molecules that make up condensed matter. Yang Zhenning believes that it is more likely to succeed in this field, and it is more likely that such research will present results and turn them into cutting-edge technologies. It can be said that Yang Zhenning's active attack on Zhang Shousheng directly contributed to Zhang Shousheng's victory.

In 2006, Zhang Shousheng put forward the "quantum spin Hall effect" and discovered the law between the electron spin direction and the current direction. This theory can make electrons move in an orderly way through effective intervention, thus reducing energy dissipation. Obviously, this theory has a great impetus to information technology, which means that a computer chip can be developed, which has a new working principle and is of great significance in reducing energy consumption. This also means that a scientific and technological reaction is coming, and its economic benefits are immeasurable. Later, Zhang Shousheng and his research team had a series of research results. 20 13 cooperated with Tsinghua University physics team to observe the quantum with "quantum anomalous hall effect" for the first time. In 20 17, Zhang Shousheng's scientific team, together with two other scientific teams, discovered the Mayorana fermion. The Mayorana Fermion was predicted by Italian physicist majorana 80 years ago. Majorana thinks that there is a particle that has no antiparticle (or the antiparticle of this particle is herself). This is a particle smaller than a quantum. Majorana put forward this theory, but no such particles were found. Zhang Shousheng has made such a breakthrough.

Zhang Shousheng called this kind of particle "angel particle". It is considered as an "angel particle" because the world of this particle is a perfect world, as long as there are angels and no demons. This is obviously a very poetic metaphor. Zhang Shousheng is not only a theoretical physicist, but also a theorist. He can actively transform his scientific research achievements into technology and put it into theory. 20 13 and student Gu Anjia founded Danhua Capital in Silicon Valley. This is a new venture capital about blockchain. Zhang Shousheng said that although the blockchain is still in the early stage of development, he thinks it is a very exciting opportunity, with great possibility of successful investment and broad prospects. At the same time, Zhang Shousheng thinks that his Danhua investment will become a high-speed bridge connecting Stanford University, Silicon Valley and China. Where "Dan" means Stanford (because it can be translated as "Stanford") and China means "China". From here, we can see that Zhang Shousheng is a dying man with universal interests. He is full of longing for life and longing for the future. His way out seems bright, too. But why did Zhang Shousheng commit suicide on February 6th, 2008?

Why did Zhang Shousheng commit suicide? There are all kinds of conjectures. There is a speculation that this is due to the failure of Zhang Shousheng's investment. Danhua's investment in Zhang Shousheng this time, as Zhang Shousheng himself said, is a far-sighted venture capital enterprise. However, due to the lack of benefits in the short term and the virtual currency, it has been greatly affected by the shake of the world economy. Therefore, Zhang Shousheng has invested so much money in a short time, and the money can't be returned in time, so Zhang Shousheng is under great pressure. At the same time, Zhang Shousheng's investment team also had problems. Some people mainly focus on their own interests. Investment is not for the whole team, but for personal interests. That is to say, Zhang Shousheng is an excellent physicist, but he is not outstanding in the economic field, and he doesn't have much talent to control people in talent management, so the following people will mess around. This can be regarded as a cross-border failure of Zhang Shousheng. Failure brings great psychological burden, so he will commit suicide in the end.

The news from Zhang Shousheng's family is that Zhang Shousheng suffers from depression and has been taking antidepressants for many years. Why did Zhang Shousheng get depression? Obviously, this has a lot to do with his troubles in the enterprise. In addition to this speculation, there is another saying that Zhang Shousheng is caught in the Sino-US trade struggle. Zhang Shousheng is patriotic. He has been actively cooperating with China since he discovered the quantum spin Hall effect in 2006. Especially with Tsinghua University's team, we have made great achievements.

Before the rise of China, the United States did not pay much attention to this cooperation with Zhang Shousheng, but with the strong rise of China, especially the development of science and technology, it had a great impact on the United States. Therefore, the United States stopped closely monitoring the scientists in China. 2018110/0/010, and the American government published the "30 1 investigation report", in which Danhua Capital was publicly named. Therefore, Zhang Shousheng is really caught in the Sino-US trade war. Although Zhang Shousheng had patriotic feelings, under the strong pressure of the United States, he suffered from great physical problems, so he suffered from depression and finally committed suicide. Of course, this statement was opposed by Zhang Shousheng's family. They don't think this is the cause of depression in Zhang Shousheng. Considering the complicated international situation, it is understandable for Zhang Shousheng's family to say so.