Stanford Nanofabrication Facility: Dry Etching - Introduction (Part 1 of 4)

2024/05/2218:57:05 science 80927

Stanford Nanofabrication Facility: Dry Etching - Introduction (Part 1 of 4) - DayDayNews

Stanford Nanofabrication Facility: Dry Etching - Introduction (Part 1 of 4) - DayDayNews

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The spring itself is elastic. After being compressed, the spring will have the tendency to return to its initial state, and therefore has elastic potential energy. We can think of it as the energy stored in the overall system of the spring. So the question is Question: If a compr - DayDayNews

The spring itself is elastic. After being compressed, the spring will have the tendency to return to its initial state, and therefore has elastic potential energy. We can think of it as the energy stored in the overall system of the spring. So the question is Question: If a compr

Put a compressed spring into strong acid. After the spring dissolves, where does the energy of the spring go?

06/09 1513

There is a terrifying legend circulating deep in the dense forests of Xishuangbanna, Yunnan. There is a man-eating blanket-like monster in the Lancang River that sucks human blood. It is extremely terrifying. Once encountered, there is no possibility of survival. Is this true? - DayDayNews

There is a terrifying legend circulating deep in the dense forests of Xishuangbanna, Yunnan. There is a man-eating blanket-like monster in the Lancang River that sucks human blood. It is extremely terrifying. Once encountered, there is no possibility of survival. Is this true?

The "blood-sucking blanket" in the Xishuangbanna River drags animals into the water and eats them. What kind of animal is it?

06/10 1236

When it comes to invasive alien species, the first thing that comes to everyone's mind is that they have no natural enemies and reproduce wildly, seriously threatening the local ecological balance. Since the spring of 2022, a large number of invasive alien species have appeared i - DayDayNews

When it comes to invasive alien species, the first thing that comes to everyone's mind is that they have no natural enemies and reproduce wildly, seriously threatening the local ecological balance. Since the spring of 2022, a large number of invasive alien species have appeared i

A large number of white mud ants appear in Qingdao! A boat catches 200 kilograms a day, and not only are they inedible, but they also eat clams

06/09 1094

As we said before, oracle bones are keel bones and belong to the fossil category. So the first question is, did these fossils appear first and then people carved them on them, or did people find these bones first and carve words on them, and then these bones gradually evolved int - DayDayNews

As we said before, oracle bones are keel bones and belong to the fossil category. So the first question is, did these fossils appear first and then people carved them on them, or did people find these bones first and carve words on them, and then these bones gradually evolved int

"Quest Files" Unsolved Mysteries of the World - The Black-Headed Man from the East 2

06/10 1017

In modern astronomical theory, the formation of important celestial objects such as double black holes, double neutron stars, and double white dwarfs are the result of the evolution of the shared envelope of binary stars. A few days ago, the research team of Academician Han Zhanw - DayDayNews

In modern astronomical theory, the formation of important celestial objects such as double black holes, double neutron stars, and double white dwarfs are the result of the evolution of the shared envelope of binary stars. A few days ago, the research team of Academician Han Zhanw

An Appointment in the Starry Sky | Exploring the evolution of binary stars. Scientists found direct evidence of shared envelope evolution for the first time

06/10 1930

It might be tempting to use a cup with a green “Plant-Based” label for a cup of coffee, or see that the plastic utensils in your takeout are “100% compostable.” Some comfort. So could a plastic made from plants rather than petroleum actually melt harmlessly in the environment? - DayDayNews

It might be tempting to use a cup with a green “Plant-Based” label for a cup of coffee, or see that the plastic utensils in your takeout are “100% compostable.” Some comfort. So could a plastic made from plants rather than petroleum actually melt harmlessly in the environment?

"Science" Have you ever used environmentally friendly plastics made from plants?

06/10 1657

Every spring and summer is the time when most young birds learn survival skills such as leaving the nest to fly and foraging for food. Due to rain, strong winds, physical strength and other reasons, many young birds will accidentally fall from the trees when learning to fly. . Wh - DayDayNews

Every spring and summer is the time when most young birds learn survival skills such as leaving the nest to fly and foraging for food. Due to rain, strong winds, physical strength and other reasons, many young birds will accidentally fall from the trees when learning to fly. . Wh

Don't pick up the birds on the roadside! Please let them go home on their own

06/10 1497

Rats are a very disgusting animal. Many people eat the food they just bought at home before they even open it and taste it. People usually gnash their teeth when talking about this animal. From ancient times to the present, people have used various methods to try to eliminate the - DayDayNews

Rats are a very disgusting animal. Many people eat the food they just bought at home before they even open it and taste it. People usually gnash their teeth when talking about this animal. From ancient times to the present, people have used various methods to try to eliminate the

What would happen if all the rats in the world died? Will mankind also suffer catastrophe?

06/09 1366

Recently, a scientific research team from Tokyo Metropolitan University in Japan discovered a new type of compound that can capture carbon dioxide directly from the environment and achieve the highest carbon capture efficiency so far of 99%, which is twice the efficiency of other - DayDayNews

Recently, a scientific research team from Tokyo Metropolitan University in Japan discovered a new type of compound that can capture carbon dioxide directly from the environment and achieve the highest carbon capture efficiency so far of 99%, which is twice the efficiency of other

Japanese scientists develop new carbon capture system that can quickly and directly capture low-concentration carbon dioxide

06/09 1986

Human beings cannot prevent aging, but they can use chips to store brain information, give up their physical bodies, and resurrect with the help of robot bodies. This is the future immortality of mankind, which is the immortality we have been pursuing. - DayDayNews

Human beings cannot prevent aging, but they can use chips to store brain information, give up their physical bodies, and resurrect with the help of robot bodies. This is the future immortality of mankind, which is the immortality we have been pursuing.

From the machine age of unmanned factories to humans giving up their physical bodies and returning to eternal life

06/10 1909

Pictured above is Physarum polycephalum, a protist, specifically a slime mold. The term "slime mold" does not refer to a specific single group, but is a broad term referring to several types of eukaryotes that behave similarly. Regardless, they possess intelligence, although it l - DayDayNews

Pictured above is Physarum polycephalum, a protist, specifically a slime mold. The term "slime mold" does not refer to a specific single group, but is a broad term referring to several types of eukaryotes that behave similarly. Regardless, they possess intelligence, although it l

Intelligent slime mold

06/11 1668

01. Nostalgia is a spaceship heading to Mars. ——Douyou 02. Since childhood, I have been taking care of the stars of all generations alone. ——Bai Helin's "Loneliness" 03. The stars should laugh, the universe is a remote place anyway. ——Pasternak 04. All my desires and contemplatio - DayDayNews

01. Nostalgia is a spaceship heading to Mars. ——Douyou 02. Since childhood, I have been taking care of the stars of all generations alone. ——Bai Helin's "Loneliness" 03. The stars should laugh, the universe is a remote place anyway. ——Pasternak 04. All my desires and contemplatio

Golden sentence#星星——All my desires and contemplations are the slowly exhaled air currents of this universe.

06/11 1169

Today, an insight into the vision of a once young cosmic artist shows the dust continuum and molecular lines of carbon monoxide and water seen in the pair of SPT0311-58 galaxies. (Image source: ALMA (ESO/NAOJ/NRAO)/S. - DayDayNews

Today, an insight into the vision of a once young cosmic artist shows the dust continuum and molecular lines of carbon monoxide and water seen in the pair of SPT0311-58 galaxies. (Image source: ALMA (ESO/NAOJ/NRAO)/S.

Water was discovered in ancient galaxies, which surprised astronomers. What happened?

06/11 1154

Text/Picture Yangcheng Evening News all-media reporter Wen Cong has completed about 700 experimental projects, filling many gaps in my country's scientific research field... Next month, the China Spallation Neutron Source (CSNS) will have been in operation for four years. With th - DayDayNews

Text/Picture Yangcheng Evening News all-media reporter Wen Cong has completed about 700 experimental projects, filling many gaps in my country's scientific research field... Next month, the China Spallation Neutron Source (CSNS) will have been in operation for four years. With th

Filling in many scientific research gaps! The China Spallation Neutron Source will be in operation for four years丨The party flag is flying high at the grassroots level

06/11 1511

In fact, we are not unfamiliar with the term mycotoxins. They generally exist in grains. The detection of mycotoxins can be carried out on-site. When choosing instruments for testing, we must choose brands with good quality. - DayDayNews

In fact, we are not unfamiliar with the term mycotoxins. They generally exist in grains. The detection of mycotoxins can be carried out on-site. When choosing instruments for testing, we must choose brands with good quality.

Introduction to applicable industries of mycotoxin detectors

06/11 1040

How should we choose testing instruments? When choosing together, we should focus on the quality of the product. Speaking of instruments, online residual chlorine analyzers have a wide range of uses. They are not only very accurate in detecting residual chlorine content, but can - DayDayNews

How should we choose testing instruments? When choosing together, we should focus on the quality of the product. Speaking of instruments, online residual chlorine analyzers have a wide range of uses. They are not only very accurate in detecting residual chlorine content, but can

Instructions for using online residual chlorine analyzer

06/11 1125

From 0 to 24:00 on July 8, 31 provinces and the Xinjiang Production and Construction Corps reported 112 new confirmed cases. Among them, 45 were imported cases, including 6 cases that were converted from asymptomatic infections to confirmed cases; - DayDayNews

From 0 to 24:00 on July 8, 31 provinces and the Xinjiang Production and Construction Corps reported 112 new confirmed cases. Among them, 45 were imported cases, including 6 cases that were converted from asymptomatic infections to confirmed cases;

National Health Commission: 67 new locally confirmed cases and 304 local asymptomatic infections were reported yesterday

06/16 1902

From 0 to 24:00 on July 7, 31 provinces and the Xinjiang Production and Construction Corps reported 97 new confirmed cases. Among them, 50 were imported cases, including 4 cases that were converted from asymptomatic infections to confirmed cases; - DayDayNews

From 0 to 24:00 on July 7, 31 provinces and the Xinjiang Production and Construction Corps reported 97 new confirmed cases. Among them, 50 were imported cases, including 4 cases that were converted from asymptomatic infections to confirmed cases;

National Health Commission: 47 new locally confirmed cases and 331 local asymptomatic infections were reported yesterday

06/16 1424

From 0-24:00 on July 8, 1 newly confirmed local case and 2 asymptomatic infections were reported, both in Xi'an. As of 24:00 on July 8, 16 local confirmed cases were being treated in isolation in the hospital, and 29 asymptomatic infections were under medical observation in isola - DayDayNews

From 0-24:00 on July 8, 1 newly confirmed local case and 2 asymptomatic infections were reported, both in Xi'an. As of 24:00 on July 8, 16 local confirmed cases were being treated in isolation in the hospital, and 29 asymptomatic infections were under medical observation in isola

Shaanxi has 1 new locally confirmed case and 2 local asymptomatic infections! Urgent search →

06/16 1818

On July 5, the Shaanxi Provincial Health Commission announced that from 0-24:00 on July 4, 7 newly confirmed local cases and 2 asymptomatic infections were reported, all in Xi'an. As of 24:00 on July 4, 10 local confirmed cases were being treated in isolation in the hospital, and - DayDayNews

On July 5, the Shaanxi Provincial Health Commission announced that from 0-24:00 on July 4, 7 newly confirmed local cases and 2 asymptomatic infections were reported, all in Xi'an. As of 24:00 on July 4, 10 local confirmed cases were being treated in isolation in the hospital, and

Details announced! On July 4, Shaanxi reported 7 new locally confirmed cases and 2 local asymptomatic infections.

06/16 1564

From 0 to 24:00 on July 5, 31 provinces and the Xinjiang Production and Construction Corps reported 112 new locally confirmed cases of new coronavirus pneumonia: 81 cases in Anhui. On the 6th, Si County and Lingbi County in Suzhou, Anhui Province launched a new round of nucleic a - DayDayNews

From 0 to 24:00 on July 5, 31 provinces and the Xinjiang Production and Construction Corps reported 112 new locally confirmed cases of new coronavirus pneumonia: 81 cases in Anhui. On the 6th, Si County and Lingbi County in Suzhou, Anhui Province launched a new round of nucleic a

alert! There are 112+241 new additions in the mainland, involving 11 provinces! Adjust risk areas in many places! Anhui adds 81+141 new local residents! Omicron BA.5 mutant strain discovered in Xi'an

06/16 1318

From 0 to 24:00 on July 5, 31 provinces and the Xinjiang Production and Construction Corps reported 141 new confirmed cases. Among them, 29 were imported cases, including 6 cases that were converted from asymptomatic infections to confirmed cases; - DayDayNews

From 0 to 24:00 on July 5, 31 provinces and the Xinjiang Production and Construction Corps reported 141 new confirmed cases. Among them, 29 were imported cases, including 6 cases that were converted from asymptomatic infections to confirmed cases;

Yesterday, 112+241 were added from the local area, involving 11 provinces! Latest notification

06/16 1783