Sol Gel Method for the synthesis of silica nanoparticles

2024/05/1517:28:09 science 22982

Sol Gel Method for the synthesis of silica nanoparticles - DayDayNews

Sol Gel Method for the synthesis of silica nanoparticles - DayDayNews

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91 In addition, because foragers do not rely on a single type of food, even if a certain food source is cut off, the impact will not be too great. But if it is an agricultural society, once a drought, fire, or earthquake occurs and all the rice or potatoes of that year are destro - DayDayNews

91 In addition, because foragers do not rely on a single type of food, even if a certain food source is cut off, the impact will not be too great. But if it is an agricultural society, once a drought, fire, or earthquake occurs and all the rice or potatoes of that year are destro

A Brief History of Humanity: From Animals to God (9)

05/27 1836

A large number of wild fish appear again in the Yangtze River Basin! Recently, swarms of wild fish appeared in the Qingjiang River in Yuxiakou Town, Changyang Tujia Autonomous County, Hubei Province. The water in the Qingjiang River is clear and highly transparent. The fish swim - DayDayNews

A large number of wild fish appear again in the Yangtze River Basin! Recently, swarms of wild fish appeared in the Qingjiang River in Yuxiakou Town, Changyang Tujia Autonomous County, Hubei Province. The water in the Qingjiang River is clear and highly transparent. The fish swim

A rare school of wild fish appears in Qingjiang River, Hubei Province. Is the Yangtze River still trapped in a "fish dilemma"?

05/27 1303

In order to improve the comprehensive quality of young people's subjects, Tongchuang Weilai is invited by Silicon Lake Vocational and Technical College, Shandong Experimental Middle School, Shanghai Kongjiang Middle School, and Shanghai Nanyang Model Middle School to sincerely in - DayDayNews

In order to improve the comprehensive quality of young people's subjects, Tongchuang Weilai is invited by Silicon Lake Vocational and Technical College, Shandong Experimental Middle School, Shanghai Kongjiang Middle School, and Shanghai Nanyang Model Middle School to sincerely in

Popular science presentation on "Lunar Exploration and Chang'e Moon Landing Project"

05/28 1764

[Source: Shandong Provincial Department of Natural Resources_Government News] In order to comprehensively popularize knowledge about seafood nutrition, health and food safety, and improve teachers and students’ scientific understanding of the quality of marine life, the Provincia - DayDayNews

[Source: Shandong Provincial Department of Natural Resources_Government News] In order to comprehensively popularize knowledge about seafood nutrition, health and food safety, and improve teachers and students’ scientific understanding of the quality of marine life, the Provincia

Provincial Institute of Marine Resources and Environmental Protection launches marine science popularization activities on campus

05/27 1560

In the movie "Ready Player One", Spielberg used VR technology to create an "oasis" that is different from real society. In this created virtual game universe, even the most distant dreams become within reach. VR technology can not only be used in the gaming field, but also plays - DayDayNews

In the movie "Ready Player One", Spielberg used VR technology to create an "oasis" that is different from real society. In this created virtual game universe, even the most distant dreams become within reach. VR technology can not only be used in the gaming field, but also plays

Research finds: VR technology may be a boon for psychotherapy for “social aliens”

05/27 1396

"Nature is infinite, and human civilization and creation are also infinite." Do you really understand the various plants around you? - DayDayNews

"Nature is infinite, and human civilization and creation are also infinite." Do you really understand the various plants around you?

15 must-see documentaries for florists

05/27 1758

In a recent interview with German media, NASA Administrator Bill Nelson said freely that China may "take over" the moon as one of its military plans. China has stolen other countries' ideas and technologies, and the Chinese space station has learned how to destroy other people's - DayDayNews

In a recent interview with German media, NASA Administrator Bill Nelson said freely that China may "take over" the moon as one of its military plans. China has stolen other countries' ideas and technologies, and the Chinese space station has learned how to destroy other people's

The United States claims that China will "take over" the moon, denounces Huawei and Russia's propaganda, American experts: Only by sowing discord can we defeat China and Russia

05/27 1332

According to a recent article published in the British magazine "Nature", meteorologists have predicted La Niña for the third consecutive year, that is, a rare "triple" La Niña climate event may occur. - DayDayNews

According to a recent article published in the British magazine "Nature", meteorologists have predicted La Niña for the third consecutive year, that is, a rare "triple" La Niña climate event may occur.

A rare "triple" La Niña climate event may occur. What impact will it have on my country's climate? China Meteorological Administration responded

05/28 1474

[CNMO News] Human beings have always been curious about the universe beyond the earth. This endless curiosity drives us to continue exploring extraterrestrial planets and even extraterrestrial life. When it comes to which country on earth is the most enthusiastic about extraterre - DayDayNews

[CNMO News] Human beings have always been curious about the universe beyond the earth. This endless curiosity drives us to continue exploring extraterrestrial planets and even extraterrestrial life. When it comes to which country on earth is the most enthusiastic about extraterre

The United States plans to develop micro-swimming robots to find extraterrestrial life

05/28 1271

I saw in the news this morning that a giant rare earth deposit was discovered in Turkey, containing approximately 694 million tons of rare earths, which is enough for human use for 1,000 years. After mining and processing, it can bring billions of dollars in revenue to Turkey. My - DayDayNews

I saw in the news this morning that a giant rare earth deposit was discovered in Turkey, containing approximately 694 million tons of rare earths, which is enough for human use for 1,000 years. After mining and processing, it can bring billions of dollars in revenue to Turkey. My

A giant rare earth mine was discovered in Türkiye, with reserves 15 times that of our country. Could it be mined without us?

05/27 1490

The vastness of the universe is beyond human imagination. But we humans spend all our energy fighting and fighting with our fellow humans for some things. A brief look through this telescope will tell us that those things are trivial. The book "A Hundred-Year Adventure in the Uni - DayDayNews

The vastness of the universe is beyond human imagination. But we humans spend all our energy fighting and fighting with our fellow humans for some things. A brief look through this telescope will tell us that those things are trivial. The book "A Hundred-Year Adventure in the Uni

"A Hundred-Year Adventure of the Universe": Follow astronomers to explore the mysteries of the universe

05/29 1717

The new pentaquark, illustrated here as a pair of standard hadrons loosely bound in a molecule-like structure, consists of a charm quark and a charm antiquark as well as an up, a down and a strange quark. Image credit: CERN International Large Hadron Collider (LHCb) Three never-b - DayDayNews

The new pentaquark, illustrated here as a pair of standard hadrons loosely bound in a molecule-like structure, consists of a charm quark and a charm antiquark as well as an up, a down and a strange quark. Image credit: CERN International Large Hadron Collider (LHCb) Three never-b

Science Discovery: Three new exotic particles discovered with the Large Hadron Collider

05/29 1450

[Source: Xiaoshan Disease Control] Ultraviolet (Ultraviolet, UV) is invisible light with a higher frequency than blue-violet light. - DayDayNews

[Source: Xiaoshan Disease Control] Ultraviolet (Ultraviolet, UV) is invisible light with a higher frequency than blue-violet light.

How to effectively protect against UV rays in summer?

05/29 1174

Among the celestial bodies in the universe, there is a huge force among the planets, constellations, and star groups, that is, "universal gravity" (discovered by the British scientist Newton), which pulls and connects each other, and is fixed in a certain position and cannot be s - DayDayNews

Among the celestial bodies in the universe, there is a huge force among the planets, constellations, and star groups, that is, "universal gravity" (discovered by the British scientist Newton), which pulls and connects each other, and is fixed in a certain position and cannot be s

star of the galaxy - the sun

05/29 1020

We ordinary people's understanding of time is that it keeps moving forward without an end. The famous Jewish physicist Einstein and our country's Shi Yigong have similar views on the concept of time. They believe that time is just human perception and an illusion. Because humans - DayDayNews

We ordinary people's understanding of time is that it keeps moving forward without an end. The famous Jewish physicist Einstein and our country's Shi Yigong have similar views on the concept of time. They believe that time is just human perception and an illusion. Because humans

Both Einstein and Shi Yigong believed that time does not exist. Scientists conducted experiments on women for 130 days.

05/29 1450

Author | Chen Zhihan Source | Science and Technology Publicity Cultural Resource Library As the saying goes, "mentality determines age," and more and more studies have proven that this statement is true. The younger you feel, the faster you will recover from your illness. Recentl - DayDayNews

Author | Chen Zhihan Source | Science and Technology Publicity Cultural Resource Library As the saying goes, "mentality determines age," and more and more studies have proven that this statement is true. The younger you feel, the faster you will recover from your illness. Recentl

Stop saying you are old! The younger you feel, the healthier you are, study says

05/29 1274

"One way in, two ways out, three ways in, four ways out, five ways in, six ways to kill..." This is probably a routine you have never heard of. It uses just a few words to trick criminals into committing telecom network fraud. The routines and logic of fraud were revealed. - DayDayNews

"One way in, two ways out, three ways in, four ways out, five ways in, six ways to kill..." This is probably a routine you have never heard of. It uses just a few words to trick criminals into committing telecom network fraud. The routines and logic of fraud were revealed.

The domestic leader of a criminal organization was arrested and described the fraud routine himself: basically follow this method to defraud

05/29 1781

The Hong Kong police reported on the 25th that on the 24th, they jointly carried out the "Extension Operation" with the Macau Judicial Police to smash cross-border "money laundering" syndicates and arrested a total of 22 suspects in the two places. - DayDayNews

The Hong Kong police reported on the 25th that on the 24th, they jointly carried out the "Extension Operation" with the Macau Judicial Police to smash cross-border "money laundering" syndicates and arrested a total of 22 suspects in the two places.

Hong Kong and Macao police jointly solved a cross-border money laundering case involving HK$2.2 billion, and a total of 22 people were arrested in the two places

05/29 1377

Today we will take a look at the 7 major factions and 9 links of the current telecom fraud empire to help you establish a more specific awareness of self-protection to avoid being deceived. - DayDayNews

Today we will take a look at the 7 major factions and 9 links of the current telecom fraud empire to help you establish a more specific awareness of self-protection to avoid being deceived.

An in-depth reveal of the 7 major categories and 9 major links of telecommunications fraud. Only by understanding clearly can you defeat the scammers.

05/29 1500

In the process of chatting with the victim, these scammers packaged themselves as a "white, rich and beautiful" successful lady living in Hong Kong. Their daily life was described as colorful - such as eating seafood hot pot in Tsim Sha Tsui, Hong Kong, and going to Ocean Park an - DayDayNews

In the process of chatting with the victim, these scammers packaged themselves as a "white, rich and beautiful" successful lady living in Hong Kong. Their daily life was described as colorful - such as eating seafood hot pot in Tsim Sha Tsui, Hong Kong, and going to Ocean Park an

Be wary of the new "pig killing plate" routine pretending to be Hong Kong's "white, rich and beautiful"!

05/29 1273

Fuyou posted about the latest scam in Hong Kong accounts. In fact, there have been quite a few such scams in the past two years. I posted it here to remind foreign traders. There are scammers who use the ability to make check payments between banks in Hong Kong to commit fraud. I - DayDayNews

Fuyou posted about the latest scam in Hong Kong accounts. In fact, there have been quite a few such scams in the past two years. I posted it here to remind foreign traders. There are scammers who use the ability to make check payments between banks in Hong Kong to commit fraud. I

Beware of scammers using Hong Kong bank check payment fraud

05/29 1814

On July 3, the Hong Kong Public Opinion Research Institute released the latest poll: "After 57% of respondents supported the legislation, the U.S. government will no longer grant Hong Kong some special treatment that is different from China in accordance with the U.S.-Hong Kong R - DayDayNews

On July 3, the Hong Kong Public Opinion Research Institute released the latest poll: "After 57% of respondents supported the legislation, the U.S. government will no longer grant Hong Kong some special treatment that is different from China in accordance with the U.S.-Hong Kong R

There is reason and face: "Academic Liar" - "Hong Kong Public Opinion Research Institute"'s "dirty trick" to disrupt Hong Kong

05/29 1894