How Lead Acid Batteries Work: A Simple Guide

2024/05/0916:38:05 science 101723

How Lead Acid Batteries Work: A Simple Guide - DayDayNews

How Lead Acid Batteries Work: A Simple Guide - DayDayNews

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Since the launch of the Chinese space station project, our country has been continuously sending astronauts into space to perform missions since last year. It can be seen from the list of these astronauts that the current "occupants" of our country's space station are mainly our - DayDayNews

Since the launch of the Chinese space station project, our country has been continuously sending astronauts into space to perform missions since last year. It can be seen from the list of these astronauts that the current "occupants" of our country's space station are mainly our

Want to emigrate to an alien planet? When will my country's third batch of astronauts complete "desert survival" and go to space?

05/18 1368

Satellite images from NASA and the European Space Agency have captured the appearance of the first sunspot of the new solar cycle. Sunspots are areas of intense magnetic activity, dark spots visible on the surface of the sun. Sunspot activity rises and falls with an approximately - DayDayNews

Satellite images from NASA and the European Space Agency have captured the appearance of the first sunspot of the new solar cycle. Sunspots are areas of intense magnetic activity, dark spots visible on the surface of the sun. Sunspot activity rises and falls with an approximately

"Space Observation" The beginning of a new solar activity cycle

05/18 1236

This method based on mechanochemistry is one of the important advances in the modification of liquid metal, which essentially broadens the practical application of liquid metal in functional polymer composites, thermal interface materials, and electromagnetic shielding products. - DayDayNews

This method based on mechanochemistry is one of the important advances in the modification of liquid metal, which essentially broadens the practical application of liquid metal in functional polymer composites, thermal interface materials, and electromagnetic shielding products.

Sichuan University team develops liquid metal mechanochemistry technology, which has huge potential in fields such as energy storage materials

05/18 1994

Recently, scientists discovered that two previously dead stars collided and combined to create a new star that burns hundreds of times as brightly as the sun and is covered in carbon and oxygen, the ash byproducts of helium fusion. Like fiery phoenixes, some stars may explode in - DayDayNews

Recently, scientists discovered that two previously dead stars collided and combined to create a new star that burns hundreds of times as brightly as the sun and is covered in carbon and oxygen, the ash byproducts of helium fusion. Like fiery phoenixes, some stars may explode in

Two Death Stars collide and combine to create a new star

05/18 1021

The lobsters mentioned here specifically refer to the giant lobsters that live in the ocean. Their appearance is similar to the common lobsters in our lives, but their sizes are much larger. The reason why lobsters are said to be immortal is mainly related to an accidental captur - DayDayNews

The lobsters mentioned here specifically refer to the giant lobsters that live in the ocean. Their appearance is similar to the common lobsters in our lives, but their sizes are much larger. The reason why lobsters are said to be immortal is mainly related to an accidental captur

Theoretically, lobsters can live forever

05/18 1605

Dahe Daily·Yu Video Reporter Liu Ruichao Kang Yafei There is a famous story in "Liezi·Tang Wen", which is "Two Children Debating the Sun" in the textbook, "Confucius traveled eastward and saw two children arguing and asked why." Two children analyze from different angles when the - DayDayNews

Dahe Daily·Yu Video Reporter Liu Ruichao Kang Yafei There is a famous story in "Liezi·Tang Wen", which is "Two Children Debating the Sun" in the textbook, "Confucius traveled eastward and saw two children arguing and asked why." Two children analyze from different angles when the

The "smallest sun of the year" appeared on Monday, and the "dog days" are gradually approaching

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Moscow, July 3 - RIA Novosti, Vladislav Strekopytov. In scientific articles about cosmology, the term "our universe" is often encountered. It turns out that scientists are seriously considering the possibility that others existed - before us, or parallel to us, made of antimatter - DayDayNews

Moscow, July 3 - RIA Novosti, Vladislav Strekopytov. In scientific articles about cosmology, the term "our universe" is often encountered. It turns out that scientists are seriously considering the possibility that others existed - before us, or parallel to us, made of antimatter

Parallel reality. What scientists know about other universes

05/18 1021

A few days ago, the famous American documentary producer Jeremy Corbell mentioned an incredible thing: Dozens of US sailors confirmed that during a training exercise in 2019, the warship was surrounded by a UFO group. In terms of number, at least There are more than 100 UFOs, and - DayDayNews

A few days ago, the famous American documentary producer Jeremy Corbell mentioned an incredible thing: Dozens of US sailors confirmed that during a training exercise in 2019, the warship was surrounded by a UFO group. In terms of number, at least There are more than 100 UFOs, and

Performance exceeds human technology! Dozens of U.S. sailors confirmed that they were surrounded by hundreds of UFOs during training

05/18 1149

What happened to Tibet? 350 research experts gathered together, and they all claimed: They saw something incredible, which would bring at least billions of resources every year. Even the villagers stood around in surprise. What was going on? What exactly are these things, and wha - DayDayNews

What happened to Tibet? 350 research experts gathered together, and they all claimed: They saw something incredible, which would bring at least billions of resources every year. Even the villagers stood around in surprise. What was going on? What exactly are these things, and wha

Tibetan villagers make new discoveries! 350 experts gather for investigation, bringing in at least 1 billion resources every year

05/18 1036

According to reports, experts from the Japan Marine Research and Development Agency discovered an extremely rare giant fish in the deep sea. Its body is more than 2.5 meters long, its skin is dark blue-purple, and its mouth is split, making it look very strange. It is large, with - DayDayNews

According to reports, experts from the Japan Marine Research and Development Agency discovered an extremely rare giant fish in the deep sea. Its body is more than 2.5 meters long, its skin is dark blue-purple, and its mouth is split, making it look very strange. It is large, with

2,000 meters under the sea, a brand new species was discovered in Japan. It is huge. Has it mutated?

05/18 1377

Proteins usually need to "work" through conformational changes. However, existing tools for tracking conformational changes of proteins in living cells are still lacking, and in many cases they cause great interference to the system or are not scalable (1, 2). - DayDayNews

Proteins usually need to "work" through conformational changes. However, existing tools for tracking conformational changes of proteins in living cells are still lacking, and in many cases they cause great interference to the system or are not scalable (1, 2).

Cell | New system for tracking dynamic changes in protein conformation in living cells

05/20 1030

It can be seen from the radar echo that the intensity of the convective cloud group entering the Shijiazhuang area is very high, and it has shown an obvious dark red color on the radar, indicating that the convective activity inside the cloud group is very intense, and there is a - DayDayNews

It can be seen from the radar echo that the intensity of the convective cloud group entering the Shijiazhuang area is very high, and it has shown an obvious dark red color on the radar, indicating that the convective activity inside the cloud group is very intense, and there is a

tragedy! Eight people died while taking shelter from the rain in Shijiazhuang! How powerful is extreme weather?

05/20 1004

It’s not why tumors occur, but why they don’t occur so early and so frequently is a more puzzling question. Recently, a work by researchers such as Wellcome Sanger Institute Phil Jones made an important exploration into this. The researchers believe that one of the important mech - DayDayNews

It’s not why tumors occur, but why they don’t occur so early and so frequently is a more puzzling question. Recently, a work by researchers such as Wellcome Sanger Institute Phil Jones made an important exploration into this. The researchers believe that one of the important mech

Nature | "Game theory" in the disappearing "micro-tumor" tissue

05/20 1420

In addition to the well-known particulate pollutants such as PM2.5, ozone is also an important indicator for evaluating air quality. So what exactly is ozone pollution? What's the harm? Ozone is an allotrope of oxygen. It is a colorless or light blue gas under normal temperature - DayDayNews

In addition to the well-known particulate pollutants such as PM2.5, ozone is also an important indicator for evaluating air quality. So what exactly is ozone pollution? What's the harm? Ozone is an allotrope of oxygen. It is a colorless or light blue gas under normal temperature

What is ozone pollution? What's the harm?

05/20 1629

Recently, researchers prepared a highly responsive conductive hydrogel with weather resistance, dual-functional sensing and antibacterial functions by adding silver nanoparticles and modified carbon nanotubes to polyvinyl alcohol/borax hydrogel. - DayDayNews

Recently, researchers prepared a highly responsive conductive hydrogel with weather resistance, dual-functional sensing and antibacterial functions by adding silver nanoparticles and modified carbon nanotubes to polyvinyl alcohol/borax hydrogel.

Tianjin University of Technology: Highly sensitive, weather-resistant strain and temperature sensor hydrogels

05/20 1649

It is also expected to promote new progress in academic research and industrial applications of solid-state ZABs. A related paper titled "Water-in-Salt" Nonalkaline Gel Polymer Electrolytes Enable Flexible Zinc-Air Batteries with Ultra-Long Operating Time was published in "Advanc - DayDayNews

It is also expected to promote new progress in academic research and industrial applications of solid-state ZABs. A related paper titled "Water-in-Salt" Nonalkaline Gel Polymer Electrolytes Enable Flexible Zinc-Air Batteries with Ultra-Long Operating Time was published in "Advanc

Jiangnan University: "Water-in-salt" non-alkaline gel polymer electrolyte enables flexible zinc-air batteries

05/20 1870

Recently, when Elva Hsiao appears in public, she always brings her little boyfriend with her. This is to pave the way for her little boyfriend. Her boyfriend also wants to enter the entertainment industry, but unfortunately he has no resources, so he can only sign a contract with - DayDayNews

Recently, when Elva Hsiao appears in public, she always brings her little boyfriend with her. This is to pave the way for her little boyfriend. Her boyfriend also wants to enter the entertainment industry, but unfortunately he has no resources, so he can only sign a contract with

Elva Hsiao appears for the first time after being bitten on the face by a dog! The 5cm scar is so scary, and I don’t see my boyfriend by my side.

05/20 1152

Time flies so fast, it has been almost two months since Elva Hsiao was hospitalized. Some time ago, there were media reports that both Elva Hsiao and her boyfriend were admitted to the hospital because they were bitten by dogs. - DayDayNews

Time flies so fast, it has been almost two months since Elva Hsiao was hospitalized. Some time ago, there were media reports that both Elva Hsiao and her boyfriend were admitted to the hospital because they were bitten by dogs.

Elva Hsiao showed her face for the first time after being bitten by a dog! The scar is very obvious and my boyfriend is still in the hospital.

05/20 1626

Among them, Jolin Tsai and Lin Yilian tied for the lead with 7 nominations, followed by newcomer OZI with 6 nominations. Some are happy and some are sad. Wang Cyndi, who was highly popular in the past, was not nominated for the 30th Golden Melody Award. Karen Mok only received on - DayDayNews

Among them, Jolin Tsai and Lin Yilian tied for the lead with 7 nominations, followed by newcomer OZI with 6 nominations. Some are happy and some are sad. Wang Cyndi, who was highly popular in the past, was not nominated for the 30th Golden Melody Award. Karen Mok only received on

Golden Melody Award, "Like candy the dentist gives to children"

05/20 1042

Elva Hsiao, the dashing young lady who has disappeared for a long time, has energetically announced the good news on Instagram that her condition has improved and she will be back. On March 21, Taiwanese media suddenly broke the news that Elva Hsiao had health problems. - DayDayNews

Elva Hsiao, the dashing young lady who has disappeared for a long time, has energetically announced the good news on Instagram that her condition has improved and she will be back. On March 21, Taiwanese media suddenly broke the news that Elva Hsiao had health problems.

Elva Hsiao’s album has been pushed again and again. Apart from her, the development of the other three queens is also not satisfactory.

05/20 1908

Recently, Elva Hsiao revealed on social platforms that she is about to return and her new album "Naked Truth" will be released to fans soon. This is her first work in the music industry for 5 years, so you can imagine the level of expectations of her fans. On November 17, 1999, E - DayDayNews

Recently, Elva Hsiao revealed on social platforms that she is about to return and her new album "Naked Truth" will be released to fans soon. This is her first work in the music industry for 5 years, so you can imagine the level of expectations of her fans. On November 17, 1999, E

She has a steady stream of love and twists and turns. She has been absent from the music industry for 5 years and is finally making her comeback.

05/20 1453

Source: [People's Daily Health Client] "Recent epidemic prevention and control has achieved remarkable results, and the national epidemic situation is generally at a low level." At the press conference of the Joint Prevention and Control Mechanism of the State Council on June 28, - DayDayNews

Source: [People's Daily Health Client] "Recent epidemic prevention and control has achieved remarkable results, and the national epidemic situation is generally at a low level." At the press conference of the Joint Prevention and Control Mechanism of the State Council on June 28,

The epidemic prevention and control has achieved remarkable results, and the overall epidemic situation across the country is at a low level.

05/20 1957