関連する実験動画

Updated: Jul 12, 2026

Visualizing Hyporheic Flow Through Bedforms Using Dye Experiments and Simulation
09:49

Visualizing Hyporheic Flow Through Bedforms Using Dye Experiments and Simulation

Published on: November 18, 2015

ハンタイト・フローストーン (Huntite flowstone) は,ニューメキシコ州カルスバッドの洞窟にあるハンタイト・フローストーンです

C A Hill

    Science (New York, N.Y.)
    |July 13, 1973
    PubMed
    まとめ

    カールスバッド洞窟で,小さな微小結晶で構成された新しいハンタイト流石が発見されました. この地質学的な形成は,マグネシウムに富んだ水から直接降水している可能性が高い.

    さらに関連する動画

    Chemical Gardens as Flow-through Reactors Simulating Natural Hydrothermal Systems12:55

    Chemical Gardens as Flow-through Reactors Simulating Natural Hydrothermal Systems

    Published on: November 18, 2015

    Behavioral Tracking and Neuromast Imaging of Mexican Cavefish14:58

    Behavioral Tracking and Neuromast Imaging of Mexican Cavefish

    Published on: April 6, 2019

    関連する概念動画

    Quarrying of Stone01:15

    Quarrying of Stone

    Quarrying is the process of extracting stone from a quarry, where specialized techniques are employed to remove large blocks of stone safely and efficiently. This process can involve controlled explosions or more precision-oriented methods such as cutting and drilling.
    One common method involves using a diamond belt saw to cut large blocks from the quarry face. These blocks can be about 50 feet long and 12 feet high. After the initial vertical cut, drilling is performed at the base of the block.
    Flow Table Test01:12

    Flow Table Test

    The flow table test is an established method used to assess the workability of concrete, particularly useful for evaluating highly flowable concrete mixes. This test employs an apparatus that consists of a wooden board topped with a steel plate, collectively weighing 35 pounds. The board is connected to a base via a hinge and measures 27.6 inches on each side.
    Concrete is placed within a truncated cone mold that is 8 inches high with an 8-inch base diameter and a 5-inch top diameter. The...
    Minerals01:26

    Minerals

    Minerals are essential nutrients that the human body needs in small amounts to work properly. They play a vital role in many bodily functions, such as building strong bones and transmitting nerve impulses. Some minerals are needed for hormone production or to maintain a normal heartbeat. Major minerals include calcium, phosphorus, potassium, sulfur, sodium, chlorine, and magnesium, while trace minerals include iron, manganese, copper, iodine, zinc, cobalt, fluoride, and selenium.
    Types of Building Stone01:30

    Types of Building Stone

    Building stones, essential materials for construction, are extracted from natural rock deposits and processed into specific forms and dimensions suitable for various building applications. These stones are broadly classified into three types based on their geological formation: igneous, sedimentary, and metamorphic.
    Igneous rocks are formed from the solidification of magma or lava. An example is granite, known for its durability and resistance to weathering, making it ideal for parts of...
    Masonry Cavity Walls01:26

    Masonry Cavity Walls

    Cavity walls feature a hollow space between the outer and inner wythes, connected only by corrosion-resistant metal ties. When water seeps through the outer wythe, it descends within this cavity, intercepted by flashing and eventually exiting through weep holes. To enhance moisture resistance, the inner wythe's cavity side often receives damp-proofing, doubling as an air barrier. The cavity can also house insulation to mitigate heat transfer.
    Maintaining a clean cavity during construction is...
    Stone Masonry01:29

    Stone Masonry

    Stone masonry is a construction technique that uses individual stones to build structures and can be categorized into two main types: rubble and ashlar. Rubble masonry uses uneven, naturally shaped stones such as river rocks or fragments from quarries. This method often requires the mason to select and possibly shape each stone to fit the designated space, ensuring a proper build, even with irregular stone sizes and shapes. Ashlar masonry, on the other hand, employs uniformly cut stones that...