科學普及 影片素材 第1頁

White Radio wave signal animation Isolated on Black background

Facilitated Diffusion Animation Showing Molecules Passing Through Protein Channels Across Cell Membrane for Biology Education

Blue ink drop spreading and dissolving in clear water creating abstract fluid patterns and swirling formations in glass container

Black and Blue Ink Drops Dissolving in Clear Water Tank Creating Abstract Fluid Motion Patterns

Blue and orange ink drops dispersing and blooming in clear water creating dynamic fluid art patterns against white background

Expanding golden molecular network structure radiating against dark cosmic starry deep space background

Word Diffusion and scientist dripping purple pigment into water

Vibrant Red, Yellow, and Blue Ink Swirling Abstractly in Water

Dynamic blue, yellow, and green ink clouds diffusing in clear water

the process of diffusion, particles move from an area of high concentration to an area of low concentration, concentration gradient, temperature, molecular weight, and pressure

Close-up of blue ink drops colliding in clear liquid

Microscopic view of swirling translucent organic particles in gentle motion

Macro view of clear transparent bubbles in liquid, abstract scientific background and texture

Black ink diffusing in clear water inside glass on white background

Mesmerizing golden smoke swirling and rising in the air with glowing particles

Green ink dissolving in clear water creating abstract fluid motion and swirling patterns

Red ink diffusing through clear water in macro view, fluid plume expanding beneath surface forming organic shapes resembling blood flow, abstract chemistry reaction and liquid dynamics.

Super slow motion (1000 fps) vapor and fine droplets dispersing in air on black background. Misty fluid particles with soft light, evoking evaporation, diffusion and abstract motion.

Flowing purple particle cloud with soft glowing dots and misty forms

Red pharmaceutical capsule dissolving underwater releasing white particles, macro chemical reaction scene with drifting medicine cloud, clinical laboratory concept showing drug activation, diffusion

Pink and blue ink swirls and mixes in a clear liquid, creating an abstract and colorful pattern.

Soft glowing red organic blob with smoky diffusion

Abstract dark cellular texture with glowing orange sparks and soft organic forms

Glowing multicolored particle sphere on a deep blue background

Dynamic red chemical reaction, dark abstraction. Liquid explosion, liquid reaction, dark ink, macro view