2x2 grid of famous scientists in unique 3D model style

2x2 grid, each grid for a famous scientist in this style Anchor: [3D diorama of a scientist doing a clever pose]::3.5 Morphology: CNC milled curves, chamfered edges, minimalist buttons/ports, seamless unibody construction::3 Material Physics: Bead-blasted aluminum (Space Grey), satin metallic finish, cold touch, fingerprint resistant::3 Illumination: Minimalist tech product lighting, cool white temperature, soft gradient reflections::1.5 Render Stack: Industrial design portfolio, iso view, orthographic precision, clean background::1 Negative: [Rust, dirt, organic, wood, plastic, glossy, messy, high contrast]:: -1