Research & journal

Notes from the bench

Experiments, materials and measurements from the VIHI lab.

December 14, 2025

A Complete Breakdown of Random Variables in Pour-Over Coffee

A Complete Breakdown of Random Variables in Pour-Over Coffee Why do people call pour-over coffee “unpredictable”? Why can V60, Ori…

December 14, 2025

Turning Mystery into Engineering: How Vihi Redefines Pour-Over Coffee

Turning Mystery into Engineering: How Vihi Redefines Pour-Over Coffee In many parts of the coffee community, pour-over brewing is…

December 14, 2025

Dripper Structural Engineering A Technical Whitepaper By Vihi...

Explore dripper structural engineering a technical whitepaper by vihi design with clearer structure, comparison sections, FAQ link…

December 14, 2025

How 3D Printing Is Rewriting the Future of Coffee Tools: The Engineering Revolution by Vihi Design

How 3D Printing Is Rewriting the Future of Coffee Tools: The Engineering Revolution by Vihi Design The next five years of coffee i…

December 14, 2025

G-Flow Active Slow-Feed System: Motor-Controlled Stability for Cleaner Grinding

G-Flow Active Slow-Feed System: Motor-Controlled Stability for Cleaner Grinding Transforming grinder feeding from “random gravity”…

December 12, 2025

Origami Ultimate Field Guide | VIHI Design

Explore origami ultimate field guide with clearer structure, comparison sections, FAQ links, and product guidance from VIHI Design…

December 12, 2025

Flower (Lily) Dripper × V-Fold: Paper Pre-Shaping for Collapse-Free, Stable Flow & Repeatable Flavor

Flower (Lily) Dripper × V-Fold: Paper Pre-Shaping for Collapse-Free, Stable Flow & Repeatable Flavor Contents 1. Overview 2. Why F…