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Newsletter Archive
Newest to Oldest

Feb 2019   Disruption Revisited - Spinnerets for Electrospinning and Bioprinting
Jan 2019   A Brief History of Goniometry (and Surface Tension)
Dec 2018   How many contact angles are there? New book. Happy Holidays.
Fall 2018   The Spinneret - Portable Electrospinning Device for Medical Applications
Nov 2018   When static contact angle is not enough - What's new at ramé-hart - Upcoming conference
Oct 2018   ramé-hart instrument company Announces New Model 90 (Press Release)
Sep 2018   ramé-hart instrument company Announces New DROPimage Pro Software (Press Release)
Summer 2018   The Spinneret - Island-in-the-sea Spinneret - Side-by-side Spinneret - Multi-lumen Spinnerets - Spinneret Arrays
Aug 2018   A Dozen Fun Facts about Contact Angle - Tools for Measuring Contact Angle
Jul 2018   A Dozen Fun Facts about Surface Tension - Tools for Measuring Surface Tension
Jun 2018   Extreme Behavior Gets All the Attention - Tools for the Extremes
Spring 2018   The Spinneret - Welcome Quadaxial Needles - New PTFE Tubing Kit and Components
May 2018   Making the World a Better Place - Peltier Environmental Chamber 100-30
Apr 2018   The Penguins Amazing De-icing Secret - New Product Announcement: Custom Quadaxial Needle
Mar 2018   Our Contribution to the Development of Autonomous Vehicles - Superhydrophobicity and Wetting Symposium - Physics of Wetting (Book)
Feb 2018   Cloud Catchers
Winter 2018   The Spinneret - Ten Reasons Why You Should Buy ramé-hart Custom Spinnerets - Coupon Savings
Jan 2018   2018 US News and World Report Top Twenty Best Colleges - Fifty Shades of Wetting
Dec 2017   How to Cool Your Loudspeakers 
Nov 2017   Even Cyborgs Need Contact Angle - Environmental Fixture
Oct 2017   The Marangoni Effect - Model 500
Sep 2017   Six things your sessile drop would tell you - if it could only speak - Order spare parts and more online  
Summer 2017   The Spinneret - We Could Have Helped Superman
Aug 2017   How Contact Angle is Saving the Planet
Jul 2017   Three New Videos for Your Viewing Pleasure
Jun 2017   Brace Yourself for the Next Big Wave of Disruption - Lab Services
Spring 2017   The Spinneret - Electrospinning: Medical Applications
May 2017   A Dozen Things You Can Measure with a ramé-hart Goniometer / Tensiometer
Apr 2017   How to Improve Surface Tension Measurements - Dispensing Needles
Mar 2017   The Effect of Drop Volume on Contact Angle - Model 290
Feb 2017   Why We Study Surface Tension - DROPimage Advanced 
Winter 2017   The Spinneret - Choosing the Best Needle Gauge for Electrospinning
Jan 2017   Contact Angle and Adhesion - Five Most Popular Videos
Dec 2016   Real Time Continuous Contact Angle Reporting - Eight Things to Ask When Buying a Goniometer
Nov 2016   Wetting Properties of Human Skin - Model 250 Standard Goniometer / Tensiometer
Fall 2016   The Spinneret - Coaxial Electrospinning Done by High Schoolers
Oct 2016   Twenty-One Applications - Straight 304 Stainless Needle Assortment
Sep 2016   Hydrophobic Mortar
Aug 2016   The Cheerios Effect and the Surface Tension of Milk - Model 250
Summer 2016   The Spinneret - Electrospraying versus Electrospinning
Jul 2016   Superhydrophilicity and Pinning
Jun 2016   The Receding Contact Angle
May 2016   Anti-graffiti coatings
Spring 2016   The Spinneret - Premier edition of newsletter dedicated to custom coaxial and triaxial needle products 
Apr 2016   Interfacial Cavitation - DROPimage Standard Video: Measuring Contact Angle
Mar 2016   Homemade Hydrophobicity - DROPimage Standard
Feb 2016   The Cassie to Wenzel Transition; Two Million Pictures - No Errors (U2 SuperSpeed Camera)
Jan 2016   Contact Angle Spreading Coefficient
Dec 2015   A Bug's Life - How to Use your Goniometer as a Digital Optical Comparator
Nov 2015   ramé-hart - Your Partner in Disruption
Oct 2015   Is Your Superhydrophobic Surface the Real Deal...Or Is It a Fake? And What is Pseudosuperhydrophobicity Anyway? - Ten Years Old
Sep 2015   I Broke My Clavicle - Tech Tip: How to Troubleshoot the U1 Series Camera
Aug 2015   Book Review: Wetting of Real Surfaces (Bormashenko) - Inverted Phases
Jul 2015   Captive Bubble
Jun 2015   Seven People Who Should Buy a ramé-hart Goniometer
May 2015   You've Got Questions. I've Got Answers
Apr 2015   Beyond Superhydrophobicity - Product Update: Model 190
Mar 2015   Five things to know about icephobicity - Tips for measuring contact angle on reflective surfaces
Feb 2015   Mainstreaming Superhydrophobicity - Dynamic Contact Angle
Jan 2015   Extreme Wetting and Non-wetting - A Glimpse of ramé-hart from A to Z
Dec 2014   New Product Announcement: Heated Environmental Cell - Survey - Happy Holidays
Nov 2014   New Product Announcement: Hot Plate - Temperature and Contact Angle
Oct 2014   How to Boil Water without Bubbles - DROPimage Advanced Single and Two-Window Modes
Sep 2014   Increasing Durability of Superhydrophobic Surfaces - Top 10 Videos
Aug 2014   Ten Contact Angle Myths Busted - Prebuilt Coaxial Needle
Jul 2014   ramé-hart Model 790 High Speed Automated Goniometer / Tensiometer - Thirty-five Things You Can Measure with a ramé-hart Model 790

Jun 2014

  Ten Ways Superhydrophobicity Will Improve Your Life - Imaging Upgrade Kit
May 2014   Windshield wipers may go the way of the Dodo bird - The New ramé-hart U1 Series Camera
Apr 2014   How Hydrophobic is your Swimsuit? 
Mar 2014   Surface Tension and Viscosity - Viscosity and Dispensing
Feb 2014   101 Superhydrophobic Surfaces - Nanotechnology and Superhydrophobicity
Jan 2014   Upstream Contamination - Happy New Year
Dec 2013   Self-cleaning Army Fatigues - ramé-hart in India - Wetting of Real Surfaces book - Happy Holidays
Nov 2013   Electrowetting - MMT-2014
Oct 2013   Contact Angle Hysteresis - Our New Web Store at
Sep 2013   Automated Dispensing System (Video) - Making the World a Little More Superhydrophobic
Aug 2013   How to Make Your Puma Clyde Suede Sneakers Superhydrophobic for Less than Twenty (US) Dollars - Ninth Annual Contact Angle Symposium on Contact Angle, Wettability, and Adhesion
Jul 2013   Temperature Logging and Control - Why Does Surface Tension Decrease as Temperature Increases?
Jun 2013   Surface Evolver - New Product: Temperature Logger Model 100-32
May 2013   New Product Announcement: Peltier Environmental Chamber Model 100-30
Apr 2013   Nanobiomimicry: Five things we have learned from nature
Mar 2013   New Book: Contact Angle Made Easy
Feb 2013   How to Build a Self-Cleaning Surface

Jan 2013

  This is No Ordinary Ketchup Bottle - Ten Surface Science Trends to Watch in 2013

Dec 2012

  Fact or Friction: Tribologists Use Contact Angle - Year in Review

Nov 2012

  New Product Announcement: Overhead Optical Imaging Kit (p/n 100-31)

Oct 2012

  Ten Things Your Goniometer Won't Tell You - We're in Fifty Countries

Sep 2012

  Methods for Measuring Contact Angle

Aug 2012

  The Amazing Properties of Graphene - Dispensing Needles and Tips

Jul 2012

  12 Reasons Why Contact Angles Change Over Time

Jun 2012

  New Model 295 - Commercialization of Hydrophobicity - Flash from the Past

May 2012

  Are 3M Post-it Notes the Best Sticky Notes? - How to Measure Advancing and Receding Contact Angles Using the Automated Dispensing System

Apr 2012

  Will Copper Become Obsolete Anytime Soon? Model 250

Mar 2012

  Trigger Happy

Feb 2012

  Oleophobic Touchscreens - How to Check Your Calibration

Jan 2012

  Fracking and Surface Tension - Interfacial Tension

Dec 2011

  The Fuzzy New Jersey Weed - The DROPimage Acid-Base Surface Energy Tool - White Holes

Nov 2011

  Adhesive Bonding and Contact Angle - Technical Support

Oct 2011

  DROPimage Red Line and Right Line Options

Sep 2011

  My Superhydrophobic Toilet Design - How to Measure the Contact Angle of a Fiber - 2012 Contact Angle Symposium

Aug 2011

  We've Moved - MIT and the African Water Cloth
Jul 2011   How to Make Your Plastic Parts More Hydrophobic - Adhesion Society Call for 2012 Papers
Jun 2011   Static Contact Angle is Not Always Enough - How to Level the Specimen Stage
May 2011   Model 190 - Right Line Option in DROPimage
Apr 2011   High Speed Upgrade Kits - The New F4 Series Camera
Mar 2011   Making Lexan Hydrophobic Part 2 - DROPimage Advanced v2.5
Feb 2011   My Superhydrophobic Motorcycle / Custom Coaxial Needles
Jan 2011   Celebrating 50 Years / New Model 260
Dec 2010   50 Things You Can Do with a Goniometer
Nov 2010   Custom Instruments
Oct 2010   Advanced Goniometer / Tensiometer Model 500; Recalculation in DROPimage Advanced
Sep 2010   Roughness and Contact Angle
Aug 2010   Redesigned and Updated Model 190 (p/n 190-F2)
Jul 2010   Advancing and Receding Contact Angles Revisited
Jun 2010   Certified Fixed Pendant Drop Calibration Reference Tool
May 2010   DROPimage Calibration and Measure Distance Commands
Apr 2010   What is a contact angle, surface energy, and surface tension?
Mar 2010   Surface Science and the Green Revolution / Lab Services
Feb 2010   New Model 590 Advanced Automated Goniometer / Tensiometer - Erick Bierlein
Jan 2010   A Toast to Surface Tension, Oscillator 10-28, 2010 Price List
Dec 2009   ASTM D 7334, Switchable Wetting, Windows 7
Nov 2009   Of Phobias and Philicities - Will that be Super or Ultra? Model 500
Oct 2009   Moth Eyes
Sep 2009   Dr. William A. Zisman
Aug 2009   Thin Film and Third Generation Solar Technology
Jul 2009   Model 290 Automated Goniometer / Tensiometer, Dynamic Contact Angle
Jun 2009  

Model 710 DAS Tensiometer, Website Update
(Note: Model 710 has since been discontinued)

May 2009   Surface Tension, Certified Pre-owned Instruments
Apr 2009  

Interfacial Tension, Twitter

Mar 2009   Polymer Surface Modification: Plasma and Corona
Feb 2009  

Wetting, Adhesion, and Cohesion; Knol

Jan 2009  

Fixed Drop Calibration Reference Tool, Five Hottest Trends, New Price List

Dec 2008  

Surface Dilatational Elasticity Part Two

Nov 2008  

Oscillator, Surface Dilatational Elasticity and Viscosity

Oct 2008  

33g Needle, Shower Curtain, Adhesion Society

Sep 2008  

Wenzel and Cassie

Aug 2008  

Advanced Chamber, Contact Angle Wettability and Adhesion Books

Jul 2008  

Glossary of Surface Science Terms, ramé-hart in India

Jun 2008  

PTFE Reference Material and Surface Modification

May 2008  

Contact Angle Symposium, Superhydrophobicity and Superhydrophilicity

Apr 2008  

Lotusan Paint and Superhydrophobicity

Mar 2008   Automated Tilting Base, Sixth International Symposium on Contact Angle, Wettability, and Adhesion
Feb 2008  

Advancing and Receding Contact Angles

Jan 2008   New, New Model 190-F1, New Tilting Base 100-25-M
Dec 2007  

History of ramé-hart Goniometer

Nov 2007  

CA and High-Voltage Transmission

Oct 2007   Ultralyophobic and Superhydrophobic Properties, DROPimage Measurement Command, Survey Results
Sep 2007  

Relaxation Measurements, DROPimage Advanced v2.2

Aug 2007  

Contact Angle for Measuring Cleanliness, Model 400-F1 and Wafer Support

Jul 2007  

DROPimage 2.1 Release, Software Upgrades

Jun 2007  

Silanes and Surface Modification, Environmental Chamber

May 2007  

Contact Angle Basics, James Gibson, John Hertz

Apr 2007  

Contact Angle on Diamonds

Mar 2007  

Contact Lenses, Environmental Fixture

Feb 2007  

Environmental influences on drop size / contact angle relationships

Jan 2007  

Properties of Water per van Oss, Chamber Cover with Stage

Dec 2006  

Pendant Drop Method with DROPimage Advanced

Nov 2006  

Calibration, Vacuum Chuck

Oct 2006  

Making Movie, Pendant Drop, Model 100-F0
(Note: Model 100-F0 has since been discontinued)

Sep 2006  

Who's Who Part 1, F1 Imaging Upgrade Kit

Aug 2006  

Drop Shape Analysis, Software Upgrades

Jul 2006   The F1 Series
Jun 2006  

Elevated Temperature Syringe

May 2006  

CA Symposium, Model 200 (Note: In 2018, Model 200 was replaced with Model 210 with DROPimage Pro)

Apr 2006  

Non-destructive Testing, Micro-syringe Assembly

Mar 2006  

Surface Tension, Models 250 and 500

Feb 2006  

Surface Energy

Jan 2006  

Model 205, High Pressure Chamber
(Note: Model 205 has since been discontinued)

Dec 2005  

DROPimage versions, Calibration Tools

Nov 2005  

Teflon and Polypropylene Needles, Film Clamps

Oct 2005  

Model 50 Imaging Upgrade Kit, Quartz Cell
(Note: Model 50 has since been discontinued)

Sep 2005  

Model 120, Automated Dispensing System
(Note: Model 120 has since been discontinued)



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