Nanotechnology

Kom naar het HaHaHo Makers Lab Utrecht voor een avond vol kennis & ervaringsdelen en maken, met de focus op elektronica met microprocessoren zoals Arduino & Raspberry Pi, LED’s en meetapparatuur. 19:00 Inloop + opzetten apparatuur 19:45 Standup: wat wil iedereen doen en/of leren deze avond? 20:00 Parallelle activiteiten: – startactiviteiten voor nieuwe deelnemers (Arduino, soldering, meetapparatuur, etc.) – onderlinge kennisuitwisseling adhv de wensen uit de standup – werken aan het gezamenlijke [PraatPaal-project](https://github.com/hadoopmarc/hahaho-interactive-pole) – werken aan je eigen project – ordenen/markeren van de ladenkasten met elektronisch componenten 21:30 Start met opruimen 21:45 Einde en verlaten van de Bibliotheek Wij zijn meestal met een groep van een kleine tien (er is ook nog een whatsapp aanmeldingslijst). Een laptop is niet noodzakelijk maar komt vaak van pas! We vragen een vrijwillige donatie van €5,55 per avond om de inventaris met apparatuur en elektronische componenten op peil te kunnen houden. English 19:00 Room available for setting up equipment 19:45 Standup: what are the participant’s plans and wishes for the evening? 20:00 Parallel activities: – starter activities for new participants (Arduino, soldering, measuring equipment, etc.) – sharing knowledge as follow-up on the plans and wishes expressed during the standup – working on the community [Interactive Pole project](https://github.com/hadoopmarc/hahaho-interactive-pole) – working on your individual project – sorting the chest of drawers with electrical components 21:30 Start decluttering the room 21:45 End: leave the Public Library Most evenings see a group of about 10 people (there is an additional whatsapp list). Bring your laptop if you want to program microcontrollers! We ask for a voluntary donation of €5,55 per evening to maintain the inventory with equipment and electrical components.

**Wil jij impact maken als je voor een groep spreekt en tegelijkertijd stappen zetten in je carrière?** * Dan zijn **spreken in het openbaar, leiderschap en communicatie** dé belangrijkste vaardigheden die je moet beheersen. * Maar waar kun je deze vaardigheden leren en op een veilige manier oefenen? Bij ons! **Goudenraad Toastmasters van het Gooi**! In het prachtige **Huis van Eemnes**! * Verder over ons: * Met het bewezen en succesvolle **100-jarige Toastmasters-programma** van deze **wereldwijde organisatie** zet je stappen om zelfverzekerd voor een groep te staan en echte impact te maken. * Goudenraad is de **tweetalige club (Nederlands en Engels)** in het Gooi voor professionals, ondernemers, trainers, managers, docenten, technici en iedereen die op een leuke manier wil groeien en zijn communicatie- en leiderschapstalent verder wil ontwikkelen! * Wij komen **twee keer per maand** op een **maandag avond** samen in Het Huis van Eemnes, waar we uiteenlopende speeches in zowel het Nederlands als Engels horen en geven. Daarnaast ontvangen we **opbouwende feedback** die je van collega's misschien niet snel zou krijgen – en dat is **goud waard!** * Ook hebben wij regelmatig **mini-workshops en improvisaties** * Als Toastmaster kun je **wereldwijd netwerken** **met een internationale groep professionals,** deelnemen aan het **European Trainer's Network** en meedoen aan **Toastmasters-wedstrijden en conferenties.** En dat alles voor een **zeer betaalbare prijs!** Aarzel niet en meld je aan om **gratis en vrijblijvend als gast** een van onze bijeenkomsten bij te wonen. Email: goudenraadtoastmasters@gmail.com Adres: Huis van Eemnes, Noordersingel 4, 3755 EZ Eemnes

Please join us for an evening of all things Umbraco - the latest news, community chat, and a talk or two! For 2026, we will be running both in-person and virtual meetups, alternating every month. For those who can't join in person, virtual attendance is available too, so you can join us no matter where you are! This month, we have **Mike Masey** giving you a sneak peak of his Umbraco Spark talk where he uses Claude Code and SPECKL to create a web accessible tool for a brand contrast colour checker, and **Justin Neville** will be giving a demo of the new Umbraco AI integrations. There will also be food, drinks and some friendly socialising. What's not to like? 😄 Whether you are an Umbraco novice or a seasoned developer, this is your chance to meet like-minded people to talk about our favourite friendly CMS! No matter what your role is there will be something to learn and your chance to meet other members of the Umbraco community from Kent and the surrounding areas. Venue The meetup will be at Dragon Coworking in Rochester (7-8 New Road Avenue, St George's Hotel, Rochester, ME4 6BB), a short walk from Chatham train station and with free on-site parking. If you wish to use the car park, please access via Gundulph Road, Rochester, ME4 4ED. You can then use the steps between buildings to access the entrance. If the car park is full there is on road parking available, but please check the parking restrictions. On arrival, please make your way to St George's Hotel reception (where you access Dragon Coworking) and one of the organisers will come and collect you. **Please note: Do not bring bananas, nuts or pineapple into the coworking space as there are members with allergies.**

***English invitation*** You are invited to visit the Dutch Deventer Toastmasters. Toastmasters is an organisation where you can develop your public speaking and leadership skills in a safe, positive and inspiring environment. It grows your self confidence and gives your energy a boost. Want to visit us? Send an email to deventertoastmasters@gmail.com ***Nederlandse uitnodiging*** Je wordt van harte uitgenodigd om onze Nederlandse bijeenkomst te bezoeken bij Deventer Toastmasters. Toastmasters is een organisatie waar je je vaardigheden op het gebied van spreken in het openbaar en leiderschap kunt ontwikkelen. Dit doen we in een veilige, opbouwende en inspirerende omgeving. Je zelfvertrouwen groeit en je energie krijgt een boost. Wil jij meedoen? Stuur een email naar Deventertoastmasters@gmail.com

If you are living in The Netherlands, by now, you may well have noticed the amount of open water. If you enjoy cycling in the city, you may wish to feel safer as you navigate the bridges and canals. And you may also want to get ready for visiting the beach, pools or the many lakes this summer. Learning how to swim takes approx 1 year and it all starts with the very first lesson. New comers enroll via our website and pay € 30,50, this is the first lesson and a goody bag. After the class you agree with the personal swim coach how to continue to obtain your final objectives. Enrolling is only possible via [www.your-personal-swim-coach.nl ](https://www.your-personal-swim-coach.nl/)hence a rvsp via meetup is not enough.

Samen sporten, gewoon voor de fun, elke week een divers programma, met allerlei verschillende sporten. Je hoeft niet de beste te zijn, maar wel zin hebben om samen te spelen en te leren. Tijdens een training doen we verschillende spelletjes, basketbal, voetbal. volleybal, spikebal, honkbal. Kom je ook, de bal ligt bij jou!! Eerste keer meedoen is altijd gratis, daarna kan je beslissen of dit voor jou is, of niet!! Dus kom een keer proberen. Kan je niet op deze dag, we sporten ook op andere dagen nl Zondag om 9:30 of Maandag om 20:30 Stuur mij een berichtje als je op die dagen een keer wil proberen! The amount of people rsvp'd to this game doesn't match the real number of people at the event, as Meetup is only used for promotion purposes.

New Year, New Sport! 🏐 ​Whether you've never played volleyball before or it’s been many years since you last hit the court, you are very welcome to join our Beginner Group! ​We train every Monday at 9 PM at Gymnasium Bibian Mentel in Zeeburgereiland. ​Come learn the basics, get moving, and meet new people in a fun, relaxed environment. ​Get more info here: ​WhatsApp Group: https://chat.whatsapp.com/EnPEK1bHLiTGdpqz6Vtbm4 ​Instagram: @brazucavolley

Come over to the Ducosim game fair in Amersfoort. For a small fee (or become a member) many publishers are ready to demo their published games. Next to that you can meet up and network with game designers, playtest their games and bring what you are working on and put it on the table. More details: https://www.ducosim.nl/

## Details **What is Toastmasters?** Toastmasters International is a nonprofit educational organization that’s been empowering people to become confident communicators and leaders since 1924. Worldwide, there are more than 266,000 members in over 14,200 clubs in 150 countries. In the Netherlands, there are over **40 clubs** across the country, including those in major cities such as Amsterdam, Utrecht, and Rotterdam. This network of clubs and their learn-by-doing program is sure to help you improve. You can visit Toastmasters clubs as a guest or become a member. **What does a meeting look like?** Some of the members give short, prepared speeches, which other club members later evaluate. A typical meeting also includes short impromptu speeches. In this improvisation part of the meeting, everybody gets a chance to speak, including guests, if they wish. We usually end the evening with a drink at the bar. **How do I become a guest at a meeting?** It’s easy! Simply RSVP for one of our upcoming meetings here on Meetup to let us know you’re coming. If you have any questions, contact us at [utrechttoastmasters@gmail.com.](http://utrechttoastmasters@gmail.com./) If you visit and like us, we can talk about membership! **Additional information** Our cozy venue has a maximum capacity of 30 people - perfect for an engaging. Please be on time to grab a seat and mingle before the speeches begin!

## 🎨**Activity for EXPATS & English Speakers** ☕ Are you an art enthusiast living in or around **Amersfoort, Hilversum, Utrecht, Nieuwegein, IJsseltein, De Bilt and the rest of cities of the Utrecht's province** who love painting or drawing? Maybe you've felt the joy of creating but struggled to find others who share your passion and speak **ENGLISH**? **You're not alone! 😉** ✨✨✨✨✨✨✨ ## 🖌️**About this event** You will meet other Art Lovers like you to Draw, Paint and have some drinks Together ! Our events are not just about sketching or creating art—they’re about building connections. Every two weeks, we meet at a café to have a relaxing time drawing a painting. Please keep on mind that **ENGLISH i**s the official language we will use to integrate everyone in our conversations. ⭕⭕⭕➡️ **IMPORTANT ⬅️** ⭕⭕⭕⭕ ### 👩🏻‍🎨**Book formally your Seat 🪑via [WHATSAPP](https://bit.ly/3BXXE0f)** **If you want to confirm officially your attendance and separate your seat🪑. Book your seat in meet-up, and contact us via [WHATSAPP HERE](https://bit.ly/3BXXE0f) to receive more information on the address of our activities.** **Thanks a lot for your understanding!** 💐🥰 ✨✨✨✨✨✨✨ ### 👩🏻‍🎨**How Does It Work?** This event is simple, this initiative takes 2 Hours. Most of the participants use pencils, water pencils or watercolours. Main aim is to socialize while we draw. There will be plenty of time to talk and get to know each other. We have to mention that this event is suitable for all levels. Many have started to draw in our event actually. Also it is very important that you **[JOIN US AT OUR WHATSAPP COMMUNITY](https://bit.ly/3BXXE0f),** to stay up to date on our upcoming events and participate in our Drawing and Painting Contests! **👉: [https://bit.ly/3BXXE0f](https://bit.ly/3BXXE0f)** 🍀 ✨✨✨✨✨✨✨ ### ☕**Where?** We will meet in different cafes mainly in the *center of Amersfoort ( and some occasions in other cities around)*. I will inform you of the exact place some days in advance this event. The place will depend on the number of attendees. ✨✨✨✨✨✨✨ ### **🎟️ What is included?** 🟢 **2 HOURS TO HAVE FUN!** 🟢 **15 mins warming-up creative activity and paper material**🖌️🎨 🟢 New friendships and **conversations in ENGLISH** in a relaxed atmosphere 🟢 **Souvenir picture** with you and the rest of Art Lovers 📷 🟢 Exclusive **access to our Art Lovers Community** on which you will receive: ***\~\~\~ Drawing challenges,*** ***\~\~\~ Training content,*** ***\~\~\~ FREE Entries only to members*** ***\~\~\~ Drawing Competitions*** 🟢 Time to **create alongside fellow artists and amateurs** 🟢 The freedom to **work at your own pace** 💃🕺🎈 ✨✨✨✨✨✨✨ ### 🖼️**Art Materials?** Bring your own practical art materials to be adaptable to sketch on a coffee table. Like your sketchbook, pencils, watercolor, markets, pencils, your Tablet..etc ✨✨✨✨✨✨✨ ## **See you to Paint, Draw, and drink together!🌟☕🍷🍪🍰**

⚠️ **IMPORTANT: You must sign up and buy a ticket here to attend:** [https://groupvibe.com/](https://groupvibe.com/) **Join the Utrecht** **Coffee Club and make new friends!** Each meetup brings together 4–6 people for casual conversations over Coffee. We use the Groupvibe platform to facilitate the meetup and ensure everyone’s a good fit. **To attend, you’ll need to complete registration via this link:** [https://groupvibe.com/](https://groupvibe.com/) We’ll share the exact location of the upcoming meetup the night before only if you have bought a ticket or membership plan. **Why this works:** Smaller groups make real conversations easier. \* Discover new cafes in your city, together. \* Curated cafes with good coffee and vibe. \* If you hit it off with your group, there’s plenty of time to hang out afterwards. **Note:** RSVPs on Meetup don’t reflect total attendance. Many attendees register directly via our website. The event on [Meetup.com](http://meetup.com/) is only a placeholder. This meetup is organized by Groupvibe, a small team passionate about helping people form meaningful friendships offline.

Join a casual online hour to share you, your brand and business, and learn more about other business owners, locally and globally. Join and share your brand, products/services, and about you. Expand your visibility. Every session will close with gratitude and a mini creative activity, so have a pen and paper, tablet, or something available with which to write/create/draw. **RSVP here via EventBrite: [Event link](https://www.eventbrite.nl/e/you-and-your-brand-a-casual-networking-hour-tickets-1984283125243?utm-campaign=social&utm-content=attendeeshare&utm-medium=discovery&utm-term=listing&utm-source=cp&aff=ebdsshcopyurl)** *-* *The only requirements are a minimum age of 18 years old,* *and at least three attendees to make it a worthwhile hour for everyone.*

**Modern and Authentic kintsugi workshop in Utrecht.** Choose from three options: * 1-Day Modern Kintsugi workshop-€60 * 2-Day Modern Kintsugi workshop-€96 * 4-Day Authentic Kintsugi workshop -€180 For all details, please visit my website. [https://japanworkshopnet.com/upcoming-workshops/](https://japanworkshopnet.com/upcoming-workshops/) Location: **CLAY TO PLATE** [Biltstraat 55, 3572 AG, Utrecht](https://www.claytoplate.com/) **Booking is essential**. Please contact me if you would like to participate in the workshop. Email: info@japanworkshopnet.com Mobile:0616059840

**This event has two meetup spots: Arnhem station (9:30) and 's-Hertogenbosch (10:40)!** Welcome to the page of the Maastricht & Valkenburg daytrip. On the first day of spring, we like to welcome you to a trip to the very southern edge of the Netherlands: home to the picturesque city of Maastricht, and the river valley town of Valkenburg. The plan goes as follows: * 9:30 Meetup Arnhem CS, next to Burger King * 9:53 Train to 's-Hertogenbosch (Den Bosch) * 10:40 Transfer in Den Bosch, second meetup point * 11:08 Train to Maastricht * 12:33 Arrive in Maastricht Those who do not want to go to Valkenburg can stay in Maastricht * 12:41 13-minute train to Valkenburg * ±15:40 Train back to Maastricht * 18:29 Train to Den Bosch * 19:53 2/32 min. transfer in Den Bosch * 20:37/21:07 Arrive in Arnhem While these times are mostly fixed, train disruptions may force us to change the plan. Were they to happen, all changes will be announced in the discussion chat of this event page, as well as in our [WhatsApp group](https://chat.whatsapp.com/FjOEhSiBHDc7Y2Owz954wi). **Meetup in Arnhem & Den Bosch** The two meetup places are in Arnhem Centraal Station, next to the Burger King at 9:30, and at 's-Hertogenbosch station on platform 7a at 10:40. If you want to join at another location, like on the train or in Maastricht, please let us know in advance. These are also the places where the group splits and disbands at the end of the day, but of course you may leave the group at any time you like. Please sign up by RSVP on Meetup or via [Google Forms](https://docs.google.com/forms/d/e/1FAIpQLSd2g-H1CVAJrpTD-T0ELzcqoDOmggzyB4bm3lIOqqRRnf0s9Q/viewform?usp=header). We will all travel by using our own OV-Chipkaart or bank card. Tip: if you don't have an NS subscription or the *studentenreisproduct* you can buy train tickets (usually at a discount if you buy it days in advance) on [ns.nl](ns.nl/en) or the NS app. **Payment** In order to keep our Meetup-page active, everyone joining the event will be asked to pay a 2 euro contribution. The payment will be handled via Tikkie, and is refundable if you cancel before Wed March 18th 10:00 - and in any case if we cancel or postpone the event of course. We hope to see you there!

Christians in Tech is a community at the intersection of faith and technology. Our meetups are designed to spark meaningful conversations, promote knowledge sharing, and encourage growth—both in your career and your spiritual walk with God. Whether you're an experienced professional or just starting your tech journey, CIT welcomes you. Our Website [https://linktr.ee/citcbus](https://linktr.ee/citcbus) Sponsors and Partners * Improving (Venue Sponsor) * Bethel World Prayer Center (Fiscal Sponsor) * Fruits & Roots (Coffee Partner)

NFT's are here to stay folks! This is a group for like minded people interested in understanding, leveraging, using, creating for, profiting from, trading too i suppose, NFT's.. everything around them, complexity, fear and exploits, best practices and more. **PLUS** This group will talk AI ART tools, techniques, artists, video, audio, prototypes and more in the AI assisted production space- ART specifically, but we can get into any aspect of some of the cooler things happening in AI in general.

Discover Kiro, AWS’s innovative development environment that adapts to your workflow. Whether you prefer specification-driven development or a more intuitive, vibe-based approach, Kiro empowers you to build applications your way. In this session, speakers will explore Kiro’s core functionality and its evolution through re:Invent 2025, along with demonstrations of prompts used to create APIs, hooks, and steering documents. In the latter part of the session, watch as we build a complete example from scratch, showcasing Kiro’s agentic AI workflow in action for spec-driven development and vibe coding. What You'll Learn - Core Kiro concepts and development philosophy Feature evolution: pre and post re:Invent 2025 Practical examples: API creation, hooks, and steering docs Live coding demonstration with real-time problem solving Who Should Attend - Developers, solutions architects, and technical leaders interested in modern AWS development tools and AI-assisted coding workflows. **Speakers Bio:** Matthew Jorat: Matthew Jorat is a Customer Solutions Manager at AWS with nearly three decades of expertise in AI, cloud transformation, migration, modernization, IT, technology, and business. His career spans infrastructure engineer, solutions architect, security auditor, customer success director, support and services director, and operations officer. He was an early adopter of AWS services as a customer, and his current role at AWS uniquely blends his technical and business skills as he partners with executive teams to translate strategic priorities into measurable business outcomes through cloud adoption, AI implementation, and operational excellence. Matt leads end-to-end AI initiatives for enterprise customers, identifying high-impact use cases and maintaining relentless focus on measurable ROI. He holds eight AWS certifications and serves as Adjunct Professor at Franklin University teaching cloud computing and AWS architecture. His expertise encompasses GenAI, agentic AI systems, migration, modernization, and optimization strategies that drive transformation at scale. [https://www.linkedin.com/in/mattjorat/](https://www.linkedin.com/in/mattjorat/) Girish Bhatia: Girish Bhatia is a seasoned technology delivery leader with deep expertise in cross-domain program management. He holds multiple AWS certifications, including AWS Certified Solutions Architect – Associate, AWS Certified Developer – Associate, and AWS Generative AI Practitioner, and is also an AWS Community Builder. Girish brings over two decades of experience in the information technology industry. Throughout his career, Girish has led major technology-driven business transformation from modernizing on-premises applications to driving large-scale cloud migrations. His work includes API-based integration platforms, data-center and mainframe modernization, and enterprise cloud adoption initiatives. Based in Columbus, Ohio, Girish works at a tech-forward fintech company. He is passionate about AWS serverless architectures, Generative AI and emerging cloud technologies. An avid learner and builder, he continues to explore and apply the latest innovations in AWS to help organizations accelerate their digital transformation. https://www.linkedin.com/in/girishbhatia/[https://www.linkedin.com/in/girishbhatia/](https://www.linkedin.com/in/girishbhatia/) **THANK YOU** *Franklin University* for hosting our meetup! To learn more about *Franklin University*, please visit their website: https://www.franklin.edu/ **DIRECTIONS** Franklin University Fisher Hall 300 E. Main St, Columbus, OH 43215 Map: https://maps.app.goo.gl/jxjBA2hUmS5qrvhq8 Parking is FREE! Please park in Lot C in front of Fisher Hall. See attached map. NOTE: Map the address only. When mapping with Google Maps it may use the Fisher Hall at OSU, which is NOT correct. **Want to sponsor the pizza and/or bar tab?** Please contact me if you would like to sponsor this meetup's pizza and/or bar tab: angelo@mandato.com

Christians in Tech is a community at the intersection of faith and technology. Our meetups are designed to spark meaningful conversations, promote knowledge sharing, and encourage growth—both in your career and your spiritual walk with God. Whether you're an experienced professional or just starting your tech journey, CIT welcomes you. Our Website [https://linktr.ee/citcbus](https://linktr.ee/citcbus) Sponsors and Partners * Improving (Venue Sponsor) * Bethel World Prayer Center (Fiscal Sponsor) * Fruits & Roots (Coffee Partner)

**Important time note:** Please plan on arriving between 5:30 and 6:00 as the elevators lock after 6 and you'll need to message us and we'll need to come get you. The building address is 4450 Bridge Park The entrance is 6620 Mooney St, Suite 400 **Abstract** TBD **YouTube Link** TBA

Click Here For More Videos: https://www.facebook.com/share/r/17vTa7EuwG/ ********************************* The Biggest Salsa Night to hit your mid-week is happening at Latin City Wednesdays. Get the feel of the Latin Beat as your hips and feet groove the right way. This Wednesday we give homage to Willie Colón. RIP ********************************* Viva Dance Columbus (2809 Festival Lane Dublin, OH 43017) 830pm-930pm Cuban Salsa Lessons 930pm-Midnight Open Latin Dance Party $15 With Lesson $10 Just Open Dance ********************************** Free Parking, No Need to Bring a dance partner, No Sandals Please and Plenty of Space to Move Around.

**Improving Office in Franklinton** Physical location: Improving Office 330 Rush Alley Suite #150 Columbus, OH 43215 Schedule: 6:00 p.m.: Socialize, eat, and drink. Improving will be providing pizza and beverages. 6:30 to 8:00 pm. Main meeting and presentation(s). Topic: Type Annotations with John Cassidy We meet on the last Monday of each Month. Presentations are given by members and friends of this group. If you would like to do a presentation (small or large) on a python topic, please contact Central OH Python at centralohpython@gmail.com