https://effectivefield.com/Recent content on Effective FieldHugoen-usWed, 20 May 2026 00:00:00 +0000https://effectivefield.com/posts/holographic-3mt-metu-engineering-day/Wed, 20 May 2026 00:00:00 +0000https://effectivefield.com/posts/holographic-3mt-metu-engineering-day/🥇 1st Place Winner — Engineering Day 3MT Competition, METU, 20 May 2026.https://effectivefield.com/posts/what-is-a-horizon-wis-experimental-projects/Mon, 16 Mar 2026 00:00:00 +0000https://effectivefield.com/posts/what-is-a-horizon-wis-experimental-projects/PDF presentation on horizon concepts and WIS experimental projects.https://effectivefield.com/posts/nonlinear-optics-presentation-interband-berry-phase/Tue, 20 Jan 2026 00:00:00 +0000https://effectivefield.com/posts/nonlinear-optics-presentation-interband-berry-phase/Presentation slides from the Nonlinear Optics course on the interband Berry phase.https://effectivefield.com/posts/holographic-spectral-alignment-draft/Mon, 15 Dec 2025 00:00:00 +0000https://effectivefield.com/posts/holographic-spectral-alignment-draft/<div class="protected-gate" id="protected-gate"> <div class="protected-icon">🔒</div> <p class="protected-label">This content is password protected.</p> <div class="protected-form"> <input type="password" id="protected-input" placeholder="Enter password" autocomplete="current-password" /> <button onclick="checkPassword('12c510ed0ac3c7483b30165e461d53f42a7144eb9794e7d2acaa00bbca63a714')">Unlock</button> </div> <p class="protected-error" id="protected-error" style="display:none;">Incorrect password.</p> </div> <div class="protected-content" id="protected-content" style="display:none;"> <p>This page contains a draft manuscript and an assessment note provided as supporting material for my application to the Caltech PhD program in Physics.</p> <p><strong>Private materials — please do not distribute or repost.</strong></p> <hr> <h2 id="manuscript-draft">Manuscript (Draft)</h2> <p><strong>Holographic Spectral Alignment: Fast Deterministic 3D Orientation via Boundary Holograms</strong></p> <p><a href="https://effectivefield.com/pdfs/HolographicSpectralAlignment.pdf">Download Manuscript (PDF)</a></p> <hr> <h2 id="research-assessment-statement">Research Assessment Statement</h2> <p><strong>Asst. Prof. Murat Temiz (METU)</strong></p> <p><a href="https://effectivefield.com/pdfs/Statement_MuratTemiz.pdf">Download Assessment Statement (PDF)</a></p> </div> <script> function checkPassword(correctHash) { const input = document.getElementById('protected-input').value; crypto.subtle.digest('SHA-256', new TextEncoder().encode(input)).then(buf => { const hex = Array.from(new Uint8Array(buf)).map(b => b.toString(16).padStart(2,'0')).join(''); if (hex === correctHash) { document.getElementById('protected-gate').style.display = 'none'; document.getElementById('protected-content').style.display = 'block'; sessionStorage.setItem('unlocked-12c510ed0ac3c7483b30165e461d53f42a7144eb9794e7d2acaa00bbca63a714', '1'); } else { document.getElementById('protected-error').style.display = 'block'; } }); } (function() { const hash = '12c510ed0ac3c7483b30165e461d53f42a7144eb9794e7d2acaa00bbca63a714'; if (sessionStorage.getItem('unlocked-' + hash) === '1') { document.getElementById('protected-gate').style.display = 'none'; document.getElementById('protected-content').style.display = 'block'; } document.getElementById('protected-input').addEventListener('keydown', function(e) { if (e.key === 'Enter') checkPassword(hash); }); })(); </script>https://effectivefield.com/posts/metu-talk-einsteins-equations-in-electromagnetic-media/Wed, 03 Dec 2025 00:00:00 +0000https://effectivefield.com/posts/metu-talk-einsteins-equations-in-electromagnetic-media/Talk given at METU on Einstein&rsquo;s field equations in the context of electromagnetic media.https://effectivefield.com/posts/ista-hosten-group-meeting-talk/Wed, 10 Sep 2025 00:00:00 +0000https://effectivefield.com/posts/ista-hosten-group-meeting-talk/Talk at the ISTA Hosten Group Meeting, Wednesday September 10, 2025.https://effectivefield.com/posts/classification-of-analogies-in-mathematical-physics/Wed, 30 Jul 2025 00:00:00 +0000https://effectivefield.com/posts/classification-of-analogies-in-mathematical-physics/A framework for categorizing analogies between physical systems — from intuitive connections to full mathematical dualities.https://effectivefield.com/posts/tapir-caltech-sxs-group-meeting-talk/Tue, 08 Jul 2025 00:00:00 +0000https://effectivefield.com/posts/tapir-caltech-sxs-group-meeting-talk/Talk at the TAPIR / Caltech SXS Group Meeting on Einstein&rsquo;s equations in electromagnetic media.https://effectivefield.com/posts/gravitational-aquarium/Sat, 10 May 2025 00:00:00 +0000https://effectivefield.com/posts/gravitational-aquarium/The cosmos lives within everyday moments — observing an aquarium at METU and drawing parallels to gravitational physics.https://effectivefield.com/posts/fluctuation-dissipation-theorem/Sun, 02 Mar 2025 00:00:00 +0000https://effectivefield.com/posts/fluctuation-dissipation-theorem/From Einstein&rsquo;s 1905 Brownian motion to quantum vacuum fluctuations and the Lindblad equation.https://effectivefield.com/posts/through-the-curtain-darwin/Mon, 30 Sep 2024 00:00:00 +0000https://effectivefield.com/posts/through-the-curtain-darwin/A creative reimagining of Charles Darwin receiving Wallace&rsquo;s letter — told through light, curtains, and the courage to publish.https://effectivefield.com/posts/dispersion-as-a-consequence-of-discrete-space-time/Tue, 10 Sep 2024 00:00:00 +0000https://effectivefield.com/posts/dispersion-as-a-consequence-of-discrete-space-time/How dispersion emerges naturally from a granular spacetime model — deriving dispersion relations from coupled oscillators on a lattice.https://effectivefield.com/posts/on-the-origins-of-time-and-gravitation/Mon, 01 Apr 2024 00:00:00 +0000https://effectivefield.com/posts/on-the-origins-of-time-and-gravitation/A thought experiment on the origins of time and gravitation, inspired by the stone waterfalls at METU.https://effectivefield.com/posts/quantum-circuit-notation-qcn/Sun, 26 Nov 2023 00:00:00 +0000https://effectivefield.com/posts/quantum-circuit-notation-qcn/Proposing QCN as a novel framework for classical circuit analysis inspired by quantum mechanics and Dirac&rsquo;s bra-ket notation.https://effectivefield.com/posts/time-lord-victorious/Wed, 25 Oct 2023 00:00:00 +0000https://effectivefield.com/posts/time-lord-victorious/On the immutability of time — from Minkowski spacetime to black holes, with a detour through Doctor Who.https://effectivefield.com/posts/group-theory-in-physics/Fri, 12 May 2023 00:00:00 +0000https://effectivefield.com/posts/group-theory-in-physics/On the role of symmetry and group theory as the mathematical language of modern physics.https://effectivefield.com/posts/why-you-are-who-you-are/Fri, 12 May 2023 00:00:00 +0000https://effectivefield.com/posts/why-you-are-who-you-are/A scientific treatise on the understanding of character and consciousness.https://effectivefield.com/posts/tardis-time-and-relative-dimensions-in-space/Mon, 03 Apr 2023 00:00:00 +0000https://effectivefield.com/posts/tardis-time-and-relative-dimensions-in-space/Is it possible to manipulate dimensions? Examining the TARDIS through the lens of mathematical physics.https://effectivefield.com/posts/william-rowan-hamilton-forgotten-genius/Thu, 16 Mar 2023 00:00:00 +0000https://effectivefield.com/posts/william-rowan-hamilton-forgotten-genius/The story of William Rowan Hamilton — an alcoholic poet who invented quaternions on a bridge in Dublin.https://effectivefield.com/posts/special-relativity/Sat, 04 Mar 2023 00:00:00 +0000https://effectivefield.com/posts/special-relativity/An introduction to Einstein&rsquo;s special relativity — from Galileo and Newton through Mach to the 1905 revolution.https://effectivefield.com/posts/what-is-the-most-fundamental-science/Sat, 04 Mar 2023 00:00:00 +0000https://effectivefield.com/posts/what-is-the-most-fundamental-science/Which science is the most fundamental — physics, neuroscience, or mathematics?https://effectivefield.com/about/Mon, 01 Jan 0001 00:00:00 +0000https://effectivefield.com/about/About Eren Erberk Erkulhttps://effectivefield.com/contact/Mon, 01 Jan 0001 00:00:00 +0000https://effectivefield.com/contact/Contact Eren Erberk Erkulhttps://effectivefield.com/presentations/Mon, 01 Jan 0001 00:00:00 +0000https://effectivefield.com/presentations/Talks, lectures, and competition slides by Eren Erberk Erkulhttps://effectivefield.com/publications/Mon, 01 Jan 0001 00:00:00 +0000https://effectivefield.com/publications/Academic publications by Eren Erberk Erkulhttps://effectivefield.com/simulations/Mon, 01 Jan 0001 00:00:00 +0000https://effectivefield.com/simulations/Interactive physics simulations by Eren Erberk Erkul